Tropical Cyclone Activity


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Atlantic/Gulf of Mexico/Caribbean


NHC Atlantic

Active tropical cyclones in the Atlantic, Caribbean, and the Gulf of America

 


Atlantic Tropical Weather Outlook
193 ABNT20 KNHC 301136TWOAT Tropical Weather OutlookNWS National Hurricane Center Miami FL800 AM EDT Sun Aug 30 2026For the North Atlantic...Caribbean Sea and the Gulf of America:East of the Leeward Islands (Remnants of Dolly):A strong tropical wave, the remnants of Tropical Storm Dolly, is producing an area of showers and thunderstorms from Puerto Rico eastward across the Virgin Islands and the northern Leeward Islands. Satellite data and surface observations indicate that there are no signs of a closed surface circulation, and redevelopment is unlikely during the next day or two while the wave moves westward to west-northwestward at about 25 mph. The system should bring locally heavy rains and gusty winds to portions of the Leeward Islands, the Virgin Islands, and Puerto Rico over the next couple of days. Conditions may become more conducive for redevelopment by the middle of the week as the system reaches the southeastern Gulf of America.* Formation chance through 48 hours...low...near 0 percent.* Formation chance through 7 days...low...20 percent.Northern Gulf of America (AL97):Showers and thunderstorms associated with an area of low pressure located about 125 miles south of the coast of southeastern Louisiana have become more concentrated. However, current surface observations indicate that the system has not yet strengthened. Slow development of this system is possible during the next couple of days as it drifts westward to west-northwestward across the northern Gulf. Interests along the Louisiana and Upper Texas coasts should monitor the progress of this system.* Formation chance through 48 hours...low...30 percent.* Formation chance through 7 days...low...30 percent.$$Forecaster Beven

There are no tropical cyclones at this time.
No tropical cyclones as of Sun, 30 Aug 2026 14:00:06 GMT

 

Eastern Pacific


NHC Eastern North Pacific

Active tropical cyclones in the Eastern North Pacific

 


Eastern North Pacific Tropical Weather Outlook
000ABPZ20 KNHC 301134TWOEP Tropical Weather OutlookNWS National Hurricane Center Miami FL500 AM PDT Sun Aug 30 2026For the eastern and central North Pacific east of 180 longitude:Active Systems:The National Hurricane Center is issuing advisories on recently upgraded Hurricane Karina, located well west-southwest of the southern tip of the Baja California Peninsula, and on Tropical Storm Lowell, located well east-southeast of the Hawaiian Islands. Well Offshore of Southwestern Mexico:An area of disturbed weather, associated with a tropical wave, is located well to the south of southwestern Mexico. This system is expected to continue to move west-northwestward to northwestward at 10 to 15 mph. Environmental conditions appear favorable for gradual development of this system, and a tropical depression is likely to form during the early to middle part of next week.* Formation chance through 48 hours...medium...60 percent.* Formation chance through 7 days...high...90 percent.Central Pacific:An area of low pressure could form well south or southwest of the Hawaiian Islands in the next couple of days. Some gradual development is possible thereafter while it moves slowly westward across the central Pacific.* Formation chance through 48 hours...low...near 0 percent.* Formation chance through 7 days...low...30 percent.$$Forecaster Katz/Beven

Hurricane for

  • Summary for Hurricane Karina (EP1/EP112026)
    ...KARINA BECOMES A HURRICANE... ...EXPECTED TO CONTINUE TO GAIN STRENGTH... As of 2:00 AM PDT Sun Aug 30 the center of Karina was located near 17.3, -121.1 with movement WNW at 15 mph. The minimum central pressure was 980 mb with maximum sustained winds of about 80 mph.

Hurricane Karina

  • Hurricane Karina Public Advisory Number 11
    Issued at 200 AM PDT Sun Aug 30 2026 607 WTPZ31 KNHC 300832 TCPEP1 BULLETIN Hurricane Karina Advisory Number 11 NWS National Hurricane Center Miami FL EP112026 200 AM PDT Sun Aug 30 2026 ...KARINA BECOMES A HURRICANE... ...EXPECTED TO CONTINUE TO GAIN STRENGTH... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...17.3N 121.1W ABOUT 820 MI...1325 KM WSW OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/H PRESENT MOVEMENT...WNW OR 295 DEGREES AT 15 MPH...24 KM/H MINIMUM CENTRAL PRESSURE...980 MB...28.94 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 200 AM PDT (0900 UTC), the center of Hurricane Karina was located near latitude 17.3 North, longitude 121.1 West. Karina is moving toward the west-northwest near 15 mph (24 km/h). A slower westward to west-northwestward motion is expected during the next few days. Maximum sustained winds are near 80 mph (130 km/h) with higher gusts. Steady to rapid strengthening seems likely, and Karina is forecast to become a major hurricane in a day or so. Hurricane-force winds extend outward up to 25 miles (35 km) from the center and tropical-storm-force winds extend outward up to 230 miles (370 km). The estimated minimum central pressure is 980 mb (28.94 inches). HAZARDS AFFECTING LAND ---------------------- SURF: Swells generated by Karina will affect portions of the coast of southwest Mexico and the Baja California Peninsula for the next couple of days. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next complete advisory at 800 AM PDT. $$ Forecaster Cangialosi]]>
  • Hurricane Karina Forecast Advisory Number 11
    Issued at 0900 UTC SUN AUG 30 2026 000 WTPZ21 KNHC 300831 TCMEP1 HURRICANE KARINA FORECAST/ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP112026 0900 UTC SUN AUG 30 2026 HURRICANE CENTER LOCATED NEAR 17.3N 121.1W AT 30/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT 13 KT ESTIMATED MINIMUM CENTRAL PRESSURE 980 MB MAX SUSTAINED WINDS 70 KT WITH GUSTS TO 85 KT. 64 KT....... 20NE 0SE 0SW 0NW. 50 KT....... 60NE 40SE 30SW 60NW. 34 KT.......200NE 180SE 90SW 160NW. 4 M SEAS....300NE 270SE 180SW 210NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 17.3N 121.1W AT 30/0900Z AT 30/0600Z CENTER WAS LOCATED NEAR 17.2N 120.7W FORECAST VALID 30/1800Z 17.6N 122.5W MAX WIND 85 KT...GUSTS 105 KT. 64 KT... 20NE 10SE 0SW 20NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...180NE 150SE 80SW 150NW. FORECAST VALID 31/0600Z 17.8N 124.3W MAX WIND 95 KT...GUSTS 115 KT. 64 KT... 25NE 15SE 10SW 20NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...150NE 150SE 80SW 120NW. FORECAST VALID 31/1800Z 17.9N 125.8W MAX WIND 105 KT...GUSTS 130 KT. 64 KT... 30NE 20SE 15SW 25NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...130NE 120SE 80SW 120NW. FORECAST VALID 01/0600Z 18.3N 127.5W MAX WIND 105 KT...GUSTS 130 KT. 64 KT... 30NE 20SE 15SW 30NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...130NE 120SE 80SW 120NW. FORECAST VALID 01/1800Z 18.9N 129.3W MAX WIND 105 KT...GUSTS 130 KT. 64 KT... 30NE 20SE 15SW 30NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...130NE 120SE 80SW 120NW. FORECAST VALID 02/0600Z 19.4N 131.0W MAX WIND 95 KT...GUSTS 115 KT. 64 KT... 30NE 20SE 15SW 30NW. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...120NE 110SE 80SW 110NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 03/0600Z 20.3N 133.8W MAX WIND 85 KT...GUSTS 105 KT. 50 KT... 60NE 40SE 30SW 50NW. 34 KT...120NE 110SE 80SW 110NW. OUTLOOK VALID 04/0600Z 21.2N 136.5W MAX WIND 70 KT...GUSTS 85 KT. 50 KT... 50NE 30SE 20SW 50NW. 34 KT...110NE 90SE 80SW 110NW. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.3N 121.1W NEXT ADVISORY AT 30/1500Z $$ FORECASTER CANGIALOSI]]>
  • Hurricane Karina Forecast Discussion Number 11
    Issued at 200 AM PDT Sun Aug 30 2026 000 WTPZ41 KNHC 300832 TCDEP1 Hurricane Karina Discussion Number 11 NWS National Hurricane Center Miami FL EP112026 200 AM PDT Sun Aug 30 2026 Satellite images indicate that Karina is strengthening and has become a hurricane. Curved bands now wrap completely around the center, and the dry slots noted earlier have filled in. There is a wide range in the latest satellite intensity estimates, from about 50 to 80 kt. The initial intensity is increased to 70 kt, based on a blend of the estimates and continued improved cloud pattern. A partial ASCAT pass indicates that the wind field has contracted, and the initial 34- and 50-kt wind radii have been updated based on that data. Now that Karina has a closed and symmetric inner core, significant strengthening seems likely given that the hurricane is forecast to remain in conducive environmental conditions for the next couple of days. The strengthening process is expected to stall on Monday, followed by a gradual weakening trend as Karina moves over progressively cooler waters and into a drier airmass during the middle and latter portions of the week. The NHC intensity forecast is higher than the previous one, but still below the GDMI and HCCA aids. The hurricane is moving west-northwestward at about 13 kt. The high pressure system to the north of Karina is expected to weaken due to an amplifying trough over the western U.S. However, there should be enough ridging to keep Karina on a westward to west-northwestward course, albeit at a slower pace, throughout the week. There is a fair amount of spread in the model guidance from days 3 to 5, but in general, the latest models have shifted southward this cycle. Based on this guidance, the NHC track forecast has been nudged southward, but still lies on the northern side of the guidance envelope. FORECAST POSITIONS AND MAX WINDS INIT 30/0900Z 17.3N 121.1W 70 KT 80 MPH 12H 30/1800Z 17.6N 122.5W 85 KT 100 MPH 24H 31/0600Z 17.8N 124.3W 95 KT 110 MPH 36H 31/1800Z 17.9N 125.8W 105 KT 120 MPH 48H 01/0600Z 18.3N 127.5W 105 KT 120 MPH 60H 01/1800Z 18.9N 129.3W 105 KT 120 MPH 72H 02/0600Z 19.4N 131.0W 95 KT 110 MPH 96H 03/0600Z 20.3N 133.8W 85 KT 100 MPH 120H 04/0600Z 21.2N 136.5W 70 KT 80 MPH $$ Forecaster Cangialosi]]>
  • Hurricane Karina Wind Speed Probabilities Number 11
    Issued at 0900 UTC SUN AUG 30 2026 551 FOPZ11 KNHC 300832 PWSEP1 HURRICANE KARINA WIND SPEED PROBABILITIES NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP112026 0900 UTC SUN AUG 30 2026 AT 0900Z THE CENTER OF HURRICANE KARINA WAS LOCATED NEAR LATITUDE 17.3 NORTH...LONGITUDE 121.1 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 70 KTS...80 MPH...130 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) PACIFIC DAYLIGHT TIME (PDT)...SUBTRACT 7 HOURS FROM Z TIME HAWAIIAN STANDARD TIME (HST)...SUBTRACT 10 HOURS FROM Z TIME WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 06Z SUN AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 06Z SUN 18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU PERIODS TO TO TO TO TO TO TO 18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU 06Z FRI FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT 15N 120W 34 9 X( 9) X( 9) X( 9) X( 9) X( 9) X( 9) 20N 120W 34 5 X( 5) X( 5) X( 5) X( 5) X( 5) X( 5) 20N 125W 34 1 14(15) 12(27) 2(29) X(29) X(29) X(29) 20N 130W 34 X X( X) X( X) 6( 6) 77(83) 2(85) X(85) 20N 130W 50 X X( X) X( X) 1( 1) 50(51) 3(54) X(54) 20N 130W 64 X X( X) X( X) X( X) 26(26) 3(29) X(29) 20N 135W 34 X X( X) X( X) X( X) 2( 2) 43(45) 12(57) 20N 135W 50 X X( X) X( X) X( X) X( X) 18(18) 11(29) 20N 135W 64 X X( X) X( X) X( X) X( X) 8( 8) 6(14) 25N 135W 34 X X( X) X( X) X( X) X( X) 2( 2) 5( 7) 20N 140W 34 X X( X) X( X) X( X) X( X) X( X) 8( 8) 25N 140W 34 X X( X) X( X) X( X) X( X) X( X) 5( 5) $$ FORECASTER CANGIALOSI]]>
  • Hurricane Karina Graphics

    Hurricane Karina 34-Knot Wind Speed Probabilities
    Wind Speed Probabilities last updated Sun, 30 Aug 2026 09:22:18 GMT ]]>

Tropical Storm Tropical

  • Summary for Tropical Storm Lowell (EP2/EP122026)
    ...LOWELL HOLDING STEADY ON A WESTWARD TRACK... As of 11:00 PM HST Sat Aug 29 the center of Lowell was located near 13.2, -139.1 with movement W at 10 mph. The minimum central pressure was 1000 mb with maximum sustained winds of about 50 mph.

Tropical Storm Lowell

  • Tropical Storm Lowell Public Advisory Number 11
    Issued at 1100 PM HST Sat Aug 29 2026 000 WTPZ32 KNHC 300950 TCPEP2 BULLETIN Tropical Storm Lowell Advisory Number 11 NWS National Hurricane Center Miami FL EP122026 1100 PM HST Sat Aug 29 2026 ...LOWELL HOLDING STEADY ON A WESTWARD TRACK... SUMMARY OF 1100 PM HST...0900 UTC...INFORMATION ----------------------------------------------- LOCATION...13.2N 139.1W ABOUT 1150 MI...1850 KM ESE OF HILO HAWAII MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...1000 MB...29.53 INCHES WATCHES AND WARNINGS -------------------- There are no coastal watches or warnings in effect. DISCUSSION AND OUTLOOK ---------------------- At 1100 PM HST (0900 UTC), the center of Tropical Storm Lowell was located near latitude 13.2 North, longitude 139.1 West. Lowell is moving toward the west near 10 mph (17 km/h), and this general motion will continue during the next several days. Maximum sustained winds are near 50 mph (85 km/h) with higher gusts. Gradual strengthening is expected during the next few days, and Lowell could become a hurricane by Monday or Monday night. Tropical-storm-force winds extend outward up to 80 miles (130 km) from the center. The estimated minimum central pressure is 1000 mb (29.53 inches). HAZARDS AFFECTING LAND ---------------------- None NEXT ADVISORY ------------- This is the last public advisory issued by the National Hurricane Center on this system. Future information on this system can be found in Public Advisories issued by the Central Pacific Hurricane Center beginning at 500 AM HST, under AWIPS header HFOTCPCP4, WMO header WTPA34 PHFO. Products will continue to be available on the web at hurricanes.gov $$ Forecaster Gibbs]]>
  • Tropical Storm Lowell Forecast Advisory Number 11
    Issued at 0900 UTC SUN AUG 30 2026 000 WTPZ22 KNHC 300833 TCMEP2 TROPICAL STORM LOWELL FORECAST/ADVISORY NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP122026 0900 UTC SUN AUG 30 2026 TROPICAL STORM CENTER LOCATED NEAR 13.2N 139.1W AT 30/0900Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT 9 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB MAX SUSTAINED WINDS 45 KT WITH GUSTS TO 55 KT. 34 KT....... 40NE 40SE 70SW 60NW. 4 M SEAS.... 30NE 30SE 30SW 60NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 13.2N 139.1W AT 30/0900Z AT 30/0600Z CENTER WAS LOCATED NEAR 13.2N 138.6W FORECAST VALID 30/1800Z 13.0N 140.9W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 20NE 0SE 0SW 0NW. 34 KT... 40NE 40SE 70SW 60NW. FORECAST VALID 31/0600Z 13.0N 143.1W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 20NE 0SE 0SW 10NW. 34 KT... 40NE 40SE 60SW 60NW. FORECAST VALID 31/1800Z 13.1N 145.2W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 20NE 10SE 0SW 20NW. 34 KT... 40NE 30SE 60SW 70NW. FORECAST VALID 01/0600Z 13.3N 147.2W MAX WIND 70 KT...GUSTS 85 KT. 64 KT... 20NE 0SE 0SW 20NW. 50 KT... 30NE 20SE 20SW 30NW. 34 KT... 50NE 40SE 60SW 70NW. FORECAST VALID 01/1800Z 13.4N 149.1W MAX WIND 80 KT...GUSTS 100 KT. 64 KT... 20NE 20SE 10SW 20NW. 50 KT... 30NE 30SE 20SW 30NW. 34 KT... 60NE 50SE 60SW 80NW. FORECAST VALID 02/0600Z 13.5N 150.9W MAX WIND 90 KT...GUSTS 110 KT. 64 KT... 20NE 20SE 10SW 20NW. 50 KT... 40NE 30SE 20SW 30NW. 34 KT... 80NE 50SE 60SW 90NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 100 NM ON DAY 4 AND 125 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 03/0600Z 14.0N 154.0W MAX WIND 95 KT...GUSTS 115 KT. 50 KT... 50NE 40SE 30SW 40NW. 34 KT...100NE 70SE 60SW 90NW. OUTLOOK VALID 04/0600Z 14.9N 157.6W MAX WIND 95 KT...GUSTS 115 KT. 50 KT... 50NE 40SE 30SW 40NW. 34 KT...110NE 70SE 60SW 90NW. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.2N 139.1W THIS IS THE LAST FORECAST/ADVISORY ISSUED BY THE NATIONAL HURRICANE CENTER ON THIS SYSTEM. FUTURE INFORMATION ON THIS SYSTEM CAN BE FOUND IN FORECAST/ ADVISORIES ISSUED BY THE CENTRAL PACIFIC HURRICANE CENTER BEGINNING AT 1500 UTC...UNDER AWIPS HEADER HFOTCMCP4...WMO HEADER WTPA24 PHFO. $$ FORECASTER GIBBS]]>
  • Tropical Storm Lowell Forecast Discussion Number 11
    Issued at 1100 PM HST Sat Aug 29 2026 000 WTPZ42 KNHC 300836 TCDEP2 Tropical Storm Lowell Discussion Number 11 NWS National Hurricane Center Miami FL EP122026 1100 PM HST Sat Aug 29 2026 Lowell remains a sheared tropical cyclone this evening. Moderate easterly vertical wind shear continues to displace the bulk of the deep convection over and west of the low-level circulation center. With little change in the satellite presentation, a blend of a scatterometer pass this evening, the latest objective intensity estimates, and the subjective Dvorak intensity estimate from TAFB supports holding the initial intensity at 45 kt for this advisory. Lowell is moving westward, or 270/9 kt. A low- to mid-level ridge positioned north of the cyclone should remain the primary steering influence during the next couple of days, resulting in a continued generally westward motion. The track guidance remains in relatively good agreement during this period. Thereafter, considerable cross-track spread persists, likely due in part to the potential influence of Hurricane Karina to the northeast on Lowell's steering flow. The latest HCCA and Google DeepMind ensemble mean have changed little over the past several cycles and remain near the southern edge of the guidance envelope, while the GFS, regional hurricane models, and simple consensus (TVCN) continue to favor a gradual west-northwestward to northwestward turn later in the forecast period. Given the considerable spread among these solutions, the latest NHC track forecast continues to reflect a blend of the previous forecast, HCCA, and Google DeepMind ensemble mean. Moderate easterly vertical wind shear continues to affect Lowell and should temper the rate of strengthening in the short term. The shear is forecast to decrease during the next day or so, which should allow the cyclone to become better organized. Gradual strengthening is forecast through about 36 h, followed by a faster rate of intensification through 72 h as environmental conditions become more favorable. Although some mid-level dry air could limit the rate of intensification, all of the intensity guidance supports continued strengthening, with Lowell forecast to become a hurricane in about 48 h, with some additional strengthening thereafter. The intensity forecast becomes increasingly uncertain later in the period due to Lowell's potential interaction with Karina. A slower and more northwestward track, as shown by the GFS and some of the regional hurricane models, would bring Lowell closer to Karina and could expose the cyclone to stronger vertical wind shear associated with Karina's outflow, resulting in a weaker cyclone. Conversely, a farther-south track would likely keep the two cyclones sufficiently separated and allow Lowell to maintain its strength or continue strengthening. The latest NHC intensity forecast remains near the middle of the guidance envelope and is close to the consensus (IVCN). Lowell is forecast to reach the central Pacific basin in the next few hours, and the next advisory will be issued by the Central Pacific Hurricane Center at 1500 UTC/500 AM HST. Users will not need to change where they obtain information on Lowell, which will continue to be available on the web at hurricanes.gov. FORECAST POSITIONS AND MAX WINDS INIT 30/0900Z 13.2N 139.1W 45 KT 50 MPH 12H 30/1800Z 13.0N 140.9W 50 KT 60 MPH 24H 31/0600Z 13.0N 143.1W 55 KT 65 MPH 36H 31/1800Z 13.1N 145.2W 60 KT 70 MPH 48H 01/0600Z 13.3N 147.2W 70 KT 80 MPH 60H 01/1800Z 13.4N 149.1W 80 KT 90 MPH 72H 02/0600Z 13.5N 150.9W 90 KT 105 MPH 96H 03/0600Z 14.0N 154.0W 95 KT 110 MPH 120H 04/0600Z 14.9N 157.6W 95 KT 110 MPH $$ Forecaster Gibbs]]>
  • Tropical Storm Lowell Wind Speed Probabilities Number 11
    Issued at 0900 UTC SUN AUG 30 2026 000 FOPZ12 KNHC 300835 PWSEP2 TROPICAL STORM LOWELL WIND SPEED PROBABILITIES NUMBER 11 NWS NATIONAL HURRICANE CENTER MIAMI FL EP122026 0900 UTC SUN AUG 30 2026 AT 0900Z THE CENTER OF TROPICAL STORM LOWELL WAS LOCATED NEAR LATITUDE 13.2 NORTH...LONGITUDE 139.1 WEST WITH MAXIMUM SUSTAINED WINDS NEAR 45 KTS...50 MPH...85 KM/H. Z INDICATES COORDINATED UNIVERSAL TIME (GREENWICH) PACIFIC DAYLIGHT TIME (PDT)...SUBTRACT 7 HOURS FROM Z TIME HAWAIIAN STANDARD TIME (HST)...SUBTRACT 10 HOURS FROM Z TIME WIND SPEED PROBABILITY TABLE FOR SPECIFIC LOCATIONS CHANCES OF SUSTAINED (1-MINUTE AVERAGE) WIND SPEEDS OF AT LEAST ...34 KT (39 MPH... 63 KM/H)... ...50 KT (58 MPH... 93 KM/H)... ...64 KT (74 MPH...119 KM/H)... FOR LOCATIONS AND TIME PERIODS DURING THE NEXT 5 DAYS PROBABILITIES FOR LOCATIONS ARE GIVEN AS OP(CP) WHERE OP IS THE PROBABILITY OF THE EVENT BEGINNING DURING AN INDIVIDUAL TIME PERIOD (ONSET PROBABILITY) (CP) IS THE PROBABILITY OF THE EVENT OCCURRING BETWEEN 06Z SUN AND THE FORECAST HOUR (CUMULATIVE PROBABILITY) PROBABILITIES ARE GIVEN IN PERCENT X INDICATES PROBABILITIES LESS THAN 1 PERCENT PROBABILITIES FOR 34 KT AND 50 KT ARE SHOWN AT A GIVEN LOCATION WHEN THE 5-DAY CUMULATIVE PROBABILITY IS AT LEAST 3 PERCENT. PROBABILITIES FOR 34...50...64 KT SHOWN WHEN THE 5-DAY 64-KT CUMULATIVE PROBABILITY IS AT LEAST 1 PERCENT. - - - - WIND SPEED PROBABILITIES FOR SELECTED LOCATIONS - - - - FROM FROM FROM FROM FROM FROM FROM TIME 06Z SUN 18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU PERIODS TO TO TO TO TO TO TO 18Z SUN 06Z MON 18Z MON 06Z TUE 06Z WED 06Z THU 06Z FRI FORECAST HOUR (12) (24) (36) (48) (72) (96) (120) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - LOCATION KT 15N 145W 34 X X( X) 2( 2) 1( 3) X( 3) X( 3) X( 3) 15N 150W 34 X X( X) X( X) X( X) 31(31) 2(33) 1(34) 15N 150W 50 X X( X) X( X) X( X) 10(10) 1(11) X(11) 15N 150W 64 X X( X) X( X) X( X) 4( 4) 1( 5) X( 5) BUOY 51004 34 X X( X) X( X) X( X) X( X) 3( 3) 1( 4) 15N 155W 34 X X( X) X( X) X( X) 1( 1) 49(50) 21(71) 15N 155W 50 X X( X) X( X) X( X) X( X) 21(21) 20(41) 15N 155W 64 X X( X) X( X) X( X) X( X) 11(11) 13(24) 18N 156W 34 X X( X) X( X) X( X) X( X) 2( 2) 10(12) SOUTH POINT 34 X X( X) X( X) X( X) X( X) 1( 1) 3( 4) BUOY 51002 34 X X( X) X( X) X( X) X( X) 2( 2) 29(31) BUOY 51002 50 X X( X) X( X) X( X) X( X) X( X) 11(11) BUOY 51002 64 X X( X) X( X) X( X) X( X) X( X) 5( 5) 15N 160W 34 X X( X) X( X) X( X) X( X) X( X) 29(29) 15N 160W 50 X X( X) X( X) X( X) X( X) X( X) 11(11) 15N 160W 64 X X( X) X( X) X( X) X( X) X( X) 5( 5) BUOY 51003 34 X X( X) X( X) X( X) X( X) X( X) 4( 4) $$ FORECASTER GIBBS]]>
  • Tropical Storm Lowell Graphics

    Tropical Storm Lowell 34-Knot Wind Speed Probabilities
    Wind Speed Probabilities last updated Sun, 30 Aug 2026 09:27:52 GMT ]]>

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