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Tropical Storm Polo Forecast Advisory Number 4

2020-11-18 15:37:44| National Hurricane Center (East Pacific)

Issued at 1500 UTC WED NOV 18 2020 000 WTPZ21 KNHC 181437 TCMEP1 TROPICAL STORM POLO FORECAST/ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP212020 1500 UTC WED NOV 18 2020 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. TROPICAL STORM CENTER LOCATED NEAR 16.3N 116.0W AT 18/1500Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 285 DEGREES AT 10 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1004 MB MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT. 34 KT....... 30NE 20SE 0SW 20NW. 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 16.3N 116.0W AT 18/1500Z AT 18/1200Z CENTER WAS LOCATED NEAR 16.1N 115.4W FORECAST VALID 19/0000Z 16.5N 117.6W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 30SE 0SW 30NW. FORECAST VALID 19/1200Z 16.7N 119.6W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 40NE 30SE 0SW 30NW. FORECAST VALID 20/0000Z 16.9N 121.5W MAX WIND 30 KT...GUSTS 40 KT. FORECAST VALID 20/1200Z 17.0N 123.6W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 21/0000Z 17.0N 126.0W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. FORECAST VALID 21/1200Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.3N 116.0W NEXT ADVISORY AT 18/2100Z $$ FORECASTER BLAKE

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Eastern North Pacific Tropical Weather Outlook

2020-11-18 12:45:41| National Hurricane Center (East Pacific)

539 ABPZ20 KNHC 181145 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 400 AM PST Wed Nov 18 2020 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on Tropical Depression Twenty-One-E, located several hundred miles southwest of the southern tip of the Baja California peninsula. Tropical cyclone formation is not expected during the next 5 days. && Public Advisories on Tropical Depression Twenty-One-E are issued under WMO header WTPZ31 KNHC and under AWIPS header MIATCPEP1. Forecast/Advisories on Tropical Depression Twenty-One-E are issued under WMO header WTPZ21 KNHC and under AWIPS header MIATCMEP1. $$ Forecaster Blake

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Atlantic Tropical Weather Outlook

2020-11-18 12:44:41| National Hurricane Center (Atlantic)

000 ABNT20 KNHC 181144 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 700 AM EST Wed Nov 18 2020 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: The National Hurricane Center is issuing advisories on Tropical Depression Iota, located inland over El Salvador. A broad area of low pressure could form in a day or so over the southwestern Caribbean Sea. Any development of this system is expected to slow to occur during the next several days while the system moves slowly west-southwestward or westward across the southwestern Caribbean Sea. Regardless of tropical cyclone formation, areas of heavy rain are possible during the next several days from Nicaragua southward across Central America and into Colombia. These rains could cause new flooding concerns, especially across previously inundated areas. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. A non-tropical area of low pressure could form between the Bahamas and Bermuda by early next week. The system could gradually develop subtropical characteristics through the middle of next week while it moves northeastward. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Forecaster Blake

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Tropical Depression Iota Forecast Advisory Number 20

2020-11-18 11:17:46| National Hurricane Center (Atlantic)

Issued at 0900 UTC WED NOV 18 2020 000 WTNT21 KNHC 181017 CCA TCMAT1 TROPICAL DEPRESSION IOTA FORECAST/ADVISORY NUMBER 20...CORRECTED NWS NATIONAL HURRICANE CENTER MIAMI FL AL312020 0900 UTC WED NOV 18 2020 CORRECTED FOR NO INTERMEDIATE CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE TROPICAL STORM WARNING FOR THE NORTHERN COAST OF HONDURAS HAS BEEN DISCONTINUED. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. TROPICAL DEPRESSION CENTER LOCATED NEAR 13.7N 88.3W AT 18/0900Z POSITION ACCURATE WITHIN 15 NM PRESENT MOVEMENT TOWARD THE WEST-SOUTHWEST OR 255 DEGREES AT 11 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1007 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 45 KT. 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 13.7N 88.3W AT 18/0900Z AT 18/0600Z CENTER WAS LOCATED NEAR 13.8N 87.8W FORECAST VALID 18/1800Z 13.0N 89.9W...POST-TROP/REMNT LOW MAX WIND 20 KT...GUSTS 30 KT. FORECAST VALID 19/0600Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 13.7N 88.3W NEXT ADVISORY AT 18/1500Z $$ FORECASTER STEWART

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Summary for Tropical Depression Iota (AT1/AL312020)

2020-11-18 11:16:16| National Hurricane Center (Atlantic)

...IOTA WEAKENS TO A TROPICAL DEPRESSION OVER EL SALVADOR... ...THREAT OF CATASTROPHIC FLASH FLOODING AND MUDSLIDES WILL CONTINUE ACROSS PORTIONS OF CENTRAL AMERICA... As of 3:00 AM CST Wed Nov 18 the center of Iota was located near 13.7, -88.3 with movement WSW at 13 mph. The minimum central pressure was 1007 mb with maximum sustained winds of about 35 mph.

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