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Tropical Storm Olaf Forecast Advisory Number 4

2021-09-08 16:39:43| National Hurricane Center (East Pacific)

Issued at 1500 UTC WED SEP 08 2021 000 WTPZ25 KNHC 081439 TCMEP5 TROPICAL STORM OLAF FORECAST/ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP152021 1500 UTC WED SEP 08 2021 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... NONE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * BAJA CALIFORNIA SUR MEXICO FROM LOS BARRILES TO SANTA FE A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS ELSEWHERE IN BAJA CALIFORNIA SUR SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. ADDITIONAL WATCHES OR WARNINGS MAY BE REQUIRED LATER TODAY. TROPICAL STORM CENTER LOCATED NEAR 18.9N 107.5W AT 08/1500Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 315 DEGREES AT 6 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1005 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 40NE 0SE 0SW 0NW. 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 18.9N 107.5W AT 08/1500Z AT 08/1200Z CENTER WAS LOCATED NEAR 18.7N 107.3W FORECAST VALID 09/0000Z 19.6N 108.0W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 50NE 40SE 0SW 30NW. FORECAST VALID 09/1200Z 20.6N 109.0W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 30NE 20SE 0SW 20NW. 34 KT... 80NE 70SE 40SW 50NW. FORECAST VALID 10/0000Z 21.7N 110.5W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 30NE 30SE 20SW 30NW. 34 KT... 70NE 70SE 50SW 50NW. FORECAST VALID 10/1200Z 22.9N 112.2W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 30NE 20SE 20SW 30NW. 34 KT... 70NE 60SE 40SW 50NW. FORECAST VALID 11/0000Z 23.5N 113.9W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 40NE 40SE 30SW 40NW. FORECAST VALID 11/1200Z 23.8N 115.4W MAX WIND 35 KT...GUSTS 45 KT. 34 KT... 20NE 20SE 20SW 20NW. 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 12/1200Z 23.7N 118.0W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 13/1200Z 23.0N 120.7W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.9N 107.5W INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPEP5...AT 08/1800Z NEXT ADVISORY AT 08/2100Z $$ FORECASTER LATTO

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Tropical Storm Olaf Public Advisory Number 4

2021-09-08 16:39:37| National Hurricane Center (East Pacific)

Issued at 900 AM MDT Wed Sep 08 2021 000 WTPZ35 KNHC 081439 TCPEP5 BULLETIN Tropical Storm Olaf Advisory Number 4 NWS National Hurricane Center Miami FL EP152021 900 AM MDT Wed Sep 08 2021 ...DEPRESSION STRENGTHENS INTO TROPICAL STORM OLAF... SUMMARY OF 900 AM MDT...1500 UTC...INFORMATION ---------------------------------------------- LOCATION...18.9N 107.5W ABOUT 210 MI...335 KM W OF MANZANILLO MEXICO ABOUT 315 MI...510 KM SSE OF CABO SAN LUCAS MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/H PRESENT MOVEMENT...NW OR 315 DEGREES AT 7 MPH...11 KM/H MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Baja California Sur Mexico from Los Barriles to Santa Fe A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. Interests elsewhere in Baja California Sur should monitor the progress of this system. Additional watches or warnings may be required later today. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 900 AM MDT (1500 UTC), the center of Tropical Storm Olaf was located near latitude 18.9 North, longitude 107.5 West. Olaf is moving toward the northwest near 7 mph (11 km/h). This general motion along with an increase in forward speed are expected through Friday. A turn toward the west-northwest is forecast by Friday night, followed by a turn toward the west on Saturday. On the forecast track, the center of Olaf will move just to the southwest of southern Baja California Sur on Thursday and Friday. Maximum sustained winds are near 40 mph (65 km/h) with higher gusts. Some strengthening is forecast during the next day or so, and Olaf could be near hurricane strength by late Thursday. The storm is expected to begin weakening on Friday. Tropical-storm-force winds extend outward up to 45 miles (75 km) from the center. The estimated minimum central pressure is 1005 mb (29.68 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Tropical Storm Olaf can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP5 and WMO header WTPZ45 KNHC and on the web at hurricanes.gov/graphics_ep5.shtml?key_messages WIND: Tropical storm conditions are possible in the watch area in Baja California Sur by late Thursday or Thursday night. RAINFALL: Olaf is expected to produce total rainfall amounts of 1 to 3 inches with maximum amounts of 5 inches across the southern portions of Baja California Sur Thursday through Friday. This rainfall may trigger flash flooding and mudslides. SURF: Olaf is expected to generate swells that will affect portions of the coasts of Baja California Sur and Sinaloa by Thursday, spreading northward along the west coast of Baja California Sur through Friday. These swells are likely to cause life-threatening surf and rip current conditions. Please consult products from your local weather office. NEXT ADVISORY ------------- Next intermediate advisory at 1200 PM MDT. Next complete advisory at 300 PM MDT. $$ Forecaster Latto

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Hurricane Larry Public Advisory Number 31A

2021-09-08 13:56:34| National Hurricane Center (Atlantic)

Issued at 800 AM AST Wed Sep 08 2021 000 WTNT32 KNHC 081156 TCPAT2 BULLETIN Hurricane Larry Intermediate Advisory Number 31A NWS National Hurricane Center Miami FL AL122021 800 AM AST Wed Sep 08 2021 ...LARRY CAUSING DANGEROUS SWELLS ON THE WESTERN ATLANTIC COAST THIS WEEK... SUMMARY OF 800 AM AST...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...27.0N 57.7W ABOUT 560 MI...905 KM SE OF BERMUDA MAXIMUM SUSTAINED WINDS...115 MPH...185 KM/H PRESENT MOVEMENT...NW OR 325 DEGREES AT 10 MPH...17 KM/H MINIMUM CENTRAL PRESSURE...966 MB...28.53 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: The Bermuda Weather Service has issued a Tropical Storm Warning for Bermuda. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Warning is in effect for... * Bermuda A Tropical Storm Warning means that tropical storm conditions are expected somewhere within the warning area within 36 hours. Interests in southeastern Newfoundland should monitor the progress of this system. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 800 AM AST (1200 UTC), Hurricane Larry was located near latitude 27.0 North, longitude 57.7 West. Larry is moving toward the northwest near 10 mph (17 km/h), and this general motion is expected to continue through today. A turn toward the north-northwest and north with an increase in forward speed is forecast on Thursday. A faster northeastward motion is expected by Friday. On the forecast track, the center of Larry should pass east of Bermuda on Thursday. Maximum sustained winds are near 115 mph (185 km/h) with higher gusts. Larry is a category 3 hurricane on the Saffir-Simpson Hurricane Wind Scale. Gradual weakening is forecast during the next several days, but Larry is expected to remain a hurricane during that time. Larry is a large hurricane. Hurricane-force winds extend outward up to 70 miles (110 km) from the center and tropical-storm-force winds extend outward up to 185 miles (295 km). The minimum central pressure reported by an Air Force Hurricane Hunter aircraft is 966 mb (28.53 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Larry can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDAT2 and WMO header WTNT42 KNHC. WIND: Tropical storm conditions are possible on Bermuda beginning tonight or early Thursday. SURF: Swells generated by Larry will continue to affect the Leeward Islands, portions of the Greater Antilles, and the Bahamas through midweek, and impact Bermuda through the end of the week. Significant swells from Larry will begin reaching the east coast of the United States and Atlantic Canada today and continue affecting these shores through the end of the week. 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 1100 AM AST. $$ Forecaster Pasch

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Tropical Depression Fifteen-E Public Advisory Number 3A

2021-09-08 13:56:34| National Hurricane Center (East Pacific)

Issued at 600 AM MDT Wed Sep 08 2021 000 WTPZ35 KNHC 081156 TCPEP5 BULLETIN Tropical Depression Fifteen-E Intermediate Advisory Number 3A NWS National Hurricane Center Miami FL EP152021 600 AM MDT Wed Sep 08 2021 ...TROPICAL DEPRESSION STILL FORECAST TO BECOME A TROPICAL STORM LATER TODAY... SUMMARY OF 600 AM MDT...1200 UTC...INFORMATION ---------------------------------------------- LOCATION...18.7N 107.3W ABOUT 200 MI...320 KM W OF MANZANILLO MEXICO ABOUT 335 MI...540 KM SSE OF CABO SAN LUCAS MEXICO MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H PRESENT MOVEMENT...NNW OR 335 DEGREES AT 5 MPH...8 KM/H MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY: None. SUMMARY OF WATCHES AND WARNINGS IN EFFECT: A Tropical Storm Watch is in effect for... * Baja California Sur Mexico from Los Barriles to Santa Fe A Tropical Storm Watch means that tropical storm conditions are possible within the watch area, generally within 48 hours. Interests elsewhere in Baja California Sur should monitor the progress of this system. Additional watches or warnings may be required later today. For storm information specific to your area, please monitor products issued by your national meteorological service. DISCUSSION AND OUTLOOK ---------------------- At 600 AM MDT (1200 UTC), the center of Tropical Depression Fifteen-E was located near latitude 18.7 North, longitude 107.3 West. The depression is moving toward the north-northwest near 5 mph (8 km/h). A turn toward the northwest is expected later today, with an increasing forward speed through Friday. A turn toward the west-northwest is forecast by Friday night. On the forecast track, the center of the depression will move just to the southwest of southern Baja California Sur on Thursday and Friday. Maximum sustained winds are near 35 mph (55 km/h) with higher gusts. Strengthening is forecast, and the depression is expected to become a tropical storm later today. It could then become a short-lived hurricane Thursday or Thursday night. Weakening is expected on Friday when the system moves over colder waters. The estimated minimum central pressure is 1006 mb (29.71 inches). HAZARDS AFFECTING LAND ---------------------- Key messages for Tropical Depression Fifteen-E can be found in the Tropical Cyclone Discussion under AWIPS header MIATCDEP5 and WMO header WTPZ45 KNHC. WIND: Tropical storm conditions are possible in the watch area in Baja California Sur by late Thursday or Thursday night. RAINFALL: The depression is expected to produce total rainfall amounts of 1 to 3 inches with maximum amounts of 5 inches across the southern portions of Baja California Sur Thursday through Friday. This rainfall may trigger flash flooding and mudslides. SURF: The strengthening cyclone is expected to generate swells that will affect portions of the coasts of Baja California Sur and Sinaloa by Thursday, spreading northward along the west coast of Baja California Sur through Friday. 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 900 AM MDT. $$ Forecaster Latto

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Tropical Depression Fifteen-E Forecast Advisory Number 3

2021-09-08 10:49:02| National Hurricane Center (East Pacific)

Issued at 0900 UTC WED SEP 08 2021 410 WTPZ25 KNHC 080848 TCMEP5 TROPICAL DEPRESSION FIFTEEN-E FORECAST/ADVISORY NUMBER 3 NWS NATIONAL HURRICANE CENTER MIAMI FL EP152021 0900 UTC WED SEP 08 2021 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENT OF MEXICO HAS EXTENDED THE TROPICAL STORM WATCH NORTHWARD ALONG THE WEST COAST OF BAJA CALIFORNIA SUR TO SANTA FE. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * BAJA CALIFORNIA SUR MEXICO FROM LOS BARRILES TO SANTA FE A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. INTERESTS ELSEWHERE IN BAJA CALIFORNIA SUR SHOULD MONITOR THE PROGRESS OF THIS SYSTEM. ADDITIONAL WATCHES OR WARNINGS MAY BE REQUIRED LATER TODAY. TROPICAL DEPRESSION CENTER LOCATED NEAR 18.5N 107.1W AT 08/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 335 DEGREES AT 3 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB MAX SUSTAINED WINDS 30 KT WITH GUSTS TO 40 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 18.5N 107.1W AT 08/0900Z AT 08/0600Z CENTER WAS LOCATED NEAR 18.3N 107.0W FORECAST VALID 08/1800Z 19.1N 107.6W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 50NE 40SE 0SW 30NW. FORECAST VALID 09/0600Z 20.0N 108.4W MAX WIND 50 KT...GUSTS 60 KT. 50 KT... 30NE 20SE 0SW 20NW. 34 KT... 80NE 70SE 30SW 50NW. FORECAST VALID 09/1800Z 21.1N 109.6W MAX WIND 60 KT...GUSTS 75 KT. 50 KT... 40NE 30SE 20SW 30NW. 34 KT... 80NE 70SE 40SW 60NW. FORECAST VALID 10/0600Z 22.3N 111.2W MAX WIND 65 KT...GUSTS 80 KT. 64 KT... 15NE 0SE 0SW 0NW. 50 KT... 30NE 20SE 20SW 30NW. 34 KT... 70NE 60SE 40SW 60NW. FORECAST VALID 10/1800Z 23.3N 112.8W MAX WIND 55 KT...GUSTS 65 KT. 50 KT... 20NE 20SE 0SW 20NW. 34 KT... 50NE 40SE 30SW 50NW. FORECAST VALID 11/0600Z 23.9N 114.5W MAX WIND 45 KT...GUSTS 55 KT. 34 KT... 40NE 30SE 30SW 30NW. 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 12/0600Z 24.1N 117.1W...POST-TROP/REMNT LOW MAX WIND 30 KT...GUSTS 40 KT. OUTLOOK VALID 13/0600Z 23.6N 119.6W...POST-TROP/REMNT LOW MAX WIND 25 KT...GUSTS 35 KT. REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.5N 107.1W INTERMEDIATE PUBLIC ADVISORY...WTNT35 KNHC/MIATCPEP5...AT 08/1200Z NEXT ADVISORY AT 08/1500Z $$ FORECASTER BERG

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