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Atlantic Tropical Weather Outlook
2018-09-20 01:49:09| National Hurricane Center (Atlantic)
196 ABNT20 KNHC 192349 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 PM EDT Wed Sep 19 2018 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: A westward-moving tropical wave is producing a small but concentrated area of thunderstorms about 900 miles east of the Windward Islands. Some slow development of this disturbance will be possible through early Friday before environmental conditions become quite unfavorable for tropical cyclone formation by late Friday and continuing through the weekend. * Formation chance through 48 hours...low...20 percent. * Formation chance through 5 days...low...20 percent. A non-tropical low pressure system is forecast to develop this weekend over the central subtropical Atlantic Ocean between Bermuda and the Azores. After that time, conditions are expected to become favorable for the formation of a subtropical or tropical cyclone while the low meanders over the central Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...medium...40 percent. $$ Forecaster Stewart
Tags: weather
atlantic
outlook
tropical
Eastern North Pacific Tropical Weather Outlook
2018-09-20 01:33:06| National Hurricane Center (East Pacific)
363 ABPZ20 KNHC 192333 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 PM PDT Wed Sep 19 2018 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on Tropical Depression Nineteen-E located over the Gulf of California. An elongated area of low pressure located about 850 miles southwest of the southern tip of the Baja California peninsula continues to produce disorganized showers and thunderstorms. Some slow development of this system is possible before upper-level winds become unfavorable for development late this weekend. This disturbance is expected to move west-northwestward during the next several days. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...30 percent. An area of disturbed weather is expected to form in a couple of days well to the south of the Gulf of Tehuantepec. Some slow development of this system is possible late this weekend and early next week while the disturbance moves nearly parallel to the southwestern coast of Mexico. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...30 percent. && Public Advisories on Tropical Depression Nineteen-E are issued under WMO header WTPZ34 KNHC and under AWIPS header MIATCPEP4. Forecast/Advisories on Tropical Depression Nineteen-E are issued under WMO header WTPZ24 KNHC and under AWIPS header MIATCMEP4. $$ Forecaster Cangialosi
Tags: north
weather
pacific
eastern
Eastern North Pacific Tropical Weather Outlook
2018-09-19 19:44:52| National Hurricane Center (East Pacific)
930 ABPZ20 KNHC 191744 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL Issued by the NWS Weather Prediction Center College Park MD 1100 AM PDT Wed Sep 19 2018 For the eastern North Pacific...east of 140 degrees west longitude: The National Hurricane Center is issuing advisories on newly formed Tropical Depression Nineteen-E located over the southern Gulf of California. An elongated area of low pressure located about 850 miles southwest of the southern tip of the Baja California peninsula has become less organized today. Environmental conditions could be conducive for some gradual development of this system during the next few days while it moves slowly west-northwestward or northwestward. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...30 percent. An area of disturbed weather is expected to form over the weekend a few hundred miles south of the Gulf of Tehuantepec. Some slow development of this system is possible early next week while the system moves nearly parallel to the southwestern coast of Mexico. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Public Advisories on Tropical Depression Nineteen-E are issued under WMO header WTPZ34 KNHC and under AWIPS header MIATCPEP4. Forecast/Advisories on Tropical Depression Nineteen-E are issued under WMO header WTPZ24 KNHC and under AWIPS header MIATCMEP4. Forecaster Roth/Blake
Tags: north
weather
pacific
eastern
Atlantic Tropical Weather Outlook
2018-09-19 19:21:37| National Hurricane Center (Atlantic)
723 ABNT20 KNHC 191721 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Wed Sep 19 2018 For the North Atlantic...Caribbean Sea and the Gulf of Mexico: Shower activity associated with a tropical wave located about 1000 miles east of the Windward Islands has decreased some this morning. Further development is becoming less likely since the environment is becoming unfavorable for tropical cyclone formation. * Formation chance through 48 hours...low...10 percent. * Formation chance through 5 days...low...10 percent. A non-tropical low is forecast to form this weekend between Bermuda and the Azores. After that time, conditions are expected to be favorable for subtropical or tropical cyclone formation while the low meanders over the north Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 5 days...low...20 percent. $$ Forecaster Avila
Tags: weather
atlantic
outlook
tropical
Eastern North Pacific Tropical Weather Outlook
2018-09-19 15:47:49| National Hurricane Center (East Pacific)
751 ABPZ20 KNHC 191347 TWOEP Special Tropical Weather Outlook NWS National Hurricane Center Miami FL Issued by the NWS Weather Prediction Center College Park MD 650 AM PDT Wed Sep 19 2018 Updated first system to raise probabilities For the eastern North Pacific...east of 140 degrees west longitude: Updated: Satellite imagery and surface observations indicate that a low pressure area over the southern Gulf of California has become better defined this morning. This system could become a tropical depression later today before moving into northwestern mainland Mexico tonight. This disturbance is expected to produce total rain accumulations of 5 to 10 inches, with isolated maximum amounts of 15 inches across portions of Baja California Sur, Sinaloa, and Sonora through Thursday. This rainfall may cause life-threatening flash floods and mudslides. Moisture from this disturbance will also lead to areas of heavy rainfall and a risk of flash flooding in the southwestern United States beginning today. * Formation chance through 48 hours...medium...50 percent. * Formation chance through 5 days...medium...50 percent. Another elongated area of low pressure is located about 900 miles southwest of the southern tip of the Baja California peninsula. Environmental conditions are expected to be conducive for some gradual development of this system during the next few days while it moves slowly west-northwestward or northwestward. * Formation chance through 48 hours...low...20 percent. * Formation chance through 5 days...medium...40 percent. $$ Forecaster Roth/Blake
Tags: north
weather
pacific
eastern
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