Dangerous Heat Building in the West; Severe Storms in the Upper Midwest

A long duration heat wave will build across the Southwest, California, and Pacific Northwest. Dangerous heat is also forecast for the Great Basin and South Plains. Severe storms in the Upper Midwest may have locally heavy rain, damaging winds, and very large hail. Heavy rain and flooding will also be possible in the Deep South and Appalachians.
Read More...

Last Update: 739 PM EDT Thu Aug 13 2020

View Nearby Observations

For More Weather Information:

Tampa Bay, FL Local Forecast Office

25NM SW Pass-a-grille Reef FL

Marine Zone Forecast


Synopsis: Benign boating conditions with light winds and minimal seas will persist over the gulf waters. The primary hazard for mariners will continue to be scattered thunderstorms. The main threat for showers and thunderstorms will be during the late night and morning hours...and again during the afternoon/evening as storms that develop over land may drift back towards the coast creating locally hazardous winds and seas.

Rest Of Tonight
Southwest winds around 5 knots then becoming southeast. Seas 2 feet or less. Isolated thunderstorms in the evening. Scattered thunderstorms after midnight.
Friday
South winds around 5 knots then becoming southwest around 5 knots late in the afternoon. Seas 2 feet or less. Scattered thunderstorms in the morning, then isolated thunderstorms in the afternoon.
Friday Night
South winds around 5 knots. Seas 2 feet or less. Isolated thunderstorms.
Saturday
West winds around 5 knots. Seas 2 feet or less. Scattered thunderstorms in the morning, then isolated thunderstorms in the afternoon.
Saturday Night
West winds around 5 knots. Seas 2 feet or less. Isolated thunderstorms in the evening, then scattered thunderstorms after midnight.
Sunday
West winds around 5 knots increasing to around 10 knots late in the afternoon. Seas 2 feet or less. Scattered thunderstorms in the morning, then isolated thunderstorms in the afternoon.
Sunday Night
West winds around 10 knots diminishing to around 5 knots toward morning. Seas 2 feet or less. Isolated thunderstorms in the evening, then scattered thunderstorms after midnight.
Monday
West winds around 5 knots increasing to around 10 knots late in the afternoon. Seas 2 feet or less. Scattered thunderstorms in the morning, then isolated thunderstorms in the afternoon.
Monday Night
Southwest winds around 10 knots. Seas 2 feet or less. Scattered thunderstorms.
Tuesday
Southwest winds around 10 knots. Seas 2 feet or less. Scattered thunderstorms.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 739 PM EDT Thu Aug 13 2020
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data