Wintry Conditions from the Northern Rockies to Upper Midwest; Critical Fire Weather Across the West

Snow and ice will continue to impact portions of the Northern Rockies, Northern Plains, and Upper Midwest. Father south, heavy rainfall and a few severe thunderstorms are possible over the Middle Mississippi Valley. Another system will bring heavy precipitation to the Pacific Northwest Friday, while critical fire weather conditions prevail over California, the Southern Rockies, and High Plains.
Read More...

Last Update: 1011 AM EDT Thu Oct 22 2020

View Nearby Observations

For More Weather Information:

Miami - South Florida Local Forecast Office

10NM E Virginia Key FL

Marine Zone Forecast


...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...
Synopsis: High pressure over the Southeast United States continues to dominate the weather pattern with abundant moisture across the area. A trough of low pressure in the western Caribbean will move northeastward this weekend with moisture remaining across the region.

.GULF STREAM HAZARDS...Seas of 4 to 6 feet. Gusty winds, lightning, and waterspouts possible.

The approximate location of the west wall of the Gulf Stream as of Oct 22, 2020 at 1200 UTC...

7 nautical miles east southeast of Fowey Rocks. 12 nautical miles east southeast of Port Everglades. 11 nautical miles east northeast of Lake Worth. 17 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Rest Of Today
East winds 15 to 20 knots. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters choppy in exposed areas. Numerous showers and a slight chance of thunderstormsin the morning. Scattered showers and a slight chance of thunderstorms in the afternoon.
Tonight
East winds 15 to 20 knots. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters choppy in exposed areas. Numerous showers late in the evening, then scattered showers after midnight.
Friday
East winds around 15 knots with gusts to around 20 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a moderate chop. Scattered showers and slight chance of thunderstorms in the morning, then numerous showers and scattered thunderstorms.
Friday Night
East winds 10 to 15 knots with gusts to around 20 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a moderate chop. Scattered thunderstorms late in the evening. Numerous showers through the night. Numerous thunderstorms after midnight.
Saturday
East southeast winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Numerous thunderstorms in the morning. Numerous showers. Chance of thunderstorms.
Saturday Night
Southeast winds 10 to 15 knots. Seas around 2 feet. Intracoastal waters a light chop. Numerous showers and thunderstorms.
Sunday
South southeast winds around 10 knots becoming east southeast in the evening. Seas around 2 feet. Intracoastal waters a light chop. Numerous showers and chance of thunderstorms.
Sunday Night
East winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters a light chop. Scattered showers and chance of thunderstorms.
Monday
East winds 5 to 10 knots. Seas around 2 feet. Intracoastal waters a light chop. Scattered showers in the morning. Slight chance of thunderstorms. Isolated showers.
  Click Map For Detailed Forecast

ABOUT THIS FORECAST

Last Update: 1011 AM EDT Thu Oct 22 2020
  Forecast Discussion
   

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data