Strong Storms for Midwest; Very Active Weather Pattern for West

Strong thunderstorms with isolated severe hail are possible today across northern Iowa and southern Minnesota today. Otherwise, a very active and wet weather pattern is expected through early next week for the West Coast and Western U.S. A number of Pacific storm systems will deliver enhanced and excessive rainfall along with mountain snow.
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Hazardous Weather Conditions

Last Update: 1001 AM EDT Wed Oct 20 2021

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Miami - South Florida Local Forecast Office

11NM ESE South Palm Beach FL

Marine Zone Forecast


...SMALL CRAFT SHOULD EXERCISE CAUTION...
Synopsis: Breezy east northeast flow will continue across the Atlantic and Gulf waters today before gradually subsiding through the second half of the week and into the upcoming weekend. Chances of showers and thunderstorms also increase across the local waters for the second half of the week and into the upcoming weekend.

.GULF STREAM HAZARDS...East northeast winds 15 to 20 knots with higher gusts.

The approximate location of the west wall of the Gulf Stream as of Oct 19, 2021 at 1200 UTC...

10 nautical miles east southeast of Fowey Rocks. 22 nautical miles east southeast of Port Everglades. 16 nautical miles east northeast of Lake Worth. 15 nautical miles east northeast of Jupiter Inlet.

This data courtesy of the Naval Oceanographic Office.

Rest Of Today
East northeast winds around 15 knots with gusts to around 20 knots. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters a moderate chop.
Tonight
East northeast winds around 15 knots with gusts to around 20 knots. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters a moderate chop. Slight chance of showers after midnight.
Thursday
East winds 10 to 15 knots with gusts to around 20 knots. Seas 2 to 4 feet with occasional seas to 5 feet. Period 5 seconds. Intracoastal waters a moderate chop. Slight chance of showers in the morning, then chance of showers.
Thursday Night
East winds 10 to 15 knots. Seas 2 to 3 feet. Period 4 seconds. Intracoastal waters a moderate chop. Chance of showers.
Friday
East northeast winds around 10 knots. Seas around 2 feet. Intracoastal waters a light chop. Chance of showers . Slight chance of thunderstorms.
Friday Night
East northeast winds 5 to 10 knots along the coast to east around 10 knots in the gulf stream. Seas around 2 feet. Intracoastal waters a light chop. Chance of showers and thunderstorms.
Saturday
East northeast winds 5 to 10 knots. Seas 2 to 3 feet. Intracoastal waters a light chop. Chance of showers and slight chance of thunderstorms.
Saturday Night
East winds 10 to 15 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Chance of showers through the night. Slight chance of thunderstorms after midnight.
Sunday
East winds 10 to 15 knots with gusts to around 20 knots. Seas 2 to 3 feet. Intracoastal waters a moderate chop. Slight chance of thunderstorms in the morning. Showers likely . Chance of thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1001 AM EDT Wed Oct 20 2021
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