Tracking Three Storms with Widespread Impacts this Week

A winter storm will bring snow and some ice to the Midwest, Great Lakes and Northeast today while strong thunderstorms will be possible in portions of Alabama, Georgia and Florida. Additional heavy mountain snow and gusty winds will continue in the Southwest from a second storm. A third storm will bring heavy coastal rain and mountain snow to California and the Northwest tonight into Friday.
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Last Update: 236 PM EST Tue Jan 26 2021

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Jacksonville, FL Local Forecast Office

9NM E Jacksonville Beach FL

Marine Zone Forecast

Synopsis: Low pressure will move northeast along a front to the northwest tonight and Wednesday. The cold front will move across the area Wednesday evening bringing showers with isolated thunderstorms Wednesday and Wednesday night. Behind the front, west and then northwest winds will increase across the coastal waters, with Small Craft Advisory conditions developing and possible Gale force gusts offshore. A weakening high pressure ridge will then build over the region Friday through the weekend resulting in subsiding winds and seas.

.GULF STREAM...

The approximate location of the west wall of the Gulf Stream as of Jan 23, 2021 at 1200 UTC...

54 nautical miles east northeast of Flagler Beach. 61 nautical miles east of Saint Augustine Beach. 74 nautical miles east of Jacksonville Beach. 91 nautical miles east southeast of St Simons Island.

This data courtesy of the Naval Oceanographic Office.

Tonight

Southwest winds 10 to 15 knots. Seas 2 to 3 feet with a dominant period 6 seconds. A light chop on the intracoastal waters.

Wednesday

Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the afternoon. Seas 3 to 4 feet with a dominant period 6 seconds. Choppy on the intracoastal waters. Chance of showers and slight chance of thunderstorms in the afternoon.

Wednesday Night

West winds 15 to 20 knots becoming northwest 20 to 25 knots after midnight. Seas 4 to 6 feet with a dominant period 4 seconds. Rough on the intracoastal waters. Chance of showers in the evening.

Thursday

North winds 20 to 25 knots. Seas 4 to 6 feet. Rough on the intracoastal waters.

Thursday Night

North winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Seas 3 to 5 feet. Choppy on the intracoastal waters.

Friday

North winds 10 to 15 knots becoming northeast 5 to 10 knots in the afternoon. Seas 3 to 4 feet. A moderate chop on the intracoastal waters.

Friday Night

North winds 5 to 10 knots. Seas 3 to 4 feet.

Saturday

Northeast winds 5 to 10 knots becoming east 10 knots in the afternoon. Seas 2 to 3 feet.

Saturday Night

South winds 10 to 15 knots. Seas 3 to 4 feet.