Alert archive / Florida / Special Marine Warnings in 2021

Special Marine Warning 548, NWS Miami, FL

December 21, 2021

NWS Miami, FL issued this special marine warning at Dec 21, 2021, 3:28 AM EST. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Dec 21, 2021, 3:28 AM EST (08:28 UTC)
Expired: Dec 21, 2021, 4:30 AM EST
In force: 62 min
Issued by: NWS Miami, FL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 49.0 mph

What forecasters said that day

The local office's own words before this special marine warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this special marine warning went out at Dec 21, 3:09 AM EST, 19 minutes earlier.

Area forecast discussion, Dec 21, 3:09 AM EST, 19 minutes before

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Hazardous weather outlook, Dec 20, 7:15 PM EST, 8 hours 13 minutes before

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The office that day

Everything else NWS Miami, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 20, 7:22 PM EST	Rip Current Statement	MFL	Broward, Collier, Miami-Dade, Palm Beach	48 hr
Dec 21, 1:34 AM EST	Gale Warning	MFL		20 hr
Dec 21, 1:34 AM EST	Small Craft Advisory	MFL		8 hr
Dec 21, 1:34 AM EST	Small Craft Advisory	MFL		44 hr
Dec 21, 3:34 AM EST	Wind Advisory	MFL	Collier, Glades, Hendry, Palm Beach	14 hr
Dec 21, 4:06 AM EST	Special Marine Warning	MFL		39 min
Dec 21, 4:38 AM EST	Special Marine Warning	MFL		52 min
Dec 21, 5:18 AM EST	Special Marine Warning	MFL		57 min
Dec 21, 5:41 AM EST	Special Weather Statement	MFL	Collier	49 min
Dec 21, 7:45 AM EST	Special Marine Warning	MFL		30 min
Dec 21, 7:57 AM EST	Special Weather Statement	MFL	Palm Beach	33 min
Dec 21, 8:06 AM EST	Special Marine Warning	MFL		39 min
Dec 21, 8:27 AM EST	Special Weather Statement	MFL	Collier	48 min
Dec 21, 8:59 AM EST	Special Weather Statement	MFL	Broward	46 min
Dec 21, 9:45 AM EST	Special Weather Statement	MFL	Miami-Dade	45 min
Dec 21, 10:25 AM EST	Special Weather Statement	MFL	Miami-Dade	50 min
Dec 21, 10:28 AM EST	Special Marine Warning	MFL		92 min
Dec 21, 11:08 AM EST	Severe Thunderstorm Warning	MFL	Miami-Dade	22 min

Nearby

Special Marine Warnings in Florida, 2021 Every special marine warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.