Alert archive / Florida / Mesoscale Discussions in 2014

Mesoscale Discussion 491

April 30, 20148 counties in Florida

The Storm Prediction Center issued this mesoscale discussion at Apr 30, 2014, 9:58 AM EDT for 8 counties in Florida. It was in force for 62 min.

The area

The outline as issued.

The facts

Issued: Apr 30, 2014, 9:58 AM EDT (13:58 UTC)
Expired: Apr 30, 2014, 11:00 AM EDT
In force: 62 min
Issued by: the Storm Prediction Center
Chance of a watch: 20%

Counties Dixie County, FL, Franklin County, FL, Jefferson County, FL, Lafayette County, FL, Leon County, FL, Liberty County, FL, Taylor County, FL, Wakulla County, FL

The radar

The Tallahassee radar (KTLH), 74 km from the middle of the area, began a volume at 14:00 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 10:01 PM EDT	Mesoscale Discussion	SPC	Escambia, Okaloosa, Santa Rosa	59 min
Apr 29, 10:56 PM EDT	Tornado Watch	SPC	Bay, Gulf, Holmes, Walton, Washington	4 hr
Apr 30, 12:29 AM EDT	Mesoscale Discussion	SPC	Bay, Holmes, Walton, Washington	2 hr
Apr 30, 1:45 AM EDT	Tornado Watch	SPC	Bay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 7 more	8 hr
Apr 30, 2:39 AM EDT	Mesoscale Discussion	SPC	Bay, Calhoun, Gadsden, Jackson, Leon, Liberty	96 min
Apr 30, 5:15 AM EDT	Mesoscale Discussion	SPC	Bay, Calhoun, Escambia, Gadsden, Gulf, Jefferson and 8 more	2 hr
Apr 30, 7:17 AM EDT	Mesoscale Discussion	SPC	Franklin, Gulf, Liberty, Wakulla	88 min
Apr 30, 2:16 PM EDT	Mesoscale Discussion	SPC	Citrus, Flagler, Hernando, Lake, Marion, Putnam and 3 more	119 min

Nearby

Mesoscale Discussions in Florida, 2014 Every mesoscale discussion in 2014

Sources

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