Alert archive / Florida / Heat Advisories in 2021

Heat Advisory 6, NWS Tampa Bay, FL

August 18, 20214 counties in Florida

NWS Tampa Bay, FL issued this heat advisory at Aug 18, 2021, 2:09 AM EDT for 4 counties in Florida. It took effect at Aug 18, 2021, 12:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Aug 18, 2021, 2:09 AM EDT (06:09 UTC)
In effect from
Aug 18, 2021, 12:00 PM EDT
Expired
Aug 18, 2021, 5:00 PM EDT
In force
5 hr
Issued by
NWS Tampa Bay, FL

Counties Hardee County, FL, Hillsborough County, FL, Manatee County, FL, Polk County, FL

The radar

The Tampa radar (KTBW), 34 km from the middle of the area, began a volume at 06:09 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.

What forecasters said that day

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

NWS Tampa Bay, FL wrote its last area forecast discussion before this heat advisory went out at Aug 17, 8:48 PM EDT, 5 hours 21 minutes earlier.

Area forecast discussion, Aug 17, 8:48 PM EDT, 5 hours 21 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 7:01 PM EDTSpecial Marine WarningTBW44 min
Aug 18, 7:06 PM EDTSpecial Weather StatementTBWPinellas9 min
Aug 18, 7:12 PM EDTSpecial Weather StatementTBWPinellas33 min
Aug 18, 7:40 PM EDTSpecial Marine WarningTBW50 min

Nearby

Heat Advisories in Florida, 2021Every heat advisory 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; radar from the NEXRAD Level II archive.