Alert archive / Florida / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 84, NWS Tampa Bay, FL

September 8, 2022Pinellas County, Florida

NWS Tampa Bay, FL issued this severe thunderstorm warning at Sep 8, 2022, 11:17 AM EDT for Pinellas County, Florida. It was in force for 28 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
Sep 8, 2022, 11:17 AM EDT (15:17 UTC)
Expired
Sep 8, 2022, 11:45 AM EDT
In force
28 min
Issued by
NWS Tampa Bay, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Pinellas County, FL

The radar

The Tampa radar (KTBW), 40 km from the middle of the area, began a volume at 15:19 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 nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 3.3 hours before the alert went out and 228 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2022-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 209 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2022-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
209 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1222 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Sep 8, 8:41 AM EDT, 2 hours 36 minutes earlier.

Area forecast discussion, Sep 8, 8:41 AM EDT, 2 hours 36 minutes before
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Hazardous weather outlook, Sep 8, 5:10 AM EDT, 6 hours 7 minutes before
Hazardous Weather Outlook
National Weather Service Tampa Bay Ruskin FL
510 AM EDT Thu Sep 8 2022

FLZ139-142-239-242-090000-
Coastal Levy-Coastal Citrus-Inland Levy-Inland Citrus-
510 AM EDT Thu Sep 8 2022

...FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
EVENING...

This Hazardous Weather Outlook is for west central Florida.

.DAY ONE...Today and tonight.

Numerous showers and thunderstorms are expected to move across the
region today and some of the stronger storms could contain gusty
winds, frequent lightning, and locally heavy rainfall that could
cause flooding of low lying and poor drainage areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Rounds of showers and thunderstorms are expected Friday into Saturday
and excessive runoff may result in flooding of rivers, creeks,
streams, and other low-lying and flood-prone locations. Some of the
stronger storms could also contain brief gusty winds and frequent
lightning, .

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

For Sunday through next Wednesday, numerous showers and
thunderstorms are expected each day with the main concern continuing
to be locally heavy rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

FLZ043-050-052-056-057-061-148-149-151-155-160-162-165-248-249-251-
255-260-262-265-GMZ830-836-850-853-856-870-873-876-090000-
Sumter-Pinellas-Polk-Hardee-Highlands-DeSoto-Coastal Hernando-
Coastal Pasco-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-Inland Hernando-Inland Pasco-
Inland Hillsborough-Inland Manatee-Inland Sarasota-Inland Charlotte-
Inland Lee-Tampa Bay waters-Charlotte Harbor and Pine Island Sound-
Coastal waters from Tarpon Springs to Suwannee River FL out 20 NM-
Coastal waters from Englewood to Tarpon Springs FL out 20 NM-
Coastal waters from Bonita Beach to Englewood FL out 20 NM-
Waters from Tarpon Springs to Suwannee River FL out 20 to 60 NM-
Waters from Englewood to Tarpon Springs FL out 20 to 60 NM-
Waters from Bonita Beach to Englewood FL out 20 to 60 NM-
510 AM EDT Thu Sep 8 2022

This Hazardous Weather Outlook is for southwest Florida, west
central Florida and Gulf of Mexico.

.DAY ONE...Today and tonight.

Numerous showers and thunderstorms are expected to move across the
region today and some of the stronger storms could contain gusty
winds, frequent lightning, and locally heavy rainfall that could
cause flooding of low lying and poor drainage areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Rounds of showers and thunderstorms are expected Friday into
Saturday. Some of the stronger storms could contain brief gusty
winds, frequent lightning and locally heavy rainfall.

For Sunday through next Wednesday, numerous showers and thunderstorms
are still expected each day with the main concern continuing to be
locally heavy rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Sep 8, 7:36 AM EDT, 3 hours 41 minutes before
Special Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
736 AM EDT Thu Sep 8 2022

FLZ148-248-081200-
Inland Hernando FL-Coastal Hernando FL-
736 AM EDT Thu Sep 8 2022

...A strong thunderstorm will impact portions of western Hernando
County through 800 AM EDT...

At 736 AM EDT, Doppler radar was tracking a strong thunderstorm over
Weeki Wachee, or near Spring Hill, moving northeast at 10 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Spring Hill, Brooksville, Weeki Wachee, Weeki Wachee Gardens, Pine
Island, North Weeki Wachee, North Brooksville, Timber Pines, South
Brooksville, Royal Highlands, High Point, Glen Lakes, Weeki Wachee
Acres and Brookridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Conditions are favorable for the development of weak, brief funnel
clouds. Theis type of funnel cloud is harmless, but on rare occasions
they can briefly touch down, producing wind gusts over 50 mph. If a
funnel cloud is spotted move indoors and report your sighting to the
National Weather Service.

&&

LAT...LON 2845 8263 2857 8270 2869 8250 2862 8239
      2851 8240
TIME...MOT...LOC 1136Z 243DEG 10KT 2853 8259

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

TBW
Special weather statement, Sep 8, 8:02 AM EDT, 3 hours 15 minutes before
Special Weather Statement
National Weather Service Tampa Bay Area Ruskin FL
802 AM EDT Thu Sep 8 2022

FLZ239-081230-
Inland Levy FL-
802 AM EDT Thu Sep 8 2022

...A strong thunderstorm will impact portions of east central Levy
County through 830 AM EDT...

At 801 AM EDT, Doppler radar was tracking a strong thunderstorm 8
miles west of Rainbow Lakes Estates, moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Williston and Williston Highlands.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Conditions are favorable for the development of brief funnel clouds.
These funnel clouds can briefly touch down, producing wind gusts
over 50 mph. If a funnel cloud is spotted move indoors and report
your sighting to the National Weather Service.

&&

LAT...LON 2935 8244 2927 8240 2922 8241 2921 8254
      2913 8254 2920 8265 2937 8258
TIME...MOT...LOC 1201Z 219DEG 14KT 2919 8257

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

TBW
Special weather statement, Sep 8, 8:46 AM EDT, 2 hours 31 minutes before
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Special weather statement, Sep 8, 11:11 AM EDT, 6 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 3:30 AM EDTFlood WatchTBWCitrus, Hernando, Hillsborough, Levy, Manatee, Pasco and 2 more65 hr
Sep 8, 4:09 AM EDTSpecial Marine WarningTBW66 min
Sep 8, 6:15 AM EDTSpecial Marine WarningTBW90 min
Sep 8, 7:18 AM EDTSpecial Marine WarningTBW42 min
Sep 8, 7:25 AM EDTTornado WarningTBWLevy35 min
Sep 8, 7:36 AM EDTSpecial Weather StatementTBWHernando24 min
Sep 8, 8:02 AM EDTSpecial Weather StatementTBWLevy28 min
Sep 8, 8:15 AM EDTTornado WarningTBWLevy30 min
Sep 8, 8:46 AM EDTSpecial Weather StatementTBWAlachua14 min
Sep 8, 9:48 AM EDTAreal Flood AdvisoryTBWHernando72 min
Sep 8, 11:03 AM EDTSpecial Marine WarningTBW27 min
Sep 8, 11:11 AM EDTSpecial Weather StatementTBWPinellas34 min
Sep 8, 11:42 AM EDTSpecial Marine WarningTBW33 min
Sep 8, 11:53 AM EDTSpecial Weather StatementTBWHillsborough37 min
Sep 8, 12:00 PM EDTSpecial Marine WarningTBW60 min
Sep 8, 12:28 PM EDTSpecial Marine WarningTBW62 min
Sep 8, 12:36 PM EDTSpecial Weather StatementTBWPasco39 min
Sep 8, 12:42 PM EDTAreal Flood AdvisoryTBWHillsborough, Pasco, Pinellas63 min
Sep 8, 12:47 PM EDTTornado WarningTBWPasco28 min
Sep 8, 1:15 PM EDTSpecial Weather StatementTBWPasco45 min
Sep 8, 2:00 PM EDTSpecial Weather StatementTBWPolk60 min
Sep 8, 3:45 PM EDTSpecial Weather StatementTBWCharlotte, Lee30 min
Sep 8, 4:15 PM EDTSpecial Weather StatementTBWLee45 min
Sep 8, 4:20 PM EDTSevere Thunderstorm WarningTBWLee25 min

Nearby

Severe Thunderstorm Warnings in Florida, 2022Every severe thunderstorm warning in 2022

Sources

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