Alert archive / Florida / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 13, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this severe thunderstorm warning at Aug 1, 1986, 7:07 PM EDT for Citrus County, Hernando County, Florida. It was in force for 68 min.
The area
The counties it named.
The facts
- Issued
- Aug 1, 1986, 7:07 PM EDT (23:07 UTC)
- Expired
- Aug 1, 1986, 8:15 PM EDT
- In force
- 68 min
- Issued by
- NWS Tampa Bay, FL
- Area
- Whole counties
Counties Citrus County, FL, Hernando County, FL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Tampa Bay, FL (KTBW), launched 12:00Z, 11.1 hours before the alert went out and 111 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.
- Mixed-layer CAPE
- 2551 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 648 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 54 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTBW 012307 SVRTBW FLC017-053-020015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TAMPA BAY-RUSKIN FL 707 PM EDT FRI AUG 1 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF WEST CENTRAL FLORIDA...CITRUS AND HERNANDO A VERY HEAVY THUNDERSTORM WAS REPORTED NEAR INVERNESS AROUND 555 PM EDT. THIS THUNDERSTORM WAS DRIFTING TO THE SOUTHWEST. GOLF BALL SIZED HAIL AND HEAVY RAINS HAVE BEEN REPORTED WITH THIS STORM. IF YOU ARE IN OR NEAR THE WARNED AREA GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN AND DANGEROUS LIGHTNING.
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.
In the hours before
Special weather statement, Aug 1, 1:13 PM EDT, 5 hours 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAMPA BAY AREA RUSKIN FL 1PM EDT FRI AUG 1 1986 ...A HOT HAZY DAY IN TAMPA FLORIDA... THE HEAT INDEX..OR THE APPARENT OUTSIDE TEMPERATURE AT TAMPA INTERNATIONAL AIRPORT THIS NOON HOUR WAS 110 DEGREES. THE ACTUAL TEMPERATURE AT 1 PM EDT WAS 94..JUST ONE DEGREE SHORT OF THE RECORD FOR THIS DATE. WHEN THE HEAT INDEX IS ABOVE 105..EVERYONE SHOULD USE EXTRA CAUTION IN OUTDOOR ACTIVITIES. SUNSTROKE..HEAT CRAMPS..AND HEAT EXHAUSTION ARE VERY POSSIBLE WITH ANY OUTDOOR PHYSICAL ACTIVITY..OR WITH PROLONGED EXPOSURE TO THE SUN. TRY TO KEEP COOL..AND PUT OFF MOWING THAT YARD UNTIL THE COOLER EVENING OR MORNING HOURS.
The office that day
Everything else NWS Tampa Bay, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 6:06 PM EDT | Severe Thunderstorm Warning | TBW | Citrus, Hernando | 39 min |
| Aug 1, 7:14 PM EDT | Severe Thunderstorm Warning | TBW | Manatee, Sarasota | 61 min |
| Aug 1, 7:42 PM EDT | Severe Thunderstorm Warning | TBW | Hillsborough | 63 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1986Every severe thunderstorm warning in 1986
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.