Alert archive / Florida / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 184, NWS Tallahassee, FL
NWS Tallahassee, FL issued this severe thunderstorm warning at Sep 29, 1998, 10:13 AM CDT for Calhoun County, Jackson County, Florida. It was in force for 77 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 29, 1998, 10:13 AM CDT (15:13 UTC)
- Expired
- Sep 29, 1998, 11:30 AM CDT
- In force
- 77 min
- Issued by
- NWS Tallahassee, FL
- Area
- Whole counties
Counties Calhoun County, FL, Jackson County, FL
The radar
The Eglin Afb radar (KEVX), 69 km from the middle of the area, began a volume at 15:15 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 29, 10:00 AM CDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 3.2 hours before the alert went out and 90 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
- 675 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 827 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 4.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 29, 9:20 AM CDT, 53 minutes earlier.
Area forecast discussion, Sep 29, 9:20 AM CDT, 53 minutes before
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</html>In the hours before
Special weather statement, Sep 29, 5:00 AM CDT, 5 hours 13 minutes before
ALZ065>069-FLZ007>015-017>019-026>029-034-039-GAZ121>131-142>148- 155>161-GMZ750-755-770-775-291200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TALLAHASSEE FL 600 AM EDT TUE SEP 29 1998 ...FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF THE TALLAHASSEE WEATHER SERVICE AREA TODAY... ...TORNADO WATCH IS IN EFFECT FOR THE FLORIDA PANHANDLE... SOUTHEAST ALABAMA...PORTIONS OF THE FLORIDA BIG BEND AND PORTIONS OF SOUTHWEST GEORGIA UNTIL 11 AM EDT(10 AM CDT) THIS MORNING... ...SMALL CRAFT SHOULD REMAIN IN PORT UNTIL WINDS AND SEAS SUBSIDE... TROPICAL STORM GEORGE WAS LOCATED NEAR MOBILE ALABAMA EARLIER THIS MORNING IS EXPECTED TO MOVE SLOWLY TO THE EAST NORTHEAST TODAY. AS GEORGE DRAWS CLOSER TO OUR AREA TODAY...SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN WILL SPREAD ACROSS THE AREA AND WILL LIKELY PRODUCE FLOODING PROBLEMS IN FLOOD PRONE AREAS. IN ADDITION TO STRONG GUSTY WINDS...SOME OF THE THUNDERSTORMS MAY PRODUCE ISOLATED TORNADOES. TROPICAL STORM GEORGE IS EXPECTED TO WEAKEN TODAY AND WILL LIKELY BE DOWNGRADED TO A TROPICAL DEPRESSION LATER TODAY. SPOTTER ACTIVATION IS REQUESTED TODAY AND MAY BE NEEDED TONIGHT AS WELL. REPORTS OF WIND DAMAGE...HIGH WINDS...COASTAL FLOODING AND OTHER SEVERE WEATHER REPORTS SHOULD BE FORWARDED TO LOCAL LAW ENFORCEMENT AGENCIES OR THE NATIONAL WEATHER SERVICE IN TALLAHASSEE AT 850-942-8999. FOR ADDITIONAL INFORMATION ON HURRICANE GEORGES...PLEASE REFER TO HURRICANE LOCAL STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE IN TALLAHASSEE...OR VISIT THE WEB SITES ON THE INTERNET AT HTTP://WWW.NWS.FSU.EDU/ OR HTTP://WWW.NHC.NOAA.GOV/.
Special weather statement, Sep 29, 5:00 AM CDT, 5 hours 13 minutes before
ALZ065>069-FLZ007>015-017>019-026>029-034-039-GAZ121>131-142>148- 155>161-GMZ750-755-770-775-291200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TALLAHASSEE FL 600 AM EDT TUE SEP 29 1998 ...FLASH FLOOD WATCH IS IN EFFECT FOR ALL OF THE TALLAHASSEE WEATHER SERVICE AREA TODAY... ...TORNADO WATCH IS IN EFFECT FOR THE FLORIDA PANHANDLE... SOUTHEAST ALABAMA...PORTIONS OF THE FLORIDA BIG BEND AND PORTIONS OF SOUTHWEST GEORGIA UNTIL 11 AM EDT(10 AM CDT) THIS MORNING... ...SMALL CRAFT SHOULD REMAIN IN PORT UNTIL WINDS AND SEAS SUBSIDE... TROPICAL STORM GEORGE WAS LOCATED NEAR MOBILE ALABAMA EARLIER THIS MORNING IS EXPECTED TO MOVE SLOWLY TO THE EAST NORTHEAST TODAY. AS GEORGE DRAWS CLOSER TO OUR AREA TODAY...SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN WILL SPREAD ACROSS THE AREA AND WILL LIKELY PRODUCE FLOODING PROBLEMS IN FLOOD PRONE AREAS. IN ADDITION TO STRONG GUSTY WINDS...SOME OF THE THUNDERSTORMS MAY PRODUCE ISOLATED TORNADOES. TROPICAL STORM GEORGE IS EXPECTED TO WEAKEN TODAY AND WILL LIKELY BE DOWNGRADED TO A TROPICAL DEPRESSION LATER TODAY. SPOTTER ACTIVATION IS REQUESTED TODAY AND MAY BE NEEDED TONIGHT AS WELL. REPORTS OF WIND DAMAGE...HIGH WINDS...COASTAL FLOODING AND OTHER SEVERE WEATHER REPORTS SHOULD BE FORWARDED TO LOCAL LAW ENFORCEMENT AGENCIES OR THE NATIONAL WEATHER SERVICE IN TALLAHASSEE AT 850-942-8999. FOR ADDITIONAL INFORMATION ON HURRICANE GEORGES...PLEASE REFER TO HURRICANE LOCAL STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE IN TALLAHASSEE...OR VISIT THE WEB SITES ON THE INTERNET AT HTTP://WWW.NWS.FSU.EDU/ OR HTTP://WWW.NHC.NOAA.GOV/.
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 7:55 PM CDT | Tornado Warning | TAE | Walton | 15 min |
| Sep 28, 8:30 PM CDT | Tornado Warning | TAE | Walton | 15 min |
| Sep 29, 12:47 AM CDT | Flash Flood Warning | TAE | Walton | 12 hr |
| Sep 29, 6:52 AM CDT | Tornado Warning | TAE | Holmes, Washington | 63 min |
| Sep 29, 7:51 AM CDT | Flash Flood Warning | TAE | Bay, Holmes, Washington | 6 hr |
| Sep 29, 8:07 AM CDT | Tornado Warning | TAE | Bay | 48 min |
| Sep 29, 8:24 AM CDT | Tornado Warning | TAE | Washington | 31 min |
| Sep 29, 8:49 AM CDT | Tornado Warning | TAE | Holmes | 46 min |
| Sep 29, 9:13 AM CDT | Severe Thunderstorm Warning | TAE | Bay | 77 min |
| Sep 29, 9:49 AM CDT | Tornado Warning | TAE | Gulf | 61 min |
| Sep 29, 2:35 PM CDT | Tornado Warning | TAE | Gulf | 35 min |
| Sep 29, 2:57 PM CDT | Flash Flood Warning | TAE | Gadsden, Leon, Liberty | 4 hr |
| Sep 29, 2:57 PM CDT | Flash Flood Warning | TAE | Franklin, Wakulla | 4 hr |
| Sep 29, 4:14 PM CDT | Severe Thunderstorm Warning | TAE | Leon, Wakulla | 76 min |
| Sep 29, 4:14 PM CDT | Severe Thunderstorm Warning | TAE | Gadsden | 76 min |
| Sep 29, 5:30 PM CDT | Severe Thunderstorm Warning | TAE | Leon, Wakulla | 60 min |
| Sep 28, 11:27 PM CDT | Tornado Warning | TAE | Early | 38 min |
| Sep 28, 11:35 PM CDT | Tornado Warning | TAE | Miller | 25 min |
| Sep 29, 3:36 AM CDT | Tornado Warning | TAE | Grady, Mitchell | 49 min |
| Sep 29, 4:22 AM CDT | Tornado Warning | TAE | Grady, Mitchell | 63 min |
| Sep 29, 5:14 AM CDT | Tornado Warning | TAE | Dougherty, Mitchell | 61 min |
| Sep 29, 3:25 PM CDT | Tornado Warning | TAE | Decatur, Seminole | 30 min |
| Sep 29, 3:30 PM CDT | Tornado Warning | TAE | Worth | 30 min |
| Sep 29, 4:25 PM CDT | Tornado Warning | TAE | Decatur | 35 min |
| Sep 29, 4:36 PM CDT | Tornado Warning | TAE | Worth | 29 min |
| Sep 29, 12:27 AM CDT | Tornado Warning | TAE | Geneva | 23 min |
| Sep 29, 1:35 AM CDT | Tornado Warning | TAE | Geneva | 30 min |
| Sep 29, 2:34 AM CDT | Tornado Warning | TAE | Coffee | 36 min |
| Sep 29, 2:51 AM CDT | Tornado Warning | TAE | Geneva | 19 min |
| Sep 29, 7:08 AM CDT | Tornado Warning | TAE | Geneva | 47 min |
| Sep 29, 7:51 AM CDT | Flash Flood Warning | TAE | Geneva | 6 hr |
| Sep 29, 9:05 AM CDT | Tornado Warning | TAE | Geneva | 45 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1998Every severe thunderstorm warning in 1998
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.