Alert archive / Florida / Tornado Warnings in 1997

Tornado Warning 20, NWS Tallahassee, FL

October 26, 1997Holmes County, Florida

NWS Tallahassee, FL issued this tornado warning at Oct 26, 1997, 9:20 AM CST for Holmes County, Florida. It was in force for 40 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: Oct 26, 1997, 9:20 AM CST (15:20 UTC)
Expired: Oct 26, 1997, 10:00 AM CST
In force: 40 min
Issued by: NWS Tallahassee, FL
Area: Whole counties

County Holmes County, FL

The radar

The Eglin Afb radar (KEVX), 35 km from the middle of the area, began a volume at 15:22 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
Oct 26, 6:45 AM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 3.3 hours before the alert went out and 154 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1593 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 494 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 154 m²/s²
0-3 km storm-relative helicity: 246 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 8.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTLH 261519 RRA
TORTLH
FLC059-261600-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1020 AM EST (920 AM CST) SUN OCT 26 1997
 
THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1100 AM EST (1000 AM CST)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST FLORIDA
 
   ...EASTERN HOLMES COUNTY
 
AT 916 AM CST DOPLLER RADAR INDICATED AT POSSIBLE TORNADO JUST WEST OF
BONNIFAY MOVING NORTHEAST AT 30 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS UNDER
STURDY FURNITURE IN AN INTERIOR ROOM ON THE LOWEST FLOOR. USE
PILLOWS TO COVER YOUR BODY. AVOID WINDOWS. A MOBILE HOME IS NOT A
SAFE REFUGE FROM A TORNADO. MOVE TO A MORE SUBSTANTIAL BUILDING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 26, 5:33 AM CST	Tornado Warning	TAE	Jackson	2 hr
Oct 26, 7:18 AM CST	Tornado Warning	TAE	Bay, Walton	12 min
Oct 26, 7:30 AM CST	Tornado Warning	TAE	Washington	30 min
Oct 26, 8:05 AM CST	Tornado Warning	TAE	Washington	25 min
Oct 26, 8:33 AM CST	Tornado Warning	TAE	Jackson	62 min
Oct 26, 9:10 AM CST	Tornado Warning	TAE	Bay	50 min
Oct 26, 9:36 AM CST	Tornado Warning	TAE	Jackson	39 min
Oct 26, 10:05 AM CST	Tornado Warning	TAE	Bay	40 min
Oct 26, 10:36 AM CST	Tornado Warning	TAE	Jackson	54 min
Oct 26, 10:48 AM CST	Tornado Warning	TAE	Calhoun	42 min
Oct 26, 5:26 PM CST	Tornado Warning	TAE	Wakulla	49 min

Nearby

Tornado Warnings in Florida, 1997 Every tornado warning in 1997 Tornadoes in 1997

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.