Alert archive / Florida / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 270, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Nov 6, 1997, 11:23 AM CST for Escambia County, Florida. It was in force for 67 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 6, 1997, 11:23 AM CST (17:23 UTC)
- Expired
- Nov 6, 1997, 12:30 PM CST
- In force
- 67 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Escambia County, FL
The radar
The Mobile radar (KMOB), 86 km from the middle of the area, began a volume at 17:27 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 6, 11:25 AM CST | Hail 1.75 | Pine Forrest, FL | Golfball size hail continued to fall along U S Highway 90 from the storm that dropped hail in the Seminole Alabama community. Hail fell from the Alabama and Florida state line east along Highway 90 to I-10. A couple of vehicles had their windshields cracked |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 5.4 hours before the alert went out and 82 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 814 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 145 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 KMOB 061724 RRA SVRMOB FLC033-061830- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 1123 AM CST THU NOV 6 1997 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHWEST FLORIDA ...ESCAMBIA COUNTY AT 1120 AM CST...NWS DOPPLER WEATHER RADAR INDICATED A SEVERE THUNDERSTORM APPROACHING THE BALDWIN COUNTY AL -ESCAMBIA FL LINE NEAR SEMINOLE. THIS STORM WAS MOVING EAST AT 25-30 MPH AND WILL MOVE ACROSS CENTRAL ESCAMBIA COUNTY FLORIDA AND INTO CENTRAL SANTA ROSA COUNTY FLORIDA THROUGH 1225 PM CST. LARGE HAIL IS THE MAIN THREAT FROM THIS STORM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 6, 11:59 AM CST | Severe Thunderstorm Warning | MOB | Santa Rosa | 46 min |
| Nov 6, 12:17 PM CST | Severe Thunderstorm Warning | MOB | Okaloosa | 58 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1997Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.