Alert archive / Alabama / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 177, NWS Birmingham, AL
NWS Birmingham, AL issued this severe thunderstorm warning at Mar 13, 1997, 2:56 PM CST for Elmore County, Alabama. It was in force for 49 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
- Mar 13, 1997, 2:56 PM CST (20:56 UTC)
- Expired
- Mar 13, 1997, 3:45 PM CST
- In force
- 49 min
- Issued by
- NWS Birmingham, AL
- Area
- Whole counties
County Elmore County, AL
The radar
The Maxwell AFB radar (KMXX), 34 km from the middle of the area, began a volume at 20:58 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 |
|---|---|---|---|
| Mar 13, 3:35 PM CST | Hail 0.75 | Elmore, AL |
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
Birmingham, AL (KBMX), launched 12:00Z, 8.9 hours before the alert went out and 88 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
- 1001 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 192 m²/s²
- 0-3 km storm-relative helicity
- 243 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 KBHM 132056 RRA SVRBHM ALC051-132145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BIRMINGHAM AL 256 PM CST THU MAR 13 1997 THE NATIONAL WEATHER SERVICE IN BIRMINGHAM AL HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL ALABAMA ...EASTERN ELMORE AT 255 PM CST...A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER RADAR 4 MILES SOUTHWEST OF FRIENDSHIP MOVING NORTH AT 35 MPH. SOME LOCATIONS IN THE PATH OF THIS STORM ARE... FRIENDSHIP AROUND 259 PM CST CLAUD AROUND 302 PM CST FLOYD AROUND 306 PM CST KENT AROUND 309 PM CST ECLECTIC AROUND 310 PM CST SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH... DESTRUCTIVE HAIL... DEADLY LIGHTNING... AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 1:57 PM CST | Severe Thunderstorm Warning | BMX | Montgomery | 48 min |
| Mar 13, 2:39 PM CST | Severe Thunderstorm Warning | BMX | Macon | 46 min |
| Mar 13, 2:42 PM CST | Tornado Warning | BMX | Macon, Montgomery | 48 min |
| Mar 13, 3:13 PM CST | Tornado Warning | BMX | Tallapoosa | 52 min |
| Mar 13, 3:16 PM CST | Severe Thunderstorm Warning | BMX | Bullock, Macon | 49 min |
| Mar 13, 3:21 PM CST | Severe Thunderstorm Warning | BMX | Russell | 49 min |
| Mar 13, 3:41 PM CST | Severe Thunderstorm Warning | BMX | Lee | 49 min |
| Mar 13, 3:49 PM CST | Tornado Warning | BMX | Russell | 31 min |
| Mar 13, 5:55 PM CST | Tornado Warning | BMX | Elmore, Macon | 50 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 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.