Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 39, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Mar 24, 1997, 11:49 PM CST for Creek County, Osage County, Pawnee County, Oklahoma. It was in force for 41 min. 5 reports 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 24, 1997, 11:49 PM CST (05:49 UTC)
- Expired
- Mar 25, 1997, 12:30 AM CST
- In force
- 41 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Creek County, OK, Osage County, OK, Pawnee County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 24, 11:50 PM CST | Thunderstorm Wind | Terlton, OK | |
| Mar 24, 11:55 PM CST | Hail 0.88 | Cleveland, OK | |
| Mar 25, 12:02 AM CST | Hail 0.88 | Mannford, OK | |
| Mar 25, 12:02 AM CST | Thunderstorm Wind 52 | Mannford, OK | |
| Mar 25, 12:20 AM CST | Hail 0.75 | Bristow, OK |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 24, 7:45 PM CST | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 5.8 hours before the alert went out and 144 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
- 1141 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 1360 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 250551 RRA SVRTUL OKC037-113-117-250630- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1149 PM CST MON MAR 24 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST OKLAHOMA ...CREEK COUNTY...EASTERN OSAGE COUNTY...EASTERN PAWNEE COUNTY AT 1147 PM...RADAR INDICATD AND SPOTTERS REPORTED A SEVERE THUNDERSTORM IN THE CLEVELAND AREA. HAIL TO THE SIZE OF NICKLES WAS REPORTED IN CLEVELAND AT 1145 PM. HAIL TO THE SIZE OF NICKLES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS. &
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 10:06 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 54 min |
| Mar 24, 10:41 PM CST | Tornado Warning | TSA | Osage | 49 min |
| Mar 24, 10:50 PM CST | Severe Thunderstorm Warning | TSA | Pawnee | 40 min |
| Mar 24, 11:05 PM CST | Severe Thunderstorm Warning | TSA | Washington | 40 min |
| Mar 24, 11:18 PM CST | Severe Thunderstorm Warning | TSA | Tulsa | 42 min |
| Mar 24, 11:24 PM CST | Severe Thunderstorm Warning | TSA | Nowata, Rogers | 66 min |
| Mar 24, 11:40 PM CST | Severe Thunderstorm Warning | TSA | Craig, Mayes | 50 min |
| Mar 24, 11:58 PM CST | Severe Thunderstorm Warning | TSA | Tulsa | 47 min |
| Mar 25, 12:02 AM CST | Severe Thunderstorm Warning | TSA | Okfuskee | 58 min |
| Mar 25, 12:05 AM CST | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 55 min |
| Mar 25, 12:25 AM CST | Severe Thunderstorm Warning | TSA | Mayes | 35 min |
| Mar 25, 12:28 AM CST | Severe Thunderstorm Warning | TSA | Creek | 32 min |
| Mar 25, 12:39 AM CST | Severe Thunderstorm Warning | TSA | Okmulgee, Tulsa | 36 min |
| Mar 25, 12:45 AM CST | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 60 min |
| Mar 25, 12:50 AM CST | Severe Thunderstorm Warning | TSA | Delaware, Mayes | 40 min |
| Mar 25, 1:19 AM CST | Severe Thunderstorm Warning | TSA | Creek, Okfuskee | 56 min |
| Mar 25, 1:52 AM CST | Severe Thunderstorm Warning | TSA | Okmulgee | 68 min |
| Mar 25, 2:14 AM CST | Severe Thunderstorm Warning | TSA | McIntosh | 61 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 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.