Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 21, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Mar 14, 1996, 11:42 AM CST for Logan County, Noble County, Payne County, Oklahoma. It was in force for 48 min. 1 report came from inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.
The facts
- Issued
- Mar 14, 1996, 11:42 AM CST (17:42 UTC)
- Expired
- Mar 14, 1996, 12:30 PM CST
- In force
- 48 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Logan County, OK, Noble County, OK, Payne County, OK
The radar
The Norman radar (KTLX), 93 km from the middle of the area, began a volume at 17:45 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 14, 11:55 AM CST | Hail 0.75 | Lucien, 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 nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 5.7 hours before the alert went out and 106 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
- 768 J/kg
- Mixed-layer CIN
- -393 J/kg
- Mixed-layer LCL
- 1203 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KOKC 141744 RRA
SVROKC
OKC083-119-103-141830-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1142 AM CST THU MAR 14 1996
THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 PM CST FOR
PEOPLE IN THE FOLLOWING COUNTIES
IN CENTRAL OKLAHOMA
WESTERN PAYNE...NORTHERN LOGAN
IN NORTHEASTERN OKLAHOMA
NOBLE
INCLUDING THE FOLLOWING LOCATIONS
BILLINGS...LUCIEN...MARLAND...MULHALL...ORLANDO...PERRY...RED ROCK
AND SUMNER
AT 1142 AM CST DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR
MULHALL MOVING MOVING NORTHEAST AT 35 MPH. HAIL TO QUARTER SIZE IS
POSSIBLE WITH THIS STORM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS 60 MPH OR HIGHER...
DESTRUCTIVE HAIL...DEADLY LIGHTNING AND HEAVY RAIN. 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.
LAT...LON 3600 9718 3609 9746 3658 9747 3658 9698The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 14, 11:28 AM CST | Severe Thunderstorm Warning | OUN | Garfield | 47 min |
| Mar 14, 12:42 PM CST | Severe Thunderstorm Warning | OUN | Kay | 48 min |
| Mar 14, 12:55 PM CST | Severe Thunderstorm Warning | OUN | Noble | 35 min |
| Mar 14, 4:23 PM CST | Severe Thunderstorm Warning | OUN | Payne | 22 min |
| Mar 14, 4:45 PM CST | Severe Thunderstorm Warning | OUN | Payne | 15 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1996Every severe thunderstorm warning in 1996
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.