Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 337, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 25, 1996, 2:46 AM CDT for Nowata County, Washington County, Oklahoma. It was in force for 44 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
- Jul 25, 1996, 2:46 AM CDT (07:46 UTC)
- Expired
- Jul 25, 1996, 3:30 AM CDT
- In force
- 44 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Nowata County, OK, Washington County, OK
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 7.8 hours before the alert went out and 175 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
- 136 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1998 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 26 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 KTUL 250749 RRA SVRTUL OKC105-147-250830- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 246 AM CDT THU JUL 25 1996 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST OKLAHOMA ...NOWATA COUNTY...WASHINGTON COUNTY AT 245 AM WEATHER SERVICE RADAR DETECTED 2 SEVERE THUNDERSTORMS...ONE WAS 2 MILES SOUTH SOUTHEAST OF COPAN IN WASHINGTON COUNTY MOVING SOUTHEASTWARD TOWARD WESTERN NOWATA COUNTY...AND A SECOND ONE WAS 2 MILES NORTHEAST OF THE TOWN OF NOWATA IN NOWATA COUNTY MOVING SOUTHEASTWARD TOWARD SOUTHEASTERN NOWATA COUNTY. HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. DURING THE STORM MOVE INDOORS AND STAY AWAY FROM WINDOWS. TO PROTECT YOURSELF FROM LIGHTNING DO NOT USE THE TELEPHONE OR HAND HELD ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY. MOTORISTS SHOULD BE ALERT FOR WATER ON ROADWAYS AND NEVER DRIVE ONTO A FLOODED ROAD.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 24, 9:08 PM CDT, 5 hours 38 minutes earlier.
Area forecast discussion, Jul 24, 9:08 PM CDT, 5 hours 38 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 905 PM CDT WED JUL 24 1996 RADAR ECHOES BECOMING MUCH LESS CLUTTERED THAN WHEN WALKED THROUGH THE DOOR THIS AFTERNOON AND SAT PICS SHOW CLEARING LINE ADVANCING EAST. QUESTION IS WHETHER TO CARRY PRECIP IN FORECAST TONIGHT OR NOT. AT THIS TIME HAVE DECIDED TO CARRY ISOLATED IN EAST ENDING...BUT MAY CHANGE MIND DEPENDING ON LATEST RADAR TRENDS. WITH THE CLOUDS TODAY...TEMP-DEW POINT SPREAD NOT MUCH AND FIGURE WITH CLEARING TEMPS WILL FALL THROUGH DEW POINTS AND SOME FOG WILL BE POSSIBLE. LOOKING AHEAD...DRY DAY TOMORROW WITH A SHOT AT THUNDERSTORMS TOMORROW NIGHT AND FRIDAY LOOKS GOOD. BOTH THE 12Z ETA AND 12Z NGM SHOW SHORTWAVE AND UVV'S HEADED INTO THIS AREA TOMORROW NIGHT INTO FRIDAY MORNING. .TUL... OK...NONE. AR...NONE. ABBAS
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 2:20 AM CDT | Severe Thunderstorm Warning | TSA | Osage | 40 min |
| Jul 25, 2:46 AM CDT | Flash Flood Warning | TSA | Nowata, Washington | 44 min |
| Jul 25, 4:03 AM CDT | Severe Thunderstorm Warning | TSA | Craig, Delaware, Mayes | 42 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; the sounding from the Mesonet's radiosonde archive.