Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 332, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Oct 25, 1997, 1:22 PM CDT for Okfuskee County, Okmulgee County, Oklahoma. It was in force for 38 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
- Oct 25, 1997, 1:22 PM CDT (18:22 UTC)
- Expired
- Oct 25, 1997, 2:00 PM CDT
- In force
- 38 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Okfuskee County, OK, Okmulgee County, OK
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 6.4 hours before the alert went out and 120 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
- 12 J/kg
- Mixed-layer CIN
- -513 J/kg
- Mixed-layer LCL
- 1538 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 224 m²/s²
- 0-3 km storm-relative helicity
- 270 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 251816 RRA SVRTUL OKC107-111-251900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 122 PM CDT SAT OCT 25 1997 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 200 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL OKLAHOMA ...EASTERN OKFUSKEE COUNTY IN NORTHEAST OKLAHOMA ...OKMULGEE COUNTY AT 122 PM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 12 MILES NORTHEAST OF OKEMAH. THE STORM WAS MOVING NORTHEAST AT 30 MPH AND WILL AFFECT THE OKMULGEE STATE PARK AND OKMULGEE AREAS BEFORE 2 PM. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA.
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 Oct 25, 11:00 AM CDT, 2 hours 22 minutes earlier.
Area forecast discussion, Oct 25, 11:00 AM CDT, 2 hours 22 minutes before
FPUS3 KTUL 251600 AFDTUL EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 1100 AM CDT SAT OCT 25 1997 UPDATED TO REMOVE FOG FROM NORTHWEST ARKANSAS AND TO REMOVE REFERENCES TO THIS AFTERNOON IN ALL ZONES. PROBABLY SHOULD HAVE INCREASED POPS AS KTLX RADAR SHOWS PLENTY ACTIVITY EITHER INTO OR HEADED INTO OUR WESTERN ZONES. DO HAVE HIGH POPS SO FORECAST NOT TOO BAD. LEFT OUT SKY CONDITION WITH HIGH POPS DUE TO QUIRK IN IFP AND THE UNCERTAINTY THAT THE CLOUDS MAY BREAK IN SOME PLACES DURING THE AFTERNOON. TEMPERATURES WISE KEPT THINGS PRETTY MUCH AS IS ALTHOUGH DID LOWER A FEW DEGREES IN THE SOUTH. .TUL... OK...NONE. AR...NONE. ABBAS
In the hours before
Special weather statement, Oct 25, 1:00 PM CDT, 22 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-261200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CDT SAT OCT 25 1997 *** STRONG POTENTIAL FOR SEVERE WEATHER AND TORNADOES THIS AFTERNOON AND EARLY TONIGHT *** NUMEROUS SEVERE THUNDERSTORMS ARE EXPECTED ACROSS SOUTHEAST OKLAHOMA AND WESTCENTRAL ARKANSAS THIS AFTERNOON AND EVENING. A FEW SEVERE THUNDERSTORMS ARE EXPECTED OVER NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. A POWERFUL STORM SYSTEM WILL BE MOVING ACROSS THE SOUTHERN AND CENTRAL PLAINS THIS AFTERNOON AND TONIGHT. SEVERE WEATHER IS EXPECTED...WITH THE GREATEST THREAT OVER SOUTHEAST OKLAHOMA... AND WEST CENTRAL OKLAHOMA...GENERALLY SOUTH OF I-40. LARGE HAIL... DAMAGING WINDS ARE EXPECTED. SUPERCELL THUNDERSTORMS AND TORNADOES ARE LIKELY AS WELL. INSTABILITY CONTINUES TO INCREASE ACROSS THE AREA THIS AFTERNOON...AND WAS APPROACHING EXTREME LEVELS OVER SOUTHEAST OKLAHOMA. THE VERTICAL WIND SHEAR WAS ALSO VERY STRONG THIS AFTERNOON INDICATING THAT SUPERCELL THUNDERSTORMS AND TORNADOES ARE LIKELY WITH THESE STORMS. SOUTH WINDS ABOVE THE GROUND CONTINUE TO BRING INCREASING MOISTURE TO NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS AS WELL. THESE FACTORS POINT TO AN OUTBREAK OF SEVERE THUNDERSTORMS...PARTICULARLY OVER AREAS SOUTH OF I-40. EARLY THIS AFTERNOON...THUNDERSTORMS WERE LOCATED ALONG A LINE FROM WEST OF TULSA TO WEST OF MCALESTER. THESE STORMS WILL CONTINUE MOVING NORTHEAST AND WILL LIKELY BECOME SEVERE BY MID AFTERNOON. OTHER STORMS MAY FORM FURTHER WEST...CLOSER TO THE DRY LINE WHICH WAS LOCATED FURTHER WEST FROM ENID TO OKLAHOMA CITY TO DALLAS TEXAS. ACROSS NORTHWEST ARKANSAS...THE STORMS ARE EXPECTED TO BEGIN AFTER 4 PM. AGAIN...THE GREATEST THREAT OF SEVERE WEATHER WILL BE SOUTH OF I-40 BUT ALL OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS IS AT RISK. THE SEVERE WEATHER THREAT IS EXPECTED TO END AFTER MIDNIGHT AS INSTABILITY DECREASES AND A COLD FRONT BEGINS TO SWEEP ACROSS THE AREA. EMERGENCY MANAGERS AND SPOTTER ORGANIZATIONS SHOULD BE FINALIZING THERE PREPARATIONS FOR ACTIVATION THIS AFTERNOON AND TONIGHT. UPDATED THUNDERSTORM OUTLOOKS MAY BE ISSUED LATER TODAY OR TONIGHT AS THIS WEATHER SYSTEM EVOLVES.
Special weather statement, Oct 25, 1:15 PM CDT, 7 minutes before
ARZ001-002-010-011-019-029-OKZ054>076-261200- EASTERN OKLAHOMA/NORTHWEST ARKANSAS THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CDT SAT OCT 25 1997 *** STRONG POTENTIAL FOR SEVERE WEATHER AND TORNADOES THIS AFTERNOON AND EARLY TONIGHT *** NUMEROUS SEVERE THUNDERSTORMS ARE EXPECTED ACROSS SOUTHEAST OKLAHOMA AND WESTCENTRAL ARKANSAS THIS AFTERNOON AND EVENING. A FEW SEVERE THUNDERSTORMS ARE EXPECTED OVER NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. A POWERFUL STORM SYSTEM WILL BE MOVING ACROSS THE SOUTHERN AND CENTRAL PLAINS THIS AFTERNOON AND TONIGHT. SEVERE WEATHER IS EXPECTED...WITH THE GREATEST THREAT OVER SOUTHEAST OKLAHOMA... AND WEST CENTRAL OKLAHOMA...GENERALLY SOUTH OF I-40. LARGE HAIL... DAMAGING WINDS ARE EXPECTED. SUPERCELL THUNDERSTORMS AND TORNADOES ARE LIKELY AS WELL. INSTABILITY CONTINUES TO INCREASE ACROSS THE AREA THIS AFTERNOON...AND WAS APPROACHING EXTREME LEVELS OVER SOUTHEAST OKLAHOMA. THE VERTICAL WIND SHEAR WAS ALSO VERY STRONG THIS AFTERNOON INDICATING THAT SUPERCELL THUNDERSTORMS AND TORNADOES ARE LIKELY WITH THESE STORMS. SOUTH WINDS ABOVE THE GROUND CONTINUE TO BRING INCREASING MOISTURE TO NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS AS WELL. THESE FACTORS POINT TO AN OUTBREAK OF SEVERE THUNDERSTORMS...PARTICULARLY OVER AREAS SOUTH OF I-40. EARLY THIS AFTERNOON...THUNDERSTORMS WERE LOCATED ALONG A LINE FROM WEST OF TULSA TO WEST OF MCALESTER. THESE STORMS WILL CONTINUE MOVING NORTHEAST AND WILL LIKELY BECOME SEVERE BY MID AFTERNOON. OTHER STORMS MAY FORM FURTHER WEST...CLOSER TO THE DRY LINE WHICH WAS LOCATED FURTHER WEST FROM ENID TO OKLAHOMA CITY TO DALLAS TEXAS. ACROSS NORTHWEST ARKANSAS...THE STORMS ARE EXPECTED TO BEGIN AFTER 4 PM. AGAIN...THE GREATEST THREAT OF SEVERE WEATHER WILL BE SOUTH OF I-40 BUT ALL OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS IS AT RISK. THE SEVERE WEATHER THREAT IS EXPECTED TO END AFTER MIDNIGHT AS INSTABILITY DECREASES AND A COLD FRONT BEGINS TO SWEEP ACROSS THE AREA. EMERGENCY MANAGERS AND SPOTTER ORGANIZATIONS SHOULD BE FINALIZING THERE PREPARATIONS FOR ACTIVATION THIS AFTERNOON AND TONIGHT. UPDATED THUNDERSTORM OUTLOOKS MAY BE ISSUED LATER TODAY OR TONIGHT AS THIS WEATHER SYSTEM EVOLVES.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 2:01 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee | 29 min |
| Oct 25, 2:03 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 27 min |
| Oct 25, 2:06 PM CDT | Tornado Warning | TSA | McIntosh, Muskogee | 39 min |
| Oct 25, 2:11 PM CDT | Tornado Warning | TSA | Latimer | 34 min |
| Oct 25, 2:37 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 38 min |
| Oct 25, 2:40 PM CDT | Tornado Warning | TSA | Muskogee | 35 min |
| Oct 25, 2:47 PM CDT | Tornado Warning | TSA | Cherokee | 28 min |
| Oct 25, 2:58 PM CDT | Tornado Warning | TSA | Haskell, Latimer, LeFlore | 47 min |
| Oct 25, 3:44 PM CDT | Tornado Warning | TSA | LeFlore | 31 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; the sounding from the Mesonet's radiosonde archive.