Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 1, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Feb 23, 2001, 8:41 AM CST for Beaver County, Oklahoma. It was in force for 49 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
- Feb 23, 2001, 8:41 AM CST (14:41 UTC)
- Expired
- Feb 23, 2001, 9:30 AM CST
- In force
- 49 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties
County Beaver County, OK
The radar
The Dodge City radar (KDDC), 121 km from the middle of the area, began a volume at 14:41 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.
The nearest sounding before it
Dodge City, (KDDC), launched 12:00Z, 2.7 hours before the alert went out and 124 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
- 632 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 245 m²/s²
- 0-3 km storm-relative helicity
- 263 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KAMA 231442 SVRAMA OKC007-231530- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AMARILLO TX 841 AM CST FRI FEB 23 2001 THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN BEAVER COUNTY IN THE OKLAHOMA PANHANDLE * UNTIL 930 AM CST * AT 841 AM CST...A SEVERE THUNDERSTORM WAS REPORTED 19 MILES SOUTHWEST OF KNOWLES...OR ABOUT 14 MILES SOUTHEAST OF BEAVER... MOVING NORTHEAST AT 25 MPH. * SOME LOCATIONS AFFECTED BY THE STORM INCLUDE... KNOWLES..SLAPOUT AND GATE LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER. L?AT...LON 3666 10054 3654 10038 3667 10002 3697 10024
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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 23, 6:51 AM CST, 1 hour 50 minutes earlier.
Area forecast discussion, Feb 23, 6:51 AM CST, 1 hour 50 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE AMARILLO TX 651 AM CST FRI FEB 23 2001 POTENT UPPER LOW CURRENTLY OVER CENTRAL CALIFORNIA WILL DEEPEN OVER THE SOUTHERN ROCKIES TONIGHT. LOW LEVEL JET AND WARM/MOIST ADVECTION PATTERN HAS DEVELOPED OVER WEST TEXAS AND THE PANHANDLES. TSRA DEVELOPED TO THE WEST OF KLBB AND TO A LESSER EXTENT OVER THE EASTERN PANHANDLES. BIG QUESTION TODAY IS THE SEVERE THREAT OVER OUR AREA. PREVIOUS FORECAST OF COOL AND CLOUDY TODAY STILL LOOKS RIGHT ON TRACK. THIS SHOULD SIGNIFICANTLY LESSEN THE SEVERE POTENTIAL LATER THIS AFTERNOON AND TONIGHT AS BRUNT OF MID LEVEL ENERGY FURTHER DESTABILIZES ATMOSPHERE OVER THE PANHANDLES. SOME POTENTIAL STILL EXISTS FOR ORGANIZED CELLS THAT MAY PRODUCE LARGE HAIL BUT THREAT APPEARS TOO SMALL TO MENTION SEVERE IN ALL ZONES AS LOW CLOUDS WILL INHIBIT INSOLATION/INSTABILITY. DILEMMA FOR SATURDAY STILL LOOKS LIKE WINDS WILL BE A PROBLEM. HAVE OPTED NOT TO HOIST HIGH WIND WATCH AT THIS TIME DUE TO MORE MID/HIGH LEVEL CLOUD COVER WHICH SHOULD LIMIT THE AMOUNT OF MIXING AND MOMENTUM TRANSFER TO SURFACE...BUT VERY WINDY NONETHELESS. LATEST AVN MODEL INDICATES ANOTHER STRONG COLD FRONT TO REACH NORTHERN ZONES ON TUESDAY WITH ANOTHER CHANCE FOR PRECIP. COORD WITH SPC...LBB AND OKC. .AMA... TX...NONE. OK...NONE. SLATTERY
In the hours before
Special weather statement, Feb 23, 6:09 AM CST, 2 hours 32 minutes before
OKZ001>003-TXZ001>020-232200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AMARILLO TX 609 AM CST FRI FEB 23 2001 ...A STRONG SPRING-LIKE STORM TO END THE WEEK... A VIGOROUS UPPER LEVEL STORM OVER CALIFORNIA WILL DROP SOUTH NEAR THE MEXICAN BORDER TODAY THEN MOVE ACROSS WEST TEXAS ON SATURDAY. A VARIETY OF WEATHER WILL ACCOMPANY THE STORM WHICH MAY IMPACT TRAVEL...WORK OR RECREATIONAL PLANS INTO EARLY THIS WEEKEND. FIRST...A ROUND OF THUNDERSTORMS ARE EXPECTED WELL AHEAD OF THE STORM SYSTEM TODAY ACROSS MAINLY THE EASTERN TEXAS AND OKLAHOMA PANHANDLES...THEN STRONGER THUNDERSTORMS ARE EXPECTED TO DEVELOP LATER THIS AFTERNOON INTO TONIGHT ACROSS THE REMAINDER OF THE AREA. SOME OF THESE STORMS COULD REACH SEVERE LEVELS PRODUCING ISOLATED LARGE HAIL AND DAMAGING WIND GUSTS. RAIN CHANCES WILL DIMINISH ON SATURDAY AS A PACIFIC COLD FRONT SWEEPS EAST INTO OKLAHOMA...HOWEVER VERY WINDY CONDITIONS WILL THEN DEVELOP. SUSTAINED WIND SPEEDS OF 35 TO 40 MPH WILL BE COMMON ACROSS THE PANHANDLES ON SATURDAY WITH GUSTS OVER 50 MPH POSSIBLE IN MANY LOCATIONS. THIS STORM COULD ALSO BRING A MIX OF WINTER PRECIPITATION ESPECIALLY ALONG ITS PATH AS IT CROSSES NEAR THE OKLAHOMA PANHANDLE ON SATURDAY. RESIDENTS ACROSS THE TEXAS AND OKLAHOMA PANHANDLES SHOULD STAY WEATHER ALERT TODAY AND SATURDAY AND PREPARE FOR BOTH WET AND WINDY CONDITIONS. LISTEN FOR THE LATEST SHORT TERM FORECASTS AND POSSIBLE ADVISORIES OR WARNINGS FOR HAZARDOUS WEATHER FROM THE NATIONAL WEATHER SERVICE IN AMARILLO. COBB
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2001Every severe thunderstorm warning in 2001
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; radar from the NEXRAD Level II archive.