Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 305, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 19, 2001, 4:41 PM CDT for LeFlore 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
- Jul 19, 2001, 4:41 PM CDT (21:41 UTC)
- Expired
- Jul 19, 2001, 5:30 PM CDT
- In force
- 49 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County LeFlore County, OK
The radar
The Western Arkansas radar (KSRX), 53 km from the middle of the area, began a volume at 21:41 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
Springfield, MO (KSGF), launched 12:00Z, 9.7 hours before the alert went out and 237 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
- 1718 J/kg
- Mixed-layer CIN
- -137 J/kg
- Mixed-layer LCL
- 1194 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
880 WUUS54 KTSA 192141 SVRTUL OKC079-192230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 441 PM CDT THU JUL 19 2001 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA * UNTIL 530 PM CDT * AT 441 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTH OF CAMERON...MOVING NORTHWEST AT 15 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...POCOLA...SPIRO AND CAMERON. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 65 MPH CAN BE EXPECTED IN THE WARNED AREA. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. $$ MANNING LAT...LON 3509 9457 3515 9444 3533 9446 3533 9482
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 19, 9:45 AM CDT, 6 hours 56 minutes earlier.
Area forecast discussion, Jul 19, 9:45 AM CDT, 6 hours 56 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 945 AM CDT THU JUL 19 2001 CURRENT FORECAST IN GOOD SHAPE AS UPPER RIDGE WILL CONTINUE TO BE THE DOMINANT WEATHER FEATURE FOR THE FORESEEABLE FUTURE. A FEW HIGH CLOUDS FROM THUNDERSTORM COMPLEXES WELL TO NORTH SPILLING INTO NE OK AND NW AR...BUT WILL LIKELY NOT IMPACT GOING MAXES IN THOSE ZONES. HEAT ADVISORY LOOKS GOOD AS WELL...BUT WILL WAIT FOR AFTERNOON PACKAGE BEFORE DECIDING POSSIBLE TWEAKS. A GOOD BET HOWEVER WILL BE EXTENDING IT INTO SATURDAY WITH LITTLE CHANGE IN THE OVERALL PATTERN EXPECTED. NO UPDATE PLANNED AT THIS TIME. FCSTID = 23 .TSA... AR...NONE. OK...HEAT ADVISORY TODAY THROUGH FRIDAY FOR ZONES OKZ054>057...OKZ059>062...OKZ064>067.
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.