Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 254, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 29, 2019, 3:25 PM CDT for Delaware County, Oklahoma; Benton County, Arkansas. It was in force for 34 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 29, 2019, 3:25 PM CDT (20:25 UTC)
- Expired
- Jul 29, 2019, 3:59 PM CDT
- In force
- 34 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Benton County, AR, Delaware County, OK
The radar
The Tulsa radar (KINX), 95 km from the middle of the area, began a volume at 20:24 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, 8.4 hours before the alert went out and 88 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
- 39 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1133 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 83 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
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 29, 12:49 PM CDT, 2 hours 36 minutes earlier.
Area forecast discussion, Jul 29, 12:49 PM CDT, 2 hours 36 minutes before
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</html>Hazardous weather outlook, Jul 29, 1:03 PM CDT, 2 hours 22 minutes before
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</html>In the hours before
Special weather statement, Jul 29, 11:25 AM CDT, 4 hours before
Special Weather Statement National Weather Service Tulsa OK 1125 AM CDT Mon Jul 29 2019 ARZ002-011-291700- Carroll AR-Madison AR- 1125 AM CDT Mon Jul 29 2019 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN MADISON AND CENTRAL CARROLL COUNTIES UNTIL NOON CDT... At 1124 AM CDT, a strong thunderstorm was located 6 miles northeast of Forum, moving southeast at 30 mph. Winds in excess of 40 mph will be possible with this storm. Locations in or near the path include... Berryville... Eureka Springs... Green Forest... Rudd... Marble... Osage... Urbanette... Rule... Rockhouse... Dryfork... Cabanal... Metalton... Connor... Alabam... LAT...LON 3621 9331 3606 9361 3639 9388 3644 9352 TIME...MOT...LOC 1624Z 323DEG 25KT 3627 9367
Special weather statement, Jul 29, 3:14 PM CDT, 11 minutes before
Special Weather Statement National Weather Service Tulsa OK 314 PM CDT Mon Jul 29 2019 ARZ001-010-292045- Benton AR-Washington AR- 314 PM CDT Mon Jul 29 2019 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN BENTON AND NORTHWESTERN WASHINGTON COUNTIES UNTIL 345 PM CDT... At 313 PM CDT, a strong thunderstorm was located over Gentry, moving southeast at 10 mph. Wind gusts up to 50 mph will be possible with this storm. Locations in or near the path include... Siloam Springs... Gentry... Tontitown... Decatur... Highfill... Springtown... Cincinnati... Lake Francis... Fairmount... Savoy... Wedington... Gallitin... Rocky Comfort... Cherokee City... PRECAUTIONARY/PREPAREDNESS ACTIONS... To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service office in Tulsa. && LAT...LON 3616 9420 3601 9453 3634 9459 3638 9450 TIME...MOT...LOC 2013Z 326DEG 11KT 3628 9451
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:29 PM CDT | Special Weather Statement | TSA | Ottawa | 31 min |
| Jul 29, 4:55 PM CDT | Special Weather Statement | TSA | Ottawa | 35 min |
| Jul 29, 5:09 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 36 min |
| Jul 29, 5:32 PM CDT | Special Weather Statement | TSA | Craig | 28 min |
| Jul 29, 5:45 PM CDT | Special Weather Statement | TSA | Delaware | 30 min |
| Jul 29, 5:52 PM CDT | Special Weather Statement | TSA | Mayes | 23 min |
| Jul 29, 6:01 PM CDT | Severe Thunderstorm Warning | TSA | Mayes | 44 min |
| Jul 29, 6:29 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 46 min |
| Jul 29, 11:25 AM CDT | Special Weather Statement | TSA | Carroll | 35 min |
| Jul 29, 3:14 PM CDT | Special Weather Statement | TSA | Benton | 31 min |
| Jul 29, 3:47 PM CDT | Special Weather Statement | TSA | Washington | 28 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2019Severe Thunderstorm Warnings in Arkansas, 2019Every severe thunderstorm warning in 2019
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.