Alert archive / Texas / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 166, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at May 4, 2023, 6:05 PM CDT for Archer County, Clay County, Wichita County, Texas. It was in force for 40 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
- May 4, 2023, 6:05 PM CDT (23:05 UTC)
- Expired
- May 4, 2023, 6:45 PM CDT
- In force
- 40 min
- Issued by
- NWS Norman, OK
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Archer County, TX, Clay County, TX, Wichita County, TX
The radar
The Altus AFB radar (KFDR), 75 km from the middle of the area, began a volume at 23:04 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 4, 2:54 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 11.1 hours before the alert went out and 158 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
- 32 J/kg
- Mixed-layer CIN
- -455 J/kg
- Mixed-layer LCL
- 1236 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 4, 12:54 PM CDT, 5 hours 11 minutes earlier.
Area forecast discussion, May 4, 12:54 PM CDT, 5 hours 11 minutes before
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</html>Hazardous weather outlook, May 4, 1:28 PM CDT, 4 hours 37 minutes before
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</html>In the hours before
Special weather statement, May 4, 4:03 PM CDT, 2 hours 2 minutes before
Special Weather Statement
National Weather Service Norman OK
403 PM CDT Thu May 4 2023
TXZ084-087-042130-
Foard TX-Knox TX-
403 PM CDT Thu May 4 2023
...A strong thunderstorm will impact portions of southwestern Foard
and northwestern Knox Counties through 430 PM CDT...
At 403 PM CDT, Doppler radar was tracking a strong thunderstorm 11
miles northwest of Truscott, moving northeast at 25 mph.
HAZARD...Wind gusts up to 50 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
This storm will remain over mainly rural areas of southwestern Foard
and northwestern Knox Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3398 9984 3382 9974 3376 10000 3383 10000
3384 10005 3389 10005
TIME...MOT...LOC 2103Z 240DEG 23KT 3383 9999
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
MDUSpecial weather statement, May 4, 4:37 PM CDT, 1 hour 28 minutes before
Special Weather Statement
National Weather Service Norman OK
437 PM CDT Thu May 4 2023
TXZ088-042200-
Baylor TX-
437 PM CDT Thu May 4 2023
...A strong thunderstorm will impact portions of central Baylor
County through 500 PM CDT...
At 437 PM CDT, Doppler radar was tracking a strong thunderstorm near
Seymour, moving east at 30 mph.
HAZARD...Wind gusts up to 50 mph and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Seymour, Mabelle, and southern Lake Kemp.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 3356 9938 3369 9939 3375 9899 3352 9897
TIME...MOT...LOC 2137Z 265DEG 28KT 3361 9931
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
MDULocal storm report, May 4, 4:56 PM CDT, 1 hour 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
456 PM CDT THU MAY 4 2023
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0455 PM TSTM WND GST 3 NW SEYMOUR 33.62N 99.30W
05/04/2023 M63 MPH BAYLOR TX MESONET
&&
SEThe office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 1:51 AM CDT | Special Weather Statement | OUN | Ellis, Harper, Woodward | 54 min |
| May 4, 5:10 AM CDT | Special Weather Statement | OUN | Grady | 35 min |
| May 4, 10:42 AM CDT | Special Weather Statement | OUN | Oklahoma | 33 min |
| May 4, 11:20 AM CDT | Areal Flood Advisory | OUN | Oklahoma | 3 hr |
| May 4, 11:25 AM CDT | Special Weather Statement | OUN | Cotton | 35 min |
| May 4, 12:27 PM CDT | Flood Watch | OUN | Caddo, Canadian, Cleveland, Comanche, Grady, Lincoln and 4 more | 9 min |
| May 4, 12:36 PM CDT | Flood Watch | OUN | Caddo, Canadian, Cleveland, Comanche, Grady, Lincoln and 4 more | 5 hr |
| May 4, 12:41 PM CDT | Areal Flood Advisory | OUN | Cleveland | 3 hr |
| May 4, 1:01 PM CDT | Areal Flood Advisory | OUN | Cleveland, Oklahoma | 3 hr |
| May 4, 2:29 PM CDT | Areal Flood Advisory | OUN | Canadian, Oklahoma | 3 hr |
| May 4, 4:03 PM CDT | Special Weather Statement | OUN | Foard | 27 min |
| May 4, 4:07 PM CDT | Severe Thunderstorm Warning | OUN | Foard, Knox | 40 min |
| May 4, 4:34 PM CDT | Severe Thunderstorm Warning | OUN | Baylor, Foard, Wilbarger | 41 min |
| May 4, 4:37 PM CDT | Special Weather Statement | OUN | Baylor | 23 min |
| May 4, 4:43 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Baylor | 47 min |
| May 4, 5:14 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Baylor | 46 min |
| May 4, 5:14 PM CDT | Severe Thunderstorm Warning | OUN | Wichita, Wilbarger | 46 min |
| May 4, 5:36 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Baylor | 39 min |
| May 4, 5:59 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay | 46 min |
| May 4, 6:15 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay | 45 min |
| May 4, 6:34 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay | 41 min |
| May 4, 6:55 PM CDT | Severe Thunderstorm Warning | OUN | Archer, Clay | 50 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2023Every severe thunderstorm warning in 2023
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.