Alert archive / Texas / Red Flag Warnings in 2022

Red Flag Warning 28, NWS Norman, OK

May 19, 20225 counties in Texas

NWS Norman, OK issued this red flag warning at May 19, 2022, 10:21 AM CDT for 5 counties in Texas. It took effect at May 19, 2022, 12:00 PM CDT. It was in force for 8 hr. 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 19, 2022, 10:21 AM CDT (15:21 UTC)
In effect from: May 19, 2022, 12:00 PM CDT
Expired: May 19, 2022, 8:00 PM CDT
In force: 8 hr
Issued by: NWS Norman, OK

Counties Baylor County, TX, Foard County, TX, Hardeman County, TX, Knox County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 72 km from the middle of the area, began a volume at 15:26 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 3.4 hours before the alert went out and 246 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1214 J/kg
Mixed-layer CIN: -307 J/kg
Mixed-layer LCL: 1615 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 278 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this red flag 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 red flag warning went out at May 19, 6:29 AM CDT, 3 hours 52 minutes earlier.

Area forecast discussion, May 19, 6:29 AM CDT, 3 hours 52 minutes before

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Hazardous weather outlook, May 19, 5:09 AM CDT, 5 hours 12 minutes before

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In the hours before

Local storm report, May 19, 4:34 AM CDT, 5 hours 47 minutes before

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Local storm report, May 19, 9:00 AM CDT, 1 hour 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
900 AM CDT THU MAY 19 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0335 AM     TSTM WND DMG     PONCA CITY              36.70N 97.08W
05/19/2022                   KAY                OK   EMERGENCY MNGR

            SCATTERED DAMAGE REPORTED ACROSS TOWN
            INCLUDING SHEET METAL ROOFING TORN OFF A
            BUILDING, SIGN AND FENCING BLOWN DOWN. WIND
            ESTIMATED 60-65 MPH.

&&

PW

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 18, 10:52 PM CDT	Special Weather Statement	OUN	Harper	38 min
May 18, 11:09 PM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Ellis, Harper	81 min
May 19, 12:06 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Ellis, Harper, Woods, Woodward	54 min
May 19, 12:29 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Dewey, Ellis, Roger Mills	46 min
May 19, 12:52 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Dewey, Ellis, Harper, Major, Woods, Woodward	53 min
May 19, 12:54 AM CDT	Severe Thunderstorm Warning	OUN	Beckham, Roger Mills	51 min
May 19, 1:05 AM CDT	Severe Thunderstorm Warning	OUN	Beckham, Custer, Dewey, Ellis, Roger Mills, Washita	40 min
May 19, 1:26 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Alfalfa, Blaine, Custer, Dewey, Major, Woods and 1 more	64 min
May 19, 1:41 AM CDT	Severe Thunderstorm Warning	OUN	Blaine, Caddo, Custer, Washita	49 min
May 19, 2:00 AM CDT	Special Weather Statement	OUN	Canadian, Kingfisher	45 min
May 19, 2:05 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Alfalfa, Blaine, Garfield, Grant, Kingfisher, Logan and 2 more	55 min
May 19, 2:15 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Blaine, Caddo, Canadian, Grady, Kingfisher	45 min
May 19, 2:21 AM CDT	Special Weather Statement	OUN	Comanche, Cotton, Jackson, Kiowa, Tillman, Washita	54 min
May 19, 2:41 AM CDT	Special Weather Statement	OUN	Logan, Oklahoma	49 min
May 19, 2:53 AM CDT	Severe Thunderstorm Warning Considerable damage threat	OUN	Alfalfa, Garfield, Grant, Kay, Kingfisher, Logan and 2 more	67 min
May 19, 3:06 AM CDT	Special Weather Statement	OUN	Cotton, Garvin, McClain, Stephens	24 min
May 19, 3:13 AM CDT	Special Weather Statement	OUN	Cleveland, Lincoln, Logan, McClain, Oklahoma, Payne and 1 more	32 min

Nearby

Red Flag Warnings in Texas, 2022 Every red flag warning in 2022

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.