Alert archive / Oklahoma / Special Weather Statements in 2021

Special Weather Statement, NWS Norman, OK

July 26, 2021Hughes County, Oklahoma

NWS Norman, OK issued this special weather statement at Jul 26, 2021, 6:25 PM CDT for Hughes County, Oklahoma. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 26, 2021, 6:25 PM CDT (23:25 UTC)
Expired
Jul 26, 2021, 7:00 PM CDT
In force
35 min
Issued by
NWS Norman, OK

County Hughes County, OK

The radar

The Norman radar (KTLX), 111 km from the middle of the area, began a volume at 23:29 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

Norman, OK (KOUN), launched 12:00Z, 11.4 hours before the alert went out and 120 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-pSkew-T log-p diagram, Norman, OK at 12:00Z on 2021-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 284 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 12:00Z on 2021-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
284 J/kg
Mixed-layer CIN
-208 J/kg
Mixed-layer LCL
1465 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 26, 4:00 PM CDT, 2 hours 25 minutes earlier.

Area forecast discussion, Jul 26, 4:00 PM CDT, 2 hours 25 minutes before
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Hazardous weather outlook, Jul 26, 11:57 AM CDT, 6 hours 28 minutes before
Hazardous Weather Outlook
National Weather Service Norman OK
1157 AM CDT Mon Jul 26 2021

OKZ004>048-050>052-TXZ083>090-271700-
Harper-Woods-Alfalfa-Grant-Kay-Ellis-Woodward-Major-Garfield-
Noble-Roger Mills-Dewey-Custer-Blaine-Kingfisher-Logan-Payne-
Beckham-Washita-Caddo-Canadian-Oklahoma-Lincoln-Grady-McClain-
Cleveland-Pottawatomie-Seminole-Hughes-Harmon-Greer-Kiowa-Jackson-
Tillman-Comanche-Stephens-Garvin-Murray-Pontotoc-Coal-Cotton-
Jefferson-Carter-Johnston-Atoka-Love-Marshall-Bryan-Hardeman-
Foard-Wilbarger-Wichita-Knox-Baylor-Archer-Clay-
1157 AM CDT Mon Jul 26 2021

This hazardous weather outlook is for portions of northern...
western...central...and southern Oklahoma...and western north
Texas.

.DAY ONE...This Afternoon and Tonight...

.Thunderstorms...
Scattered thunderstorms will remain possible across the region
through tonight. Wind gusts to around 50 mph and heavy rain that
could lead to localized flooding are the main concerns.

.Heat...
Hot and humid conditions will result in triple digit heat index
values across much of the region this afternoon.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday...

.Thunderstorms...
Low thunderstorm chances will remain possible across portions of
Oklahoma and western north Texas Tuesday. Localized heavy rainfall
and strong wind gusts will be the main threats.

.Heat...
Hot and humid conditions will likely lead to triple digit heat
index values across much of the region this week into the weekend.

Get graphics and more details at weather.gov/norman...and follow
our weather forecast office on Twitter and Facebook.

In the hours before

Special weather statement, Jul 26, 4:19 PM CDT, 2 hours 6 minutes before
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Local storm report, Jul 26, 4:20 PM CDT, 2 hours 5 minutes before
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Local storm report, Jul 26, 4:22 PM CDT, 2 hours 3 minutes before
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Special weather statement, Jul 26, 4:31 PM CDT, 1 hour 54 minutes before
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Special weather statement, Jul 26, 5:16 PM CDT, 1 hour 9 minutes before
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Special weather statement, Jul 26, 6:25 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 7:00 PM CDTSevere Thunderstorm WarningOUNBlaine, Caddo, Canadian, Custer, Washita45 min
Jul 25, 7:34 PM CDTSevere Thunderstorm WarningOUNBeckham, Blaine, Caddo, Canadian, Custer, Kingfisher and 1 more41 min
Jul 25, 7:38 PM CDTAreal Flood AdvisoryOUNBlaine, Kingfisher3 hr
Jul 25, 7:43 PM CDTSpecial Weather StatementOUNCotton32 min
Jul 25, 8:07 PM CDTFlash Flood WarningOUNBeckham, Custer, Roger Mills, Washita3 hr
Jul 25, 8:12 PM CDTSevere Thunderstorm WarningOUNCuster, Dewey, Ellis, Roger Mills31 min
Jul 25, 8:14 PM CDTSpecial Weather StatementOUNCanadian, Custer, Washita46 min
Jul 25, 8:38 PM CDTSevere Thunderstorm WarningOUNWashita30 min
Jul 25, 9:08 PM CDTSpecial Weather StatementOUNCaddo37 min
Jul 25, 9:23 PM CDTSevere Thunderstorm WarningOUNCaddo, Grady25 min
Jul 25, 9:46 PM CDTSpecial Weather StatementOUNComanche, Stephens29 min
Jul 25, 10:30 PM CDTAreal Flood AdvisoryOUNGrady3 hr
Jul 25, 10:33 PM CDTSpecial Weather StatementOUNStephens42 min
Jul 25, 10:44 PM CDTAreal Flood AdvisoryOUNCaddo, Comanche3 hr
Jul 26, 1:53 AM CDTSpecial Weather StatementOUNWoods37 min
Jul 26, 2:08 AM CDTSpecial Weather StatementOUNWoodward37 min
Jul 26, 3:49 AM CDTSpecial Weather StatementOUNKiowa41 min
Jul 26, 1:58 PM CDTSpecial Weather StatementOUNGarfield32 min
Jul 26, 2:07 PM CDTSpecial Weather StatementOUNGrant23 min
Jul 26, 2:39 PM CDTSpecial Weather StatementOUNOklahoma21 min
Jul 26, 2:44 PM CDTAreal Flood AdvisoryOUNCanadian, Oklahoma2 hr
Jul 26, 2:54 PM CDTSpecial Weather StatementOUNNoble21 min
Jul 26, 3:08 PM CDTSevere Thunderstorm WarningOUNGarfield, Grant, Kay, Kingfisher, Logan, Noble and 1 more52 min
Jul 26, 3:36 PM CDTFlash Flood WarningOUNOklahoma4 hr
Jul 26, 3:58 PM CDTSpecial Weather StatementOUNKay, Logan, Noble, Oklahoma32 min
Jul 26, 3:59 PM CDTAreal Flood AdvisoryOUNGrant, Kay3 hr
Jul 26, 4:19 PM CDTSpecial Weather StatementOUNCleveland11 min
Jul 26, 4:22 PM CDTFlash Flood WarningOUNCanadian, Logan, Oklahoma3 hr
Jul 26, 4:31 PM CDTSpecial Weather StatementOUNKay, Logan, Noble, Oklahoma, Payne44 min
Jul 26, 5:14 PM CDTAreal Flood AdvisoryOUNLincoln, Logan, Oklahoma, Pottawatomie3 hr
Jul 26, 5:16 PM CDTSpecial Weather StatementOUNLincoln, Payne44 min

Nearby

Special Weather Statements in Oklahoma, 2021Every special weather statement in 2021

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.