Alert archive / Oklahoma / Special Weather Statements in 2014

Special Weather Statement, NWS Norman, OK

May 27, 2014Comanche County, Oklahoma

NWS Norman, OK issued this special weather statement at May 27, 2014, 3:21 PM CDT for Comanche County, Oklahoma. It was in force for 24 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
May 27, 2014, 3:21 PM CDT (20:21 UTC)
Expired
May 27, 2014, 3:45 PM CDT
In force
24 min
Issued by
NWS Norman, OK

County Comanche County, OK

The radar

The Altus AFB radar (KFDR), 69 km from the middle of the area, began a volume at 20:22 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, 8.4 hours before the alert went out and 107 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 2014-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 190 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 2014-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 square meters per square second.19395878Sfc1 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
190 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
620 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 May 27, 12:31 PM CDT, 2 hours 50 minutes earlier.

Area forecast discussion, May 27, 12:31 PM CDT, 2 hours 50 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
1231 PM CDT TUE MAY 27 2014

.DISCUSSION...
PLEASE SEE THE 18Z AVIATION DISCUSSION BELOW.

&&

.AVIATION...
SHOWERS AND THUNDERSTORMS WILL CONTINUE TO ROTATE AROUND AN UPPER
LEVEL LOW THROUGH EARLY THIS EVENING ACROSS PORTIONS OF CENTRAL
OKLAHOMA...SOUTHERN OKLAHOMA...AND PORTIONS OF WESTERN NORTH
TEXAS. CONFIDENCE IS FAIRLY HIGH REGARDING -RA NEAR OKC/OUN
THROUGH ABOUT 21Z. FURTHER SOUTH NEAR LAW AND SPS...WIDELY
SCATTERED STORMS WILL SLOWLY DRIFT EAST SO HAVE INCLUDED VCTS FOR
NOW AND AMEND AS NECESSARY. BRIEF...WEAK...FUNNEL CLOUDS COULD
ACCOMPANY SOME OF THE STORMS ACROSS THE SOUTH THIS AFTERNOON.
EXPECT MVFR VISBYS AND CIGS LATE TONIGHT THROUGH TOMORROW AM NEAR
OKC/OUN...AND PNC.

&&

.PRELIMINARY POINT TEMPS/POPS...
OKLAHOMA CITY OK  61  84  63  83 /  20  20  10  20
HOBART OK         59  86  60  86 /  10   0  10  10
WICHITA FALLS TX  62  86  63  86 /  10  10  10  20
GAGE OK           59  88  60  87 /   0   0   0  10
PONCA CITY OK     61  85  64  85 /  20  10  10  20
DURANT OK         64  82  65  82 /  40  30  20  30

&&

.OUN WATCHES/WARNINGS/ADVISORIES...
OK...NONE.
TX...NONE.
&&

15/03/03
Hazardous weather outlook, May 27, 12:01 PM CDT, 3 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORMAN OK
1201 PM CDT TUE MAY 27 2014

OKZ004>048-050>052-TXZ083>090-281715-
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-
1201 PM CDT TUE MAY 27 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN...
WESTERN...CENTRAL...AND SOUTHERN OKLAHOMA...AND NORTHERN TEXAS.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

.THUNDERSTORMS...SCATTERED THUNDERSTORMS WILL FORM THIS AFTERNOON
ACROSS A SMALL PORTIONS OF WESTERN NORTH TEXAS AND SOUTHERN
OKLAHOMA. VERY HEAVY RAIN...HAIL UP TO THE SIZE OF QUARTERS...AND
STRONG WIND GUSTS WILL BE POSSIBLE WITH THE STRONGEST STORMS. IN
ADDITION...DUE TO THE PROXIMITY OF AN UPPER LEVEL STORM THAT WILL
MOVE OVER THE RED RIVER VALLEY...THE ENVIRONMENT WILL SUPPORT THE
FORMATION OF BRIEF FUNNEL CLOUDS.

STORM SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL ACROSS
SOUTH-CENTRAL AND SOUTHEAST OKLAHOMA SHOULD BE PREPARED FOR
ACTIVATION THIS AFTERNOON.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY...

.THUNDERSTORMS...ISOLATED AFTERNOON AND EVENING THUNDERSTORMS
WILL BE POSSIBLE THROUGH THE WEEKEND...MAINLY ACROSS THE SOUTHEAST
HALF OF OKLAHOMA.

GET GRAPHICS AND MORE DETAILS AT WEATHER.GOV/NORMAN... AND FOLLOW
OUR WEATHER FORECAST OFFICE ON TWITTER AND FACEBOOK.

11

In the hours before

Special weather statement, May 27, 2:05 PM CDT, 1 hour 16 minutes before
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Special weather statement, May 27, 2:31 PM CDT, 50 minutes before
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Special weather statement, May 27, 2:47 PM CDT, 34 minutes before
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Special weather statement, May 27, 2:59 PM CDT, 22 minutes before
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Special weather statement, May 27, 3:14 PM CDT, 7 minutes before
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Special weather statement, May 27, 3:21 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
May 26, 7:15 PM CDTSpecial Weather StatementOUNOklahoma30 min
May 26, 8:29 PM CDTSpecial Weather StatementOUNBlaine31 min
May 26, 9:28 PM CDTSpecial Weather StatementOUNKingfisher32 min
May 26, 9:42 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton, Tillman33 min
May 26, 10:23 PM CDTSpecial Weather StatementOUNComanche, Cotton37 min
May 27, 11:25 AM CDTSpecial Weather StatementOUNJefferson50 min
May 27, 11:53 AM CDTSpecial Weather StatementOUNJefferson37 min
May 27, 12:02 PM CDTSpecial Weather StatementOUNStephens43 min
May 27, 12:12 PM CDTSpecial Weather StatementOUNJefferson48 min
May 27, 12:21 PM CDTSpecial Weather StatementOUNStephens39 min
May 27, 12:23 PM CDTSpecial Weather StatementOUNJefferson52 min
May 27, 12:31 PM CDTSpecial Weather StatementOUNJefferson44 min
May 27, 12:41 PM CDTSpecial Weather StatementOUNCotton49 min
May 27, 12:58 PM CDTSpecial Weather StatementOUNStephens47 min
May 27, 1:01 PM CDTSpecial Weather StatementOUNJefferson29 min
May 27, 1:05 PM CDTSpecial Weather StatementOUNStephens40 min
May 27, 1:35 PM CDTSpecial Weather StatementOUNGarvin40 min
May 27, 1:39 PM CDTSpecial Weather StatementOUNCotton51 min
May 27, 2:05 PM CDTSpecial Weather StatementOUNMurray25 min
May 27, 2:31 PM CDTSpecial Weather StatementOUNMurray29 min
May 27, 2:46 PM CDTAreal Flood AdvisoryOUNGarvin, Murray3 hr
May 27, 2:47 PM CDTSpecial Weather StatementOUNLincoln28 min
May 27, 2:59 PM CDTSpecial Weather StatementOUNJohnston, Murray31 min
May 27, 3:14 PM CDTSpecial Weather StatementOUNLincoln31 min
May 27, 3:26 PM CDTSpecial Weather StatementOUNMurray34 min
May 27, 3:29 PM CDTSpecial Weather StatementOUNCoal, Pontotoc31 min
May 27, 3:31 PM CDTSpecial Weather StatementOUNJohnston29 min
May 27, 3:48 PM CDTSpecial Weather StatementOUNLincoln27 min
May 27, 3:54 PM CDTSpecial Weather StatementOUNCoal, Pontotoc36 min
May 27, 3:59 PM CDTSpecial Weather StatementOUNJohnston31 min
May 27, 4:21 PM CDTSpecial Weather StatementOUNOklahoma54 min
May 27, 4:30 PM CDTSpecial Weather StatementOUNAtoka, Coal30 min
May 27, 4:36 PM CDTSpecial Weather StatementOUNBryan24 min
May 27, 4:57 PM CDTSpecial Weather StatementOUNMarshall33 min
May 27, 4:58 PM CDTSpecial Weather StatementOUNHughes32 min
May 27, 5:30 PM CDTSpecial Weather StatementOUNBryan60 min
May 27, 6:21 PM CDTSpecial Weather StatementOUNBryan24 min
May 26, 7:20 PM CDTSpecial Weather StatementOUNFoard25 min
May 26, 7:46 PM CDTSpecial Weather StatementOUNFoard, Wilbarger29 min

Nearby

Special Weather Statements in Oklahoma, 2014Every special weather statement in 2014

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.