Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 166, NWS Norman, OK

April 25, 1994Caddo County, Canadian County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 25, 1994, 1:40 PM CDT for Caddo County, Canadian County, Oklahoma. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Apr 25, 1994, 1:40 PM CDT (18:40 UTC)
Expired
Apr 25, 1994, 2:30 PM CDT
In force
50 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Caddo County, OK, Canadian County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 6.7 hours before the alert went out and 72 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 1994-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1651 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 1994-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.193958Sfc1 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
1651 J/kg
Mixed-layer CIN
-173 J/kg
Mixed-layer LCL
740 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
212 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Apr 25, 4:25 AM CDT, 9 hours 15 minutes earlier.

Area forecast discussion, Apr 25, 4:25 AM CDT, 9 hours 15 minutes before
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In the hours before

Local storm report, Apr 25, 11:22 AM CDT, 2 hours 18 minutes before
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Local storm report, Apr 25, 11:50 AM CDT, 1 hour 50 minutes before
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Local storm report, Apr 25, 12:56 PM CDT, 44 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
100  PM CDT MON APR 25 1994

TIME  / DATE         COUNTY            LOCATION/EVENT
1150 AM/25TH        ARCHER             DIME SIZE HAIL IN ARCHER CITY

1150 AM/25TH        COMANCHE           NICKEL SIZE HAIL NEAR ELGIN EXIT

1200 PM/25TH        KIOWA              NICKEL AND QUARTERSIZE HAIL NEAR
                                       LONE WOLF

1205 PM/25TH        GRADY              DIME SIZE HAIL IN VERDEN

1215 PM/25TH        KIOWA              DIMES IN LONE WOLF

1220 PM/25TH        KIOWA              HALF DOLLAR SIZE HAIL

1223 PM/25TH        CANADIAN           DIME SIZE HAIL I-40 AND BANNER
                                       ROAD

1225 PM/25TH        JACKSON            1 1/4 INCH HAIL 4NE OF ALTUS

1235 PM/25TH        TILLMAN            NICKEL SIZE HAIL IN DAVIDSON

1235 PM/25TH        TILLMAN            QUARTER SIZE HAIL AND 50MPH 4SW
                                       OF FREDERICK

SC
Local storm report, Apr 25, 1:29 PM CDT, 11 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
130  PM CDT MON APR 25 1994

TIME  / DATE         COUNTY            LOCATION/EVENT

1245 PM              KIOWA             NICKEL HAIL WESTSrIDE OF GOTEBO.

 100 PM              COMANCHE          DIME HAIL IN INDIANHOMA.

 100 PM              WASHITA           QUARTER HAIL COVERED GROUND IN
                                       CORDELL.
KJ

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 7:50 PM CDTSevere Thunderstorm WarningOUNGarvin, Stephens40 min
Apr 25, 10:22 AM CDTSevere Thunderstorm WarningOUNKiowa53 min
Apr 25, 10:35 AM CDTSevere Thunderstorm WarningOUNComanche40 min
Apr 25, 10:56 AM CDTSevere Thunderstorm WarningOUNHarmon49 min
Apr 25, 11:03 AM CDTSevere Thunderstorm WarningOUNCaddo, Comanche42 min
Apr 25, 11:20 AM CDTSevere Thunderstorm WarningOUNGreer40 min
Apr 25, 11:27 AM CDTSevere Thunderstorm WarningOUNCanadian48 min
Apr 25, 11:47 AM CDTSevere Thunderstorm WarningOUNKiowa, Washita43 min
Apr 25, 11:49 AM CDTSevere Thunderstorm WarningOUNGrady41 min
Apr 25, 11:57 AM CDTSevere Thunderstorm WarningOUNGreer, Kiowa48 min
Apr 25, 12:17 PM CDTSevere Thunderstorm WarningOUNTillman43 min
Apr 25, 12:21 PM CDTSevere Thunderstorm WarningOUNJackson24 min
Apr 25, 12:30 PM CDTSevere Thunderstorm WarningOUNKingfisher, Logan, Oklahoma45 min
Apr 25, 12:30 PM CDTSevere Thunderstorm WarningOUNMcClain45 min
Apr 25, 12:39 PM CDTSevere Thunderstorm WarningOUNCanadian36 min
Apr 25, 12:45 PM CDTSevere Thunderstorm WarningOUNKiowa45 min
Apr 25, 12:55 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton, Tillman50 min
Apr 25, 12:55 PM CDTSevere Thunderstorm WarningOUNKiowa50 min
Apr 25, 1:06 PM CDTSevere Thunderstorm WarningOUNBlaine, Caddo, Custer39 min
Apr 25, 1:06 PM CDTSevere Thunderstorm WarningOUNWashita39 min
Apr 25, 1:13 PM CDTSevere Thunderstorm WarningOUNLogan47 min
Apr 25, 1:30 PM CDTSevere Thunderstorm WarningOUNBlaine45 min
Apr 25, 1:36 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton39 min
Apr 25, 2:11 PM CDTSevere Thunderstorm WarningOUNGarfield, Kingfisher49 min
Apr 25, 2:11 PM CDTSevere Thunderstorm WarningOUNBlaine49 min
Apr 25, 2:27 PM CDTSevere Thunderstorm WarningOUNCanadian48 min
Apr 25, 2:37 PM CDTSevere Thunderstorm WarningOUNLogan53 min
Apr 25, 2:53 PM CDTSevere Thunderstorm WarningOUNKingfisher37 min
Apr 25, 3:13 PM CDTSevere Thunderstorm WarningOUNNoble47 min
Apr 25, 3:27 PM CDTSevere Thunderstorm WarningOUNKay48 min
Apr 25, 4:00 PM CDTSevere Thunderstorm WarningOUNLincoln45 min
Apr 25, 4:09 PM CDTSevere Thunderstorm WarningOUNJohnston, Marshall31 min
Apr 25, 4:09 PM CDTSevere Thunderstorm WarningOUNAtoka, Bryan51 min
Apr 25, 4:57 PM CDTSevere Thunderstorm WarningOUNAtoka, Bryan, Choctaw, Pushmataha48 min
Apr 25, 5:41 PM CDTSevere Thunderstorm WarningOUNPushmataha64 min
Apr 25, 6:40 PM CDTSevere Thunderstorm WarningOUNPushmataha50 min
Apr 25, 6:48 PM CDTTornado WarningOUNPushmataha17 min
Apr 25, 11:35 AM CDTSevere Thunderstorm WarningOUNArcher40 min
Apr 25, 12:07 PM CDTSevere Thunderstorm WarningOUNWilbarger53 min
Apr 25, 2:19 PM CDTSevere Thunderstorm WarningOUNArcher, Clay41 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1994Every severe thunderstorm warning in 1994

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.