Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 105, NWS Norman, OK

April 24, 2006Grant County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 24, 2006, 7:11 AM CDT for Grant County, Oklahoma. It was in force for 49 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
Apr 24, 2006, 7:11 AM CDT (12:11 UTC)
Expired
Apr 24, 2006, 8:00 AM CDT
In force
49 min
Issued by
NWS Norman, OK
Area
Counties, with a storm outline in the text

County Grant County, OK

The radar

The Vance AFB radar (KVNX), 31 km from the middle of the area, began a volume at 12:14 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

Lamont, OK (KLMN), launched 12:00Z, 0.2 hours before the alert went out and 34 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, Lamont, OK at 12:00Z on 2006-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1169 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, Lamont, OK at 12:00Z on 2006-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 332 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
1169 J/kg
Mixed-layer CIN
-204 J/kg
Mixed-layer LCL
869 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
332 m²/s²
0-3 km storm-relative helicity
405 m²/s²
Significant tornado parameter
0.0
Supercell composite
16.8

Open this sounding in Storm Lab

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 24, 4:06 AM CDT, 3 hours 5 minutes earlier.

Area forecast discussion, Apr 24, 4:06 AM CDT, 3 hours 5 minutes before
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Hazardous weather outlook, Apr 24, 7:00 AM CDT, 11 minutes before
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In the hours before

Local storm report, Apr 24, 2:32 AM CDT, 4 hours 39 minutes before
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Special weather statement, Apr 24, 2:55 AM CDT, 4 hours 16 minutes before
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Special weather statement, Apr 24, 6:22 AM CDT, 49 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 7:12 PM CDTSevere Thunderstorm WarningOUNEllis48 min
Apr 23, 7:27 PM CDTSevere Thunderstorm WarningOUNDewey, Woodward48 min
Apr 23, 7:27 PM CDTSevere Thunderstorm WarningOUNDewey, Woodward48 min
Apr 23, 10:25 PM CDTSevere Thunderstorm WarningOUNKay35 min
Apr 23, 11:32 PM CDTSevere Thunderstorm WarningOUNEllis43 min
Apr 24, 12:58 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Woods47 min
Apr 24, 1:43 AM CDTSevere Thunderstorm WarningOUNAlfalfa, Garfield, Grant47 min
Apr 24, 2:29 AM CDTSevere Thunderstorm WarningOUNGarfield, Grant46 min
Apr 24, 3:01 AM CDTSevere Thunderstorm WarningOUNKay25 min
Apr 24, 4:30 AM CDTRed Flag WarningOUNBeckham, Blaine, Caddo, Comanche, Cotton, Custer and 8 more18 hr
Apr 24, 6:27 AM CDTSevere Thunderstorm WarningOUNGrant48 min
Apr 24, 7:27 AM CDTSevere Thunderstorm WarningOUNKay48 min
Apr 24, 8:12 AM CDTSevere Thunderstorm WarningOUNKay63 min
Apr 24, 9:20 AM CDTSevere Thunderstorm WarningOUNPayne55 min
Apr 24, 3:16 PM CDTSevere Thunderstorm WarningOUNGarfield, Kingfisher59 min
Apr 24, 3:30 PM CDTSevere Thunderstorm WarningOUNGrant60 min
Apr 24, 4:03 PM CDTSevere Thunderstorm WarningOUNLincoln42 min
Apr 24, 4:07 PM CDTSevere Thunderstorm WarningOUNLogan38 min
Apr 24, 4:09 PM CDTSevere Thunderstorm WarningOUNNoble66 min
Apr 24, 4:11 PM CDTSevere Thunderstorm WarningOUNGarfield34 min
Apr 24, 4:19 PM CDTSevere Thunderstorm WarningOUNPayne56 min
Apr 24, 4:23 PM CDTSevere Thunderstorm WarningOUNGrant, Kay67 min
Apr 24, 5:08 PM CDTSevere Thunderstorm WarningOUNNoble52 min
Apr 24, 5:12 PM CDTSevere Thunderstorm WarningOUNPayne48 min
Apr 24, 5:26 PM CDTSevere Thunderstorm WarningOUNKay64 min
Apr 24, 5:39 PM CDTSevere Thunderstorm WarningOUNCaddo, Kiowa51 min
Apr 24, 5:42 PM CDTSevere Thunderstorm WarningOUNTillman48 min
Apr 24, 5:56 PM CDTSevere Thunderstorm WarningOUNPayne34 min
Apr 24, 6:01 PM CDTSevere Thunderstorm WarningOUNComanche59 min
Apr 24, 6:23 PM CDTSevere Thunderstorm WarningOUNTillman52 min
Apr 24, 6:27 PM CDTSevere Thunderstorm WarningOUNCaddo48 min
Apr 24, 6:41 PM CDTSevere Thunderstorm WarningOUNCanadian64 min
Apr 24, 6:50 PM CDTSevere Thunderstorm WarningOUNCotton55 min
Apr 24, 6:54 PM CDTSevere Thunderstorm WarningOUNComanche51 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2006Every severe thunderstorm warning in 2006

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.