Alert archive / Oklahoma / Red Flag Warnings in 2006

Red Flag Warning 27, NWS Norman, OK

April 2, 200611 counties in Oklahoma

NWS Norman, OK issued this red flag warning at Apr 2, 2006, 1:59 PM CDT for 11 counties in Oklahoma. It was in force for 4 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: Apr 2, 2006, 1:59 PM CDT (18:59 UTC)
Expired: Apr 2, 2006, 6:00 PM CDT
In force: 4 hr
Issued by: NWS Norman, OK

Counties Atoka County, OK, Bryan County, OK, Carter County, OK, Coal County, OK, Hughes County, OK, Johnston County, OK, Love County, OK, Marshall County, OK, Murray County, OK, Pontotoc County, OK, Seminole County, OK

The radar

The Norman radar (KTLX), 114 km from the middle of the area, began a volume at 19:03 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

Fort Worth, TX (KFWD), launched 12:00Z, 7.0 hours before the alert went out and 189 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: 825 J/kg
Mixed-layer CIN: -324 J/kg
Mixed-layer LCL: 1367 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 280 m²/s²
0-3 km storm-relative helicity: 291 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Apr 2, 10:32 AM CDT, 3 hours 27 minutes earlier.

Area forecast discussion, Apr 2, 10:32 AM CDT, 3 hours 27 minutes before

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Hazardous weather outlook, Apr 2, 11:58 AM CDT, 2 hours 1 minute before

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In the hours before

Local storm report, Apr 2, 8:19 AM CDT, 5 hours 40 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 1, 6:04 PM CST	Severe Thunderstorm Warning	OUN	Beckham, Custer, Washita	41 min
Apr 1, 6:12 PM CST	Severe Thunderstorm Warning	OUN	Greer, Harmon, Jackson, Kiowa, Tillman	48 min
Apr 1, 6:22 PM CST	Severe Thunderstorm Warning	OUN	Harper	38 min
Apr 1, 6:44 PM CST	Severe Thunderstorm Warning	OUN	Custer, Washita	46 min
Apr 1, 6:55 PM CST	Severe Thunderstorm Warning	OUN	Comanche, Greer, Harmon, Jackson, Kiowa, Tillman	50 min
Apr 1, 7:04 PM CST	Severe Thunderstorm Warning	OUN	Woodward	41 min
Apr 1, 7:46 PM CST	Severe Thunderstorm Warning	OUN	Tillman	44 min
Apr 1, 8:09 PM CST	Severe Thunderstorm Warning	OUN	Comanche, Kiowa	51 min
Apr 1, 8:28 PM CST	Severe Thunderstorm Warning	OUN	Tillman	47 min
Apr 1, 8:40 PM CST	Severe Thunderstorm Warning	OUN	Caddo	35 min
Apr 1, 8:53 PM CST	Severe Thunderstorm Warning	OUN	Canadian	52 min
Apr 1, 8:54 PM CST	Severe Thunderstorm Warning	OUN	Comanche	51 min
Apr 1, 8:56 PM CST	Severe Thunderstorm Warning	OUN	Grady	49 min
Apr 1, 9:13 PM CST	Severe Thunderstorm Warning	OUN	Oklahoma	47 min
Apr 1, 9:30 PM CST	Severe Thunderstorm Warning	OUN	McClain	45 min
Apr 1, 9:40 PM CST	Severe Thunderstorm Warning	OUN	Cleveland	50 min

Nearby

Red Flag Warnings in Oklahoma, 2006 Every red flag 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.