Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 331, NWS Norman, OK

May 29, 1994Ellis County, Harper County, Woodward County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 29, 1994, 3:11 AM CDT for Ellis County, Harper County, Woodward County, Oklahoma. It was in force for 49 min.

The area

The counties it named.

The facts

Issued: May 29, 1994, 3:11 AM CDT (08:11 UTC)
Expired: May 29, 1994, 4:00 AM CDT
In force: 49 min
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Ellis County, OK, Harper County, OK, Woodward County, OK

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 8.2 hours before the alert went out and 147 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: 1940 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 1488 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 94 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.1

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 May 29, 3:08 AM CDT, 3 minutes earlier.

Area forecast discussion, May 29, 3:08 AM CDT, 3 minutes before

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In the hours before

Special weather statement, May 28, 10:27 PM CDT, 4 hours 44 minutes before

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Special weather statement, May 28, 10:27 PM CDT, 4 hours 44 minutes before

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Special weather statement, May 28, 10:49 PM CDT, 4 hours 22 minutes before

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Special weather statement, May 28, 10:50 PM CDT, 4 hours 21 minutes before

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Local storm report, May 29, 2:59 AM CDT, 12 minutes before

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Local storm report, May 29, 3:01 AM CDT, 10 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
May 29, 12:45 AM CDT	Severe Thunderstorm Warning	OUN	Harper, Woods, Woodward	30 min
May 29, 1:11 AM CDT	Severe Thunderstorm Warning	OUN	Harper, Woods, Woodward	49 min
May 29, 2:30 AM CDT	Severe Thunderstorm Warning	OUN	Kay	45 min
May 29, 2:38 AM CDT	Severe Thunderstorm Warning	OUN	Harper	52 min
May 29, 4:00 AM CDT	Severe Thunderstorm Warning	OUN	Dewey, Ellis, Woodward	45 min
May 29, 4:14 AM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Logan, Oklahoma	46 min
May 29, 4:41 AM CDT	Severe Thunderstorm Warning	OUN	Custer, Dewey	49 min
May 29, 4:52 AM CDT	Severe Thunderstorm Warning	OUN	Lincoln, Pottawatomie	53 min
May 29, 4:46 PM CDT	Severe Thunderstorm Warning	OUN	Archer, Clay, Wichita	44 min
May 29, 5:16 PM CDT	Tornado Warning	OUN	Archer	44 min
May 29, 5:34 PM CDT	Severe Thunderstorm Warning	OUN	Clay	41 min
May 29, 6:03 PM CDT	Severe Thunderstorm Warning	OUN	Archer	42 min
May 29, 6:13 PM CDT	Severe Thunderstorm Warning	OUN	Clay	47 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1994 Every 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.