Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 97, NWS Norman, OK

April 10, 1994Noble County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Apr 10, 1994, 3:58 PM CDT for Noble County, Oklahoma. It was in force for 47 min.

The area

The counties it named.

The facts

Issued: Apr 10, 1994, 3:58 PM CDT (20:58 UTC)
Expired: Apr 10, 1994, 4:45 PM CDT
In force: 47 min
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Noble County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 9.0 hours before the alert went out and 131 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: 1718 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 559 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 194 m²/s²
Significant tornado parameter: 2.0
Supercell composite: 6.8

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 10, 3:58 PM CDT, 0 minutes earlier.

Area forecast discussion, Apr 10, 3:58 PM CDT, 0 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
354 PM CDT SUN APR 10 1994

FNT HAD PUSHED TO NR SEMINOLE TO WAURIKA LN BY LETE THIS AFTERNOON AND
LFTG OF THE MOIST AND UNSTBL SLY FLO OVR THE SHALLOW COOL AIR HAS
PRODUCED NRMS HAIL STORMS WHICH ARE NOW MOVG NEWD FM THE NERN CORNER OF
THE FA. MAIN UPR SYSM STILL WELL TO THE WEST AND WL NOT BE AFFECTING OK
TIL LATER TNGT...SVR STILL PSBL LATER TNGT MAINLY IN WRN SECTOR AND JUST
BEHIND THE FNTL ZONE.  AS SLOW MOVG UPR LO WALLOWS ACRS TMRW SOME LCLY
HVY RAINS PSBL...ERN PTN OF THE AREA WL HV TO BE WATCHED SPCLY CLOSELY
FOR HVY RAIN.

FCSTID=12
HBR   47  60  42  59 / 60  50  30  10
OKC   50  62  45  60 / 70  60  40  10
SPS   53  67  47  64 / 40  40  20  10
GAG   40  58  37  52 / 40  60  30  10
PNC   48  60  44  56 / 80  70  50  10
DUA   64  73  49  64 / 50  70  50  10

.OKC...NONE.
.TX...NONE.

In the hours before

Local storm report, Apr 10, 2:05 PM CDT, 1 hour 53 minutes before

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Local storm report, Apr 10, 2:19 PM CDT, 1 hour 39 minutes before

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Local storm report, Apr 10, 2:49 PM CDT, 1 hour 9 minutes before

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Local storm report, Apr 10, 2:59 PM CDT, 59 minutes before

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Local storm report, Apr 10, 3:20 PM CDT, 38 minutes before

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Local storm report, Apr 10, 3:57 PM CDT, 1 minute 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 9, 10:30 PM CDT	Severe Thunderstorm Warning	OUN	Logan	45 min
Apr 9, 10:45 PM CDT	Severe Thunderstorm Warning	OUN	Logan, Payne	45 min
Apr 9, 11:30 PM CDT	Severe Thunderstorm Warning	OUN	Payne	45 min
Apr 10, 12:45 PM CDT	Severe Thunderstorm Warning	OUN	Caddo, Canadian, Grady	45 min
Apr 10, 1:27 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher, Logan, Oklahoma	48 min
Apr 10, 2:14 PM CDT	Severe Thunderstorm Warning	OUN	Logan, Oklahoma	46 min
Apr 10, 2:17 PM CDT	Severe Thunderstorm Warning	OUN	Payne	43 min
Apr 10, 2:57 PM CDT	Severe Thunderstorm Warning	OUN	Logan	48 min
Apr 10, 3:02 PM CDT	Severe Thunderstorm Warning	OUN	Payne	43 min
Apr 10, 3:19 PM CDT	Severe Thunderstorm Warning	OUN	Noble	41 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.