Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 35, NWS Norman, OK

March 8, 1994Harmon County, Oklahoma; Hardeman County, Texas

NWS Norman, OK issued this severe thunderstorm warning at Mar 8, 1994, 4:15 AM CST for Harmon County, Oklahoma; Hardeman County, Texas. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Mar 8, 1994, 4:15 AM CST (10:15 UTC)
Expired
Mar 8, 1994, 5:00 AM CST
In force
45 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Harmon County, OK, Hardeman County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 10.3 hours before the alert went out and 191 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, Amarillo Airport, TX at 00:00Z on 1994-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Amarillo Airport, TX at 00:00Z on 1994-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1138 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
168 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 Mar 7, 3:18 PM CST, 12 hours 57 minutes earlier.

Area forecast discussion, Mar 7, 3:18 PM CST, 12 hours 57 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OKLAHOMA
310 PM CST MON MAR 7 1994

TYPICALLY TOUGH LATE WINTER FCST. ALL MODELS SAY THAT MSTR AND LIFT WL
BE ADEQUATE FOR WDSPRD PCPN FM LATER TNGT INTO TUE NGT. QUESTION IS WHEN
WILL THE CHG FM LIQUID TO FROZEN OCR AND WL SNOWFALL BE HVR AFTWD. AFT
LOOKING AT PC GRIDS DATA AND SEVERAL THICKNESS PREDICTORS HV DECIDED
THAT PCPN WL BEGIN AS RAIN TNGT BUT WL SWITCH TO SNOW BRF DABRK IN THE
XTRM NWRN COUNTIES...BFR NOON IN ABT THE NWRN 1/3RD OF OK AND DURG THE
AFTN GENLY EVERYWHERE NW OF ABOUT A SEMINOLE TO SPS LN. WL ISSUE WINTER
STORM WATCH FOR TUE NGT FOR THE AREA GENLY NW OF SEMINOLE TO SPS LN.
PRELIM #'S...

FCSTID=12
HBR   35  37  27  46 / 80  90  60  10
OKC   36  38  28  45 / 70  100 80  10
SPS   42  42  29  48 / 80  100 70  10
GAG   32  34  24  48 / 90  90  60  10
PNC   33  35  27  43 / 70  100 80  10
DUA   43  47  30  45 / 70  100 90  20

.OKC...WINTER S.TORM WATCH TUESDAY AND TUESDAY NIGHT FOR ZONES 4 THRU
30, 33 THRU 38.

.TX...WINTER STORM WATCH TUESDAY AND TUESDAY NIGHT FOR 83 THRU 85, 87
AND 88.

In the hours before

Local storm report, Mar 7, 10:28 PM CST, 5 hours 47 minutes before
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Local storm report, Mar 7, 10:29 PM CST, 5 hours 46 minutes before
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Local storm report, Mar 7, 11:00 PM CST, 5 hours 15 minutes before
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      <div class="status" id="status">Temporary Notice</div>
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Local storm report, Mar 7, 11:40 PM CST, 4 hours 35 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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Local storm report, Mar 7, 11:41 PM CST, 4 hours 34 minutes before
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      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 8:53 PM CSTSevere Thunderstorm WarningOUNCaddo, Comanche52 min
Mar 7, 9:05 PM CSTSevere Thunderstorm WarningOUNTillman55 min
Mar 7, 9:35 PM CSTTornado WarningOUNTillman25 min
Mar 7, 9:41 PM CSTSevere Thunderstorm WarningOUNGrady49 min
Mar 7, 10:06 PM CSTSevere Thunderstorm WarningOUNCanadian, Oklahoma39 min
Mar 7, 10:10 PM CSTSevere Thunderstorm WarningOUNComanche, Cotton40 min
Mar 7, 10:24 PM CSTSevere Thunderstorm WarningOUNJackson51 min
Mar 7, 10:35 PM CSTSevere Thunderstorm WarningOUNStephens25 min
Mar 7, 10:44 PM CSTSevere Thunderstorm WarningOUNCuster46 min
Mar 7, 10:58 PM CSTSevere Thunderstorm WarningOUNJefferson47 min
Mar 7, 11:10 PM CSTSevere Thunderstorm WarningOUNTillman50 min
Mar 7, 11:25 PM CSTSevere Thunderstorm WarningOUNComanche35 min
Mar 8, 12:09 AM CSTSevere Thunderstorm WarningOUNTillman36 min
Mar 8, 4:33 AM CSTSevere Thunderstorm WarningOUNJackson57 min
Mar 8, 12:18 PM CSTSevere Thunderstorm WarningOUNStephens27 min
Mar 8, 12:45 PM CSTSevere Thunderstorm WarningOUNCarter, Garvin30 min
Mar 8, 12:59 PM CSTSevere Thunderstorm WarningOUNGarvin, Murray31 min
Mar 8, 1:21 PM CSTSevere Thunderstorm WarningOUNPontotoc39 min
Mar 7, 8:10 PM CSTSevere Thunderstorm WarningOUNHardeman35 min
Mar 7, 8:38 PM CSTSevere Thunderstorm WarningOUNFoard52 min
Mar 7, 8:40 PM CSTSevere Thunderstorm WarningOUNWilbarger50 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1994Severe Thunderstorm Warnings in Texas, 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.