Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 126, NWS Norman, OK

March 28, 2000Ellis County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Mar 28, 2000, 8:30 PM CST for Ellis County, Oklahoma. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Mar 28, 2000, 8:30 PM CST (02:30 UTC)
Expired: Mar 28, 2000, 9:15 PM CST
In force: 45 min
Issued by: NWS Norman, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Ellis County, OK

The radar

The Vance AFB radar (KVNX), 157 km from the middle of the area, began a volume at 02:30 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.

What was reported inside it

Time	Report	Where	Remark
Mar 28, 8:48 PM CST	Hail 0.88	Arnett, OK

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 2.5 hours before the alert went out and 173 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2014 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 68 m²/s²
0-3 km storm-relative helicity: 257 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 28, 8:30 PM CST, 0 minutes earlier.

Area forecast discussion, Mar 28, 8:30 PM CST, 0 minutes before

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In the hours before

Local storm report, Mar 28, 6:53 PM CST, 1 hour 37 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
653 PM CST TUE MAR 28 2000

TIME (CST) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0652 PM    LAWTON                    OK   .75 INCH HAIL
03/28/00   COMANCHE                       HAM RADIO REPORT

0545 PM    4 S ELK CITY              OK   .75 INCH HAIL
03/28/00   BECKHAM                        PUBLIC REPORT

JL

Local storm report, Mar 28, 7:15 PM CST, 1 hour 15 minutes before

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
715 PM CST TUE MAR 28 2000

TIME (CST) .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0708 PM    4 E LAWTON                OK   .88 INCH HAIL
03/28/00   COMANCHE                       HAM RADIO REPORT

0655 PM    ST. LOUIS                 OK   .75 INCH HAIL
03/28/00   POTTAWATOMIE                   PUBLIC REPORT

0612 PM    PAULS VALLEY              OK   .75 INCH HAIL
03/28/00   GARVIN                         PUBLIC REPORT

JL

Local storm report, Mar 28, 7:22 PM CST, 1 hour 8 minutes before

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Local storm report, Mar 28, 7:35 PM CST, 55 minutes before

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Local storm report, Mar 28, 7:43 PM CST, 47 minutes before

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Local storm report, Mar 28, 7:58 PM CST, 32 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
Mar 28, 6:25 PM CST	Severe Thunderstorm Warning	OUN	Pottawatomie	35 min
Mar 28, 6:40 PM CST	Severe Thunderstorm Warning	OUN	Comanche	50 min
Mar 28, 6:53 PM CST	Severe Thunderstorm Warning	OUN	Cotton	52 min
Mar 28, 7:19 PM CST	Severe Thunderstorm Warning	OUN	Stephens	56 min
Mar 28, 7:45 PM CST	Severe Thunderstorm Warning	OUN	Canadian, Cleveland, Oklahoma	45 min
Mar 28, 6:03 PM CST	Severe Thunderstorm Warning	OUN	Wichita	57 min
Mar 28, 6:10 PM CST	Severe Thunderstorm Warning	OUN	Archer	65 min
Mar 28, 6:58 PM CST	Severe Thunderstorm Warning	OUN	Clay, Wichita	47 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2000 Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.