Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 630, NWS Norman, OK
NWS Norman, OK issued this severe thunderstorm warning at Oct 31, 2005, 1:17 AM CST for Woodward County, Oklahoma. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 31, 2005, 1:17 AM CST (07:17 UTC)
- Expired
- Oct 31, 2005, 2:00 AM CST
- In force
- 43 min
- Issued by
- NWS Norman, OK
- Area
- Counties, with a storm outline in the text
County Woodward County, OK
The radar
The Vance AFB radar (KVNX), 108 km from the middle of the area, began a volume at 07:17 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
Dodge City, (KDDC), launched 00:00Z, 7.3 hours before the alert went out and 160 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1482 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Oct 30, 8:41 PM CST, 4 hours 36 minutes earlier.
Area forecast discussion, Oct 30, 8:41 PM CST, 4 hours 36 minutes before
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</html>Hazardous weather outlook, Oct 30, 7:15 PM CST, 6 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE NORMAN OK
715 PM CST SUN OCT 30 2005
OKZ004>048-050>052-TXZ083>090-311300-
THIS HAZARDOUS WEATHER OUTLOOK COVERS NORTHERN...WESTERN...
CENTRAL...AND SOUTHERN OKLAHOMA...AND WESTERN NORTH TEXAS.
.DAY ONE...THIS EVENING AND OVERNIGHT...
THUNDERSTORM OUTLOOK...
SCATTERED THUNDERSTORMS WILL BE POSSIBLE MAINLY OVERNIGHT
ACROSS WESTERN AND CENTRAL OKLAHOMA AND WESTERN NORTH
TEXAS.
DISCUSSION...
AN UPPER LEVEL STORM SYSTEM WILL MOVE OUT OF THE CENTRAL ROCKIES
INTO THE SOUTHERN PLAINS OVERNIGHT ALONG WITH AN ASSOCIATED SURFACE
COLD FRONT. AS THE COLD FRONT MOVES THROUGH THE NORTHWEST HALF OF
OKLAHOMA TONIGHT... THUNDERSTORMS ARE EXPECTED TO DEVELOP NORTH OF
THE FRONT. STRONG NORTHERLY WINDS WILL ACCOMPANY THE FRONTAL
PASSAGE...WITH SCATTERED STORMS AIDING IN PRODUCING WIND GUSTS UP TO
50 MPH. IN ADDITION...INSTABILITY WILL BE SUFFICIENT FOR SMALL HAIL
WITH THE STRONGER STORMS.
PROBABILITY TABLE...
VALID THROUGH 700 AM CST MONDAY OCT 31.
PROBABILITY OF THUNDERSTORMS OCCURRING IN THE
NWS NORMAN COUNTY WARNING AREA...100 PERCENT.
PROBABILITY OF SEVERE STORMS IF STORMS OCCUR...30 PERCENT.
OTHER HAZARDOUS WEATHER...
NORTHERLY WINDS OF 30 TO 45 MPH WITH HIGHER GUSTS WILL ACCOMPANY THE
FRONTAL PASSAGE.
.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY...
THUNDERSTORM OUTLOOK...
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS MONDAY...MAINLY SOUTH
OF A LINE FROM KNOX CITY... TO WICHITA FALLS...TO ARDMORE...AND
ATOKA. THE ABOVE MENTIONED COLD FRONT WILL MOVE QUICKLY THROUGH
THE RISK AREA BY MID AFTERNOON...WITH A SQUALL LINE POSSIBLY FORMING
NEAR THE FRONT. MARGINALLY SEVERE WIND AND SEVERE HAIL MAY ACCOMPANY
SOME OF THESE STORMS. SEVERE CHANCES SHOULD END BY MID AFTERNOON...
AS THE FRONT MOVES RAPIDLY SOUTHEASTWARD OUT OF THE AREA.
OTHER HAZARDOUS WEATHER...
STRONG NORTH WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS WILL CONTINUE
ACROSS MUCH OF OKLAHOMA AND WESTERN NORTH TEXAS ON MONDAY BEFORE
DECREASING MONDAY EVENING.
THE NEXT SCHEDULED HAZARDOUS WEATHER OUTLOOK WILL BE ISSUED AT 7 AM
MONDAY.
SIXIn the hours before
Special weather statement, Oct 30, 11:59 PM CST, 1 hour 18 minutes before
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</html>The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 31, 12:32 AM CST | Severe Thunderstorm Warning | OUN | Harper | 58 min |
| Oct 31, 1:32 AM CST | Severe Thunderstorm Warning | OUN | Woods | 58 min |
| Oct 31, 1:48 AM CST | Severe Thunderstorm Warning | OUN | Harper | 42 min |
| Oct 31, 1:56 AM CST | Severe Thunderstorm Warning | OUN | Woodward | 49 min |
| Oct 31, 2:21 AM CST | Severe Thunderstorm Warning | OUN | Kay | 54 min |
| Oct 31, 4:22 AM CST | Wind Advisory | OUN | Alfalfa, Beckham, Blaine, Caddo, Canadian, Cleveland and 31 more | 14 hr |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2005Every severe thunderstorm warning in 2005
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.