Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 310, NWS Norman, OK

September 2, 2010Garfield County, Kingfisher County, Major County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Sep 2, 2010, 4:02 PM CDT for Garfield County, Kingfisher County, Major 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 outline as issued.

The facts

Issued
Sep 2, 2010, 4:02 PM CDT (21:02 UTC)
Expired
Sep 2, 2010, 4:45 PM CDT
In force
43 min
Issued by
NWS Norman, OK
Area
Storm-based polygon

Counties Garfield County, OK, Kingfisher County, OK, Major County, OK

The radar

The Vance AFB radar (KVNX), 55 km from the middle of the area, began a volume at 21:02 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 2, 3:29 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 9.0 hours before the alert went out and 66 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, Lamont, OK at 12:00Z on 2010-09-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 462 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lamont, OK at 12:00Z on 2010-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.193958Sfc1 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
462 J/kg
Mixed-layer CIN
-397 J/kg
Mixed-layer LCL
1178 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
172 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

202 
WUUS54 KOUN 022102
SVROUN
OKC047-073-093-022145-
/O.NEW.KOUN.SV.W.0310.100902T2102Z-100902T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORMAN OK
402 PM CDT THU SEP 2 2010

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN KINGFISHER COUNTY IN CENTRAL OKLAHOMA...
  SOUTHWESTERN GARFIELD COUNTY IN NORTHERN OKLAHOMA...
  SOUTHEASTERN MAJOR COUNTY IN NORTHWEST OKLAHOMA...

* UNTIL 445 PM CDT

* AT 402 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A         
  SEVERE THUNDERSTORM 4 MILES WEST OF AMES...MOVING SOUTHEAST AT 20  
  MPH. ANOTHER STRONG TO SEVERE THUNDERSTORM WAS LOCATED NEAR LAHOMA.

HAZARDS IN THE WARNING INCLUDE...
HAIL UP TO THE SIZE OF QUARTERS...
WIND GUSTS TO 60 MPH...

* LOCATIONS IN THE WARNING INCLUDE AMES...BISON...DRUMMOND...ENID...
  FAIRMONT...HENNESSEY...ISABELLA...LACEY...LAHOMA...MENO...VANCE AIR
  FORCE BASE AND WAUKOMIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH NO ADVANCE WARNING.
MOVE IMMEDIATELY TO A STORM SHELTER... BASEMENT OR STURDY BUILDING IF
A TORNADO IS SIGHTED.

&&

LAT...LON 3642 9766 3600 9794 3615 9822 3617 9822
      3617 9825 3625 9840 3643 9817
TIME...MOT...LOC 2102Z 298DEG 18KT 3622 9823

$$


30
2 follow-up statements
928 
WWUS54 KOUN 022107
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
407 PM CDT THU SEP 2 2010

OKC047-073-093-022145-
/O.CON.KOUN.SV.W.0310.000000T0000Z-100902T2145Z/
KINGFISHER OK-GARFIELD OK-MAJOR OK-
407 PM CDT THU SEP 2 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SOUTHEASTERN MAJOR...SOUTHWESTERN GARFIELD AND NORTHWESTERN
KINGFISHER COUNTIES...

AT 407 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE 
THUNDERSTORM 4 MILES WEST OF AMES...MOVING SOUTHEAST AT 15 MPH. 
ANOTHER SEVERE THUNDERSTORM WAS LOCATED NEAR LAHOMA.

HAZARDS IN THE WARNING INCLUDE...
HAIL UP TO THE SIZE OF GOLF BALLS...
WIND GUSTS TO 60 MPH...
FREQUENT CLOUD TO GROUND LIGHTNING...

* LOCATIONS IN THE WARNING INCLUDE AMES...BISON...DRUMMOND...ENID...
  FAIRMONT...HENNESSEY...ISABELLA...LACEY...LAHOMA...MENO...VANCE AIR
  FORCE BASE AND WAUKOMIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH NO ADVANCE WARNING.
MOVE IMMEDIATELY TO A STORM SHELTER... BASEMENT OR STURDY BUILDING IF
A TORNADO IS SIGHTED.

&&

LAT...LON 3642 9766 3600 9794 3615 9822 3617 9822
      3617 9825 3625 9840 3643 9817
TIME...MOT...LOC 2107Z 295DEG 15KT 3622 9823

$$


30
578 
WWUS54 KOUN 022126
SVSOUN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORMAN OK
426 PM CDT THU SEP 2 2010

OKC047-073-093-022145-
/O.CON.KOUN.SV.W.0310.000000T0000Z-100902T2145Z/
KINGFISHER OK-GARFIELD OK-MAJOR OK-
426 PM CDT THU SEP 2 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SOUTHEASTERN MAJOR...SOUTHWESTERN GARFIELD AND NORTHWESTERN
KINGFISHER COUNTIES...

AT 426 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED A SEVERE 
THUNDERSTORM 4 MILES SOUTHEAST OF AMES...MOVING SOUTHEAST AT 20 MPH. 
ANOTHER SEVERE THUNDERSTORM WAS LOCATED NEAR DRUMMOND.

HAZARDS IN THE WARNING INCLUDE...
HAIL UP TO THE SIZE OF GOLF BALLS...
WIND GUSTS TO 60 MPH...
FREQUENT CLOUD TO GROUND LIGHTNING...

* LOCATIONS IN THE WARNING INCLUDE AMES...BISON...DRUMMOND...ENID...
  FAIRMONT...HENNESSEY...ISABELLA...LACEY...LAHOMA...MENO...VANCE AIR
  FORCE BASE AND WAUKOMIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH NO ADVANCE WARNING.
MOVE IMMEDIATELY TO A STORM SHELTER... BASEMENT OR STURDY BUILDING IF
A TORNADO IS SIGHTED.

&&

LAT...LON 3642 9766 3600 9794 3615 9822 3617 9822
      3617 9825 3625 9840 3643 9817
TIME...MOT...LOC 2126Z 295DEG 16KT 3620 9812

$$


30

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 7:15 PM CDTSevere Thunderstorm WarningOUNKiowa45 min
Sep 1, 7:31 PM CDTSevere Thunderstorm WarningOUNCaddo, Kiowa29 min
Sep 1, 7:46 PM CDTSevere Thunderstorm WarningOUNBlaine, Canadian, Kingfisher46 min
Sep 1, 8:06 PM CDTSevere Thunderstorm WarningOUNAlfalfa24 min
Sep 1, 8:20 PM CDTSevere Thunderstorm WarningOUNComanche, Jackson, Kiowa, Tillman40 min
Sep 1, 8:54 PM CDTSevere Thunderstorm WarningOUNTillman51 min
Sep 2, 1:43 AM CDTAreal Flood AdvisoryOUNLove3 hr
Sep 2, 4:45 PM CDTSevere Thunderstorm WarningOUNBlaine, Garfield, Kingfisher60 min
Sep 2, 5:39 PM CDTSevere Thunderstorm WarningOUNBlaine, Caddo, Canadian, Custer, Kingfisher, Lincoln and 3 more66 min
Sep 2, 5:43 PM CDTSevere Thunderstorm WarningOUNJackson47 min
Sep 2, 6:20 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Cleveland, Grady, Kingfisher, Lincoln and 3 more40 min
Sep 2, 6:51 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Cleveland, Comanche, Grady, Kiowa and 6 more39 min
Sep 2, 6:59 PM CDTSevere Thunderstorm WarningOUNGreer, Harmon, Jackson46 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2010Every severe thunderstorm warning in 2010

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.