Alert archive / Kansas / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 261, NWS Goodland, KS

August 3, 2010Cheyenne County, Rawlins County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Aug 3, 2010, 11:47 PM CDT for Cheyenne County, Rawlins County, Kansas. It was in force for 58 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: Aug 3, 2010, 11:47 PM CDT (04:47 UTC)
Expired: Aug 4, 2010, 12:45 AM CDT
In force: 58 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Cheyenne County, KS, Rawlins County, KS

The radar

The Goodland radar (KGLD), 53 km from the middle of the area, began a volume at 04:47 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.8 hours before the alert went out and 164 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: 2208 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 1228 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 5.5

Open this sounding in Storm Lab

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 Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 3, 11:35 PM CDT, 12 minutes earlier.

Area forecast discussion, Aug 3, 11:35 PM CDT, 12 minutes before

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Hazardous weather outlook, Aug 3, 11:50 AM CDT, 11 hours 57 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1050 AM MDT TUE AUG 3 2010

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-041200-
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON-
SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-
DUNDY-HITCHCOCK-RED WILLOW-
1050 AM MDT TUE AUG 3 2010 /1150 AM CDT TUE AUG 3 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST
NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND CONTINUE THROUGH
TONIGHT AS ANOTHER WEATHER DISTURBANCE MOVES ACROSS THE AREA.
WHILE WIDESPREAD SEVERE WEATHER IS NOT EXPECTED...A FEW STORMS MAY
PRODUCE HAIL APPROACHING ONE INCH IN DIAMETER AND WIND GUSTS TO 60
MPH. THE PRIMARY THREAT WILL BE VERY HEAVY RAINFALL AND FLASH
FLOODING FROM THE STRONGEST STORMS...GENERALLY NORTH OF A LINE
FROM KIT CARSON COLORADO TO COLBY AND NORTON KANSAS.

AREAS THAT RECEIVED HEAVY RAINFALL YESTERDAY AND LAST NIGHT WILL
BE ESPECIALLY VULNERABLE TO FLASH FLOODING AS TODAY AND TONIGHTS
ACTIVITY WILL GENERALLY MOVE OVER THOSE SAME AREAS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

MORE THUNDERSTORMS WILL BE POSSIBLE WEDNESDAY AND THURSDAY. THE
THREAT FOR WIDESPREAD SEVERE WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED. HOWEVER...REPORTS OF HEAVY
RAINFALL AND FLASH FLOODING WOULD BE APPRECIATED.

07

In the hours before

Special weather statement, Aug 3, 9:00 PM CDT, 2 hours 47 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
800 PM MDT TUE AUG 3 2010

KSZ016-040230-
GRAHAM-
900 PM CDT TUE AUG 3 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR GRAHAM COUNTY IN NORTHWEST KANSAS...

AT 857 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 10 MILES NORTHEAST OF WAKEENEY...MOVING NORTHEAST
AT 10 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 3912 9960 3912 9969 3912 9987 3913 9988
      3932 9961 3930 9959 3913 9959
TIME...MOT...LOC 0201Z 233DEG 9KT 3912 9971

JERRYK

Special weather statement, Aug 3, 9:29 PM CDT, 2 hours 18 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
829 PM MDT TUE AUG 3 2010

NEZ079-040300-
DUNDY-
829 PM MDT TUE AUG 3 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR DUNDY COUNTY IN SOUTHWEST NEBRASKA...

AT 825 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 15 MILES NORTH OF PARKS...MOVING NORTHEAST AT 10
MPH.

PENNY TO NICKEL SIZE HAIL...HEAVY RAINFALL AND WINDS TO 50 MPH ARE
EXPECTED WITH THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 4007 10135 4008 10203 4035 10202 4035 10133
TIME...MOT...LOC 0229Z 233DEG 9KT 4025 10167

JERRYK

Local storm report, Aug 3, 10:28 PM CDT, 1 hour 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
928 PM MDT TUE AUG 03 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0905 PM     HAIL             STRATTON NE             40.15N 101.23W
08/03/2010  E1.75 INCH       HITCHCOCK          NE   LAW ENFORCEMENT

            FIREMAN IN STRATTON RELAYED THIS REPORT TO THE COUNTY LAW
            ENFORCEMENT

&&

MBULLER

Local storm report, Aug 3, 11:05 PM CDT, 42 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
1005 PM MDT TUE AUG 03 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0957 PM     TSTM WND GST     8 S CULBERTSON          40.11N 100.84W
08/03/2010  M85 MPH          HITCHCOCK          NE   TRAINED SPOTTER

            WAS ALSO RECEIVING PEA SIZE HAIL AT THE SAME TIME

&&

MBULLER

Local storm report, Aug 3, 11:25 PM CDT, 22 minutes before

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Local storm report, Aug 3, 11:35 PM CDT, 12 minutes before

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The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 3, 9:00 PM CDT	Special Weather Statement	GLD	Graham	30 min
Aug 3, 9:16 PM CDT	Severe Thunderstorm Warning	GLD	Graham	59 min
Aug 3, 10:42 PM CDT	Severe Thunderstorm Warning	GLD	Rawlins	63 min
Aug 3, 11:01 PM CDT	Severe Thunderstorm Warning	GLD	Decatur, Rawlins	59 min
Aug 3, 11:15 PM CDT	Tornado Warning	GLD	Decatur, Rawlins	27 min
Aug 4, 1:27 AM CDT	Special Weather Statement	GLD	Sherman	33 min
Aug 4, 1:29 AM CDT	Special Weather Statement	GLD	Wallace	31 min
Aug 4, 1:33 AM CDT	Severe Thunderstorm Warning	GLD	Wallace	57 min
Aug 4, 1:58 AM CDT	Severe Thunderstorm Warning	GLD	Sherman	31 min
Aug 4, 2:05 AM CDT	Special Weather Statement	GLD	Cheyenne	25 min
Aug 4, 2:31 AM CDT	Special Weather Statement	GLD	Thomas	29 min
Aug 3, 8:38 PM CDT	Special Weather Statement	GLD	Yuma	37 min
Aug 4, 1:30 AM CDT	Special Weather Statement	GLD	Kit Carson	30 min
Aug 3, 8:31 PM CDT	Special Weather Statement	GLD	Dundy	29 min
Aug 3, 9:29 PM CDT	Special Weather Statement	GLD	Dundy	31 min
Aug 3, 9:39 PM CDT	Severe Thunderstorm Warning	GLD	Dundy, Hitchcock	66 min
Aug 3, 9:46 PM CDT	Tornado Warning	GLD	Dundy, Hitchcock	43 min
Aug 3, 10:14 PM CDT	Tornado Warning	GLD	Hitchcock	15 min
Aug 3, 10:58 PM CDT	Flash Flood Warning	GLD	Hitchcock	3 hr
Aug 3, 11:33 PM CDT	Severe Thunderstorm Warning	GLD	Red Willow	35 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2010 Every 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.