Alert archive / Missouri / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 203, NWS Springfield, MO

August 15, 2010Laclede County, Texas County, Wright County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Aug 15, 2010, 3:29 AM CDT for Laclede County, Texas County, Wright County, Missouri. It was in force for 61 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 15, 2010, 3:29 AM CDT (08:29 UTC)
Expired: Aug 15, 2010, 4:30 AM CDT
In force: 61 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon

Counties Laclede County, MO, Texas County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 96 km from the middle of the area, began a volume at 08:32 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.

Issued	Product	Office	Lasted
Aug 15, 12:54 AM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 8.5 hours before the alert went out and 359 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: 2773 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 1804 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 58 m²/s²
0-3 km storm-relative helicity: 69 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Springfield, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 15, 3:14 AM CDT, 15 minutes earlier.

Area forecast discussion, Aug 15, 3:14 AM CDT, 15 minutes before

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Hazardous weather outlook, Aug 14, 7:54 PM CDT, 7 hours 35 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
754 PM CDT SAT AUG 14 2010

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-160100-
BOURBON-CRAWFORD-CHEROKEE-BENTON-MORGAN-MILLER-MARIES-VERNON-
ST. CLAIR-HICKORY-CAMDEN-PULASKI-PHELPS-BARTON-CEDAR-POLK-DALLAS-
LACLEDE-TEXAS-DENT-JASPER-DADE-GREENE-WEBSTER-WRIGHT-NEWTON-
LAWRENCE-CHRISTIAN-DOUGLAS-HOWELL-SHANNON-MCDONALD-BARRY-STONE-
TANEY-OZARK-OREGON-
754 PM CDT SAT AUG 14 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE MISSOURI
OZARKS AND EXTREME SOUTHEAST KANSAS.

.DAY ONE...TONIGHT.

THE HAZARDOUS WEATHER RISK LEVEL IS...LIMITED.

WEATHER HAZARDS EXPECTED...

 LIMITED THUNDERSTORM WIND RISK OF WIND GUSTS UP TO 60 MPH.
 LIMITED LIGHTNING RISK.
 LIMITED RISK OF FLOODING.

DISCUSSION...

 THUNDERSTORMS ACROSS SOUTHERN KANSAS WILL SPREAD EAST AHEAD OF A
 WEAK UPPER LEVEL DISTURBANCE...AND ALONG A WEAK FRONT SAGGING
 SOUTH INTO SOUTHERN MISSOURI. THE BEST CHANCE OF STORMS TONIGHT
 WILL BE MAINLY SOUTH OF A FORT SCOTT KANSAS TO HOUSTON MISSOURI
 LINE. SOME OF THESE STORMS MAY APPROACH SEVERE LIMITS WITH WIND
 GUSTS UP TO 60 MPH ALONG WITH LOCALLY HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

  THUNDERSTORMS WILL AGAIN BE POSSIBLE SUNDAY...ESPECIALLY NEAR
  THE ARKANSAS BORDER. STRONG WIND GUSTS COULD ACCOMPANY ANY
  THUNDERSTORMS.

  THE CHANCE OF THUNDERSTORM WILL CONTINUE INTO TUESDAY...MAINLY
  ACROSS WESTERN MISSOURI AND SOUTHEAST KANSAS.

.SPOTTER INFORMATION STATEMENT...

 SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT DUE TO THE ISOLATED
 NATURE OF ANY SEVERE WEATHER.

&&

THIS PRODUCT IS NOW AVAILABLE IN GRAPHICAL FORMAT...ALONG WITH
OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION...AT
HTTP://WWW.CRH.NOAA.GOV/SGF(ALL LOWERCASE)

FOSTER

In the hours before

Local storm report, Aug 15, 2:19 AM CDT, 1 hour 10 minutes before

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Special weather statement, Aug 15, 2:38 AM CDT, 51 minutes before

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Local storm report, Aug 15, 2:55 AM CDT, 34 minutes before

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Local storm report, Aug 15, 3:09 AM CDT, 20 minutes before

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Local storm report, Aug 15, 3:22 AM CDT, 7 minutes before

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Local storm report, Aug 15, 3:24 AM CDT, 5 minutes before

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The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 15, 12:31 AM CDT	Severe Thunderstorm Warning	SGF	Barton, Vernon	59 min
Aug 15, 1:13 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dade	62 min
Aug 15, 1:46 AM CDT	Severe Thunderstorm Warning	SGF	Dade, Greene, Lawrence, Polk	59 min
Aug 15, 2:08 AM CDT	Severe Thunderstorm Warning	SGF	Christian, Dallas, Greene, Polk, Webster	52 min
Aug 15, 2:59 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Greene, Laclede, Webster	61 min
Aug 14, 11:52 PM CDT	Severe Thunderstorm Warning	SGF	Crawford	53 min
Aug 15, 12:18 AM CDT	Severe Thunderstorm Warning	SGF	Bourbon	47 min

Nearby

Severe Thunderstorm Warnings in Missouri, 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.