Alert archive / Missouri / Flash Flood Watches in 2006

Flash Flood Watch 4, NWS Springfield, MO

May 21, 200624 counties in Missouri; Bourbon County, Cherokee County, Crawford County, Kansas

NWS Springfield, MO issued this flash flood watch at May 21, 2006, 3:51 PM CDT for 24 counties in Missouri; Bourbon County, Cherokee County, Crawford County, Kansas. It took effect at May 21, 2006, 6:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 21, 2006, 3:51 PM CDT (20:51 UTC)
In effect from
May 21, 2006, 6:00 PM CDT
Expired
May 22, 2006, 1:17 AM CDT
In force
7 hr
Issued by
NWS Springfield, MO
Flood severity
None
All 27 counties

Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Polk County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 6 km from the middle of the area, began a volume at 20:52 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 forecasters said that day

The local office's own words before this flash flood watch 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 flash flood watch went out at May 21, 2:28 PM CDT, 1 hour 23 minutes earlier.

Area forecast discussion, May 21, 2:28 PM CDT, 1 hour 23 minutes before
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Hazardous weather outlook, May 21, 1:05 PM CDT, 2 hours 46 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPRINGFIELD MO
105 PM CDT SUN MAY 21 2006

KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-221815-
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-
105 PM CDT SUN MAY 21 2006

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

  WEATHER HAZARDS EXPECTED:

  ISOLATED SEVERE THUNDERSTORMS PRODUCING...
  HAIL UP TO THE SIZE OF QUARTERS AND LOCALLY HEAVY RAINFALL.

  AREAS AFFECTED AND TIMING:

  NON-SEVERE THUNDERSTORMS AFFECTING CENTRAL AND EAST CENTRAL
  MISSOURI THIS AFTERNOON AND EVENING. ISOLATED SEVERE
  THUNDERSTORMS SOUTH OF A LINE FROM PETERSBURG KANSAS TO LEBANON
  TO EMINENCE LATE THIS AFTERNOON AND EVENING.

  DISCUSSION:

  A WEAK FRONTAL BOUNDARY NEAR THE ARKANSAS BORDER...ANOTHER WEAK
  FRONTAL BOUNDARY OVER CENTRAL MISSOURI AND SEVERAL OUTFLOW
  BOUNDARIES FROM EARLY MORNING CONVECTION AND RESIDUAL DEEP
  MOISTURE ACROSS THE REGION...WILL SET THE STAGE FOR ADDITIONAL
  SHOWERS AND THUNDERSTORMS LATE THIS AFTERNOON AND EVENING.
  MODEST INSTABILITY AND SHEAR WILL ALLOW FOR AN ISOLATED SEVERE
  HAIL THREAT MAINLY DURING THE AFTERNOON AND EVENING. SHOWERS AND
  THUNDERSTORMS...ONCE THEY DO GET GOING...WILL TEND TO TRAIN OVER
  AREAS AS THEY MOVE ALONG THE VARIOUS BOUNDARIES ALREADY IN
  PLACE. THIS COULD LEAD TO VERY HEAVY RAINFALL OVER A SMALL
  GEOGRAPHICAL AREA. FLASH FLOODING IS VERY POSSIBLE LATE THIS
  AFTERNOON AND EVENING. AVOID LOW WATER CROSSINGS AND AREAS PRONE
  TO FLASH FLOODING LATE THIS AFTERNOON THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

  SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE MONDAY
  ACROSS EAST CENTRAL MISSOURI. ANOTHER CHANCE OF THUNDERSTORMS
  DEVELOP LATE TUESDAY INTO WEDNESDAY AS ANOTHER COLD FRONT
  APPROACHES THE REGION.

.SPOTTER INFORMATION STATEMENT...

  DUE TO THE ISOLATED NATURE OF THE SEVERE STORMS...SPOTTER
  ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

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)

CLAYCOMB

In the hours before

Local storm report, May 21, 10:35 AM CDT, 5 hours 16 minutes before
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Nearby

Flash Flood Watches in Missouri, 2006Flash Flood Watches in Kansas, 2006Every flash flood watch in 2006

Sources

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