Alert archive / Missouri / Special Weather Statements in 2011

Special Weather Statement, NWS Kansas City, MO

August 22, 2011Clay County, Clinton County, Missouri

NWS Kansas City, MO issued this special weather statement at Aug 22, 2011, 7:43 AM CDT for Clay County, Clinton County, Missouri. It was in force for 32 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
Aug 22, 2011, 7:43 AM CDT (12:43 UTC)
Expired
Aug 22, 2011, 8:15 AM CDT
In force
32 min
Issued by
NWS Kansas City, MO

Counties Clay County, MO, Clinton County, MO

The radar

The Pleasant Hill radar (KEAX), 80 km from the middle of the area, began a volume at 12:45 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 text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this special weather statement went out at Aug 22, 6:30 AM CDT, 1 hour 13 minutes earlier.

Area forecast discussion, Aug 22, 6:30 AM CDT, 1 hour 13 minutes before
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Hazardous weather outlook, Aug 22, 5:15 AM CDT, 2 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
515 AM CDT MON AUG 22 2011

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-231100-
ATCHISON KS-MIAMI-LINN KS-DONIPHAN-LEAVENWORTH-WYANDOTTE-JOHNSON KS-
ATCHISON MO-NODAWAY-WORTH-GENTRY-HARRISON-MERCER-PUTNAM-SCHUYLER-
HOLT-ANDREW-DE KALB-DAVIESS-GRUNDY-SULLIVAN-ADAIR-BUCHANAN-CLINTON-
CALDWELL-LIVINGSTON-LINN MO-MACON-PLATTE-CLAY-RAY-CARROLL-CHARITON-
RANDOLPH-JACKSON-LAFAYETTE-SALINE-HOWARD-CASS-JOHNSON MO-PETTIS-
COOPER-BATES-HENRY-
515 AM CDT MON AUG 22 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST...NORTH CENTRAL AND
WEST CENTRAL MISSOURI...AS WELL AS EXTREME EASTERN KANSAS.

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ONGOING EARLY MONDAY ACROSS NORTHERN PORTIONS
OF THE OUTLOOK AREA ARE EXPECTED TO DISSIPATE BY MID-MORNING.
HOWEVER...ADDITIONAL SCATTERED THUNDERSTORMS MAY DEVELOP DURING THE
LATE MORNING AND AFTERNOON HOURS ACROSS WESTERN MISSOURI...WITH THE
ACTIVITY LINGERING THROUGH THE NIGHT. ANY OF TODAYS STORMS WILL HAVE THE
POTENTIAL TO PRODUCE LARGE HAIL AND GUSTY WINDS...ALONG WITH PERIODS
OF HEAVY RAIN.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

ANOTHER ROUND OF THUNDERSTORMS WILL BE POSSIBLE FROM NORTH CENTRAL
INTO NORTHEAST MISSOURI TUESDAY AFTERNOON AND EVENING. DUE TO A WARM
LAYER OF AIR IN THE LOW TO MIDDLE LAYER OF THE ATMOSPHERE...THE
SEVERE WEATHER RISK APPEARS LOW AT THIS TIME. HOWEVER...ANY STORMS
THAT ARE ABLE TO OVERCOME THIS LAYER OF WARM AIR WOULD BECOME
SEVERE QUICKLY. DAMAGING WINDS AND LARGE HAIL WILL BE THE PRIMARY
THREATS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED THROUGH TONIGHT DUE TO THE
SCATTERED AND INTERMITTENT NATURE OF THE SEVERE THREAT.

CUTTER

In the hours before

Special weather statement, Aug 22, 6:04 AM CDT, 1 hour 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
604 AM CDT MON AUG 22 2011

MOZ001-221145-
ATCHISON MO-
604 AM CDT MON AUG 22 2011

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN ATCHISON COUNTY
UNTIL 645 AM CDT...

AT 559 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR HAMBURG...OR 16 MILES NORTHWEST OF TARKIO...
MOVING SOUTHEAST AT 30 MPH.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
WATSON AROUND 615 AM CDT.
ROCKPORT AND PHELPS CITY AROUND 625 AM CDT.
TARKIO AROUND 630 AM CDT.

THIS WILL IMPACT

 I-29 BETWEEN MILE MARKERS 106 AND 123.

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

LAT...LON 4058 9539 4044 9529 4031 9558 4044 9564
      4050 9569 4053 9564 4056 9566 4056 9569
      4058 9571 4058 9552
TIME...MOT...LOC 1104Z 332DEG 25KT 4057 9557

DB
Special weather statement, Aug 22, 6:45 AM CDT, 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
645 AM CDT MON AUG 22 2011

MOZ012-013-020-021-221230-
ANDREW MO-BUCHANAN MO-CLINTON MO-DE KALB MO-
645 AM CDT MON AUG 22 2011

...SIGNIFICANT WEATHER ADVISORY FOR ANDREW...SOUTHWESTERN DEKALB...
NORTHWESTERN CLINTON AND EASTERN BUCHANAN COUNTIES UNTIL 730 AM
CDT...

AT 641 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR SAVANNAH...MOVING SOUTHEAST AT 40 MPH.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
COUNTRY CLUB VILLA AROUND 655 AM CDT.
COSBY AND HELENA AROUND 700 AM CDT.
CLARKSDALE AROUND 710 AM CDT.
EASTON AROUND 715 AM CDT.
STEWARTSVILLE AROUND 720 AM CDT.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...

  I-29 BETWEEN MILE MARKERS 40 AND 65.
  I-229 BETWEEN MILE MARKERS 0 AND 14.

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

LAT...LON 3992 9461 3969 9443 3956 9473 3973 9486
      3977 9486 3977 9489 3979 9490 3982 9487
      3984 9489 3984 9493 3987 9494 3988 9493
      3990 9496 4003 9501 4011 9480
TIME...MOT...LOC 1145Z 326DEG 33KT 3997 9481

DB
Special weather statement, Aug 22, 7:20 AM CDT, 23 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
720 AM CDT MON AUG 22 2011

MOZ013-020-021-028-029-221245-
BUCHANAN MO-CLAY MO-CLINTON MO-DE KALB MO-PLATTE MO-
720 AM CDT MON AUG 22 2011

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN PLATTE...
SOUTHWESTERN DEKALB...CLINTON...NORTHWESTERN CLAY AND EASTERN
BUCHANAN COUNTIES UNTIL 745 AM CDT...

AT 718 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR GOWER...MOVING SOUTH AT 35 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS OF 40 TO 50 MPH
ARE EXPECTED WITH THIS STORM.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  GOWER...PLATTSBURG...LATHROP...SMITHVILLE...EDGERTON...TRIMBLE...
  HOLT...RIDGELY AND HOOVER.

THIS WILL IMPACT

 I-35 BETWEEN MILE MARKERS 32 AND 39.

LAT...LON 3982 9462 3982 9460 3983 9460 3987 9451
      3948 9421 3947 9421 3935 9469 3974 9482
TIME...MOT...LOC 1220Z 341DEG 32KT 3963 9464

21
Local storm report, Aug 22, 7:26 AM CDT, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
726 AM CDT MON AUG 22 2011

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

0627 AM     HAIL             2 NE ROCKPORT           40.44N 95.49W
08/22/2011  E1.75 INCH       ATCHISON           MO   EMERGENCY MNGR

&&

21
Special weather statement, Aug 22, 7:43 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
743 AM CDT MON AUG 22 2011

MOZ020-021-029-030-221315-
BUCHANAN MO-CLAY MO-CLINTON MO-RAY MO-
743 AM CDT MON AUG 22 2011

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN RAY...CLINTON...CLAY
AND SOUTHEASTERN BUCHANAN COUNTIES UNTIL 815 AM CDT...

AT 741 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR PLATTSBURG...MOVING SOUTHEAST AT 30 MPH.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  LATHROP...KEARNEY...LAWSON...EXCELSIOR SPRINGS...LIBERTY...
  CLAYCOMO...HOLT...EXCELSIOR ESTATES...PLEASANT VALLEY...CRYSTAL
  LAKES...WOODS HEIGHTS...GLENAIRE...ELMIRA...MOSBY...PRATHERSVILLE
  AND HOMESTEAD.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...

  I-35 BETWEEN MILE MARKERS 12 AND 43.
  I-435 LOOP FROM MILE MARKERS 43 TO 52.

LAT...LON 3972 9440 3957 9421 3953 9421 3953 9415
      3938 9398 3919 9450 3946 9461 3953 9460
      3953 9464 3960 9466
TIME...MOT...LOC 1244Z 324DEG 27KT 3950 9449

21

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 5:06 AM CDTSevere Thunderstorm WarningEAXAtchison, Nodaway39 min
Aug 22, 5:43 AM CDTSevere Thunderstorm WarningEAXAtchison, Holt, Nodaway47 min
Aug 22, 6:04 AM CDTSpecial Weather StatementEAXAtchison41 min
Aug 22, 6:12 AM CDTSevere Thunderstorm WarningEAXAndrew, Holt, Nodaway33 min
Aug 22, 6:45 AM CDTSpecial Weather StatementEAXAndrew45 min
Aug 22, 7:20 AM CDTSpecial Weather StatementEAXClinton25 min
Aug 22, 8:09 AM CDTSpecial Weather StatementEAXClay, Ray36 min
Aug 22, 9:46 AM CDTAreal Flood AdvisoryEAXAtchison, Leavenworth4 hr
Aug 22, 10:15 AM CDTAreal Flood AdvisoryEAXJohnson, Leavenworth, Wyandotte3 hr
Aug 22, 12:29 PM CDTRiver Flood WarningEAXAtchison, Leavenworth20 hr
Aug 22, 12:29 PM CDTRiver Flood WarningEAXLeavenworth20 hr

Nearby

Special Weather Statements in Missouri, 2011Every special weather statement in 2011

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.