Severe Thunderstorm Warning 31, NWS Des Moines, IA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
130 PM CDT THU MAY 8 1986

  ..SHOWERS AND THUNDERSTORMS DEVELOPING RAPIDLY IN WESTERN IOWA..

AT 115 PM..SHOWERS AND THUNDERSTORMS WERE DEVELOPING RAPIDLY OVER A
LARGE PART OF WESTERN IOWA.  THE PRECIPITATION WAS CONFINED WEST OF A
LINE FROM NEAR SPENCER TO FORT DODGE TO DES MOINES TO LAKE RATHBUN.

THE HEAVIEST CONCENTRATION WAS OCCURRING ALONG THE MISSOURI RIVER
VALLEY SOUTH OF SIOUX CITY.

OTHER THUNDERSTORMS WERE DEVELOPING RAPIDLY 30 TO 40 MILES WEST AND
NORTHWEST OF DES MOINES.  FURTHER SOUTH..SEVERAL LARGE THUNDERSTORMS
WERE LOCATED IN NORTHERN MISSOURI..ABOUT 100 MILES SOUTH SOUTHEAST OF
DES MOINES.  THOSE SHOULD BE ENTERING SOUTH CENTRAL IOWA BETWEEN
LAMONI AND LAKE RATHBUN BY 3 PM.

THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE NORTH NORTHWEST
AROUND 25 MILES AN HOUR.

THE ATMOSPHERE OVER IOWA..ESPECIALLY WESTERN IOWA..IS VERY UNSTABLE.
SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP RAPIDLY WITH THE
THREAT OF VERY HEAVY RAINS AND SMALL HAIL INCREASING THROUGH THE
REMAINDER OF THE AFTERNOON.

MYERS

RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
2 35PM CDT THU MAY 8 1986

AT 2 30 PM CDT...
SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED THROUGH THE WEST HALF OF
IOWA...AND EXTENDED INTO NORTH CENTRAL MISSOURI AND EASTERN NEBRASKA.

THE HEAVIEST THUNDERSTORMS WERE LOCATED IN CENTRAL AND WEST CENTRAL
ALONG A LINE EXTENDING FROM SAC CITY...40 MILES WEST OF FORT DODGE...
TO WINTERSET.

A FEW HEAVY THUNDERSTORMS WERE ALSO LOCATED IN NORTH CENTRAL MISSOURI
JUST SOUTH OF LAMONI.

VERY HEAVY RAIN...SURFACE WINDS TO 50 MILES AN HOUR...AND HAIL CAN BE
EXPECTED WITH THE PASSAGE OF THESE STORNS.

THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 20 TO 25 MILES AN HOUR.

SCOTT

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE DES MOINES IA
2 35PM CDT THU MAY 8 1986

AT 2 30 PM CDT...
SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED THROUGH THE WEST HALF OF
IOWA...AND EXTENDED INTO NORTH CENTRAL MISSOURI AND EASTERN NEBRASKA.

THE HEAVIEST THUNDERSTORMS WERE LOCATED IN CENTRAL AND WEST CENTRAL
ALONG A LINE EXTENDING FROM SAC CITY...40 MILES WEST OF FORT DODGE...
TO WINTERSET.

A FEW HEAVY THUNDERSTORMS WERE ALSO LOCATED IN NORTH CENTRAL MISSOURI
JUST SOUTH OF LAMONI.

VERY HEAVY RAIN...SURFACE WINDS TO 50 MILES AN HOUR...AND HAIL CAN BE
EXPECTED WITH THE PASSAGE OF THESE STORNS.

THE THUNDERSTORMS WERE MOVING TO THE NORTH AT 20 TO 25 MILES AN HOUR.

SCOTT

<PQ<

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
305 PM CDT THU MAY 8 1986

      ...STRONG THUNDERSTORMS MOVING INTO SOUTHERN IOWA...

AT 3 PM..VERY STRONG THUNDERSTORMS WERE OVER NORTHERN MISSOURI AND WERE
MOVING NORTH AT 25 MILES AN HOUR.  THESE STORMS WILL MOVE INTO EXTREME
SOUTHERN IOWA BETWEEN 315 AND 4 PM THIS AFTERNOON...AND WILL BE AFFECTING
THE EXTREME SOUTH CENTRAL AND SOUTHEAST COUNTIES OF DECATUR..WAYNE..
APPANOOSE..DAVIS..AND VAN BUREN.

PEOPLE IN THESE COUNTIES SHOULD BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS..INCLUDING VERY HEAVY RAINS..SMALL HAIL..AND WINDS UP TO
50 MILES AN HOUR.  BOATERS AND RECREATIONAL INTERESTS ON OR NEAR LAKE
RATHBUN SHOULD SEEK SAFE SHELTER AT ONCE.

THESE STORMS HAVE ALREADY PRODUCED INTENSE RAINS AND WINDS IN EXCESS OF
50 MILES AN HOUR OVER SECTIONS OF NORTHERN MISSOURI.
<
TRUETT

LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
415 PM CDT THU MAY  8 1986

325 PM    CENTERVILLE HAD TREE LIMBS AND POWER LINES DOWN.  A FEW TREES
          ..BUT MOSTLY TREE LIMBS.

3k50 PM    A TORNADO 2 MILES SOUTH OF ALBIA TOOK THE ROOF OFF OF A BARN.
          OWNERS SAW THE TWISTER AS THEY WERE IN THE FIELDS.

401 PM    61 MPH WINDS IN CHARITON.  VERY HEAVY RAINS AS WELL.

POTTS