Alert archive / Iowa / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 15, NWS Des Moines, IA

April 8, 1991Marion County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Apr 8, 1991, 6:45 PM CDT for Marion County, Iowa. It was in force for 30 min.

The area

The counties it named.

The facts

Issued: Apr 8, 1991, 6:45 PM CDT (23:45 UTC)
Expired: Apr 8, 1991, 7:15 PM CDT
In force: 30 min
Issued by: NWS Des Moines, IA
Area: Whole counties

County Marion County, IA

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Local storm report, Apr 8, 4:55 PM CDT, 1 hour 50 minutes before

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Special weather statement, Apr 8, 5:15 PM CDT, 1 hour 30 minutes before

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Special weather statement, Apr 8, 5:21 PM CDT, 1 hour 24 minutes before

IAZALL-082315-

SPECIAL WEATHER STATEMENT AND WEATHER UPDATE FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
520 PM CDT MON APR 8 1991

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PORTIONS OF EASTERN IOWA
THIS MONDAY AFTERNOON AND EVENING UNTIL 9 PM CDT...

AT 510 PM...SCATTERED VERY STRONG THUNDERSTORMS CONTINUED FROM
SOUTHWEST INTO NORTH CENTRAL AND NORTHEAST IOWA.  THE STRONGEST STORMS
WERE LOCATED IN A CLUSTER OVER SOUTHWEST IOWA...FROM 20 TO 45 MILES
SOUTHWEST OF DES MOINES...NEAR THE COMMUNITIES OF WINTERSET AND AFTON.
OTHER STRONG STORMS WERE LOCATED IN A 20 MILE WIDE BAND THAT STRETCHED
FROM 50 MILES SOUTHEAST OF COUNCIL BLUFFS NORTH TO THE ATLANTIC AND
CUMBERLAND AREAS...50 MILES EAST OF COUNCIL BLUFFS...THEN NORTHEAST TO
NEAR GRUNDY CENTER...25 MILES SOUTHWEST OF WATERLOO.

THESE STORMS CAN PRODUCE HEAVY RAINFALL...DANGEROUS LIGHTNING...SMALL
HAIL...AND DAMAGING WIND.
/
THESE STORMS WERE PART OF A LARGE SYSTEM OF SHOWERS AND THUNDERSTORMS
THAT COVERED MUCH OF THE CENTRAL THIRD OF IOWA FROM THE SOUTHWEST
CORNER TO THE NORTHEAST CORNER.

THE STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR...WHILE THE AREA
OF SHOWERS WAS MOVING EAST AT 15 MILES AN HOUR.

MILLER/KALL3MAN

Special weather statement, Apr 8, 5:47 PM CDT, 58 minutes before

IAZALL-082345-

SPECIAL WEATHER STATEMENT AND WEATHER UPDATE FOR IOWA
NATIONAL WEATHER SERVICE DES MOINES IA
545 PM CDT MON APR 8 1991

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PORTIONS OF SOUTH CENTRAL
...SOUTHEAST...AND EASTERN IOWA UNTIL 9 PM CDT THIS MONDAY EVENING...

AT 530 PM...SCATTERED VERY STRONG THUNDERSTORMS CONTINUED OVER SOUTHWEST
...SOUTH CENTRAL...CENTRAL...AND NORTHEAST IOWA.  THE STRONGEST STORMS
WERE LOCATED IN A 10 MILE WIDE BAND FROM 55 MILES SOUTHEAST OF COUNCIL
BLUFFS...NEAR CORNING...TO 50 MILES WEST OF DES MOINES...NEAR ADAIR.
OTHER STRONG STORMS WERE LOCATED IN A 10 TO 30 MILE WIDE BAND FROM 30
MILES NORTHWEST OF DES MOINES...TO 15 MILES WEST OF WATERLOO.  THESE
STORMS CAN PRODUCE HEAVY RAINFALL...DANGEROUS LIGHTNING...SMALL HAIL...
AND DAMAGING WIND.

THESE STORMS WERE PART A LARGE SYSTEM OF SHOWERS AND THUNDERSTORMS THAT
COVERED MUCH OF CENTRAL AND NORTHEAST IOWA.  THE SHOWERS WERE IN A 75
TO 100 MILE WIDE BAND THAT WAS EAST OF A LINE FROM 45 MILES SOUTHEAST
OF COUNCIL BLUFFS...TO THE LAKE CITY AREA...70 MILES NORTHWEST OF
DES MOINES...TO THE MASON CITY VICINITY.

THE STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR...WHILE THE
SHOWERS WERE DRIFTOING EAST AT 15 MILES AN HOUR.

MILLER

Special weather statement, Apr 8, 6:13 PM CDT, 32 minutes before

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Special weather statement, Apr 8, 6:26 PM CDT, 19 minutes before

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The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 8, 11:18 AM CDT	Severe Thunderstorm Warning	DMX	Audubon, Carroll	42 min
Apr 8, 2:41 PM CDT	Severe Thunderstorm Warning	DMX	Buchanan	49 min
Apr 8, 6:06 PM CDT	Severe Thunderstorm Warning	DMX	Marshall, Story	54 min
Apr 8, 6:09 PM CDT	Severe Thunderstorm Warning	DMX	Polk	36 min
Apr 8, 6:26 PM CDT	Severe Thunderstorm Warning	DMX	Marshall, Story	34 min

Nearby

Severe Thunderstorm Warnings in Iowa, 1991 Every severe thunderstorm warning in 1991

Sources

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