Alert archive / Iowa / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 102, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Jul 24, 1987, 7:11 PM CDT for Story County, Iowa. It was in force for 64 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 24, 1987, 7:11 PM CDT (00:11 UTC)
- Expired
- Jul 24, 1987, 8:15 PM CDT
- In force
- 64 min
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Story County, IA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 24, 7:14 PM CDT | Hail 0.75 | Story, IA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
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
Special weather statement, Jul 24, 3:38 PM CDT, 3 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 435 PM CDT FRI JUL 24 1987 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL AND NORTHWEST IOWA UNTIL 8 PM THIS EVENING... AT 425 PM...SHOWERS HAD ENTERED NORTHWEST IOWA...JUST NORTH OF SIOUX CITY. STRONG THUNDERSTORMS REMAIN TO THE WEST OF IOWA AT THIS TIME. THE SHOWERS AND STORMS WERE MOVING EAST AT 20 MILES AN HOUR. KS
Special weather statement, Jul 24, 4:38 PM CDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 535 PM CDT FRI JUL 24 1987 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL AND NORTHWEST IOWA UNTIL 8 PM THIS EVENING... AT 530 PM...SHOWERS AND THUNDERSHOWERS CONTINUED TO SPREAD INTO NORTHWEST IOWA. ALL RAINFALL WAS NORTH AND WEST OF A SIOUX CITY/ IOWA GREAT LAKES LINE. INTENSE THUNDERSTORMS WERE 70 MILES WEST OF THE IOWA/NEBRASKA BORDER. THE SHOWERS A&ND STORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR. KS
Special weather statement, Jul 24, 5:39 PM CDT, 1 hour 32 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 535 PM CDT FRI JUL 24 1987 ...SEVERE THUNDERSTORM WATCH FOR CENTRAL AND NORTHWEST IOWA UNTIL 8 PM THIS EVENING... NO SEVERE WEATHER HAS BEEN REPORTED IOWA IN BETWEEN 435 - 535 PM. AT 530 PM...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WERE IN NORTHWEST IOWA. ALL RAINFALL WAS NORTHWEST OF A CARROLL/FORT DODGE LINE. THE STRONGEST STORM WAS BETWEEN IDA GROVE AND HOLSTEIN...50 MILES EAST OF SIOUX CITY. OTHER THUNDERSTORMS WERE NEAR ROCKWELL CITY AND LAKE VIEW...80 MILES EAST OF SIOUX CITY. STRONGER THUNDERSTORMS REMAIN TO THE WEST OF IOWA...IN NORTHEAST NEBRASKA. / THE SHOWERS AND STORMS WERE MOVING SOUTHEAST AT 25 MILES AN HOUR. KS
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 7:49 PM CDT | Severe Thunderstorm Warning | DMX | Boone | 41 min |
| Jul 24, 8:15 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 30 min |
| Jul 24, 8:25 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 35 min |
| Jul 24, 9:06 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene | 39 min |
| Jul 24, 10:30 PM CDT | Severe Thunderstorm Warning | DMX | Van Buren | 30 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 1987Every severe thunderstorm warning in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data.