Thunderstorm Wind, Jackson
- When
- August 12, 1:30 AM CST
- Where
- Jackson County, Heron Lake
- Measured
- 52 kt (60 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 43.800, -95.333
Thunderstorm winds caused tree damage, with several branches down.
Damaging Wind in Minnesota, August 12, 2002
1 thunderstorm wind, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before the first event at Aug 11, 6:55 PM CST, 6 hours 35 minutes earlier.
Area forecast discussion, Aug 11, 6:55 PM CST, 6 hours 35 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SIOUX FALLS SD 755 PM CDT SUN AUG 11 2002 UPDATED AROUND 7 PM TO COVER CHANGES TO SEVERE THUNDERSTORM WATCHES. ALSO MADE SOME MINOR ADJUSTMENTS TO BACK OFF BEST THUNDERSTORM CHANCES ACROSS EASTERN COUNTIES. STILL EXPECTING CURRENT LINE OF TSRA ACROSS CENTRAL SD TO FORM A COHESIVE LINE WITH THREAT OF DAMAGING WIND SPREADING EAST ACROSS THE CWA OVERNIGHT. NO OTHER CHANGES NEEDED AT THIS TIME. FSD...NONE HACKER
In the hours before
Local storm report, Aug 11, 9:53 PM CST, 3 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1053 PM CDT SUN AUG 11 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1050 PM (FSD)JOE FOSS FLD SIOUX F SD 77 MPH TSTM GUST
08/11/02 MINNEHAHA AUTOMATED SENSOR REPORT.Special weather statement, Aug 11, 11:19 PM CST, 2 hours 11 minutes before
SDZ038-039-050-052>055-057>061-063>065-068-120550- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1219 AM CDT MON AUG 12 2002 ...SEVERE THUNDERSTORM WATCH NUMBER 594 HAS EXPIRED... THE LINE OF THUNDERSTORMS HAS MOVED EAST OF THE AREA...SEVERE THUNDERSTORMS ARE NOT ANTICIPATED IN THIS AREA FOR THE REST OF TONIGHT. THE FORECAST WILL BE UPDATED SHORTLY.
Local storm report, Aug 11, 11:56 PM CST, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1256 AM CDT MON AUG 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0955 PM HOWARD SD 65 MPH TSTM GUST
08/11/02 MINER REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1047 PM (FSD)JOE FOSS FLD SIOUX F SD 60 MPH TSTM GUST
08/11/02 MINNEHAHA RECORDED ON AUTOMATED
EQUIPMENT.
1050 PM (FSD)JOE FOSS FLD SIOUX F SD 77 MPH TSTM GUST
08/11/02 MINNEHAHA RECORDED ON AUTOMATED
EQUIPMENT.
1129 PM ADRIAN MN 60 MPH TSTM GUST
08/11/02 NOBLES REPORTED BY STORM
SPOTTER.
1141 PM 8 W WORTHINGTON MN 62 MPH TSTM GUST
08/11/02 NOBLES RECORDED ON R/WIS
AUTOMATED SYSTEM.
1144 PM 1 E DOVRAY MN 65 MPH TSTM GUST
08/11/02 MURRAY REPORTED BY STORM
SPOTTER.
1150 PM WORTHINGTON MN 60 MPH TSTM GUST
08/11/02 NOBLES NUMEROUS TREE LIMBS
DOWN...SOME ON CARS AND
HOUSES. UPROOTED TREES.
MAINLY ON EAST SIDE OF
TOWN. EVENT DURATION 10
MINUTES. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
1152 PM WESTBROOK MN 65 MPH TSTM GUST
08/11/02 COTTONWOOD TREES AND POWER LINES
DOWN. REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1220 AM COMFREY MN 60 MPH TSTM GUST
08/12/02 COTTONWOOD REPORTED BY EMERGENCY
MANAGEMENT.
1242 AM SOUTH SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY FORMER NWS
EMPLOYEE.
1248 AM SIOUX FALLS ARPT SD 1 INCH HAIL
08/12/02 MINNEHAHA REPORTED AT NWS SIOUX
FALLS.Local storm report, Aug 12, 12:12 AM CST, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
112 AM CDT MON AUG 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1020 PM 10 SW ETHAN SD .75 INCH HAIL
08/11/02 DAVISON REPORTED BY STORM
SPOTTER.
1130 PM 8 WNW ROCK VLY IA 60 MPH TSTM GUST
08/11/02 SIOUX REPORTED BY STORM
SPOTTER.
1155 PM 2 NE HARRIS IA 60 MPH TSTM GUST
08/11/02 OSCEOLA REPORTED BY STORM
SPOTTER.
1202 AM 3 NE JEFFERS MN 65 MPH TSTM GUST
08/12/02 COTTONWOOD RECORDED ON DOT R/WIS
AUTOMATED EQUIPMENT.
1235 AM SPENCER IA 64 MPH TSTM GUST
08/12/02 CLAY RECORDED ON AUTOMATED
EQUIPMENT AT KICD ON
NORTH SIDE OF TOWN.
REPORTED BY MEDIA.Local storm report, Aug 12, 12:31 AM CST, 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
131 AM CDT MON AUG 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0905 PM 4 E KIMBALL SD .75 INCH HAIL
08/11/02 BRULE REPORTED BY PUBLIC.
1215 AM 4 W JACKSON MN 88 MPH TSTM GUST
08/12/02 JACKSON MEASURED WIND GUST.
WINDOWS CRACKED ON
HOUSE. REPORTED BY HAM
RADIO OPERATOR.
1245 AM SOUTH SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY MEDIA.
1250 AM SOUTHEAST SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY OFF-DUTY
NWS EMPLOYEE.
0112 AM HILLS MN .75 INCH HAIL
08/12/02 ROCK REPORTED BY STORM
SPOTTER.Local storm report, Aug 12, 1:10 AM CST, 20 minutes before
PRELIMINARY LOCAL STORM REPORT...event summary...
NATIONAL WEATHER SERVICE SIOUX FALLS SD
210 AM CDT MON AUG 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 AM 3 SW DANTE SD .88 INCH HAIL
08/11/02 CHARLES MIX REPORTED BY EMERGENCY
MANAGEMENT.
0340 AM 15 E FAIRFAX SD .75 INCH HAIL
08/11/02 GREGORY REPORTED BY PUBLIC.
0415 AM 6 SW MITCHELL SD .75 INCH HAIL
08/11/02 DAVISON REPORTED BY PUBLIC.
0430 AM 5 S WAKONDA SD .75 INCH HAIL
08/11/02 CLAY REPORTED BY PUBLIC.
0820 PM 15 NE HURON SD 60 MPH TSTM GUST
08/11/02 BEADLE REPORTED BY STORM
SPOTTER.
0827 PM (9V9)CHAMBERLAIN ARPT SD 58 MPH TSTM GUST
08/11/02 BRULE ASOS REPORT
0830 PM 20 NW WESSINGTON SPGS SD .88 INCH HAIL
08/11/02 JERAULD REPORTED BY PUBLIC.
0855 PM 10 NW WESSINGTON SPGS SD 60 MPH TSTM GUST
08/11/02 JERAULD REPORTED BY PUBLIC.
0859 PM 5 N IROQUOIS SD 60 MPH TSTM GUST
08/11/02 BEADLE REPORTED BY STORM
SPOTTER.
0905 PM 4 E KIMBALL SD .75 INCH HAIL
08/11/02 BRULE REPORTED BY PUBLIC.
0916 PM 7 NE WHITE LAKE SD 60 MPH TSTM GUST
08/11/02 AURORA REPORTED BY STORM
SPOTTER.
0930 PM 3 NE WOONSOCKET SD .75 INCH HAIL
08/11/02 SANBORN REPORTED BY STORM
SPOTTER.
0933 PM (MHE)MITCHELL ARPT SD 67 MPH TSTM GUST
08/11/02 DAVISON RECORDED ON AUTOMATED
OBSERVING EQUIPMENT.
0942 PM MITCHELL SD WIND DAMAGE
08/11/02 DAVISON TREES AND POWER LINES
DOWN IN TOWN. REPORTED
BY EMERGENCY MANAGEMENT.
0945 PM 6 W FULTON SD 60 MPH TSTM GUST
08/11/02 HANSON TREE BRANCHES DOWN.
REPORTED BY STORM
SPOTTER.
0955 PM HOWARD SD 65 MPH TSTM GUST
08/11/02 MINER REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1005 PM 14 N DELMONT SD .75 INCH HAIL
08/11/02 DOUGLAS REPORTED BY STORM
SPOTTER.
1020 PM 10 SW ETHAN SD .75 INCH HAIL
08/11/02 DAVISON REPORTED BY STORM
SPOTTER.
1030 PM PARKSTON SD .88 INCH HAIL
08/11/02 HUTCHINSON REPORTED BY LAW
ENFORCEMENT OFFICIAL.
SOME QUARTER SIZE HAIL.
1047 PM (FSD)JOE FOSS FLD SIOUX F SD 60 MPH TSTM GUST
08/11/02 MINNEHAHA RECORDED ON AUTOMATED
EQUIPMENT.
1050 PM (FSD)JOE FOSS FLD SIOUX F SD 77 MPH TSTM GUST
08/11/02 MINNEHAHA RECORDED ON AUTOMATED
EQUIPMENT.
1129 PM ADRIAN MN 60 MPH TSTM GUST
08/11/02 NOBLES REPORTED BY STORM
SPOTTER.
1130 PM 8 WNW ROCK VLY IA 60 MPH TSTM GUST
08/11/02 SIOUX REPORTED BY STORM
SPOTTER.
1141 PM 8 W WORTHINGTON MN 62 MPH TSTM GUST
08/11/02 NOBLES RECORDED ON R/WIS
AUTOMATED SYSTEM.
1144 PM 1 E DOVRAY MN 65 MPH TSTM GUST
08/11/02 MURRAY REPORTED BY STORM
SPOTTER.
1150 PM WORTHINGTON MN 60 MPH TSTM GUST
08/11/02 NOBLES NUMEROUS TREE LIMBS
DOWN...SOME ON CARS AND
HOUSES. UPROOTED TREES.
MAINLY ON EAST SIDE OF
TOWN. EVENT DURATION 10
MINUTES. REPORTED BY
LAW ENFORCEMENT OFFICIAL.
1152 PM WESTBROOK MN 65 MPH TSTM GUST
08/11/02 COTTONWOOD TREES AND POWER LINES
DOWN. REPORTED BY LAW
ENFORCEMENT OFFICIAL.
1155 PM 2 NE HARRIS IA 60 MPH TSTM GUST
08/11/02 OSCEOLA REPORTED BY STORM
SPOTTER.
1202 AM 3 NE JEFFERS MN 65 MPH TSTM GUST
08/12/02 COTTONWOOD RECORDED ON DOT R/WIS
AUTOMATED EQUIPMENT.
1215 AM 4 W JACKSON MN 88 MPH TSTM GUST
08/12/02 JACKSON MEASURED WIND GUST.
WINDOWS CRACKED ON
HOUSE. REPORTED BY HAM
RADIO OPERATOR.
1220 AM COMFREY MN 60 MPH TSTM GUST
08/12/02 COTTONWOOD REPORTED BY EMERGENCY
MANAGEMENT.
1235 AM SPENCER IA 64 MPH TSTM GUST
08/12/02 CLAY RECORDED ON AUTOMATED
EQUIPMENT AT KICD ON
NORTH SIDE OF TOWN.
REPORTED BY MEDIA.
1242 AM SOUTH SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY FORMER NWS
EMPLOYEE.
1245 AM SOUTH SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY MEDIA.
1248 AM SIOUX FALLS ARPT SD 1 INCH HAIL
08/12/02 MINNEHAHA REPORTED AT NWS SIOUX
FALLS.
1250 AM SOUTHEAST SIOUX FALLS SD .75 INCH HAIL
08/12/02 MINNEHAHA REPORTED BY OFF-DUTY
NWS EMPLOYEE.
0112 AM HILLS MN .75 INCH HAIL
08/12/02 ROCK REPORTED BY STORM
SPOTTER.
0143 AM 1 E INWOOD IA .75 INCH HAIL
08/12/02 LYON REPORTED BY STORM
SPOTTER.The radar
The Sioux Falls radar (KFSD), 115 km away, was scanning. The volume nearest the first event began at 07:28 UTC.
Event by event
1 thunderstorm wind. Local standard time, as filed.
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Maryland, August 12 to 19, 2002
- Flash Flooding and Hail in Kansas, August 12 to 13, 2002
- Hail and Damaging Winds in Oklahoma, August 12 to 13, 2002
- Flash Flooding and Lightning Strikes in Wisconsin, August 12, 2002
- Tornadoes and Flash Flood in Kansas, August 12, 2002
- Tornado in Missouri, August 12, 2002
- Hail and Damaging Winds in Ohio, August 12, 2002
- Flash Flooding and Damaging Winds in Pennsylvania, August 12, 2002
- Flooding and Hail in Iowa, August 12, 2002
- Damaging Winds in Iowa, August 12, 2002
- Hail and Damaging Wind in Pennsylvania, August 12, 2002
- Heat in Virginia, August 12 to 19, 2002
More
Every storm in Minnesota in 2002Every state in 2002This day in weather historyWarnings in Minnesota, August 2002
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5313524.