1 flash flood, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
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.
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 Twin Cities, MN wrote its last area forecast discussion before the first event at Aug 3, 2:05 PM CST, 5 hours 55 minutes earlier.
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
305 PM CDT SAT AUG 3 2002
FORECAST CONCERN CONTINUES TO BE FLOODING AND SEVERE WX. CURRENT MCS
STILL PRODUCING SOME HEAVY RAIN AND SMALL HAIL NORTH OF THE METRO
AREA AND HINTS OF NEW CELLS DEVELOPING OVER WEST CENTRAL MN.
POTENTIAL SVR CELLS DEVELOPING OVER EASTERN SD IN HOT PROD AND THETA
E AXIS NEAR SFC LOW. THINK POTENTIAL FOR FLOODING DOWN A LITTLE BIT
IN CENTRAL MN BUT FAVORABLE THICKNESS AND CURRENT ACTIVITY FAVORS
EVENING WORDING. AXIS OF POTENTIAL HEAVY RAIN AXIS MAY THEN SHIFT
SOUTH LATER THIS EVENING WITH RENEWED THETA E ADVECTION. PRECIP
WATER VALUES STILL FORECAST OVER 2 INCHES WITH STRONG SUBTROPICAL
FEED. ETA A LITTLE FASTER PUSHING RAIN THROUGH BY SUNDAY MORNING BUT
WILL KEEP CHANCES GOING IN FAR SOUTHERN MN. SVR THREAT MOST LIKELY
IN SW OR WEST CENTRAL BUT WDL PROFILER NOT SHOWING MUCH SPEED SHEAR.
BEST CHANCE FOR A FEW HOURS THIS EVENING AND THEN MORE INTO A HEAVY
RAIN SITUATION.
NO MUCH
.MSP...FLOOD WATCH THIS EVENING CENTRAL AND EC MN
INCLUDING ILL/STC/CBG/JMR
MNZ044-045-049>052-057>059
FLOOD WATCH TONIGHT SW MN INTO WC WISC
INCLUDING RWF/JYG/MKT/HCD/MSP/RGK/RPD/EAU
MNZ053-060>063-065>070-073>078-082-083-WIZ014>016-023>028
JPRThe Minneapolis radar (KMPX), 149 km away, was scanning. The volume nearest the first event began at 01:59 UTC.
1 flash flood. Local standard time, as filed.
Three to five inches of rain fell within a few hours, leading to numerous flooded streets and intersections. Several basements were flooded, and a driveway and two township roads were washed out. Several other roads had significant shoulder damage.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2002Every state in 2002This day in weather historyWarnings in Wisconsin, August 2002
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: 5314443.