A weak cold front moved southward across central Minnesota during the afternoon of Monday, July 8th. A few storms developed along this front, mainly pulse type, and produced isolated damage in Todd County.
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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 episode as NWS MPX wrote it up.
A weak cold front moved southward across central Minnesota during the afternoon of Monday, July 8th. A few storms developed along this front, mainly pulse type, and produced isolated damage in Todd County.
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 Jul 8, 1:24 PM CST, 1 hour 57 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 224 PM CDT SUN JUL 8 2012 .DISCUSSION... AN AREA OF INSTABILITY AND CONVERGENCE ALONG A WEAK FRONTAL BOUNDARY ACROSS CENTRAL MN...HAS ALLOWED FOR ISOLATED/SCATTERED SHRA/TSRA IN THE FAR NORTHERN FA AS OF 2 PM. THIS ACTIVITY WILL LIKELY SPREAD SLOWLY SE UNTIL 7-8 PM...THEN QUICKLY DIE OFF AS DAYTIME HEATING ENDS. ALTHOUGH THIS WEAK FRONTAL BOUNDARY WILL LIKELY MOVE FURTHER SOUTH ACROSS S MN/NORTHERN IA BY MONDAY MORNING...MUCH DRIER AIR MIXING SOUTHWARD OVER THE NEXT TWO DAYS SHOULD KEEP ANY SHRA/TSRA SOUTH AND WEST OF THE FA. I CAN NOT RULE OUT AN ISOLATED AFTN/EVENING SHRA/TSRA AFT MONDAY. HOWEVER...BASED ON THE AMT OF INSTABILITY AND DRIER N/NE FLOW...WILL LEAVE THE FA DRY. THE UPPER RIDGE THAT HAS BEEN ADVERTISED TO BUILD ACROSS THE ROCKIES SHOULD KEEP A NW/WNW FLOW ACROSS THE UPPER MIDWEST THROUGH MIDWEEK. AS A SERIES OF SHRTWV/S MOVE ONSHORE ACROSS THE PACIFIC NW EARLY THIS WEEK...THE UPPER RIDGE WILL MODIFY...THEN BREAK DOWN SLIGHTLY BY THE END OF THE THIS WEEK. MODELS CONTINUE TO ALSO ADVERTISE THE BULK OF THE HOTTEST AIR MOVING ACROSS SW/SC CANADA...THEN EVENTUALLY SPILLING OVER ACROSS THE NORTHERN PLAINS/UPPER MIDWEST BY NEXT WEEKEND. WITH THE CHANGE IN THIS WEATHER PATTERN...A SFC BOUNDARY WILL DEVELOP ACROSS THE PLAINS WHICH WILL LEAN TO HIGHER TEMPS AND HUMIDITY...AND INCREASING CHC/S OF PRECIPITATION...ESPECIALLY IN WESTERN/CENTRAL MN. HOW FAR EAST THESE SHRA/TSRA MOVE REMAINS UNCERTAIN DUE A STRENGTHENING 85H RIDGE ACROSS THE OHIO VALLEY LEANING TO STALLING THE SFC FRONT DISCUSS PREVIOUSLY BY THE END OF THE WEEK. ..JLT.. && .AVIATION... /18Z TAF ISSUANCE/ A COLD FRONT ACROSS NORTHERN MN WILL MOVE SOUTHEAST AND PASS ACROSS THE TAF SITES THIS AFTERNOON/EARLY EVENING. SCT-BKN060 WILL BE COMMON INTO THIS EVENING. A FEW SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED ALONG THE BOUNDARY BUT CONFIDENCE IS LOW ON ANY ONE TAF SITE SEEING PRECIPITATION. IF IT DOES RAIN...IT WILL BE SHORT LIVED. WINDS WNW 8-10 KNOTS WITH SOME GUSTS REACHING 16 KNOTS. WINDS BECOMING LIGHT NORTH THIS EVENING AND NNE ON MONDAY. KMSP...COLD FRONT WILL MOVE THROUGH DURING THE LATE AFTERNOON HOURS. SMALL THREAT FOR SHOWERS AND ISOLATED THUNDERSTORMS BETWEEN 22Z AND 01Z. NW WINDS NEAR 10 KNOTS THIS AFTERNOON GUSTING 16 KNOTS. WINDS TURING MORE 350-360 BY EVENING WITH SPEEDS LOWERING TO 4-6 KNOTS. LIGHT NORTH WINDS AND VFR CONDITIONS ON MONDAY. /OUTLOOK... MONDAY NIGHT THROUGH WEDNESDAY...VFR. LIGHT NNW WINDS BECOMING SOUTH ON WEDNESDAY. && .MPX WATCHES/WARNINGS/ADVISORIES... MN...NONE. WI...NONE. && JLT/RAH
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 308 PM CDT SUN JUL 8 2012 MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 092015- DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- 308 PM CDT SUN JUL 8 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND SOUTHERN MINNESOTA... AND WEST CENTRAL WISCONSIN. .DAY ONE...THIS AFTERNOON AND TONIGHT ISOLATED NON-SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH SUNSET. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE POSSIBLE FRIDAY THROUGH NEXT WEEKEND. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION WILL NOT BE NEEDED. JLT
The Minneapolis radar (KMPX), 141 km away, was scanning. The volume nearest the first event began at 21:22 UTC.
1 thunderstorm wind. Local standard time, as filed.
A few trees were blown down near a boat landing, on Big Birch Lake.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Minnesota in 2012Every state in 2012This day in weather historyWarnings in Minnesota, July 2012
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: 381900.