Lightning from overnight thunderstorms struck a tree in Austin (Mower County) starting a small fire.
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The episode as NWS ARX wrote it up.
Lightning from overnight thunderstorms struck a tree in Austin (Mower County) starting a small fire.
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 La Crosse, WI wrote its last area forecast discussion before the first event at Jun 30, 1:39 AM CST, 51 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LA CROSSE WI 239 AM CDT WED JUN 30 2010 .SHORT TERM...TODAY THROUGH FRIDAY NIGHT QUIET WEATHER PATTERN NEXT SEVERAL DAYS WITH THE MAIN FORECAST CONCERN ON TEMPERATURES. 06Z SURFACE ANALYSIS SHOWS HIGH PRESSURE STRETCHED FROM ONTARIO... SOUTHWARD THROUGH WISCONSIN...MINNESOTA...IOWA AND ILLINOIS. WITH THE EXCEPTION OF A NARROW BAND OF ALTO CUMULUS OVER NORTHWEST MINNESOTA...INFRARED SATELLITE IMAGERY SHOWS CLEAR SKIES OVER THE ENTIRE UPPER MISSISSIPPI RIVER VALLEY. SURFACE OBSERVATIONS SHOW TEMPERATURE/DEW POINT SPREADS OF ONLY 2-3 DEGREE IN THE RIVER VALLEY AREAS. THUS WOULD EXPECT TO GET SOME REPORTS OF FOG IN THOSE LOCATIONS AS THE COLUMN COOLS OVER THE RELATIVELY WARM RIVER WATERS. MODELS IN AGREEMENT IN BUILDING UPPER RIDGE INTO AND ACROSS THE REGION THROUGH FRIDAY NIGHT. AT THE SURFACE...HIGH PRESSURE SLOWLY SLIDES EAST OF THE AREA TONIGHT WITH WINDS COMING AROUND TO THE SOUTHEAST AND THEN FINALLY THE SOUTH FOR THURSDAY AND FRIDAY AS HIGH SHIFTS INTO THE GREAT LAKES. WITH THIS INCREASING SOUTHERLY FLOW...TEMPERATURES WILL BE WARMING THROUGH THE PERIOD. 850MB TEMPERATURES WILL SLOWLY WARM INTO THE TEENS ON THURSDAY AND NEAR 20 CELSIUS ON FRIDAY ALONG WITH INCREASING HUMIDITIES. EXPECT HIGHS TODAY IN THE 70S TO NEAR 80...LOW TO MID 80S THURSDAY AND MID TO UPPER 80S FRIDAY. THIS IN LINE WITH THE LATEST GUIDANCE. PRESSURE GRADIENT WILL TIGHTEN THURSDAY AND FRIDAY AND AS HIGH RETREATS FURTHER EAST. THUS EXPECT SOME BREEZY CONDITIONS BY LATER THURSDAY AFTERNOON AND AGAIN ON FRIDAY. .LONG TERM...SATURDAY THROUGH TUESDAY BOTH THE 30.00Z GFS AND ECMWF ARE IN GOOD AGREEMENT IN HANDLING THE FRONT TO MOVE ACROSS THE PLAINS TOWARD THE AREA AT THE BEGINNING OF THE PERIOD. UPPER RIDGE WILL HOLD TIGHT SATURDAY...BUT AS IT SLIDES EASTWARD....COLD FRONT MOVES INTO WESTERN MINNESOTA SATURDAY NIGHT. MOISTURE TRANSPORT REMAINS ACROSS MINNESOTA WHERE FOCUS OF SHOWERS AND THUNDERSTORMS WILL BE. DID REMOVE RAIN CHANCES ACROSS THE EAST SATURDAY NIGHT WITH AREA STILL UNDER THE INFLUENCE OF THE UPPER RIDGE. MOISTURE TRANSPORT INCREASES SUNDAY AS FRONT GETS CLOSER AND BOTH MODELS NOW INDICATING BOUNDARY TO PASS ACROSS THE AREA SUNDAY NIGHT AND EARLY MONDAY. MIDDLE RANGE PROBABILITIES LOOK GOOD FOR SUNDAY AND MONDAY. THUS MADE NO CHANGES TO THESE OUTER PERIODS. && .AVIATION...TODAY AND TONIGHT DRY CANADIAN HIGH PRESSURE IN PLACE NEAR OR OVER THE TAF SITES THROUGH TONIGHT WILL MAINTAIN MOSTLY VFR CONDITIONS. ONLY CONCERN IS POTENTIAL FOR VALLEY FOG AT KLSE EARLY THIS MORNING...WHICH WILL NEED MONITORING. CERTAINLY DEWPOINTS YESTERDAY MIXING OUT A LOT IS NOT FAVORABLE FOR THE FOG...BUT THE TEMPERATURE AND DEWPOINT ARE COMING CLOSE TOGETHER AS OF THE 2 AM KLSE OBSERVATION. BCFG REMAINS IN THE TAF FOR NOW. ANY FOG SHOULD IT DEVELOP WILL DISSIPATE BY 14Z DUE TO THE EARLY SUNRISE. && .ARX WATCHES/WARNINGS/ADVISORIES... WI...NONE. MN...NONE. IA...NONE. && SHORT/LONG TERM...RABERDING AVIATION..........AJ
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 420 AM CDT TUE JUN 29 2010 IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-032>034- 041>044-053>055-061-301200- ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CLARK-CLAYTON-CRAWFORD-DODGE- FAYETTE-FILLMORE-FLOYD-GRANT-HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE- MITCHELL-MONROE-MOWER-OLMSTED-RICHLAND-TAYLOR-TREMPEALEAU-VERNON- WABASHA-WINNESHIEK-WINONA- 420 AM CDT TUE JUN 29 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTHEAST MINNESOTA... NORTHEAST IOWA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY LOOK FOR THE NEXT CHANCE FOR THUNDERSTORMS DURING THE HOLIDAY WEEKEND...FROM SATURDAY NIGHT THROUGH MONDAY. AT THIS TIME IT IS TOO EARLY TO DETERMINE IF ANY OF THE STORMS WILL BECOME SEVERE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED. .EMERGENCY MANAGEMENT COORDINATION... NO CALL IS SCHEDULED. AJ
The Minneapolis radar (KMPX), 140 km away, was scanning. The volume nearest the first event began at 08:27 UTC.
1 lightning. Local standard time, as filed.
Lightning struck a tree in Driesner Park in Austin starting a small fire and caused the tree to split open.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Minnesota in 2010Every state in 2010This day in weather historyWarnings in Minnesota, June 2010
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: 238676.