A slow-moving line of thunderstorms produced heavy rain in the Rhinelander area. 84 inch of rain but other rainfall totals in the area were much higher.
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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 GRB wrote it up.
A slow-moving line of thunderstorms produced heavy rain in the Rhinelander area. Rhinelander Airport recorded 0.84 inch of rain but other rainfall totals in the area were much higher. A cooperative observer located 3 miles northeast of Rhinelander measured 3.79 inches of rain and radar estimated a maximum of 5.64 inches of rain in Rhinelander. Public reports of heavy rainfall in the vicinity of Rhinelander included 7.00 inches at Newbold, 8.00 inches at Harshaw and 4.50 inches north of downtown Rhinelander.
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 Green Bay, WI wrote its last area forecast discussion before the first event at Jun 25, 1:41 PM CST, 7 hours 19 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREEN BAY WI 241 PM CDT FRI JUN 25 2010 .SHORT TERM...TNGT AND SAT. ACTIVE WEATHER PERIOD EXPECTED OVR THE NXT 24 HRS AS TWO SYSTEMS TO AFFECT NE WI. THE FIRST SYSTEM ARRIVES THIS EVENING/EARLY MORNING HRS WITH A TSTM COMPLEX TO PASS MAINLY TO OUR SOUTH. THE SECOND SYSTEM ARRIVES LTR SAT AFTERNOON INTO CNTRL PARTS OF WI WITH MORE TSTM ACTIVITY. CURRENT INDICATIONS ARE THAT MOST (IF NOT ALL) THE SVR WEATHER ASSOCIATED WITH THIS EVENING'S STORMS WL STAY TO OUR SOUTH. THE 19Z MSAS SFC ANALYSIS SHOWED SEVERAL AREAS OF WEAK HI PRES (ERN GREAT LKS...WRN LK SUPERIOR...NRN ND) WITH AN AREA OF LOW PRES SITUATED OVR ERN SD. A WRMFNT STRETCHED E-NE FROM THE SFC LOW TOWARD NW WI. AIRMASS TO THE SOUTH OF THE FNT WAS VERY WARM AND HUMID WITH TEMPS IN THE 80S AND DEW PTS IN THE 60S. SEVERAL AREAS OF TSTMS HAD DEVELOPED IN THE VCNTY OF THE FNTL BNDRY...BUT WEAKENED AS THEY MOVED INTO WI. THERE WAS ALSO A FNTL BNDRY DRAPED ACROSS UPR MI...ASSOCIATED MORE WITH LKBRZ'S. AS A SHRTWV ALOFT COMBINES WITH THE SFC LOW AND PRONOUNCED WRMFNT... EXPECT TO SEE TSTM CLUSTERS TO CONT DEVELOPING OVR THE UPR MIDWEST WHERE ENHANCED CONVERGENCE TO EXIST. THESE TSTMS ARE THEN FCST TO RIDE THE INSTABILITY GRADIENT E-SE TOWARD SW WI THIS EVENING/SE WI LATE EVENING/SHORTLY AFT MIDNGT. NRN WI SHOULD SEE SOME GARDEN VARIETY SHWRS/TSTMS WHILE CNTRL/E-CNTRL WI TO RESIDE ON THE NRN EDGE OF THE TSTM COMPLEX. DUE TO STG INSTABILITY AND SHEAR...IT DOES APR THAT STG/SVR TSTMS WL MOV ACROSS SRN PARTS OF WI WITH LRG HAIL AND DAMAGING WNDS BEING THE MAIN THREAT. HOWEVER...IT NOW APRS THAT THESE TSTMS WL STAY BLO SVR LIMITS ACROSS OUR FCST AREA. LOOK FOR THE PCPN TO THEN DIMINISH LTR TNGT AS THE WRMFNT GETS SHOVED BACK TO THE SOUTH BY THE CONVECTION. JUST AS ONE COMPLEX OF STORMS DEPARTS THE RGN EARLY ON SAT...ATTN TURNS BACK TO THE NRN PLAINS/UPR MIDWEST WHERE THE NXT PCPN MAKER WL BE GETTING ORGANIZED. THIS NXT SYSTEM...IN THE FORM OF ANOTHER SHRTWV TROF WITH FAVORABLE UPR JET DYNAMICS...WL APPROACH SRN SECTIONS OF THE FCST AREA BY SAT AFTERNOON. THE MAIN SFC BNDRY IS PROGGED TO REMAIN TO OUR SOUTH AND WL BE THE PRIMARY FOCAL POINT FOR THESE TSTMS. SAT LOOKS TO BE A REPEAT OF FRI AS FAR AS TEMPS ARE CONCERNED WITH MOST LOCATIONS IN THE UPR 70S TO LWR 80S. .LONG TERM...SATURDAY NIGHT THROUGH NEXT FRIDAY. SAT NIGHT INTO SUN HARD PERIOD TO FORECAST...COMPLICATED BY TONIGHTS CONVECTION AND BOUNDARY LOCATION. HAVE LEANED TOWARDS SREF RATHER THAN FOLLOWING ONE DETERMINISTIC MODEL. EXPECT CONVECTION TO BE ONGOING WEST OF CWA ALONG BOUNDARY LOCATED OVER SOUTHERN HALF OF WI. TWO BOUTS OF PCPN POSSIBLE ONE WITH DECAYING MCS ASSOCIATED WITH WAA SAT NIGHT...THEN SECOND EARLY SUN WITH SHORT WAVE/LOW PASSING THROUGH STATE. POTENTIAL FOR SEVERE SAT NIGHT INTO SUN. BULK SHEER 40 TO 45KTS SAT NIGHT AS 5H JET MAX PUSHES THROUGH...THOUGH BEST INSTABILITY STAYS OVER SOUTHERN WI THROUGH THE PERIOD. MODELS A BIT SLOWER ON PUSHING THINGS THROUGH...THUS HAVE KEPT CHANCES INTO SUN AFTN. MON THROUGH NEXT FRI COOLER AND DRIER CONDITIONS STILL EXPECTED FOR THE UPCOMING WEEK AS CANADIAN HIGH PRESSURE SETTLES OVER THE REGION. MAJORITY OF MID RANGE MODELS HOLD RIDGE IN PLACE THROUGH FRI...OUTLIER EUROPEON WHICH BREAKS RIDGE DOWN WITH PCPN ENTERING PICTURE BY THU. AT THIS POINT WILL EDGE TOWARDS ENSEMBLE FORECASTS AND STAY DRY. SECONDARY COOL FRONT PASSES SOUTH MON NIGHT. MODELS DIFFER ON HOW COLD AND HOW DRY. LOOK FOR 850 TEMPS DROPPING BACK TO BETWEEN 5 AND 7 DEGREES FOR TUE AND WED. DRY ATMOSPHERE WOULD POINT TOWARDS MIXING AT LEAST THROUGH THAT LEVEL. TEMP STUDIES SUGGESTS HIGHS IN UPPER 60S AND LOWER 70S. DEW POINTS IN THE UPPER 30S TO LOWER 40S SUGGEST GOING COOLER AT NIGHT...THOUGH AT THIS TIME NOT CONFIDENT ON HOW MUCH GRADIENT WILL RELAX. HAVE LOWERED TEMPS SOMEWHAT MOST PERIODS. COOLER AIR FLOWING OVER RELATIVELY WARMER LAKE WATER WILL LEAD TO INCREASED MIXING/HIGHER WINDS OVER THE LAKE MON NIGHT INTO WED PERIOD. && .AVIATION...VFR CONDITIONS ARE EXPECTED TO DETERIORATE TO AT LEAST MVFR CIGS/VSBYS AFT 06Z DUE TO STORMS INITIALLY...THEN FOG. POSSIBILITY DOES EXIST FOR IFR VSBYS LTR TNGT ACROSS THE RHI...CWA AND AUW TAF SITES. CONDITIONS ARE FCST TO RETURN TO VFR CONDITIONS BY MID-LATE SAT MORNING. THERE IS A CHC FOR ADDL TSTMS TO MOV BACK INTO CNTRL AND E-CNTRL WI SAT AFTERNOON. && .GRB WATCHES/WARNINGS/ADVISORIES... NONE. && KALLAS/TE
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREEN BAY WI 317 PM CDT FRI JUN 25 2010 WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-262030- VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE-LINCOLN-LANGLADE- MENOMINEE-NORTHERN OCONTO-DOOR-MARATHON-SHAWANO-WOOD-PORTAGE- WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-CALUMET- MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO- 317 PM CDT FRI JUN 25 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST WISCONSIN. .DAY ONE...TONIGHT THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS TONIGHT...GENERALLY SOUTHWEST OF A LINE FROM MERRILL TO APPLETON. HOWEVER...CURRENT INDICATIONS ARE THAT THE STRONGEST OF THESE THUNDERSTORMS WILL PASS THROUGH SOUTHERN SECTIONS OF WISCONSIN. SMALL HAIL...GUSTY WINDS AND LOCALLY HEAVY RAINFALL ARE STILL POSSIBLE TONIGHT OVER NORTHEAST WISCONSIN WITH ANY OF THESE THUNDERSTORMS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS WITH STRONG WINDS AND HAIL SATURDAY NIGHT AND SUNDAY OVER CENTRAL AND EAST CENTRAL WISCONSIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TONIGHT. LMZ521-522-541>543-262030- THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN- 317 PM CDT FRI JUN 25 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST LAKE MICHIGAN AND THE WATERS OF GREEN BAY. .DAY ONE...TONIGHT THUNDERSTORMS ARE LIKELY TONIGHT. SOME OF THE STORMS COULD CONTAIN SMALL HAIL...STRONG WINDS AND HEAVY RAINFALL. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY THUNDERSTORMS ARE POSSIBLE SATURDAY NIGHT AND SUNDAY. A FEW OF THE STORMS COULD PRODUCE STRONG WINDS. AK/TE
The national radar mosaic for the moment the first event began.
1 heavy rain. Local standard time, as filed.
Rainfall runoff from the thunderstorms overwhelmed sewers in the City of Rhinelander where at least 98 homes and businesses experienced damage due to raw sewage infiltration. The hardest hit area had sewage backups in excess of 5 feet deep. The damage amount is estimated.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2010Every state in 2010This day in weather historyWarnings in Wisconsin, 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 2026-10-01. Each event’s entry at NCEI: 238879.