Heavy rain caused minor flooding of the Des Moines River in Cottonwood and Jackson Counties From June 27th to the end of the month.
Every event with a place to put it. 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 episode as NWS FSD wrote it up.
Heavy rain caused minor flooding of the Des Moines River in Cottonwood and Jackson Counties From June 27th to the end of the month.
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 Jun 27, 3:35 AM CST, 2 hours 25 minutes earlier.
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA NATIONAL WEATHER SERVICE SIOUX FALLS SD 435 AM CDT SUN JUN 27 2010 .DISCUSSION... LARGE MCS IS FINALLY DEPARTING NWRN IA...BUT LEFT A LOT OF FLOODING TO CONTEND WITH IN CHEROKEE COUNTY...AND PARTS OF BUENA VISTA COUNTY. LATER WE WILL TRY TO FIND OUT FLOODED CONDITIONS FOR EASTERN WOODBURY AND IDA COUNTIES. 88D STORM TOTAL PCPN SHOWS CHEROKEE COUNTY THE FOCUS AREA...WITH 6 TO 9 INCHES COMMON. SOME SURFACE REPORTS ARE INDEED OVER 6 INCHES SO THE ESTIMATES MAY NOT BE TOO BAD. CENTRAL IDA COUNTY SHOWS 4 TO 6 INCHES. FINALLY...MUCH OF BUENA VISTA...SOUTHERN O BRIEN AND SOUTHERN CLAY COUNTIES SHOW A WIDESPREAD 2 TO 5 INCHES OF RAINFALL. AGAIN...THESE ARE 88D ESTIMATES. WENT AHEAD AND ISSUED AN AREAL FLOOD WARNING FOR CHEROKEE AND BUENA VISTA COUNTIES UNTIL 330 PM TODAY WITH NUMEROUS ROADS UNDER WATER AND NOT IMPROVING QUICKLY WITH THE GROUND SUPERSATURATED. AT LEAST FOR A WHILE...TRAVEL IS NOT ADVISED IN CHEROKEE COUNTY. THE GOOD NEWS IS THAT OUR STRONG SHORT WAVE AND ASSOCIATED CDFNT ARE SWEEPING THROUGH OUR ERN ZONES AS WE SPEAK...GIVING A QUIET DAY WX WISE FOR THIS AREA. DRIER NW WINDS WILL BE FOUND...RATHER BREEZY IN MANY LOCATIONS. THE ONLY FLY IN THE OINTMENT IS IN E CENTRAL SD AND SW MN...WHERE I PLACED SOME ISOLATED CHANCES FOR TSRA THIS AFTERNOON AND EARLY EVENING. THIS AREA IS UNDER THE STRONGEST INFLUENCE OF AN UPPER TROF MOVG SEWD FROM S CENTRAL CANADA...COUPLED WITH A VERY SUBTLE RR QUAD ENTRANCE REGION OF A JET STREAK IN ND AND NRN MN. BUT THE ACTIVITY WL NOT BE ANY SHOW STOPPER FOR OUTDOOR PLANS. H85 TEMPS CONT TO MIX TO LEVELS OF WIDESPREAD LOWER TO MID 80S. FOR TONIGHT...THE AFOREMENTIONED UPPER TROF MOVES SEWD THRU MN. THIS FEATURE DRAGS A WEAK CDFNT THRU THE FSD FA...AND HAS THE AFFECT OF NOTCHING OUR TEMPERATURES BACK A CATEGORY ON MONDAY. MONDAY WILL BE A VERY PLEASANT DAY. OTHERWISE FOR THE REMAINDER OF THE WEAK...A HIGH AMPLITUDE UPPER RIDGE MOVES SLOWLY EWD ACROSS THE MIDDLE PART OF THE COUNTRY. THIS SHOULD KEEP CONDITIONS DRY FOR A CHANGE...POSSIBLY ALL THE WAY THROUGH FRIDAY. TEMPERATURES WILL BE SEASONAL. ONE SMALL THING TO WATCH FOR IS LATE TUESDAY NIGHT IN OUR WRN ZONES...WHERE THE RETURN OF A DECENT LLJ BEGINS. SOMETIMES AT THE ONSLAUGHT OF A STRENGTHENING LLJ...THE WAA IS PRETTY INTENSE AND CAN CAUSE SOME ELEVATED TSRA. BUT RIGHT NOW THE RH TIME SECTIONS ARE VERY DRY IN THIS AREA FOR TUE NIGHT. /MJF && .AVIATION... PATCHY EARLY MORNING MVFR TO IFR CIGS/VISBYS WILL BE POSSIBLE ACROSS THE AREA BEHIND DEPARTING CONVECTION...OTHERWISE VFR CONDITIONS EXPECTED THROUGH THE DAY WITH CLEARING SKIES. NORTHWESTERLY WINDS WILL INCREASE TO AROUND 15 TO 20 KTS DURING THE AFTERNOON. /JM && .FSD WATCHES/WARNINGS/ADVISORIES... IA...NONE. MN...NONE. NE...NONE. SD...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 521 AM CDT SUN JUN 27 2010 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-281200- AURORA-BEADLE-BON HOMME-BROOKINGS-BRULE-BUENA VISTA IA- CHARLES MIX-CHEROKEE IA-CLAY-CLAY IA-COTTONWOOD MN-DAKOTA NE- DAVISON-DICKINSON IA-DIXON NE-DOUGLAS-GREGORY-HANSON-HUTCHINSON- IDA IA-JACKSON MN-JERAULD-KINGSBURY-LAKE-LINCOLN-LINCOLN MN- LYON IA-LYON MN-MCCOOK-MINER-MINNEHAHA-MOODY-MURRAY MN-NOBLES MN- OBRIEN IA-OSCEOLA IA-PIPESTONE MN-PLYMOUTH IA-ROCK MN-SANBORN- SIOUX IA-TURNER-UNION-WOODBURY IA-YANKTON- 521 AM CDT SUN JUN 27 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT FLOODING... MANY MAIN STEM RIVERS AND SOME TRIBUTARIES ARE IN FLOOD DUE TO RECENT HEAVY RAINFALL. THE JAMES RIVER WILL BE IN FLOOD FOR THE FORESEEABLE FUTURE. ELSEWHERE...MANY PARTS OF THE BIG SIOUX AND VERMILLION RIVERS IN EAST CENTRAL AND SOUTHEAST SOUTH DAKOTA...AS WELL AS THE LITTLE SIOUX RIVER IN NORTHWEST IOWA...WILL BE IN FLOOD FOR AT LEAST THE NEXT SEVERAL DAYS. THE DES MOINES RIVER IN JACKSON MINNESOTA WILL ALSO BE IN FLOOD INTO EARLY WEEK. HEAVY RAINFALL HAS ALSO CAUSED WIDESPREAD AREAL FLOODING IN CHEROKEE COUNTY IOWA...AS WELL AS PARTS OF BUENA VISTA COUNTY IOWA. SOME ROADS...HIGHWAYS...AND MANY LOW AREAS HAVE BECOME INUNDATED WITH WATER IN THOSE TWO COUNTIES MAKING TRAVEL IN AREAS DIFFICULT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
126 AM CDT SUN JUN 27 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0126 AM FLASH FLOOD CHEROKEE 42.75N 95.55W
06/27/2010 CHEROKEE IA LAW ENFORCEMENT
FLASH FLOODING IS ONGOING
&&
LAFLINPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
225 AM CDT SUN JUN 27 2010
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0224 AM FLASH FLOOD IDA GROVE 42.34N 95.47W
06/27/2010 IDA IA TRAINED SPOTTER
WATER APPROXIMATELY A FOOT DEEP IN MANY STREETS.
&&
JMThe national radar mosaic for the moment the first event began.
2 flood. Local standard time, as filed.
Heavy rain caused minor flooding along the Des Moines River, with only a few lowlands affected. The river crested at less than a foot above flood stage at Windom on June 27th.
Heavy rain caused minor flooding along the Des Moines River, with only a few lowlands affected. The river crested at less than a foot above flood stage at Jackson on June 30th.
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: 246977, 246983.