A pulse thunderstorm produced a wet microburst and resultant tree damage in Milwaukee.
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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 MKX wrote it up.
A pulse thunderstorm produced a wet microburst and resultant tree damage in Milwaukee.
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 Milwaukee, WI wrote its last area forecast discussion before the first event at Jun 28, 9:36 AM CST, 1 hour 59 minutes earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 1036 AM CDT SAT JUN 28 2014 .UPDATE... LATEST NAM HAS COME IN DRIER FOR THIS AFTERNOON AND EARLY EVENING MORE IN LINE WITH OTHER MESO MODELS. THEY INDICATE SCATTERED SHOWERS ALONG A WEAK SURFACE CONVERGENCE ZONE IN EAST-CENTRAL WI THIS AFTERNOON. LOW LEVEL LAPSE RATES ARE ALSO HIGH IN THIS REGION. SCATTERED SHOWERS IN THE WESTERN CWA LATER THIS AFTERNOON INTO THE EVENING ARE SUPPORTED BY A SHORTWAVE...CURRENTLY OVER IOWA... MOVING NORTHEAST INTO THE REGION. CAPE OF 1500-2000 J/KG SUPPORTS THUNDERSTORMS. MORE ORGANIZED LINE OF STORMS EXPECTED OVERNIGHT. && .AVIATION/18Z TAFS/... VFR CONDITIONS SHOULD PREVAIL MOST OF THE TIME THROUGH SUNDAY. ONE EXCEPTION MIGHT BE SOME LOWER VSBYS AT TIMES VERY NEAR LAKE MICHIGAN DUE TO THE FOG POTENTIAL OVER THE LAKE. A FEW SHOWERS AND STORMS ARE POSSIBLE DURING THE DAY TODAY...BUT THE BEST CHANCE FOR PRECIP OVER THE NEXT 24 HOURS WILL LIKELY BE THIS EVENING INTO SUNDAY MORNING. && .PREV DISCUSSION... /ISSUED 353 AM CDT SAT JUN 28 2014/ TODAY AND TONIGHT...FORECAST CONFIDENCE IS MEDIUM. A WEAK SHORTWAVE TROUGH CURRENTLY OVER CENTRAL IL WILL SLOWLY DRIFT NWD THROUGH SRN WI TODAY. SFC BASED INSTABILITY WILL QUICKLY BUILD BY MID TO LATE MORNING WITH MLCAPES REACHING ABOUT 1500 J/KG FOR THE DAY. SCT SHOWERS AND TSTORMS ARE EXPECTED BUT THERE WILL BE PARTLY CLOUDY SKIES AT TIMES SO MAINTAINED HIGH TEMPS IN THE 80S WITH 70S NEAR THE LAKE. FOR TNT THE UPPER TROUGH OVER THE PLAINS WILL LIFT NWD WITH THE SRN PORTION OF IT SHIFTING ACROSS SRN WI. THE ASSOCIATED SFC LOW CURRENTLY OVER THE ERN DAKOTAS WILL LIFT NWD INTO CANADA BUT A TRAILING SFC TROUGH WILL MOVE INTO THE WRN CWA BY 12Z SUN. SUFFICIENT HEIGHT FALLS AND CAPE WILL BE IN PLACE FOR A LINE OF TSTORMS TO MOVE EWD ACROSS THE CWA FROM THE LATE EVENING INTO THE OVERNIGHT. SVR RISK IS VERY MARGINAL DUE TO WEAK TO MODERATE DEEP LAYER SHEAR AND CAPE FALLING TO 500-1000 J/KG. SHORT TERM...SUNDAY THROUGH MONDAY NIGHT...FORECAST CONFIDENCE IS MEDIUM. SHORT TERM MODELS SHOWING DECENT 500 MB VORTICITY MAXIMUM SHIFTING EAST NORTHEAST THROUGH THE AREA DURING THE MORNING HOURS. 850 MB WARM AIR ADVECTION ALSO OCCURS IN THE MORNING. MODELS HAVE SWATH OF QPF PUSHING THROUGH THE EASTERN PORTIONS OF THE AREA IN THE MORNING...SO HAVE HIGHEST POPS THERE. MODEST MEAN LAYER CAPE AND DEEP LAYER SHEAR SEEN ON AREA FORECAST SOUNDINGS. MODELS SOMEWHAT DRIER DURING THE AFTERNOON...WITH WARM AIR ADVECTION HELPING DEVELOP CAP ACROSS THE AREA. DECENT AMOUNT OF ELEVATED CAPE AND DEEP LAYER SHEAR IMPROVES...THOUGH TRIGGER MECHANISMS WEAK AT BEST. KEPT POPS IN THE AFTERNOON...BUT MAY END UP BEING A DRY PERIOD. ANOTHER SHOT AT CONVECTION COMES SUNDAY NIGHT...AS WARM FRONT MOVES INTO THE AREA. 850 MB LOW LEVEL JET STRENGTHENS AS IT SHIFTS OVER THE AREA. MODELS DIFFER ON EXACT TRACK OF 500 MB VORTICITY MAXIMUM ACROSS THE REGION...WITH SOME OVER THE AREA AND SOME TO THE SOUTH. AREA FORECAST SOUNDINGS DEVELOP MODEST ELEVATED CAPE WITH GOOD DEEP LAYER SHEAR. COULD SEE AN MCS MOVE INTO THE AREA FROM THE WEST AS THE NIGHT GOES ON. CONTINUED HIGH END CHANCE POPS FOR SUNDAY NIGHT...WITH SOME UNCERTAINTY ON WHERE THE MCS MAY TRACK. FAR WEST IN SLIGHT RISK FOR SEVERE FROM SPC DAY 2 OUTLOOK...WHICH SEEMS REASONABLE. COLD FRONT THEN MOVES TOWARD AND THROUGH THE AREA LATER MONDAY INTO MONDAY EVENING. ROBUST MEAN LAYER CAPES AND DEEP LAYER SHEAR PROFILES SEEN ON AREA FORECAST SOUNDINGS...BETTER ON GFS THAN NAM. 850 MB LOW LEVEL JET INCREASES DURING THE AFTERNOON ACROSS THE AREA. CONTINUED HIGH POPS FOR MONDAY...INTO MONDAY NIGHT IN THE EAST. FAR SOUTH IN SLIGHT RISK IN SPC DAY 3 OUTLOOK...WHICH MAY NEED TO BE EXPANDED OVER MORE OF THE AREA IN LATER OUTLOOKS PER CIPS ANALOGS OUTPUT AND HIGH CWASP VALUES. THIS PERIOD CERTAINLY BEARS WATCHING FOR SEVERE STORMS. RAINFALL AMOUNTS SUNDAY INTO MONDAY NIGHT ARE FORECAST IN THE 1.00 TO 1.50 INCH RANGE. WARM AND HUMID CONDITIONS ARE EXPECTED DURING THE SUNDAY INTO MONDAY EVENING PERIOD...WITH SOUTH TO SOUTHWEST WINDS KEEPING LAKESHORE AREAS WARM AND HUMID DURING THE DAY. LONG TERM...TUESDAY THROUGH FRIDAY...FORECAST CONFIDENCE IS MEDIUM. ECMWF/GFS SHOWING 500 MB SHORTWAVE TROUGH SLIDING EAST THROUGH THE REGION TUESDAY INTO TUESDAY NIGHT...BEFORE MOVING TO THE EAST ON WEDNESDAY. MODELS HAVE LIGHT QPF TUESDAY AND AGAIN WEDNESDAY IN PORTIONS OF THE AREA. CONTINUED LOWER END POPS FOR SHOWERS ON TUESDAY AND WEDNESDAY. OTHERWISE...WEST NORTHWEST FLOW AT 500 MB TAKES HOLD OF THE REGION FOR THE LAST PART OF THE WEEK...WITH HIGH PRESSURE MOVING ACROSS AND EAST OF THE REGION. THIS SHOULD BRING A PERIOD OF QUIET WEATHER. SOMEWHAT COOLER AND LESS HUMID CONDITIONS ARE EXPECTED DURING THE TUESDAY THROUGH FRIDAY PERIOD...WITH ONSHORE WINDS BRINGING COOLER TEMPERATURES NEAR LAKE MICHIGAN. AVIATION/12Z TAFS/... SCT-BKN020-030 WILL DEVELOP BY MID TO LATE MORNING AS UNSTABLE CONDITIONS QUICKLY DEVELOP AHEAD OF AN APPROACHING SHORTWAVE TROUGH FROM THE SOUTH. THE CIGS SHOULD RISE TO 3500 FEET DURING THE AFTERNOON. SCT SHOWERS AND TSTORMS ARE EXPECTED FROM THE MID TO LATE MORNING THROUGH THE AFTERNOON. A LINE OF TSTORMS IS THEN EXPECTED TO MOVE EWD ACROSS SRN WI FROM THE LATE EVENING THROUGH THE OVERNIGHT HOURS AS THE TAIL END OF AN UPPER TROUGH LIFTS NORTH THROUGH THE REGION. SIGNIFICANTLY REDUCED CIGS AND VSBYS WITHIN STORMS. && .MKX WATCHES/WARNINGS/ADVISORIES... WI...NONE. LM...NONE. && UPDATE...SM/DDV TODAY/TONIGHT AND AVIATION/MARINE...GEHRING SUNDAY THROUGH FRIDAY...WOOD
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 515 AM CDT SAT JUN 28 2014 WIZ046-047-051-052-056>060-062>072-291015- MARQUETTE-GREEN LAKE-FOND DU LAC-SHEBOYGAN-SAUK-COLUMBIA-DODGE- WASHINGTON-OZAUKEE-IOWA-DANE-JEFFERSON-WAUKESHA-MILWAUKEE- LAFAYETTE-GREEN-ROCK-WALWORTH-RACINE-KENOSHA- 515 AM CDT SAT JUN 28 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL WISCONSIN...SOUTH CENTRAL WISCONSIN AND SOUTHEAST WISCONSIN. .DAY ONE...TODAY AND TONIGHT SCATTERED THUNDERSTORMS WILL DEVELOP FROM LATE MORNING INTO THE AFTERNOON AS AN UPPER LEVEL DISTURBANCE MOVES ACROSS THE REGION. MORE WIDESPREAD THUNDERSTORMS ARE EXPECTED FROM LATE THIS EVENING INTO THE OVERNIGHT AS A LINE OF THUNDERSTORMS MOVE EAST ACROSS THE AREA. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS WEST OF MADISON FOR SUNDAY NIGHT AND ANOTHER SLIGHT RISK SOUTH OF A LINE FROM MADISON TO MILWAUKEE FOR MONDAY. THE RISK OF SEVERE THUNDERSTORMS MAY EXPAND TO COVER MUCH OF SOUTHERN WISCONSIN DURING THIS PERIOD. A COUPLE UPPER LEVEL DISTURBANCES AND FRONTS WILL AFFECT THE REGION DURING THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED SUNDAY NIGHT AND MONDAY. LMZ643>646-291015- SHEBOYGAN TO PORT WASHINGTON WI- PORT WASHINGTON TO NORTH POINT LIGHT WI- NORTH POINT LIGHT TO WIND POINT WI- WIND POINT WI TO WINTHROP HARBOR IL- 515 AM CDT SAT JUN 28 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE MICHIGAN. .DAY ONE...TODAY AND TONIGHT SCATTERED THUNDERSTORMS WILL DEVELOP FROM LATE MORNING INTO THE AFTERNOON AS AN UPPER LEVEL DISTURBANCE MOVES ACROSS THE REGION. MORE WIDESPREAD THUNDERSTORMS ARE EXPECTED WELL AFTER MIDNIGHT AS A LINE OF THUNDERSTORMS MOVE EAST ACROSS WISCONSIN AND LAKE MICHIGAN. PATCHY FOG IS POSSIBLE MAINLY NORTH OF PORT WASHINGTON. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED AT TIMES FROM SUNDAY NIGHT THROUGH MONDAY NIGHT. SOME STORMS MAY BE STRONG OR SEVERE DURING THIS TIME. WWW.WEATHER.GOV/MKX MG
The Milwaukee radar (KMKX), 45 km away, was scanning. The volume nearest the first event began at 17:36 UTC.
1 thunderstorm wind. Local standard time, as filed.
A wet microburst uprooted one large Oak tree and snapped another large tree in half.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wisconsin in 2014Every state in 2014This day in weather historyWarnings in Wisconsin, June 2014
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: 517168.