A severe thunderstorm which produced damage over Marine City tracked into the St. Clair River.
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 DTX wrote it up.
A severe thunderstorm which produced damage over Marine City tracked into the St. Clair River.
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 Detroit, MI wrote its last area forecast discussion before the first event at Apr 12, 7:04 PM EST, 38 minutes earlier.
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</html>HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 324 PM EDT SAT APR 12 2014 MIZ047-048-053-131930- MIDLAND-BAY-SAGINAW- 324 PM EDT SAT APR 12 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT A FRONTAL BOUNDARY SETTLING IN OVER THE CENTRAL GREAT LAKES WILL RESULT IN PERIODS OF SHOWERS AND A FEW THUNDERSTORMS LATE TODAY AND INTO TONIGHT...HOWEVER SEVERE WEATHER IS NOT ANTICIPATED. STORM MOTION WILL BE FROM WEST TO EAST AT 30 MPH. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY A FLOOD WATCH IS IN EFFECT SUNDAY EVENING THROUGH MONDAY EVENING. REFER TO THE LATEST FLOOD STATEMENT FOR DETAILS. PERIODS OF RAIN WILL CONTAIN A FEW THUNDERSTORMS THROUGH MONDAY. THESE STORMS ARE NOT EXPECTED TO BE SEVERE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. MIZ049-054-055-060>063-068>070-075-076-082-083-131930- HURON-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON- OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE- 324 PM EDT SAT APR 12 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A CHANCE OF THUNDERSTORMS LATE TODAY AND TONIGHT. THESE STORMS ARE NOT EXPECTED TO BE SEVERE AS THEY TRACK EAST AT 30 MPH. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THERE IS A CHANCE OF THUNDERSTORMS THROUGH MONDAY AS A FRONTAL BOUNDARY LINGERS NEAR THE AREA. PERIODS OF HEAVY RAINFALL WILL ALSO BE POSSIBLE, MAINLY LATE SUNDAY NIGHT INTO MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-131930- ST. CLAIR RIVER-DETROIT RIVER-LAKE ST. CLAIR- MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI- LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT BEYOND 5 NM OFF SHORE- LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND 5NM OFF SHORE- LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF SHORE- OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI- PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI- PORT SANILAC TO PORT HURON MI- LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE- LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE- LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE- 324 PM EDT SAT APR 12 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE HURON AND LAKE ST CLAIR. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A CHANCE OF THUNDERSTORMS LATE TODAY AND TONIGHT. THESE STORMS ARE NOT EXPECTED TO BE SEVERE AS THEY TRACK EAST AT 30 MPH. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY THERE IS A CHANCE OF THUNDERSTORMS THROUGH MONDAY AS A FRONTAL BOUNDARY LINGERS NEAR THE AREA. PERIODS OF HEAVY RAINFALL WILL ALSO BE POSSIBLE, PARTICULARLY LATE SUNDAY NIGHT INTO MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. MR YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 527 PM EDT SAT APR 12 2014 MIZ053-122230- SAGINAW- 527 PM EDT SAT APR 12 2014 ...SIGNIFICANT WEATHER ADVISORY... AT 524 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 23 MILES WEST OF ST. CHARLES...MOVING EAST AT 50 MPH. WINDS GREATER THAN 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING... BRIEF HEAVY DOWNPOURS...ARE POSSIBLE WITH THIS STORM. * THE THUNDERSTORM WILL BE NEAR... MERRILL BY 540 PM EDT... ST. CHARLES BY 550 PM EDT... BRIDGEPORT AND SAGINAW BY 605 PM EDT... FRANKENMUTH AND BIRCH RUN BY 615 PM EDT... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED. DRK
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 632 PM EDT SAT APR 12 2014 MIZ060-122330- SHIAWASSEE- 632 PM EDT SAT APR 12 2014 ...SIGNIFICANT WEATHER ADVISORY... AT 630 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 13 MILES WEST OF LAINGSBURG...MOVING EAST AT 55 MPH. PEA SIZE HAIL...WINDS UP TO 50 MPH...ARE POSSIBLE WITH THIS STORM. * THE THUNDERSTORM WILL BE NEAR... LAINGSBURG BY 645 PM EDT... CORUNNA AND OWOSSO BY 655 PM EDT... BANCROFT BY 700 PM EDT... DURAND AND LENNON BY 705 PM EDT... BYRON BY 710 PM EDT... GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE OBJECTS TO BLOW AROUND. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED. DRK
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
722 PM EDT SAT APR 12 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0718 PM TSTM WND DMG LINDEN 42.82N 83.78W
04/12/2014 GENESEE MI TRAINED SPOTTER
6 TO 8 INCH TREE LIMB DOWN. ESTIMATED 60 MPH WIND GUST
AND NICKEL SIZED HAIL.
&&
SSPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
747 PM EDT SAT APR 12 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0725 PM HAIL S FENTON 42.80N 83.71W
04/12/2014 M0.50 INCH GENESEE MI TRAINED SPOTTER
HAIL COVERING THR GROUND AND ESTIMATED WIND GUST OF 50
MPH
0730 PM HAIL 3 N HOLLY 42.84N 83.62W
04/12/2014 E1.00 INCH OAKLAND MI TRAINED SPOTTER
0730 PM TSTM WND GST 3 N HOLLY 42.84N 83.62W
04/12/2014 E65.00 MPH OAKLAND MI TRAINED SPOTTER
0738 PM TSTM WND DMG PERRY 42.82N 84.23W
04/12/2014 SHIAWASSEE MI TRAINED SPOTTER
DOZENS OF 1 FOOT DIAMETER PINE TREES UPROOTED
0739 PM HAIL 5 NW CLARKSTON 42.78N 83.50W
04/12/2014 M1.00 INCH OAKLAND MI TRAINED SPOTTER
&&
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</html>The Detroit radar (KDTX), 81 km away, was scanning. The volume nearest the first event began at 00:42 UTC.
1 marine thunderstorm wind. Local standard time, as filed.
A severe thunderstorm which produced damage over Marine City tracked into the St. Clair River.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Lake St. Clair in 2014Every state in 2014This day in weather history
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: 507875.