2 marine thunderstorm wind, as filed by the National Weather Service.
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 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 Mar 28, 2:58 PM EST, 5 hours 19 minutes earlier.
SOUTHEAST MICHIGAN AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 258 PM EST FRI MAR 28 2003 MODELS QUITE SIMILAR. AT THE SURFACE...COLD FRONT WHIPS THROUGH THIS EVENING...WITH ENTIRE LOW/FRONTAL SYSTEM CONTINUING EAST AND NORTHEAST SATURDAY...WITH BROAD CYCLONIC FLOW CONTINUING THROUGH SUNDAY FOLLOWED BY RIDGE. AT 500 MB...LARGE TROUGH WEST OF GREAT LAKES TO BE SHARPENED TONIGHT BY WELL DEFINED SHORTWAVE TROUGH OVER NORTHERN PLAINS PLUNGING SOUTHEAST...SEEN IN WATER VAPOR IMAGERY. THIS ENTIRE HIGH AMPLITUDE 500 MB TROUGH THEN MOVING ACROSS GREAT LAKES DURING THE WEEKEND WHILE GETTING FURTHER REINFORCED. DEEPER MOISTURE...AS PER 850 TO 500 MB...EARLY TONIGHT PASSES OFF TO THE EAST WITH SUCH VERY MODEST AT BEST THEREAFTER INTO MONDAY. OMEGA LIFT SUPPLYING EXCELLENT DYNAMICS THIS EVENING...THEN WEAK SUBSIDENCE SETS IN LATE TONIGHT AND PREVAILS MOST OF WEEKEND. 850 TO 500 MB QVECTOR CONVERGENCE/LIFT MODEST THIS EVENING...THEN GOOD DIVERGENCE/SUBSIDENCE LATE TONIGHT AND MOST OF SATURDAY...SOME WEAK CONVERGENCE/LIFT BY SATURDAY NIGHT...WITH NEXT GOOD LIFT MONDAY NIGHT. 250 MB DIVERGENCE/850 MB CONVERGENCE COUPLING FAIRLY GOOD THIS EVENING AS WELL...AS WELL AS SURFACE CONVERGENCE AND 850 TO 500 MB FRONTOGENETICAL FORCING. WILL GO QUITE CLOSE TO GOING ZONES...AS GUIDANCE SIMILAR TO OVERNIGHT RUNS IN MOST RESPECTS. GOOD COOL DOWN LATE TONIGHT AS 850 MB TEMPERATURES DROP TO BELOW FREEZING WITH BROAD THERMAL TROUGH CONTINUING THROUGH THE WEEKEND AND INTO MONDAY. WILL CONTINUE DRY FORECAST VERY LATE TONIGHT THROUGH MIDDAY SATURDAY...DUE TO SUBSIDENCE...AFTER WHICH TIME SOME DIURNAL EFFECT SHOULD AID LIGHT SNOW OR RAIN SHOWERS BY SATURDAY AFTERNOON WITH LOW LEVEL CYCLONIC FLOW...AT WHICH TIME EXPECT DEEP ENOUGH MOISTURE TO TAP MINUS 10C ISOTHERM AND ICE CRYSTALS FOR SNOWFLAKE PRODUCTION. LATER PERIODS... MODELS IN REASONABLE AGREEMENT DEPICTING AT 500 MB HIGH AMPLITUDE TROUGH MOVING OFF TO THE EAST BY MONDAY...THEN BROAD RIDGE PREVAILING...THOUGH RIDGE SUPPRESSED SOMEWHAT BY WEAK SHORTWAVE TROUGH RIDING THE RIDGE TO ACROSS THE NORTHERN LAKES REGION LATE TUESDAY THROUGH TUESDAY NIGHT FOLLOWED BY RIDGE A BIT MORE FIRMLY IN CONTROL THROUGH REST OF WORK WEEK. AT THE SURFACE...MODELS IN VERY GOOD CONSENSUS PIVOTING WARM FRONT THROUGH MONDAY NIGHT BEHIND MONDAY WEAK RIDGE...THEN LOOKING SOMEWHAT UNSETTLED MOST OF NEXT WEEK...WITH WEAK LOW PASSING EAST ACROSS LAKES REGION AND ANOTHER WARM FRONT INTO AREA WEDNESDAY NIGHT/THURSDAY TIME FRAME. GFS SUBSEQUENTLY BRINGS LOW/COLD FRONT ON THROUGH BY SATURDAY. WILL CONTINUE CHANCE OF PRECIPITATION MONDAY AFTERNOON THROUGH WEDNESDAY...WITH THICKNESSES SHOWING MIX CHANGING TO ALL RAIN BY TUESDAY. WILL ALSO ADD CHANCE OF RAIN SHOWERS THURSDAY AND ADD THUNDER FOR FRIDAY...AS ETAXX SHOWS WARM SECTOR IN PLACE WITH INDICATIONS OF INCREASING APPROACHING CAPE/INSTABILITY AS PER ETAXX. .DTX...GALE WARNING...UNTIL LATE TONIGHT...LAKE HURON. DWD EXPERIMENTAL GRAPHICAL FORECASTS ARE AVAILABLE ONLINE AT HTTP://WWW.CRH.NOAA.GOV/DTX (ALL LOWER CASE)
MIZ047>049-053>055-060>063-068>070-075-076-082-083-291000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 645 PM EST FRI MAR 28 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST MICHIGAN .DAY ONE...TODAY AND TONIGHT SEVERE THUNDERSTORMS ARE POSSIBLE THIS EARLY THIS EVENING. SEVERE THUNDERSTORM WATCH NUMBER 82 IS IN EFFECT UNTIL 10 PM. FOR GREATER DETAIL...SEE THE AREAL OUTLINE FOR SEVERE THUNDERSTORM WATCH NUMBER 82. THUNDERSTORMS WILL CONTINUE TO MOVE EAST ACROSS THE EASTERN COUNTIES OF SOUTHEAST LOWER MICHIGAN THROUGH 10 PM...AFFECTING THE CITIES OF DETROIT...FLINT...LAPEER AND PORT HURON. SOME OF THESE THUNDERSTORMS MAY BE SEVERE. WIND GUSTS IN EXCESS OF 70 MPH AND HAIL UP TO ONE INCH IN DIAMETER ARE POSSIBLE. STORM MOTION WILL BE TO THE NORTHEAST AT 45 MPH. THESE THUNDERSTORMS ARE EXPECTED ACROSS EASTERN INDIANA AND LOWER MICHIGAN IN THE UNSTABLE AIRMASS AHEAD OF A STRONG COLD FRONT. THIS COLD FRONT WILL PASS TO EAST OF THE REGION BY MIDNIGHT. GALE FORCE WINDS ARE ALSO EXPECTED ACROSS LAKE HURON THIS AFTERNOON AND MUCH OF TONIGHT. PLEASE SEE THE LAKE HURON FORECAST FOR ADDITIONAL DETAILS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY NO HAZARDOUS WEATHER EXPECTED. .SPOTTER INFORMATION STATEMENT... DISPATCHERS PLEASE NOTIFY YOUR EMERGENCY MANAGERS IMMEDIATELY. SPOTTER ACTIVATION HAS OCCURRED. && STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL MEDIA OUTLETS...FOR THE LATEST FORECAST INFORMATION FROM THE NATIONAL WEATHER SERVICE. YOU CAN ALSO OBTAIN THE LATEST FORECAST ON THE NATIONAL WEATHER SERVICE WEB SITE HTTP://WWW.CRH.NOAA.GOV/DTX/ (ALL LOWER CASE) GSS
MIZ047>049-053>054-060>062-068-075-082-290000 - SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 603 PM EST FRI MAR 28 2003 SEVERE THUNDERSTORM WATCH NUMBER 80 HAS BEEN CLEARED FOR ALL OF SOUTHEAST LOWER MICHIGAN. THIS WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES... IN SOUTHEAST MICHIGAN BAY...MIDLAND...SAGINAW...LAPEER...GENESEE...SHIAWASSEE... LIVINGSTON...WASHTENAW...LENAWEE...HURON AND TUSCOLA COUNTIES...UNTIL 700 PM EST. A NEW WATCH WILL BE ISSUED SHORTLY FOR EASTERN COUNTIES OF SOUTHEAST LOWER MICHIGAN. GSS
MIZ047>049-053>054-060>062-068-075-082-290000- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 603 PM EST FRI MAR 28 2003 SEVERE THUNDERSTORM WATCH NUMBER 80 HAS BEEN CLEARED FOR ALL OF SOUTHEAST LOWER MICHIGAN. THIS WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES... IN SOUTHEAST MICHIGAN BAY...MIDLAND...SAGINAW...LAPEER...GENESEE...SHIAWASSEE... LIVINGSTON...WASHTENAW...LENAWEE...HURON AND TUSCOLA COUNTIES...UNTIL 700 PM EST. A NEW WATCH WILL BE ISSUED SHORTLY FOR EASTERN COUNTIES OF SOUTHEAST LOWER MICHIGAN. GSS
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</html>2 marine thunderstorm wind. Local standard time, as filed.
A 45 MPH wind gust was measured as a cluster of thunderstorms moved over the Detroit River and Lake St Clair.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Lake St. Clair in 2003Every state in 2003This 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: 5345157, 5345158.