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Home Return to list Severe Thunderstorm Watch 0221 Issued by the Detroit / Pontiac Forecast Office
Action: New Issued At: 2026-05-18 12:03:48 136 WWUS63 KDTX 181703 WCNDTX WATCH COUNTY NOTIFICATION FOR WATCH 221 NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 103 PM EDT MON MAY 18 2026 MIC017-049-063-087-091-093-099-111-115-125-145-147-151-155-157- 161-163-190000- /O.NEW.KDTX.SV.A.0221.260518T1703Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 221 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN MICHIGAN THIS WATCH INCLUDES 17 COUNTIES IN SOUTHEAST MICHIGAN BAY GENESEE HURON LAPEER LENAWEE LIVINGSTON MACOMB MIDLAND MONROE OAKLAND SAGINAW SANILAC SHIAWASSEE ST. CLAIR TUSCOLA WASHTENAW WAYNE THIS INCLUDES THE CITIES OF ADRIAN, ALMONT, ANN ARBOR, BAD AXE, BAY CITY, BRIGHTON, BROWN CITY, CANTON, CARO, CASEVILLE, CASS CITY, CROSWELL, DEARBORN, DECKERVILLE, DURAND, FERNDALE, FLINT, FOWLERVILLE, HARBOR BEACH, HOWELL, IMLAY CITY, LAMBERTVILLE, LAPEER, LEXINGTON, LINCOLN PARK, LIVONIA, MARLETTE, MARYSVILLE, MAYVILLE, MIDLAND, MILLINGTON, MONROE, NOVI, OWOSSO, PIGEON, PONTIAC, PORT HURON, REDFORD, REESE, ROYAL OAK, SAGINAW, SANDUSKY, SEBEWAING, SOUTHFIELD, ST. CLAIR SHORES, STERLING HEIGHTS, TAYLOR, TEMPERANCE, TROY, UBLY, VASSAR, WARREN, WATERFORD, AND WESTLAND. $$ LCZ422-423-460-LEZ444-LHZ421-422-441>443-462>464-190000- /O.NEW.KDTX.SV.A.0221.260518T1703Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 221 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS ST. CLAIR RIVER DETROIT RIVER LAKE ST CLAIR MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI PORT AUSTIN TO HARBOR BEACH MI HARBOR BEACH TO PORT SANILAC MI PORT SANILAC TO PORT HURON MI LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE $$ Action: New Issued At: 2026-05-18 12:03:48 136 WWUS63 KDTX 181703 WCNDTX WATCH COUNTY NOTIFICATION FOR WATCH 221 NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 103 PM EDT MON MAY 18 2026 MIC017-049-063-087-091-093-099-111-115-125-145-147-151-155-157- 161-163-190000- /O.NEW.KDTX.SV.A.0221.260518T1703Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 221 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS IN MICHIGAN THIS WATCH INCLUDES 17 COUNTIES IN SOUTHEAST MICHIGAN BAY GENESEE HURON LAPEER LENAWEE LIVINGSTON MACOMB MIDLAND MONROE OAKLAND SAGINAW SANILAC SHIAWASSEE ST. CLAIR TUSCOLA WASHTENAW WAYNE THIS INCLUDES THE CITIES OF ADRIAN, ALMONT, ANN ARBOR, BAD AXE, BAY CITY, BRIGHTON, BROWN CITY, CANTON, CARO, CASEVILLE, CASS CITY, CROSWELL, DEARBORN, DECKERVILLE, DURAND, FERNDALE, FLINT, FOWLERVILLE, HARBOR BEACH, HOWELL, IMLAY CITY, LAMBERTVILLE, LAPEER, LEXINGTON, LINCOLN PARK, LIVONIA, MARLETTE, MARYSVILLE, MAYVILLE, MIDLAND, MILLINGTON, MONROE, NOVI, OWOSSO, PIGEON, PONTIAC, PORT HURON, REDFORD, REESE, ROYAL OAK, SAGINAW, SANDUSKY, SEBEWAING, SOUTHFIELD, ST. CLAIR SHORES, STERLING HEIGHTS, TAYLOR, TEMPERANCE, TROY, UBLY, VASSAR, WARREN, WATERFORD, AND WESTLAND. $$ LCZ422-423-460-LEZ444-LHZ421-422-441>443-462>464-190000- /O.NEW.KDTX.SV.A.0221.260518T1703Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 221 IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS ST. CLAIR RIVER DETROIT RIVER LAKE ST CLAIR MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI PORT AUSTIN TO HARBOR BEACH MI HARBOR BEACH TO PORT SANILAC MI PORT SANILAC TO PORT HURON MI LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE $$ Action: Cancelled Issued At: 2026-05-18 17:16:28 262 WWUS63 KDTX 182215 WCNDTX WATCH COUNTY NOTIFICATION FOR WATCH 221 NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 615 PM EDT MON MAY 18 2026 MIC017-049-063-087-091-093-099-111-115-125-145-147-151-155-157- 161-163-182315- /O.CAN.KDTX.SV.A.0221.000000T0000Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 221 FOR THE FOLLOWING AREAS IN MICHIGAN THIS CANCELS 17 COUNTIES IN SOUTHEAST MICHIGAN BAY GENESEE HURON LAPEER LENAWEE LIVINGSTON MACOMB MIDLAND MONROE OAKLAND SAGINAW SANILAC SHIAWASSEE ST. CLAIR TUSCOLA WASHTENAW WAYNE THIS INCLUDES THE CITIES OF ADRIAN, ALMONT, ANN ARBOR, BAD AXE, BAY CITY, BRIGHTON, BROWN CITY, CANTON, CARO, CASEVILLE, CASS CITY, CROSWELL, DEARBORN, DECKERVILLE, DURAND, FERNDALE, FLINT, FOWLERVILLE, HARBOR BEACH, HOWELL, IMLAY CITY, LAMBERTVILLE, LAPEER, LEXINGTON, LINCOLN PARK, LIVONIA, MARLETTE, MARYSVILLE, MAYVILLE, MIDLAND, MILLINGTON, MONROE, NOVI, OWOSSO, PIGEON, PONTIAC, PORT HURON, REDFORD, REESE, ROYAL OAK, SAGINAW, SANDUSKY, SEBEWAING, SOUTHFIELD, ST. CLAIR SHORES, STERLING HEIGHTS, TAYLOR, TEMPERANCE, TROY, UBLY, VASSAR, WARREN, WATERFORD, AND WESTLAND. $$ LCZ422-423-460-LEZ444-LHZ421-422-441>443-462>464-182315- /O.CAN.KDTX.SV.A.0221.000000T0000Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 221 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS ST. CLAIR RIVER DETROIT RIVER LAKE ST CLAIR MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI PORT AUSTIN TO HARBOR BEACH MI HARBOR BEACH TO PORT SANILAC MI PORT SANILAC TO PORT HURON MI LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE $$ Action: Cancelled Issued At: 2026-05-18 17:16:28 262 WWUS63 KDTX 182215 WCNDTX WATCH COUNTY NOTIFICATION FOR WATCH 221 NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 615 PM EDT MON MAY 18 2026 MIC017-049-063-087-091-093-099-111-115-125-145-147-151-155-157- 161-163-182315- /O.CAN.KDTX.SV.A.0221.000000T0000Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 221 FOR THE FOLLOWING AREAS IN MICHIGAN THIS CANCELS 17 COUNTIES IN SOUTHEAST MICHIGAN BAY GENESEE HURON LAPEER LENAWEE LIVINGSTON MACOMB MIDLAND MONROE OAKLAND SAGINAW SANILAC SHIAWASSEE ST. CLAIR TUSCOLA WASHTENAW WAYNE THIS INCLUDES THE CITIES OF ADRIAN, ALMONT, ANN ARBOR, BAD AXE, BAY CITY, BRIGHTON, BROWN CITY, CANTON, CARO, CASEVILLE, CASS CITY, CROSWELL, DEARBORN, DECKERVILLE, DURAND, FERNDALE, FLINT, FOWLERVILLE, HARBOR BEACH, HOWELL, IMLAY CITY, LAMBERTVILLE, LAPEER, LEXINGTON, LINCOLN PARK, LIVONIA, MARLETTE, MARYSVILLE, MAYVILLE, MIDLAND, MILLINGTON, MONROE, NOVI, OWOSSO, PIGEON, PONTIAC, PORT HURON, REDFORD, REESE, ROYAL OAK, SAGINAW, SANDUSKY, SEBEWAING, SOUTHFIELD, ST. CLAIR SHORES, STERLING HEIGHTS, TAYLOR, TEMPERANCE, TROY, UBLY, VASSAR, WARREN, WATERFORD, AND WESTLAND. $$ LCZ422-423-460-LEZ444-LHZ421-422-441>443-462>464-182315- /O.CAN.KDTX.SV.A.0221.000000T0000Z-260519T0000Z/ THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM WATCH 221 FOR THE FOLLOWING AREAS THIS CANCELS THE FOLLOWING ADJACENT COASTAL WATERS ST. CLAIR RIVER DETROIT RIVER LAKE ST CLAIR MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW BAY INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI PORT AUSTIN TO HARBOR BEACH MI HARBOR BEACH TO PORT SANILAC MI PORT SANILAC TO PORT HURON MI LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||