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Severe Storms Possible Later Today into Tonight

Severe thunderstorms possible later today into tonight. Read More >

Observations from across/near northern Michigan

Marine Observations

Michigan Hourly Observations

 

Yesterday's high, low and precipitation reports from across northern Michigan

Northern Michigan Temperatures and Precipitation

 

Observation Text Products

                        
482
SXUS83 KAPX 211708
OMRAPX

Marine Observations
National Weather Service Gaylord MI
108 PM EDT Tue Jul 21 2026

WIND DATA (KTS) WAVES WATER
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME
-------------------------------------------------------------

Lake Superior/St Marys River

GRMM4 211650Z 320 26 32 Grand Marais
GRMM4 211650Z 320 26 32 Grand Marais
PTIM4 211630Z 290 6 13 Point Iroquois
CYAM 211634Z 310 13 18 SOO (Canada)
KANJ 211655Z 290 8 Sault Ste Marie
SWPM4 211630Z 270 9 12 67.46 S.W. Pier
LTRM4 211630Z 290 9 11 60.07 Little Rapids
RCKM4 211630Z 280 8 12 67.81 Rock Cut
WNEM4 211630Z 300 10 12 61.51 West Nebish Island

Lake Huron

DTLM4 211630Z 300 6 13 62.59 DeTour Village
KDRM 211655Z 300 6 Drummond Island
KMCD 211655Z 300 7 Mackinac Island
MACM4 211630Z 290 12 18 69.07 Mackinac City
KSLH 211655Z 300 10 16 Cheboygan Airport
CYGM4 211705Z 310 4 18 Cheboygan Marina
KPZQ 211655Z 310 10 Rogers City
PRIM4 211650Z 300 12 17 Presque Isle Light
KAPN 211654Z 290 7 16 Alpena Guard Base
APNM4 211650Z 280 11 17 Alpena Harbor Light
TBIM4 211630Z 260 7 9 Thunder Bay Island
SPTM4 211650Z 290 4 13 Sturgeon Point Light
KOSC 211655Z 310 6 Oscoda
TAWM4 211640Z 260 7 12 Tawas Point
GSLM4 211640Z 210 17 18 Gravelly Shoals

Lake Michigan

KISQ 211646Z 330 17 25 Manistique
PNLM4 211630Z 340 14 23 67.09 Port Inland
NABM4 211640Z 340 15 19 Naubinway
KSJX 211655Z 330 12 19 St James
KPLN 211654Z 320 16 Pellston
KMGN 211655Z 290 10 18 Harbor Springs
KCVX 211655Z 310 11 16 Charlevoix
GTLM4 211640Z 320 16 21 Grand Traverse Light
KTVC 211653Z 310 11 Traverse City
KFKS 211655Z 320 10 Frankfort
BSBM4 211640Z 310 11 12 Big Sable Point
LDTM4 211630Z 290 5 11 Ludington
KLDM 211655Z 320 11 17 Ludington Airport


                        
002
ASUS43 KDTX 211710
RWRMI
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
ISSUED BY NATIONAL WEATHER SERVICE GRAND RAPIDS MI
100 PM EDT TUE JUL 21 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTION TO VISIBILITY.

MIZ047>049-052>055-059>063-066>070-074>076-081>083-211800-
SOUTHEAST LOWER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
ADRIAN MOSUNNY 85 66 53 W12 29.65S TC 29
ALMA PTSUNNY 81 64 57 W15 29.57F TC 27
ANN ARBOR MOSUNNY 82 70 66 W13G26 29.61 TC 28
BAD AXE MOSUNNY 81 68 65 NW10 29.53F TC 27
DETROIT CITY PTSUNNY 85 67 54 SW17G25 29.56F TC 29
DETROIT PTSUNNY 86 66 51 SW16G28 29.59F TC 30
FLINT PTSUNNY 85 63 47 W15G24 29.56F TC 29
GROSSE ILE MOSUNNY 84 72 65 SW12 29.59F TC 29
HILLSDALE PTSUNNY 82 66 57 W13G22 29.67S TC 28
HOWELL PTSUNNY 82 64 54 W12G20 29.60F TC 28

CITY SKY/WX TMP DP RH WIND PRES REMARKS
JACKSON MOSUNNY 81 65 58 W13G22 29.64S TC 27
LANSING MOSUNNY 85 63 47 W16G25 29.61S TC 29
MASON PTSUNNY 86 60 41 W10G24 29.61F TC 30
MIDLAND LGT RAIN 70 64 83 NW6 29.57R TC 21
MONROE PTSUNNY 86 70 58 W20 29.60F HX 90 TC 30
PONTIAC PTSUNNY 84 65 53 W15G24 29.58F TC 29
PORT HOPE N/A 82 66 58 W15G22 29.51F TC 28
PORT HURON PTSUNNY 81 66 61 W8 29.53F TC 27
TRI CITIES MOSUNNY 79 62 56 W13 29.56F TC 26
YPSILANTI MOSUNNY 86 67 52 W17 29.60F TC 30
$$
MIZ043>046-050>051-056>058-064>065-071>073-077>080-211800-
SOUTHWEST LOWER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
BATTLE CREEK PTSUNNY 84 63 49 NW17G29 29.66R TC 29
BENTON HARBOR SUNNY 80 70 71 W16G25 29.70R TC 27
BIG RAPIDS PTSUNNY 77 63 61 NW16G24 29.61R TC 25
COLDWATER MOSUNNY 82 68 61 W13G20 29.67R TC 28
HOLLAND PTSUNNY 79 66 64 W14G28 29.68R TC 26
GRAND RAPIDS PTSUNNY 82 61 48 W21G30 29.64R TC 28
KALAMAZOO MOSUNNY 81 65 58 W14G26 29.66S TC 27
MARSHALL CLOUDY 81 64 57 W9 29.65R TC 27
MOUNT PLEASANT RAIN 76 68 76 NW8 29.58R TC 24
MUSKEGON MOSUNNY 79 63 57 NW17G25 29.66R TC 26
SOUTH HAVEN SUNNY 79 70 73 W14G24 29.69R TC 26
STURGIS CLOUDY 81 68 65 W8 29.68S TC 27
$$
MIZ016>042-211800-
NORTHERN LOWER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALPENA PTSUNNY 76 64 66 W8G18 29.54S TC 24
BEAVER ISLAND CLOUDY 66 61 82 NW14G22 29.62R TC 19
BELLAIRE CLOUDY 70 64 81 NW5 29.61S TC 21
CADILLAC LGT RAIN 72 66 83 NW9 29.63R TC 22
CHARLEVOIX CLOUDY 68 64 88 NW13G18 29.60R TC 20
GAYLORD CLOUDY 68 62 81 W8G21 29.61R TC 20
HOUGHTON LAKE PTSUNNY 73 63 70 NW14G21 29.60R TC 23
MANISTEE CLOUDY 72 64 76 NW14G20 29.65R TC 22
OSCODA LGT RAIN 72 66 83 NW7 29.53R TC 22
PELLSTON LGT RAIN 67 63 87 NW18 29.59R TC 19
TRAVERSE CITY CLOUDY 70 65 84 NW13 29.61R TC 21
LUDINGTON CLOUDY 75 64 69 NW13G20 29.65R TC 24
$$
MIZ007>008-015-211800-
EASTERN UPPER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
KINROSS LGT RAIN 63 61 93 NW13 29.57R TC 17
MACKINAC ISLAN CLOUDY 66 63 88 NW8 29.56R TC 19
NEWBERRY CLOUDY 59 57 94 NW10G22 29.61R TC 15
S. S. MARIE LGT RAIN 58 56 93 W9 29.55R TC 14
$$
MIZ004>006-011>014-085-211800-
CENTRAL UPPER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
MANISTIQUE CLOUDY 63 55 77 NW20G29 29.64R TC 17
ESCANABA CLOUDY 65 60 84 N10G20 29.68R TC 18
MENOMINEE LGT RAIN 67 65 93 NW14G23 29.69R TC 19
SAWYER-GWINN DRIZZLE 57 55 94 N18G30 29.72R FOG TC 14
$$
MIZ001>003-009>011-084-211800-
WESTERN UPPER MICHIGAN

CITY SKY/WX TMP DP RH WIND PRES REMARKS
IRON MOUNTAIN CLOUDY 68 60 75 NW22G31 29.72R TC 20
HOUGHTON CLOUDY 58 50 75 N13G28 29.79R TC 14
COPPER HARBOR N/A 54 50 86 N16G28 29.76R TC 12
IRONWOOD N/A 63 53 70 NW14G24 29.86R TC 17
$$

ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY