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Marine Observations

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

Northern Michigan Temperatures and Precipitation

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Marine

Michigan

Yesterday

                        

844

SXUS83 KAPX 181138

OMRAPX



Marine Observations

National Weather Service Gaylord MI

738 AM EDT Mon May 18 2026



                    WIND  DATA (KTS)   WAVES  WATER

SITE   DATE/TIME   DIR   SPEED   GUST  (FT)  TEMP(F) SITE NAME

-------------------------------------------------------------



Lake Superior/St Marys River



GRMM4   181050Z    300      6     21                 Grand Marais

GRMM4   181050Z    300      6     21                 Grand Marais

PTIM4   181100Z    120      9     14                 Point Iroquois

CYAM    181100Z    100      8                        SOO (Canada)

KANJ    181055Z    120     10     16                 Sault Ste Marie

SWPM4   181100Z    120      8     12           42.26    S.W. Pier

LTRM4   181100Z    150      7     10           41.36    Little Rapids

RCKM4   181100Z    110      5      7           45.14    Rock Cut

WNEM4   181100Z    130      7     11           42.44    West Nebish Island



Lake Huron



DTLM4   181100Z    180      5      7           43.69    DeTour Village

KDRM    181115Z    130      5                        Drummond Island

KMCD    181115Z    100      9     15                 Mackinac Island

MACM4   181100Z    120     12     14           47.29    Mackinac City

KSLH    181115Z    120      6                        Cheboygan Airport

CYGM4   181130Z     90      6     14                 Cheboygan Marina

KPZQ    181115Z    130      3                        Rogers City

PRIM4   181050Z    130      1     15                 Presque Isle Light

KAPN    181054Z    160      5                        Alpena Guard Base

APNM4   181120Z    150      6      7                 Alpena Harbor Light

KOSC    181115Z    210      3                        Oscoda

TAWM4   181040Z     90      3                        Tawas Point



Lake Michigan



KISQ    181115Z    100     10                        Manistique

PNLM4   181100Z    100     19     24           46.76    Port Inland

NABM4   181040Z    120     18     21                 Naubinway

KSJX    181115Z    100      8                        St James

KPLN    181054Z    130      4                        Pellston

KMGN    181115Z     70      6                        Harbor Springs

KCVX    181115Z    130      6                        Charlevoix

GTLM4   181040Z    160     10     18                 Grand Traverse Light

KTVC    181053Z    160      4                        Traverse City

BSBM4   181040Z    170     19     26                 Big Sable Point

LDTM4   181100Z    200     17     23                 Ludington

KLDM    181115Z    190     15     24                 Ludington Airport

                        

347

ASUS43 KDTX 181201

RWRMI

MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP

NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI

800 AM EDT MON MAY 18 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>083-181300-

SOUTHEAST LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ADRIAN         SUNNY     69  61  75 S6        30.01R TC  21

6HR MIN TEMP:  64; 6HR MAX TEMP:  69;



ALMA           MOSUNNY   72  59  64 S13G18    29.90S TC  22

6HR MIN TEMP:  50; 6HR MAX TEMP:  71;



ANN ARBOR      SUNNY     68  60  75 S8        30.00R TC  20

BAD AXE        MOSUNNY   69  60  71 S9        29.94R TC  21

6HR MIN TEMP:  51; 6HR MAX TEMP:  69;



CARO           SUNNY     73  61  64 S10       29.93R TC  23

DETROIT CITY   SUNNY     72  60  66 SW12      29.99R TC  22

6HR MIN TEMP:  69; 6HR MAX TEMP:  74;



DETROIT        MOSUNNY   71  61  70 S9        30.00R TC  22

6HR MIN TEMP:  66; 6HR MAX TEMP:  71;



FLINT          MOSUNNY   72  60  66 S10       29.96R TC  22

6HR MIN TEMP:  70; 6HR MAX TEMP:  72;



GROSSE ILE     SUNNY     64  61  88 S8        30.01R TC  18

6HR MIN TEMP:  60; 6HR MAX TEMP:  64;



HILLSDALE      SUNNY     68  61  77 S7        30.00R TC  20

6HR MIN TEMP:  65; 6HR MAX TEMP:  69;



HOWELL         SUNNY     70  59  68 SW9       29.97R TC  21

6HR MIN TEMP:  66; 6HR MAX TEMP:  70;





CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

JACKSON        SUNNY     71  60  68 S14       29.99R TC  22

6HR MIN TEMP:  68; 6HR MAX TEMP:  72;



LAMBERTVILLE   SUNNY     72  61  68 S8        30.01R TC  22

6HR MIN TEMP:  68; 6HR MAX TEMP:  72;



LANSING        MOSUNNY   73  59  61 S15       29.95R TC  23

6HR MIN TEMP:  69; 6HR MAX TEMP:  73;



LAPEER         SUNNY     73  59  60 S6        29.97R TC  23

MASON          SUNNY     74  57  54 SW8       29.96R TC  23

6HR MIN TEMP:  70; 6HR MAX TEMP:  74;



MONROE         SUNNY     72  63  73 S9        30.01R TC  22

MT. CLEMENS    SUNNY     69  62  76 S6        29.95R TC  21

6HR MIN TEMP:  60; 6HR MAX TEMP:  69;



PONTIAC        MOSUNNY   70  59  68 S6        29.99R TC  21

6HR MIN TEMP:  67; 6HR MAX TEMP:  72;



PORT HOPE        N/A     71  59  65 VRB5      29.91R TC  22

6HR MIN TEMP:  46; 6HR MAX TEMP:  71;



PORT HURON     SUNNY     72  59  64 S9        29.99R TC  22

TRI CITIES     SUNNY     68  58  70 S9        29.92R TC  20

6HR MIN TEMP:  50; 6HR MAX TEMP:  68;



MIDLAND        SUNNY     66  55  68 S6        29.90R TC  19

TROY           SUNNY     70  61  73 SW10      29.99R TC  21

SAGINAW HB     MOSUNNY   72  59  64 S13       29.91S TC  22

6HR MIN TEMP:  51; 6HR MAX TEMP:  72;



$$

MIZ043>046-050>051-056>058-064>065-071>073-077>080-181300-

SOUTHWEST LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

BATTLE CREEK   MOSUNNY   72  60  66 S13G22    29.96R TC  22

6HR MIN TEMP:  66; 6HR MAX TEMP:  72;



BENTON HARBOR  PTSUNNY   75  61  61 S9G22     29.90R TC  24

6HR MIN TEMP:  74; 6HR MAX TEMP:  75;



BIG RAPIDS     PTSUNNY   59  54  82 NE2       29.87R TC  15

6HR MIN TEMP:  51; 6HR MAX TEMP:  58;



COLDWATER      MOSUNNY   72  61  68 S14       29.98R TC  22

6HR MIN TEMP:  69; 6HR MAX TEMP:  72;



FREMONT        PTSUNNY   75  61  60 SW20G25   29.86R TC  24

6HR MIN TEMP:  69; 6HR MAX TEMP:  76;



HOLLAND        MOSUNNY   77  62  59 SW21G39   29.89R TC  25

6HR MIN TEMP:  75; 6HR MAX TEMP:  77;



GRAND RAPIDS   PTSUNNY   73  59  61 S12       29.91R TC  23

6HR MIN TEMP:  69; 6HR MAX TEMP:  73;



IONIA          MOSUNNY   73  59  60 S18       29.92R TC  23

6HR MIN TEMP:  69; 6HR MAX TEMP:  73;



KALAMAZOO      MOSUNNY   71  60  68 S12       29.94S TC  22

6HR MIN TEMP:  67; 6HR MAX TEMP:  72;



LUDINGTON      PTSUNNY   72  57  60 S20G29    29.82R TC  22

6HR MIN TEMP:  64; 6HR MAX TEMP:  74;



MARSHALL       MOSUNNY   73  60  64 S7        29.97R TC  23

6HR MIN TEMP:  69; 6HR MAX TEMP:  73;



MOUNT PLEASANT MOSUNNY   63  56  79 S3        29.89S TC  17

6HR MIN TEMP:  51; 6HR MAX TEMP:  63;



MUSKEGON       PTSUNNY   72  57  59 S23G39    29.86S TC  22

6HR MIN TEMP:  72; 6HR MAX TEMP:  76;



SOUTH HAVEN    CLOUDY    77  61  57 S14       29.89S TC  25

$$

MIZ016>042-181300-

NORTHERN LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ALPENA         MOSUNNY   51  49  92 S8        29.88S TC  11

6HR MIN TEMP:  46; 6HR MAX TEMP:  51;



BEAVER ISLAND  PTSUNNY   52  50  93 E8        29.79R TC  11

6HR MIN TEMP:  47; 6HR MAX TEMP:  52;



BELLAIRE       PTSUNNY   61  55  80 S3        29.82R TC  16

6HR MIN TEMP:  49; 6HR MAX TEMP:  61;



CADILLAC       PTSUNNY   66  55  68 SW10      29.85S TC  19

6HR MIN TEMP:  53; 6HR MAX TEMP:  66;



CHARLEVOIX     PTSUNNY   59  54  82 SE7       29.79R TC  15

6HR MIN TEMP:  51; 6HR MAX TEMP:  58;



CHEBOYGAN      CLOUDY    52  50  93 SE7       29.82F TC  11

6HR MIN TEMP:  49; 6HR MAX TEMP:  52;



GAYLORD        PTSUNNY   55  50  83 S15G22    29.86S TC  13

6HR MIN TEMP:  47; 6HR MAX TEMP:  55;



GRAYLING       PTSUNNY   52  50  93 CALM      29.85S TC  11

6HR MIN TEMP:  48; 6HR MAX TEMP:  52;



HARBOR SPRINGS PTSUNNY   54  53  97 E5        29.81S TC  12

HOUGHTON LAKE  MOSUNNY   60  52  74 S9        29.89R TC  16

6HR MIN TEMP:  51; 6HR MAX TEMP:  60;



MANISTEE       PTSUNNY   74  59  59 S14G20    29.81R TC  23

OSCODA         MOSUNNY   52  46  82 S3        29.90F TC  11

6HR MIN TEMP:  45; 6HR MAX TEMP:  52;



PELLSTON       PTSUNNY   51  49  92 SE7       29.83S TC  11

6HR MIN TEMP:  49; 6HR MAX TEMP:  51;



ROGERS CITY    PTSUNNY   50  48  93 SE6       29.85F TC  10

TRAVERSE CITY  CLOUDY    64  56  75 S6        29.79R TC  18

6HR MIN TEMP:  51; 6HR MAX TEMP:  64;



$$

MIZ007>008-015-181300-

EASTERN UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

KINROSS        CLOUDY    50  50 100 SE14      29.84F FOG     TC  10

6HR MIN TEMP:  49; 6HR MAX TEMP:  50; 6HR PCP:  0.15;



MACKINAC ISLAN FOG       41  41 100 E10G18    29.82F VSB<1/4 TC   5

6HR MIN TEMP:  41; 6HR MAX TEMP:  51;



NEWBERRY       CLOUDY    52  50  93 S5        29.80R TC  11

6HR MIN TEMP:  50; 6HR MAX TEMP:  52;



S. S. MARIE    CLOUDY    51  50  96 E10G17    29.83F FOG     TC  11

6HR MIN TEMP:  50; 6HR MAX TEMP:  51; 6HR PCP:  0.06;



$$

MIZ004>006-011>014-085-181300-

CENTRAL UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

MANISTIQUE     MOSUNNY   52  49  89 SE13G18   29.76F TC  11

6HR MIN TEMP:  49; 6HR MAX TEMP:  52;



ESCANABA       CLOUDY    50  50 100 E10       29.73F TC  10

6HR MIN TEMP:  49; 6HR MAX TEMP:  50; 6HR PCP: TRACE;



MENOMINEE      CLOUDY    49  49 100 S3        29.77R TC   9

6HR MIN TEMP:  48; 6HR MAX TEMP:  49;



SAWYER-GWINN   CLOUDY    50  50 100 S14       29.67F TC  10

MUNISING         N/A     54  50  86 S12G23    29.70F TC  12

6HR MIN TEMP:  51; 6HR MAX TEMP:  54; 6HR PCP:  0.06;



$$

MIZ001>003-009>011-084-181300-

WESTERN UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

IRON MOUNTAIN  CLOUDY    51  51 100 S5        29.72R FOG     TC  11

6HR MIN TEMP:  50; 6HR MAX TEMP:  51; 6HR PCP:  0.02;



HOUGHTON       FOG       46  45  96 CALM      29.71R VSB 1/2 TC   8

6HR MIN TEMP:  42; 6HR MAX TEMP:  46; 6HR PCP:  0.24;



COPPER HARBOR    N/A     48  47  96 SW16G25   29.71R TC   9

6HR MIN TEMP:  44; 6HR MAX TEMP:  49; 6HR PCP:  0.21;



IRONWOOD       FOG       45  45 100 W6        29.75R VSB 1/2 TC   7

6HR MIN TEMP:  45; 6HR MAX TEMP:  56; 6HR PCP:  0.27;



$$



ABBREVIATIONS USED IN REMARKS

   TC - TEMPERATURE IN CELSIUS

  WCI - WIND CHILL INDEX

   HX - HEAT INDEX

  VSB - VISIBILITY

Severe Storms Possible Today and Tuesday

Observations