Observations

                        

422

ASUS43 KDTX 171710

RWRMI

MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP

NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI

ISSUED BY NATIONAL WEATHER SERVICE GRAND RAPIDS MI

100 PM EDT MON AUG 17 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>083-171800-

SOUTHEAST LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ADRIAN         SUNNY     80  64  58 N12       29.98F TC  27

ALMA           CLOUDY    75  57  53 N6        30.00F TC  24

ANN ARBOR        N/A    N/A N/A N/A MISG        N/A

BAD AXE        PTSUNNY   72  59  64 N7        29.98F TC  22

DETROIT CITY   CLOUDY    73  63  70 VRB5      29.98F TC  23

DETROIT        PTSUNNY   76  65  68 N8G16     29.98S TC  24

FLINT          CLOUDY    73  59  61 N7        30.00F TC  23

GROSSE ILE     CLOUDY    77  66  69 NE13G18   29.96F TC  25

HILLSDALE      CLOUDY    77  64  65 N9        30.00S TC  25

HOWELL         PTSUNNY   72  59  64 NW6       30.01S TC  22



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

JACKSON        MOSUNNY   75  61  61 N7        30.00F TC  24

LANSING        PTSUNNY   73  60  63 N7        30.01F TC  23

MASON          PTSUNNY   73  59  61 NW6       30.00F TC  23

MIDLAND        PTSUNNY   75  55  50 VRB5      29.99F TC  24

MONROE         PTSUNNY   79  70  73 E6        29.96S TC  26

MT. CLEMENS    PTSUNNY   82  70  65 N7        29.93F TC  28

PONTIAC        PTSUNNY   74  59  59 VRB7      29.99F TC  23

PORT HOPE        N/A     71  59  65 VRB5      29.99S TC  22

PORT HURON     PTSUNNY   73  61  64 N5        29.97F TC  23

TRI CITIES     MOSUNNY   73  57  57 E3        30.01F TC  23

YPSILANTI      MOSUNNY   77  63  61 VRB7      29.98F TC  25

$$

MIZ043>046-050>051-056>058-064>065-071>073-077>080-171800-

SOUTHWEST LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

BATTLE CREEK   SUNNY     76  60  57 NW9       30.01F TC  24

BENTON HARBOR  PTSUNNY   73  62  68 VRB7      30.03S TC  23

BIG RAPIDS     PTSUNNY   73  57  56 N6        30.02R TC  23

COLDWATER      MOSUNNY   77  64  65 N10       30.00S TC  25

HOLLAND        SUNNY     76  60  57 VRB6      30.03S TC  24

GRAND RAPIDS   MOSUNNY   75  60  59 VRB5      30.02S TC  24

KALAMAZOO      CLOUDY    77  61  57 VRB7      30.01F TC  25

MARSHALL       SUNNY     75  63  64 VRB7      30.01S TC  24

MOUNT PLEASANT SUNNY     77  55  47 VRB7      30.00S TC  25

MUSKEGON       MOSUNNY   78  58  49 NW10      30.02S TC  26

SOUTH HAVEN    PTSUNNY   75  63  64 NW8       30.02F TC  24

STURGIS        MOSUNNY   77  64  65 VRB7      30.00F TC  25

$$

MIZ016>042-171800-

NORTHERN LOWER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ALPENA         PTSUNNY   73  57  57 NW8       29.99F TC  23

BEAVER ISLAND  SUNNY     73  61  64 W9        30.01S TC  23

BELLAIRE       MOSUNNY   75  56  50 W6        30.01F TC  24

CADILLAC       CLOUDY    73  55  53 NW10      30.02F TC  23

CHARLEVOIX     PTSUNNY   72  63  73 NW7       30.00F TC  22

GAYLORD        PTSUNNY   71  55  56 NW8       30.02S TC  22

HOUGHTON LAKE  PTSUNNY   71  57  61 SW6       30.02F TC  22

MANISTEE       CLOUDY    76  61  59 NW8       30.03S TC  24

PELLSTON       MOSUNNY   74  56  53 NW10      30.00F TC  23

TRAVERSE CITY  PTSUNNY   76  59  55 N8        29.99F TC  24

LUDINGTON      SUNNY     75  61  60 NW9       30.03S TC  24

$$

MIZ007>008-015-171800-

EASTERN UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

KINROSS        MOSUNNY   72  55  55 NW12      29.99F TC  22

MACKINAC ISLAN SUNNY     70  59  68 W7        29.98F TC  21

NEWBERRY       CLOUDY    72  55  56 NW6       29.99F TC  22

S. S. MARIE    SUNNY     73  57  57 W8        29.98F TC  23

$$

MIZ004>006-011>014-085-171800-

CENTRAL UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

MANISTIQUE     PTSUNNY   70  63  78 S9        29.99S TC  21

ESCANABA       SUNNY     77  57  50 NE5       30.00F TC  25

MENOMINEE      CLOUDY    76  55  48 CALM      30.02S TC  24

SAWYER-GWINN   MOSUNNY   77  50  38 NW8       30.00F TC  25

$$

MIZ001>003-009>011-084-171800-

WESTERN UPPER MICHIGAN



CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

IRON MOUNTAIN  MOSUNNY   75  49  39 NW8G17    30.00F TC  24

HOUGHTON       MOSUNNY   73  58  59 W17G23    29.99F TC  23

COPPER HARBOR    N/A     67  60  78 N14       29.97F TC  19

IRONWOOD       SUNNY     72  50  45 NW9       30.04F TC  22

$$



ABBREVIATIONS USED IN REMARKS

   TC - TEMPERATURE IN CELSIUS

  WCI - WIND CHILL INDEX

   HX - HEAT INDEX

  VSB - VISIBILITY