Regional Weather Roundup
Issued by NWS

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830
ASUS43 KDTX 181201
RWRMI
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
800 AM EDT MON AUG 18 2025

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     59  56  89 N3        30.17S TC  15
6HR MIN TEMP:  55; 6HR MAX TEMP:  63;

ALMA           SUNNY     55  54  94 E5        30.19S TC  13
6HR MIN TEMP:  51; 6HR MAX TEMP:  57;

ANN ARBOR      SUNNY     59  54  83 NE3       30.17R TC  15
BAD AXE        SUNNY     58  53  80 E3        30.21S TC  15
6HR MIN TEMP:  51; 6HR MAX TEMP:  58;

CARO           SUNNY     57  54  88 E6        30.19S TC  14
DETROIT CITY   SUNNY     61  55  81 N6        30.18R TC  16
6HR MIN TEMP:  58; 6HR MAX TEMP:  61;

DETROIT        MOSUNNY   61  54  77 N7        30.17R TC  16
6HR MIN TEMP:  58; 6HR MAX TEMP:  62;

FLINT          SUNNY     58  54  86 E7        30.19R TC  14
6HR MIN TEMP:  50; 6HR MAX TEMP:  58;

GROSSE ILE     SUNNY     64  59  82 NE7       30.16R TC  18
6HR MIN TEMP:  63; 6HR MAX TEMP:  65;

HILLSDALE      SUNNY     57  55  94 E2        30.17S TC  14
6HR MIN TEMP:  54; 6HR MAX TEMP:  62;

HOWELL         SUNNY     57  55  94 NE3       30.17S TC  14
6HR MIN TEMP:  54; 6HR MAX TEMP:  60;


CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        SUNNY     57  54  89 NE5       30.17S TC  14
6HR MIN TEMP:  53; 6HR MAX TEMP:  59;

LAMBERTVILLE   SUNNY     61  58  90 CALM      30.16R TC  16
6HR MIN TEMP:  58; 6HR MAX TEMP:  63;

LANSING        SUNNY     56  53  90 NE3       30.19R TC  13
6HR MIN TEMP:  53; 6HR MAX TEMP:  59;

LAPEER         SUNNY     55  55 100 CALM      30.20R TC  13
MASON          SUNNY     56  56 100 CALM      30.17R TC  13
6HR MIN TEMP:  54; 6HR MAX TEMP:  59;

MONROE         SUNNY     59  55  88 N3        30.16R TC  15
6HR MIN TEMP:  56; 6HR MAX TEMP:  61;

MT. CLEMENS    MOSUNNY   60  55  83 E10       30.14R TC  16
6HR MIN TEMP:  56; 6HR MAX TEMP:  60;

PONTIAC        MOSUNNY   62  53  72 E5        30.19R TC  17
6HR MIN TEMP:  55; 6HR MAX TEMP:  62;

PORT HOPE        N/A     64  53  67 E18       30.21R TC  18
6HR MIN TEMP:  64; 6HR MAX TEMP:  67;

PORT HURON     MOSUNNY   61  54  77 E6        30.19R TC  16
TRI CITIES     SUNNY     59  54  83 E6        30.20R TC  15
MIDLAND        SUNNY     55  52  88 W2        30.20S TC  13
6HR MIN TEMP:  50; 6HR MAX TEMP:  56;

TROY           SUNNY     61  52  72 NE8       30.18R TC  16
SAGINAW HB     SUNNY     57  54  88 NE3       30.19R TC  14
6HR MIN TEMP:  52; 6HR MAX TEMP:  57;

$$
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   CLOUDY    61  55  81 E7        30.16S TC  16
6HR MIN TEMP:  60; 6HR MAX TEMP:  63;

BENTON HARBOR  PTSUNNY   66  60  81 E13       30.11R TC  19
6HR MIN TEMP:  65; 6HR MAX TEMP:  70;

BIG RAPIDS     CLOUDY    60  55  84 CALM      30.19R TC  16
6HR MIN TEMP:  56; 6HR MAX TEMP:  61;

COLDWATER      CLOUDY    61  55  82 E8        30.16S TC  16
6HR MIN TEMP:  59; 6HR MAX TEMP:  66;

FREMONT        CLOUDY    63  54  72 E7        30.16R TC  17
6HR MIN TEMP:  60; 6HR MAX TEMP:  63;

GRAND RAPIDS   PTSUNNY   61  54  77 E9        30.17S TC  16
6HR MIN TEMP:  59; 6HR MAX TEMP:  62;

IONIA          SUNNY     57  54  88 E6        30.18R TC  14
6HR MIN TEMP:  55; 6HR MAX TEMP:  59;

KALAMAZOO      PTSUNNY   62  55  77 E6        30.16S TC  17
6HR MIN TEMP:  61; 6HR MAX TEMP:  66;

LUDINGTON      CLOUDY    63  54  72 SE10G16   30.16R TC  17
6HR MIN TEMP:  62; 6HR MAX TEMP:  65;

MARSHALL       SUNNY     58  55  90 CALM      30.16F TC  14
6HR MIN TEMP:  55; 6HR MAX TEMP:  61;

MOUNT PLEASANT SUNNY     55  55 100 CALM      30.19F TC  13
6HR MIN TEMP:  51; 6HR MAX TEMP:  56;

MUSKEGON       CLOUDY    64  53  67 E14       30.14R TC  18
6HR MIN TEMP:  63; 6HR MAX TEMP:  65;

SOUTH HAVEN    MOSUNNY   66  55  68 SE8       30.12R TC  19
$$
MIZ016>042-181300-
NORTHERN LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALPENA         MOSUNNY   61  51  70 E7        30.25R TC  16
6HR MIN TEMP:  48; 6HR MAX TEMP:  61;

BEAVER ISLAND  MOSUNNY   63  50  63 SE13G20   30.21S TC  17
6HR MIN TEMP:  61; 6HR MAX TEMP:  63;

BELLAIRE       MOSUNNY   56  53  86 CALM      30.22R TC  14
6HR MIN TEMP:  51; 6HR MAX TEMP:  57;

CADILLAC       CLOUDY    59  50  72 E8        30.20S TC  15
6HR MIN TEMP:  55; 6HR MAX TEMP:  58;

CHARLEVOIX     MOSUNNY   61  50  67 SE10      30.21R TC  16
6HR MIN TEMP:  58; 6HR MAX TEMP:  61;

CHEBOYGAN      MOSUNNY   59  50  72 SE8       30.23S TC  15
6HR MIN TEMP:  50; 6HR MAX TEMP:  59;

FRANKFORT      MOSUNNY   63  54  71 E8        30.17R TC  17
GAYLORD        MOSUNNY   57  48  72 E8        30.24R TC  14
6HR MIN TEMP:  50; 6HR MAX TEMP:  57;

GRAYLING       MOSUNNY   51  49  92 E3        30.22R FOG     TC  11
6HR MIN TEMP:  42; 6HR MAX TEMP:  51;

HARBOR SPRINGS MOSUNNY   58  49  72 E6        30.23R TC  15
HOUGHTON LAKE  MOSUNNY   53  50  89 E3        30.23R TC  12
6HR MIN TEMP:  46; 6HR MAX TEMP:  53;

MANISTEE       CLOUDY    62  54  74 E7        30.16R TC  17
OSCODA         SUNNY     64  50  59 E13       30.22S TC  18
6HR MIN TEMP:  63; 6HR MAX TEMP:  65;

PELLSTON       MOSUNNY   59  50  72 E8        30.24R TC  15
6HR MIN TEMP:  48; 6HR MAX TEMP:  59;

ROGERS CITY    MOSUNNY   59  49  68 SE5       30.26R TC  15
TRAVERSE CITY  PTSUNNY   58  50  75 E5        30.18S TC  14
6HR MIN TEMP:  55; 6HR MAX TEMP:  60;

$$
MIZ007>008-015-181300-
EASTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
KINROSS        MOSUNNY   56  47  71 E9        30.26S TC  13
6HR MIN TEMP:  52; 6HR MAX TEMP:  56;

MACKINAC ISLAN MOSUNNY   63  50  63 SE14G21   30.23R TC  17
6HR MIN TEMP:  62; 6HR MAX TEMP:  65;

NEWBERRY       MOSUNNY   50  48  93 E8        30.23S TC  10
6HR MIN TEMP:  49; 6HR MAX TEMP:  52;

S. S. MARIE    MOSUNNY   55  45  68 E3        30.27R TC  13
6HR MIN TEMP:  53; 6HR MAX TEMP:  55;

$$
MIZ004>006-011>014-085-181300-
CENTRAL UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MANISTIQUE       N/A     65  54  66 SE13G21   30.21R TC  18
6HR MIN TEMP:  52; 6HR MAX TEMP:  65;

ESCANABA       PTSUNNY   66  57  72 SE15G22   30.18R TC  19
6HR MIN TEMP:  57; 6HR MAX TEMP:  66;

MENOMINEE      LGT RAIN  63  63 100 SE13      30.16R TC  17
6HR MIN TEMP:  63; 6HR MAX TEMP:  68; 6HR PCP:  0.01;

SAWYER-GWINN   MOSUNNY   55  54  94 SE8       30.18R TC  13
MUNISING         N/A     56  49  77 VRB7      30.18R TC  13
6HR MIN TEMP:  51; 6HR MAX TEMP:  57;

$$
MIZ001>003-009>011-084-181300-
WESTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
IRON MOUNTAIN  CLOUDY    60  57  89 SE8       30.15R TC  16
6HR MIN TEMP:  51; 6HR MAX TEMP:  60;

HOUGHTON       PTCLDY    59  55  87 E8        30.13F TC  15
6HR MIN TEMP:  54; 6HR MAX TEMP:  59;

COPPER HARBOR    N/A     63  56  78 VRB7      30.14S TC  17
6HR MIN TEMP:  54; 6HR MAX TEMP:  63;

IRONWOOD       MOCLDY    60  55  83 E10       30.07S TC  16
6HR MIN TEMP:  56; 6HR MAX TEMP:  60;

$$

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