Regional Weather Roundup
Issued by NWS

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537
ASUS43 KDTX 181801
RWRMI
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
200 PM 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>083-181900-
SOUTHEAST LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ADRIAN         SUNNY     79  61  53 SE8       30.16F TC  26
6HR MIN TEMP:  59; 6HR MAX TEMP:  80;

ALMA           CLOUDY    73  57  56 SE7       30.17F TC  23
6HR MIN TEMP:  56; 6HR MAX TEMP:  75;

ANN ARBOR      MOSUNNY   78  62  57 SE7       30.16F TC  26
BAD AXE        PTSUNNY   73  59  62 E7        30.22R TC  23
6HR MIN TEMP:  59; 6HR MAX TEMP:  73;

CARO           PTSUNNY   75  61  60 E7        30.18F TC  24
DETROIT CITY   SUNNY     77  61  57 E13G22    30.18F TC  25
6HR MIN TEMP:  61; 6HR MAX TEMP:  78;

DETROIT        PTSUNNY   79  63  57 SE12G17   30.17F TC  26
6HR MIN TEMP:  61; 6HR MAX TEMP:  79;

FLINT          SUNNY     78  58  49 SE8       30.17F TC  26
6HR MIN TEMP:  58; 6HR MAX TEMP:  78;

GROSSE ILE     MOSUNNY   77  63  61 SE10      30.17S TC  25
6HR MIN TEMP:  65; 6HR MAX TEMP:  77;

HILLSDALE      SUNNY     79  59  50 VRB5      30.17F TC  26
6HR MIN TEMP:  57; 6HR MAX TEMP:  80;

HOWELL         SUNNY     79  61  53 S8        30.17S TC  26
6HR MIN TEMP:  56; 6HR MAX TEMP:  80;


CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        SUNNY     80  55  42 CALM      30.16F TC  27
6HR MIN TEMP:  57; 6HR MAX TEMP:  81;

LAMBERTVILLE   SUNNY     78  62  57 E7        30.17S TC  26
6HR MIN TEMP:  61; 6HR MAX TEMP:  80;

LANSING        MOSUNNY   80  53  39 VRB7      30.16F TC  27
6HR MIN TEMP:  56; 6HR MAX TEMP:  80;

LAPEER         MOSUNNY   77  59  53 S8        30.19F TC  25
MASON          SUNNY     80  60  51 S7        30.15F TC  26
6HR MIN TEMP:  56; 6HR MAX TEMP:  80;

MONROE         PTSUNNY   75  61  60 SE12      30.17F TC  24
6HR MIN TEMP:  60; 6HR MAX TEMP:  78;

MT. CLEMENS    MOSUNNY   77  63  60 SE10      30.15F TC  25
6HR MIN TEMP:  61; 6HR MAX TEMP:  78;

PONTIAC        PTSUNNY   77  58  51 SE5G17    30.19F TC  25
6HR MIN TEMP:  62; 6HR MAX TEMP:  78;

PORT HOPE        N/A     69  60  73 E13       30.22S TC  21
6HR MIN TEMP:  64; 6HR MAX TEMP:  70;

PORT HURON     MOSUNNY   77  59  53 NE7       30.19F TC  25
TRI CITIES     PTSUNNY   75  58  55 E9        30.18F TC  24
6HR MIN TEMP:  59; 6HR MAX TEMP:  76;

MIDLAND        CLOUDY    73  57  56 E12       30.17F TC  23
TROY           PTSUNNY   79  61  53 E12       30.17F TC  26
SAGINAW HB     MOSUNNY   77  59  53 E7G16     30.17S TC  25
6HR MIN TEMP:  57; 6HR MAX TEMP:  77;

$$
MIZ043>046-050>051-056>058-064>065-071>073-077>080-181900-
SOUTHWEST LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BATTLE CREEK   PTSUNNY   78  60  53 SE7       30.15F TC  26
6HR MIN TEMP:  61; 6HR MAX TEMP:  78;

BENTON HARBOR  PTSUNNY   78  67  68 SE14      30.10F TC  26
6HR MIN TEMP:  66; 6HR MAX TEMP:  78; 6HR PCP:  0.03;

BIG RAPIDS     CLOUDY    70  56  61 E8        30.17F TC  21
6HR MIN TEMP:  60; 6HR MAX TEMP:  70;

COLDWATER      SUNNY     81  61  50 VRB5      30.14F TC  27
6HR MIN TEMP:  61; 6HR MAX TEMP:  80;

FREMONT        CLOUDY    72  55  56 E9        30.13F TC  22
6HR MIN TEMP:  62; 6HR MAX TEMP:  71;

HOLLAND          N/A     80  58  46 SE12G20   30.11F TC  27
6HR MIN TEMP:  63; 6HR MAX TEMP:  80;

GRAND RAPIDS   PTSUNNY   76  57  51 E14G20    30.14F TC  24
6HR MIN TEMP:  61; 6HR MAX TEMP:  76;

IONIA          CLOUDY    73  57  56 E8        30.15F TC  23
6HR MIN TEMP:  58; 6HR MAX TEMP:  74;

KALAMAZOO      PTSUNNY   78  62  57 VRB5      30.14F TC  26
6HR MIN TEMP:  62; 6HR MAX TEMP:  80;

LUDINGTON      CLOUDY    59  57  94 E13       30.13F TC  15
6HR MIN TEMP:  59; 6HR MAX TEMP:  64;

MARSHALL       MOSUNNY   79  58  49 S3        30.15F TC  26
6HR MIN TEMP:  58; 6HR MAX TEMP:  79;

MOUNT PLEASANT CLOUDY    72  55  54 E6        30.18S TC  22
6HR MIN TEMP:  56; 6HR MAX TEMP:  73;

MUSKEGON       CLOUDY    76  56  49 E15       30.11F TC  24
6HR MIN TEMP:  64; 6HR MAX TEMP:  76;

SOUTH HAVEN    PTSUNNY   81  64  57 SE7       30.10F TC  27
$$
MIZ016>042-181900-
NORTHERN LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALPENA         PTSUNNY   69  53  56 E16G29    30.24F TC  21
6HR MIN TEMP:  61; 6HR MAX TEMP:  70;

BEAVER ISLAND  CLOUDY    68  55  64 E9        30.19F TC  20
6HR MIN TEMP:  63; 6HR MAX TEMP:  70;

BELLAIRE       CLOUDY    70  54  57 E3        30.18F TC  21
6HR MIN TEMP:  56; 6HR MAX TEMP:  71;

CADILLAC       CLOUDY    68  52  56 SE9       30.18F TC  20
6HR MIN TEMP:  58; 6HR MAX TEMP:  69;

CHARLEVOIX     CLOUDY    70  54  56 SE8       30.18F TC  21
6HR MIN TEMP:  61; 6HR MAX TEMP:  70;

CHEBOYGAN      PTSUNNY   72  54  53 E15G22    30.20F TC  22
6HR MIN TEMP:  59; 6HR MAX TEMP:  72;

FRANKFORT      CLOUDY    64  59  83 E3        30.16F TC  18
GAYLORD        CLOUDY    69  50  50 SE12      30.21F TC  21
6HR MIN TEMP:  57; 6HR MAX TEMP:  70;

HARBOR SPRINGS PTSUNNY   71  52  51 SE6       30.19F TC  22
HOUGHTON LAKE  CLOUDY    69  54  58 SE12      30.21S TC  21
6HR MIN TEMP:  53; 6HR MAX TEMP:  72;

MANISTEE       LGT RAIN  63  57  81 SE7       30.16F TC  17
OSCODA         MOSUNNY   70  57  64 SE13      30.21F TC  21
6HR MIN TEMP:  65; 6HR MAX TEMP:  72;

PELLSTON       PTSUNNY   70  52  52 SE10G18   30.20F TC  21
6HR MIN TEMP:  59; 6HR MAX TEMP:  71;

TRAVERSE CITY  LGT RAIN  69  54  58 SE5       30.16F TC  21
6HR MIN TEMP:  58; 6HR MAX TEMP:  70; 6HR PCP: TRACE;

$$
MIZ007>008-015-181900-
EASTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
KINROSS        CLOUDY    65  51  60 E16G26    30.24F TC  18
6HR MIN TEMP:  56; 6HR MAX TEMP:  67;

MACKINAC ISLAN PTSUNNY   66  54  63 E17G28    30.21F TC  19
6HR MIN TEMP:  63; 6HR MAX TEMP:  68;

NEWBERRY       CLOUDY    64  52  63 SE16G22   30.20F TC  18
6HR MIN TEMP:  50; 6HR MAX TEMP:  66;

S. S. MARIE    CLOUDY    63  49  60 E9G21     30.24F TC  17
6HR MIN TEMP:  55; 6HR MAX TEMP:  64;

$$
MIZ004>006-011>014-085-181900-
CENTRAL UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MANISTIQUE     CLOUDY    67  56  67 SE10G16   30.18F TC  20
6HR MIN TEMP:  64; 6HR MAX TEMP:  67;

ESCANABA       LGT RAIN  62  58  86 SE13      30.17F TC  17
6HR MIN TEMP:  62; 6HR MAX TEMP:  67; 6HR PCP: TRACE;

MENOMINEE      LGT RAIN  65  61  87 SE13      30.12F TC  18
6HR MIN TEMP:  61; 6HR MAX TEMP:  65; 6HR PCP:  0.05;

SAWYER-GWINN   LGT RAIN  63  57  82 S12       30.16F TC  17
MUNISING         N/A     67  55  65 S10G20    30.16F TC  19
6HR MIN TEMP:  56; 6HR MAX TEMP:  67;

$$
MIZ001>003-009>011-084-181900-
WESTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
IRON MOUNTAIN  RAIN      61  61 100 SE8       30.11F FOG     TC  16
6HR MIN TEMP:  60; 6HR MAX TEMP:  63; 6HR PCP:  0.05;

HOUGHTON       CLOUDY    66  58  75 SE12      30.11F TC  19
6HR MIN TEMP:  59; 6HR MAX TEMP:  67;

COPPER HARBOR    N/A     67  58  72 S9G28     30.12F TC  19
6HR MIN TEMP:  63; 6HR MAX TEMP:  67;

IRONWOOD       CLOUDY    67  62  84 SE9       30.05F TC  19
6HR MIN TEMP:  60; 6HR MAX TEMP:  67;

$$

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