Regional Weather Roundup
Issued by NWS

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174
ASUS43 KDTX 220301
RWRMI
MICHIGAN HOURLY REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1100 PM EDT THU AUG 21 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>083-220400-
SOUTHEAST LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALMA           CLEAR     59  59 100 NE1       30.09S TC  15
ANN ARBOR      CLEAR     58  58 100 CALM      30.08R TC  14
BAD AXE        CLEAR     58  56  96 CALM      30.09F FOG     TC  14
CARO           CLEAR     59  59 100 SE1       30.08S TC  15
DETROIT CITY   CLEAR     68  60  75 NE3       30.07S TC  20
DETROIT        PTCLDY    67  59  75 N3        30.07S TC  19
FLINT          CLEAR     60  59  96 CALM      30.09S TC  16
GROSSE ILE     PTCLDY    68  63  83 NE6       30.07R TC  20
HILLSDALE      CLOUDY    63  61  94 E2        30.09S TC  17
HOWELL         CLEAR     61  61 100 VRB1      30.09R TC  16

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        CLEAR     59  59 100 CALM      30.09S TC  15
LAMBERTVILLE   CLOUDY    64  63  97 CALM      30.07S TC  18
LANSING        CLEAR     62  60  93 CALM      30.09S TC  17
LAPEER         CLEAR     59  59 100 CALM      30.10S TC  15
MASON          CLEAR     61  61 100 CALM      30.08S TC  16
MONROE         CLOUDY    66  61  82 N3        30.07R TC  19
MT. CLEMENS    CLEAR     65  60  82 N5        30.03S TC  19
PONTIAC        CLEAR     64  59  83 CALM      30.08F TC  18
PORT HOPE        N/A     61  60  97 CALM      30.07F TC  16
PORT HURON     CLEAR     63  61  94 CALM      30.07F TC  17
TRI CITIES     CLEAR     64  60  87 N3        30.09F TC  18
MIDLAND        CLEAR     61  59  94 N2        30.08F TC  16
TROY           CLEAR     68  59  73 NE5       30.07S TC  20
SAGINAW HB     CLEAR     63  59  88 NE1       30.08S TC  17
$$
MIZ043>046-050>051-056>058-064>065-071>073-077>080-220400-
SOUTHWEST LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BATTLE CREEK   CLEAR     63  62  97 CALM      30.09R TC  17
BENTON HARBOR  CLEAR     63  62  97 CALM      30.08S TC  17
BIG RAPIDS     MOCLDY    66  62  86 CALM      30.09S TC  19
COLDWATER      CLEAR     59  59 100 SE1       30.09R TC  15
FREMONT        CLEAR     66  61  82 N5        30.08S TC  19
HOLLAND        CLEAR     64  61  90 CALM      30.08S TC  18
GRAND RAPIDS   PTCLDY    65  60  84 CALM      30.08S TC  18
IONIA          CLEAR     63  59  88 E5        30.09S TC  17
KALAMAZOO      CLEAR     62  61  96 CALM      30.08S TC  17
LUDINGTON      CLEAR     63  61  94 NE2       30.09S TC  17
MARSHALL       CLEAR     60  59  97 CALM      30.09S TC  16
MOUNT PLEASANT CLEAR     62  62  99 CALM      30.09S TC  17
MUSKEGON       PTCLDY    67  62  84 N3        30.08F TC  19
SOUTH HAVEN    CLEAR     63  61  94 NE1       30.08S TC  17
$$
MIZ016>042-220400-
NORTHERN LOWER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALPENA         CLEAR     60  59  96 CALM      30.09F TC  16
BELLAIRE       CLEAR     62  61  99 CALM      30.10S TC  17
CADILLAC       CLEAR     64  61  88 N3        30.11S TC  18
CHARLEVOIX     CLEAR     63  61  94 SW3       30.08F TC  17
CHEBOYGAN      MOCLDY    66  63  88 S1        30.08S TC  19
FRANKFORT      CLEAR     62  61  96 CALM      30.09F TC  17
GAYLORD        CLEAR     66  58  75 CALM      30.12F TC  19
GRAYLING         N/A     64  59  83 CALM      30.09F TC  18
HARBOR SPRINGS PTCLDY    65  63  91 CALM      30.09S TC  19
MANISTEE       CLEAR     59  59 100 E3        30.09S TC  15
OSCODA         CLEAR     59  57  94 W2        30.08F TC  15
PELLSTON       PTCLDY    63  61  93 CALM      30.09S TC  17
ROGERS CITY    PTCLDY    66  55  68 CALM      30.08S TC  19
TRAVERSE CITY  CLEAR     65  61  87 CALM      30.08F TC  18
$$
MIZ007>008-015-220400-
EASTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MACKINAC ISLAN MOCLDY    68  63  83 W3        30.08F TC  20
NEWBERRY       MOCLDY    66  63  88 CALM      30.06F TC  19
S. S. MARIE    MOCLDY    65  61  87 SW3       30.07F TC  18
$$
MIZ004>006-011>014-085-220400-
CENTRAL UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MANISTIQUE       N/A     64  62  90 S3        30.06F TC  18
ESCANABA       PTCLDY    63  63 100 CALM      30.06F TC  17
MENOMINEE      CLEAR     62  62 100 SW5       30.08F TC  17
SAWYER-GWINN   CLEAR     63  59  88 SW5       30.07R TC  17
MUNISING         N/A     63  60  90 S5        30.05F TC  17
$$
MIZ001>003-009>011-084-220400-
WESTERN UPPER MICHIGAN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
IRON MOUNTAIN  CLEAR     61  60  97 CALM      30.06  TC  16
HOUGHTON       PTCLDY    64  60  87 E5        30.02F TC  18
COPPER HARBOR    N/A     66  61  84 VRB6      30.00F TC  19
$$

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