Weather Roundup
Issued by NWS Chicago, IL

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353
NZUS59 KLOT 172201
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SUN AUG 17 2025

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.

ILZ005-006-012>014-019>023-172300-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          PTSUNNY   77  68  73 NE8       30.06F
MIDWAY         PTSUNNY   79  68  69 E12       30.05F HX  81
AURORA         PTSUNNY   83  73  72 E15       30.04S HX  89
LANSING*       PTSUNNY   79  72  78 NE9       30.06S HX  82
WAUKEGAN       MOSUNNY   77  65  66 N8G17     30.07F
DUPAGE AIRPORT MOSUNNY   80  69  69 NE14      30.05S HX  83
WHEELING       CLOUDY    77  67  71 MISG      30.08F
MORRIS*        PTSUNNY   84  77  80 E8        30.02S HX  93
LEWIS AIRPORT* PTSUNNY   81  75  83 NE14      30.04F HX  86
NORTHERLY ISL*   N/A     76  68  76 N9          N/A
$$

WIZ051-052-058>065-066-070>072-172300-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      PTSUNNY   73  66  78 NE13      30.08S
RACINE*        MOSUNNY   74  66  76 N12       30.10S
WAUKESHA       SUNNY     75  63  64 E12       30.11S
WEST BEND      PTSUNNY   75  66  73 NE12      30.10S
$$

INZ001>003-010>013-019-020-172300-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          CLOUDY    79  79 100 NE12      30.06S HX  83
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     MOSUNNY   83  72  69 VRB6      30.06S HX  88
$$

LMZ740>746-172300-
SOUTHERN LAKE MICHIGAN

STATION/POSITION TIME  SKY/WX   TEMP WIND        PRES    VSBY
                                AIR  DIR/SP/G
                 (UTC)          (F)  (DEG/KT/KT) (MB)    (MI)
HARRISON CRIB    NOT AVBL
NORTHERLY ISL    2115            76   30/  7/ 11   N/A
CALUMET HARBOR   2130            76  360/  8/ 11 1017.0F
BURNS HARBOR     2140            76   20/  4/  5 1018.3F
MICHIGAN CITY    2140            78  360/  8/  8 1016.0F
$$

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