Weather Roundup
Issued by NWS Chicago, IL

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202
NZUS59 KLOT 171708
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT THU JUL 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>023-171800-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          CLOUDY    70  63  78 NE10      30.04R
MIDWAY         CLOUDY    72  62  71 E9        30.04R
AURORA         PTSUNNY   74  66  76 N14       30.03S
LANSING*       CLOUDY    70  64  81 NE10      30.05R
JOLIET*        PTSUNNY   78  68  71 NE6       30.02S HX  80
WAUKEGAN       CLOUDY    67  59  75 NE9       30.06R
DUPAGE AIRPORT CLOUDY    73  64  73 N12       30.03R
WHEELING       CLOUDY    68  63  84 NE8       30.07R
KANKAKEE*      PTSUNNY   79  68  69 W3        30.04S HX  81
MORRIS*        PTSUNNY   76  69  79 N3        30.02R
LEWIS AIRPORT* PTSUNNY   75  70  83 N7        30.04S
NORTHERLY ISL*   N/A     67  61  81 N7          N/A
$$

WIZ051-052-058>065-066-070>072-171800-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLOUDY    62  56  80 NE10      30.07R
KENOSHA*       CLOUDY    66  61  82 N7        30.08R
RACINE*        CLOUDY    64  57  78 N10       30.10R
BURLINGTON     CLOUDY    64  57  79 N3        30.09R
WAUKESHA       CLOUDY    63  57  82 N6        30.09R
WEST BEND      CLOUDY    63  59  88 N3        30.08R
$$

INZ001>003-010>013-019-020-171800-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          CLOUDY    72  68  88 NE9       30.05R
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     CLOUDY    75  65  70 N9        30.05R
$$

LMZ740>746-171800-
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    1640            73  360/ 11/ 13   N/A
NORTHERLY ISL    1630            68   40/  6/ 12   N/A
CALUMET HARBOR   1624            68   10/  6/  8 1016.5
BURNS HARBOR     1640            69   10/  5/  7 1017.9R
MICHIGAN CITY    1640            69  310/ 10/ 12 1016.3R
$$

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