Weather Roundup
Issued by NWS Chicago, IL

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001
NZUS59 KLOT 210756
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT THU AUG 21 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>023-210900-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          CLEAR     66  63  90 N6        30.07S
MIDWAY         NOT AVBL
AURORA         CLEAR     64  61  90 N5        30.09S
WAUKEGAN       MOCLDY    67  63  87 NW5       30.08F
DUPAGE AIRPORT CLEAR     64  61  90 N6        30.09S
WHEELING       PTCLDY    67  64  90 N6        30.09S
NORTHERLY ISL*   N/A     70  65  84 N6          N/A
$$

WIZ051-052-058>065-066-070>072-210900-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      MOCLDY    69  64  84 NE10      30.09F
RACINE*        PTCLDY    69  64  84 N9        30.11F
$$

INZ001>003-010>013-019-020-210900-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          NOT AVBL
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
$$

LMZ740>746-210900-
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    0730            69  350/  6/  7   N/A
CALUMET HARBOR   0706            71  350/  4/  6 1017.1
BURNS HARBOR     0730            70   80/  3/  5 1019.0S
MICHIGAN CITY    0730            67   60/  5/  5 1017.0S
$$

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