Weather Roundup
Issued by NWS Chicago, IL

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662
NZUS59 KLOT 201006
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT WED AUG 20 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>023-201100-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          PTCLDY    68  66  93 N9        30.04S
MIDWAY         PTCLDY    70  66  87 N7        30.04R
AURORA         CLEAR     62  61  96 NW3       30.05R FOG
LANSING*       CLOUDY    69  68  97 NW6       30.04R
JOLIET*        CLEAR     67  67 100 CALM      30.05S FOG
WAUKEGAN       CLEAR     68  65  90 NW3       30.05S
DUPAGE AIRPORT CLEAR     65  63  93 N5        30.05R
WHEELING       CLEAR     68  66  93 N6        30.07R
KANKAKEE*      PTCLDY    66  64  94 NW3       30.06S
MORRIS*        CLEAR     65  65 100 CALM      30.04S FOG
LEWIS AIRPORT* CLEAR     68  68 100 N5        30.06R
NORTHERLY ISL*   N/A     71  65  81 N5          N/A
$$

WIZ051-052-058>065-066-070>072-201100-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLEAR     66  63  90 N6        30.06R
RACINE*        CLEAR     66  64  93 N6        30.08R
BURLINGTON     CLOUDY    62  62 100 CALM      30.07S VSB 3/4
WAUKESHA       CLEAR     63  63 100 CALM      30.10R
WEST BEND      CLEAR     64  64 100 N5        30.09R
$$

INZ001>003-010>013-019-020-201100-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          MOCLDY    73  72  94 N13       30.03R
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     CLOUDY    70  66  87 VRB3      30.04R
$$

LMZ740>746-201100-
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    0930            71  320/ 10       N/A
CALUMET HARBOR   0924            70  300/  3/  5 1016.0
BURNS HARBOR     0940            72   10/ 10/ 12 1017.3R
MICHIGAN CITY    0940            73  360/ 20/ 21 1014.9R
$$

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