Weather Roundup
Issued by NWS Chicago, IL

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421
NZUS59 KLOT 190401
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CST TUE NOV 18 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>023-190500-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          CLOUDY    42  39  89 NE10      30.09R
MIDWAY         CLOUDY    43  40  89 NE9       30.09R
AURORA         CLOUDY    42  41  96 NE6       30.09R FOG
LANSING*       CLOUDY    40  35  80 E5        30.09R
JOLIET*        CLOUDY    44  42  92 NE5       30.10R
WAUKEGAN       CLOUDY    41  39  93 NE7       30.11R
DUPAGE AIRPORT CLOUDY    42  40  92 NE8       30.09R
WHEELING       CLOUDY    42  40  92 MISG      30.11R
MORRIS*        CLOUDY    43  43  99 CALM      30.08R FOG
LEWIS AIRPORT* CLOUDY    43  41  93 NE8       30.10R
NORTHERLY ISL*   N/A     42  39  89 NE8         N/A
$$

WIZ051-052-058>065-066-070>072-190500-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLOUDY    39  34  82 NE9       30.14R
RACINE*        CLOUDY    39  36  89 NE8       30.15R
BURLINGTON     CLOUDY    37  35  92 N3        30.14R
WAUKESHA       CLOUDY    36  34  93 CALM      30.15R
WEST BEND      CLEAR     34  34 100 CALM      30.16R
$$

INZ001>003-010>013-019-020-190500-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          CLOUDY    43  43 100 CALM      30.08R
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     CLOUDY    39  38  96 NE3       30.09R FOG
$$

LMZ740>746-190500-
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    0340            43   50/ 10/ 10   N/A
NORTHERLY ISL    0315            42   40/  4/ 10   N/A
CALUMET HARBOR   0324            43   50/  7/  9 1018.1
BURNS HARBOR     0340            41   80/  3/  4 1019.3R
MICHIGAN CITY    0340            40   80/  5/  6 1018.8R
$$

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