Weather Roundup
Issued by NWS Chicago, IL

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696
NZUS59 KLOT 182101
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT FRI SEP 18 2026

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>023-182200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          CLOUDY    71  58  63 E12       30.15F
MIDWAY         CLOUDY    71  57  61 E8        30.15F
AURORA         CLOUDY    70  61  73 SE15      30.13F
LANSING*       CLOUDY    69  57  64 SE6       30.16F
JOLIET*        CLOUDY    74  65  72 SE9       30.15F
WAUKEGAN       CLOUDY    67  60  78 E10       30.17F
DUPAGE AIRPORT LGT RAIN  70  59  68 E10G18    30.15F
WHEELING       CLOUDY    69  58  67 E8        30.17F
NORTHERLY ISL*   N/A     69  59  70 E8          N/A
$$

WIZ051-052-058>065-066-070>072-182200-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      CLOUDY    67  59  75 E9        30.20S
KENOSHA*       CLOUDY    69  60  73 E15       30.20R
RACINE*        CLOUDY    68  59  73 E12       30.22R
$$

INZ001>003-010>013-019-020-182200-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          SUNNY     72  61  68 E7        30.15F
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     CLOUDY    71  58  63 E9        30.16F
$$

LMZ740>746-182200-
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    2015            69   70/  9/ 12   N/A
CALUMET HARBOR   2030            69   80/  8/ 13 1021.2F
BURNS HARBOR     NOT AVBL
MICHIGAN CITY    NOT AVBL
$$

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