Weather Roundup
Issued by NWS Chicago, IL

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162
NZUS59 KLOT 121110
HRRLOT

CHICAGO AREA WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT MON MAY 12 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>023-121200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
OHARE          PTCLDY    51  43  74 N5        30.10S
MIDWAY         PTCLDY    54  44  69 NE3       30.10S
AURORA         CLEAR     50  42  74 NE3       30.08F
LANSING*       PTCLDY    48  45  88 CALM      30.10S
JOLIET*        PTCLDY    53  45  72 CALM      30.09S
WAUKEGAN       CLEAR     45  41  86 CALM      30.11S
DUPAGE AIRPORT CLEAR     47  41  80 N5        30.09S
WHEELING       CLEAR     47  42  83 CALM      30.12S
KANKAKEE*      MOCLDY    51  43  72 E6        30.08S
MORRIS*        PTCLDY    51  43  76 NE3       30.07S
LEWIS AIRPORT* CLEAR     50  46  87 NE6       30.10S
NORTHERLY ISL*   N/A     51  45  79 NE6         N/A
$$

WIZ051-052-058>065-066-070>072-121200-
SOUTHEAST WISCONSIN

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MILWAUKEE      PTCLDY    47  40  76 CALM      30.11F
KENOSHA*       CLEAR     45  39  79 CALM      30.12S
RACINE*        PTCLDY    48  41  76 S5        30.13S
BURLINGTON     CLEAR     40  38  93 CALM      30.12R
WAUKESHA       CLEAR     46  39  76 CALM      30.13S
WEST BEND      CLEAR     43  43 100 CALM      30.12F
$$

INZ001>003-010>013-019-020-121200-
NORTHWEST INDIANA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
GARY*          CLEAR     46  46 100 CALM      30.09F
MICHIGAN CITY* NOT AVBL
RENSSELAER*    NOT AVBL
VALPARAISO     PTCLDY    50  41  71 NE7       30.11S
$$

LMZ740>746-121200-
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    1040            54   80/  7/  8   N/A
NORTHERLY ISL    1030            51   60/  5       N/A
CALUMET HARBOR   1030            53   30/  4/  5 1018.2S
BURNS HARBOR     1040            56   60/  3/  5 1019.6
MICHIGAN CITY    1040            55  100/  7/  9 1018.4F
$$

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