Regional Weather Roundup
Issued by NWS

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169
ASUS43 KLOT 132056
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT SUN SEP 13 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.

ILZ001-002-007-009-015-016-024-132200-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    60  54  80 W3        30.18R TC  16
$$

ILZ003-004-008-010-011-017-018-132200-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       NOT AVBL
$$

ILZ005-006-012>014-019>023-132200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    64  53  67 NW7       30.11R TC  18
CHICAGO-MIDWAY NOT AVBL
AURORA         LGT RAIN  61  56  83 W7        30.15R TC  16
WAUKEGAN       CLOUDY    62  52  69 W7        30.10S TC  17
DUPAGE AIRPORT CLOUDY    62  54  74 W8        30.15R TC  17
WHEELING       CLOUDY    63  51  65 N8        30.12S TC  17
NORTHERLY ISL*   N/A     66  50  56 NW5         N/A  TC  19
$$

LMZ740>746-132200-
SOUTHERN LAKE MICHIGAN

STATION/POSITION SKY/WX   TEMP    WIND        PRES    VSBY  WAVE
                          AIR SEA DIR/SP/G                  HT/PER
                          (F)     (DEG/KT/KT) (MB)    (MI)  (FT/S)
WINTHROP HARBOR            63 70  260/  8/ 12 1018.1R         2/ 6
WAUKEGAN HARBOR            63 68  310/  8/ 12 1019.0F         2/ 6
WILMETTE BUOY              65     350/ 10/ 16 1021.2F         3/ 6
CHICAGO BUOY               67 70              1017.8R         3/ 5
HARRISON CRIB              66     200/  5/  5   N/A
NORTHERLY ISL              65      CALM  / 11   N/A
CALUMET HARBOR                    340/ 10/ 13 1019.1
MICHIGAN CITY              67      10/ 11/ 14 1017.6S
MICH CITY BUOY             67 69  350/ 10/ 16   N/A           4/ 5
ST. JOSEPH BUOY            65 65  360/ 10/ 14 1019.1F         4/ 5
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-132200-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-132200-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    PTSUNNY   78  51  38 N10       30.10R TC  26
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-132200-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ079-100>102-132200-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-132200-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     PTSUNNY   88  70  55 N12       30.01S HX  92  TC  31
$$

ILZ067-068-072-073-078-083-087-091-132200-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

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