Regional Weather Roundup
Issued by NWS

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304
ASUS43 KLOT 110056
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT THU SEP 10 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.

ILZ001-002-007-009-015-016-024-110200-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTCLDY    74  57  55 N3        29.98R TC  23
$$

ILZ003-004-008-010-011-017-018-110200-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY    70  57  63 CALM      30.01R TC  21
$$

ILZ005-006-012>014-019>023-110200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    70  54  56 E7        30.00S TC  21
CHICAGO-MIDWAY NOT AVBL
AURORA         PTCLDY    67  60  78 E3        29.99F TC  19
WAUKEGAN       CLEAR     66  60  81 E3        30.00S TC  19
DUPAGE AIRPORT CLEAR     69  54  58 E6        30.00F TC  21
WHEELING       PTCLDY    69  56  62 SE5       30.01F TC  21
NORTHERLY ISL*   N/A     70  58  65 E6          N/A  TC  21
$$

LMZ740>746-110200-
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            71 67  120/  6/  8 1015.6S         1/ 4
WAUKEGAN HARBOR            71 70  100/  6/  8 1016.3F         1
WILMETTE BUOY              72     130/  6/  8 1019.1F         1/ 4
CHICAGO BUOY               73 71              1015.2S         1/ 4
HARRISON CRIB              72     100/  6/  7   N/A
NORTHERLY ISL              70      80/  4/  7   N/A
CALUMET HARBOR                     50/  6/  7 1016.2
MICHIGAN CITY              69      60/  5/  6 1015.2R
MICH CITY BUOY             69 69   80/  4/  6   N/A           1/ 4
ST. JOSEPH BUOY            70 70   40/  8/  8 1017.2R         2/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-110200-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-110200-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    CLOUDY    72  69  90 CALM      29.98S TC  22
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-110200-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-110200-
SOUTHWEST ILLINOIS

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

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-110200-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     PTCLDY    75  73  94 NE5       29.96  TC  24
$$

ILZ067-068-072-073-078-083-087-091-110200-
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
$$