Regional Weather Roundup
Issued by NWS

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592
ASUS43 KLOT 221456
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT FRI AUG 22 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.

ILZ001-002-007-009-015-016-024-221600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         SUNNY     73  66  78 S3        30.11R TC  23
$$

ILZ003-004-008-010-011-017-018-221600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTSUNNY   71  65  81 VRB5      30.14R TC  22
$$

ILZ005-006-012>014-019>023-221600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   74  61  63 CALM      30.09S TC  23
CHICAGO-MIDWAY NOT AVBL
AURORA         PTSUNNY   73  65  75 S5        30.11S TC  23
WAUKEGAN       MOSUNNY   76  61  59 SW3       30.09F TC  24
DUPAGE AIRPORT MOSUNNY   74  63  68 VRB6      30.10S TC  23
WHEELING       SUNNY     75  62  64 CALM      30.11S TC  24
ROMEOVILLE*    PTSUNNY   73  68  83 SE3       30.12S TC  23
NORTHERLY ISL*   N/A     76  64  66 SE2         N/A  TC  24
$$

LMZ740>746-221600-
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)
S. MID LAKE BUOY           73 74  330/  4/  6 1018.9R
WINTHROP HARBOR            74 72   CALM  /  2   N/A           1
WAUKEGAN HARBOR            73 74                N/A           1
WILMETTE BUOY              73      70/  2/  4 1021.8R         1/ 4
NORTHERLY ISL              73     120/  1/  7   N/A
CALUMET HARBOR             73     120/  4/  6 1018.2
BURNS HARBOR               72        CALM     1020.3S
MICHIGAN CITY              71     240/  6/  6 1018.0F
MICH CITY BUOY             71 74  210/  6/  8 1017.9F         1/ 5
ST. JOSEPH BUOY            67 66  160/  6/  8 1019.9F         1/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-221600-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-221600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    PTSUNNY   73  63  70 E3        30.11S TC  23
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-221600-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-221600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          MOSUNNY   75  66  73 E3        30.10R TC  24
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOSUNNY   76  65  68 VRB5      30.07F TC  24
MARION         MOSUNNY   75  64  69 NE6       30.07F TC  24
$$

ILZ067-068-072-073-078-083-087-091-221600-
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
$$