ASUS43 KLOT 231456
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT SUN AUG 23 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.

ILZ001-002-007-009-015-016-024-231600-
NORTHWEST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         SUNNY     70  56  61 N3        30.10R TC  21           
$$

ILZ003-004-008-010-011-017-018-231600-
NORTH CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       SUNNY     69  53  56 N10       30.09R TC  21           
$$

ILZ005-006-012>014-019>023-231600-
NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  SUNNY     71  55  56 N8        30.04S TC  22           
CHICAGO-MIDWAY NOT AVBL                                               
AURORA         SUNNY     70  57  63 N9        30.06S HAZE    TC  21   
WAUKEGAN       NOT AVBL                                               
DUPAGE AIRPORT NOT AVBL                                               
WHEELING       MOSUNNY   69  55  60 N12       30.06F TC  21           
ROMEOVILLE*    SUNNY     72  63  73 N6        30.06S TC  22           
NORTHERLY ISL*   N/A     71  54  54 N10         N/A  TC  22           
$$

LMZ740>746-231600-
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            67 73  320/ 10/ 14 1018.0R         2/ 5
WAUKEGAN HARBOR            67 73  290/ 10/ 14 1017.6S         2/ 5
WILMETTE BUOY              69      20/ 14/ 17 1019.9F         3/ 5
CHICAGO BUOY               70 73              1016.3S         3/ 5
NORTHERLY ISL              71     350/ 10/ 10   N/A
CALUMET HARBOR                    340/  7/ 10 1017.3
MICH CITY BUOY             71 74  330/ 14/ 17   N/A           3/ 5
ST. JOSEPH BUOY            70 73  330/ 14/ 17 1017.6R         4/ 4
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-231600-
WEST-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-231600-
CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL                                               
SPRINGFIELD    SUNNY     73  60  63 NW3       30.08R TC  23           
TAYLORVILLE    NOT AVBL                                               
$$

ILZ033-039-045-046-055>057-062-063-231600-
EAST-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
$$

ILZ079-100>102-231600-
SOUTHWEST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     75  61  60 NW6       30.10R TC  24           
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231600-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     NOT AVBL                                               
$$

ILZ067-068-072-073-078-083-087-091-231600-
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
$$