ASUS43 KLOT 211356

RWRIL 



ILLINOIS REGIONAL WEATHER ROUNDUP

NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL

900 AM CDT MON SEP 21 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.



ILZ001-002-007-009-015-016-024-211500-

NORTHWEST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

MOLINE         CLOUDY    60  57  89 E16       30.09S TC  16           

$$



ILZ003-004-008-010-011-017-018-211500-

NORTH CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ROCKFORD       NOT AVBL                                               

$$



ILZ005-006-012>014-019>023-211500-

NORTHEAST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

CHICAGO-OHARE  CLOUDY    60  55  83 E12       30.14R TC  16           

CHICAGO-MIDWAY NOT AVBL                                               

AURORA         CLOUDY    60  56  86 NE12      30.13R TC  16           

WAUKEGAN       CLOUDY    61  54  77 E18G29    30.17R TC  16           

DUPAGE AIRPORT CLOUDY    61  56  83 NE13      30.14R TC  16           

WHEELING       CLOUDY    61  55  81 E9G21     30.16R TC  16           

NORTHERLY ISL*   N/A     59  55  87 NE20        N/A  TC  15           

$$



LMZ740>746-211500-

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 64   70/ 19/ 27 1016.2R         6/ 5

WAUKEGAN HARBOR            63 64   30/ 19/ 29 1020.7R         5/ 6

WILMETTE BUOY              62     100/ 17/ 23 1022.5R         6/ 7

CHICAGO BUOY               62 65              1019.5R         5/ 6

NORTHERLY ISL              60      60/ 14/ 19   N/A

CALUMET HARBOR             61      50/ 14/ 18 1020.3

MICH CITY BUOY             57 57   50/ 12/ 16   N/A           4/ 7

ST. JOSEPH BUOY            57 53   70/ 10/ 14 1021.2R         3/ 4

$$



ILZ025>027-034>036-040-047-049-050-058-095>099-211500-

WEST-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

$$



ILZ028>032-037-038-041>044-048-051>054-059>061-211500-

CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

PEORIA         NOT AVBL                                               

SPRINGFIELD    CLOUDY    62  60  93 VRB5      30.04R TC  17           

TAYLORVILLE    NOT AVBL                                               

$$



ILZ033-039-045-046-055>057-062-063-211500-

EAST-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

$$



ILZ079-100>102-211500-

SOUTHWEST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ALTON          CLOUDY    66  66 100 N8        30.01R FOG     TC  19   

$$



ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211500-

SOUTH-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

CARBONDALE     SUNNY     72  68  88 N6        29.99R TC  22           

MARION         PTSUNNY   73  66  78 CALM      29.99R TC  23           

$$



ILZ067-068-072-073-078-083-087-091-211500-

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

$$