ASUS43 KLOT 041558

RWRIL 



ILLINOIS REGIONAL WEATHER ROUNDUP

NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL

1100 AM CDT MON MAY 04 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.



ILZ001-002-007-009-015-016-024-041700-

NORTHWEST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

MOLINE         SUNNY     75  48  38 SW12G22   29.55F TC  24           

$$



ILZ003-004-008-010-011-017-018-041700-

NORTH CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ROCKFORD       NOT AVBL                                               

PERU*          SUNNY     73  48  40 S16G22    29.60F TC  23           

$$



ILZ005-006-012>014-019>023-041700-

NORTHEAST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

CHICAGO-OHARE  MOSUNNY   71  43  36 SW17      29.58F TC  22           

CHICAGO-MIDWAY NOT AVBL                                               

AURORA         SUNNY     72  48  42 SW13      29.59F TC  22           

WAUKEGAN       SUNNY     73  38  27 SW17G29   29.56F TC  23           

DUPAGE AIRPORT SUNNY     71  46  40 SW13G22   29.58F TC  22           

WHEELING       MOSUNNY   71  40  32 SW15G22   29.59F TC  22           

$$



LMZ740>746-041700-

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               49              1014.5F         1/ 3

WAUKEGAN HARBOR            61 51  190/ 10/ 14 1003.6F         1/ 3

HARRISON CRIB              68     210/ 17/ 19   N/A

NORTHERLY ISL              69     170/  5/ 12   N/A

CALUMET HARBOR                    220/  8/ 15 1002.6

BURNS HARBOR               68     220/  9/ 12 1004.1F

MICHIGAN CITY              68     230/ 14/ 16 1001.7F

ST. JOSEPH BUOY            54     220/  6/  8 1003.9F         1/ 3

$$



ILZ025>027-034>036-040-047-049-050-058-095>099-041700-

WEST-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

$$



ILZ028>032-037-038-041>044-048-051>054-059>061-041700-

CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

DECATUR        TSTM      59  54  82 SW23G30   29.69R TC  15           

PEORIA         NOT AVBL                                               

SPRINGFIELD    CLOUDY    67  56  67 S12       29.67R TC  19           

TAYLORVILLE    CLOUDY    63  55  77 S10G16    29.71R TC  17           

$$



ILZ033-039-045-046-055>057-062-063-041700-

EAST-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

MATTOON        CLOUDY    59  54  82 S12       29.73R TC  15           

$$



ILZ079-100>102-041700-

SOUTHWEST ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

ALTON          CLOUDY    68  50  52 S17       29.73F TC  20           

$$



ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-041700-

SOUTH-CENTRAL ILLINOIS

  

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS

CARBONDALE     SUNNY     76  50  40 SW24G32   29.80F TC  24           

MARION         MOSUNNY   75  52  43 SW16G26   29.81F TC  24           

$$



ILZ067-068-072-073-078-083-087-091-041700-

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

$$