Regional Weather Roundup
Issued by NWS

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246
ASUS43 KLOT 161256
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT WED JUL 16 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.

ILZ001-002-007-009-015-016-024-161400-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         MOSUNNY   77  73  87 SE3       29.85F TC  25
$$

ILZ003-004-008-010-011-017-018-161400-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    77  71  82 SW7       29.91F FOG     TC  25
$$

ILZ005-006-012>014-019>023-161400-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   78  74  87 SW7       29.90R HX  81  TC  26
CHICAGO-MIDWAY NOT AVBL
AURORA         MOSUNNY   77  73  87 SW6       29.90F FOG     TC  25
WAUKEGAN       MOSUNNY   79  72  79 SW8       29.89S HX  82  TC  26
DUPAGE AIRPORT PTSUNNY   77  73  87 SW7       29.90S TC  25
WHEELING       PTSUNNY   79  74  84 W8        29.91S HX  82  TC  26
ROMEOVILLE*    PTSUNNY   79  79 100 SW7       29.92R HX  83  TC  26
NORTHERLY ISL*   N/A     78  71  79 W7          N/A  HX  80  TC  26
$$

LMZ740>746-161400-
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           75 74  210/ 10/ 12 1011.8S
WINTHROP HARBOR            77 74  250/  6/  8   N/A           0
WAUKEGAN HARBOR            76 75  210/  8/ 12   N/A           1
WILMETTE BUOY              77     240/  8/ 12 1015.2R         1
CHICAGO BUOY               78 74  230/  8/ 10 1012.7R         1
HARRISON CRIB              84     250/  6/  6   N/A
NORTHERLY ISL              78     250/  8/ 11   N/A
CALUMET HARBOR             77     210/  6/ 10 1011.7
BURNS HARBOR               77     210/  4/  7 1013.5R
MICHIGAN CITY              77     200/  9/ 11 1011.0S
MICH CITY BUOY             77 77  190/  8/ 10 1011.2R         1
ST. JOSEPH BUOY            76 76  210/  8/ 12 1013.5R         1/ 3
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-161400-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-161400-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    PTSUNNY   75  74  96 S3        29.93R TC  24
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-161400-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-161400-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     77  73  88 S5        29.95R TC  25
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161400-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOSUNNY   77  75  93 S6        29.97R TC  25
MARION         MOSUNNY   77  75  94 SW6       29.98S TC  25
$$

ILZ067-068-072-073-078-083-087-091-161400-
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
$$