Regional Weather Roundup
Issued by NWS

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149
ASUS43 KLOT 161556
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.

ILZ001-002-007-009-015-016-024-161700-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTSUNNY   83  76  79 S12       29.82R HX  91  TC  28
$$

ILZ003-004-008-010-011-017-018-161700-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       NOT AVBL
$$

ILZ005-006-012>014-019>023-161700-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTSUNNY   87  72  60 SW9       29.84F HX  93  TC  31
CHICAGO-MIDWAY NOT AVBL
AURORA         PTSUNNY   86  75  69 SE9       29.85F HX  95  TC  30
WAUKEGAN       PTSUNNY   86  74  67 VRB6      29.83F HX  94  TC  30
DUPAGE AIRPORT MOSUNNY   84  74  71 SE9       29.85F HX  91  TC  29
WHEELING       MOSUNNY   86  73  65 S9        29.85F HX  93  TC  30
NORTHERLY ISL*   N/A     84  68  58 S8          N/A  HX  87  TC  29
$$

LMZ740>746-161700-
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  200/  6/  6 1010.9F
WINTHROP HARBOR            76 75  160/  8/ 10   N/A           1
WAUKEGAN HARBOR            77 75  140/  6/  8   N/A           1
WILMETTE BUOY              78     140/  6/  8 1013.8F         1
CHICAGO BUOY               80 75  130/  6/  8 1011.2F         0
HARRISON CRIB              87     160/ 10/ 11   N/A
NORTHERLY ISL              83     190/  7/  8   N/A
CALUMET HARBOR             82     200/  6/ 10 1010.8
BURNS HARBOR               83     200/  3/  7 1012.2F
MICHIGAN CITY              81     200/  7/  8 1010.0F
MICH CITY BUOY             79 78  200/  2/  2 1010.3F         1
ST. JOSEPH BUOY            78 77  230/  4/  6 1012.7F         1/ 3
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-161700-
WEST-CENTRAL ILLINOIS

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

ILZ028>032-037-038-041>044-048-051>054-059>061-161700-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PEORIA         NOT AVBL
SPRINGFIELD    SUNNY     86  77  74 SW8       29.89S HX  97  TC  30
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-161700-
EAST-CENTRAL ILLINOIS

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

ILZ079-100>102-161700-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     86  75  70 SW9       29.92S HX  95  TC  30
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161700-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     86  76  71 SW5       29.96F HX  96  TC  30
MARION         MOSUNNY   84  75  74 SW6       29.97F HX  92  TC  29
$$

ILZ067-068-072-073-078-083-087-091-161700-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  PTSUNNY   85  76  74 SW9       29.95F HX  94  TC  29
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY
$$