320
ASUS43 KLOT 240510
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT MON AUG 24 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.

ILZ001-002-007-009-015-016-024-240600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLEAR     58  56  93 SW3       30.05S TC  14
STERLING*      CLEAR     58  58 100 CALM      30.06S TC  14
SAVANNA*       CLEAR     57  56  94 CALM      30.05S TC  14
$$

ILZ003-004-008-010-011-017-018-240600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLEAR     56  54  93 CALM      30.05F TC  13
FREEPORT*      CLEAR     56  55  95 CALM      30.06S TC  14
ROCHELLE*      CLEAR     54  52  94 CALM      30.05S TC  12
DE KALB*       CLEAR     57  54  89 W5        30.05S TC  14
PERU*          CLEAR     59  57  94 W3        30.05S TC  15
$$

ILZ005-006-012>014-019>023-240600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    64  54  69 W6        30.01S TC  18
CHICAGO-MIDWAY CLEAR     66  54  65 W5        30.01S TC  19
AURORA         CLEAR     56  55  97 CALM      30.03S TC  13
JOLIET*        CLEAR     59  58  97 CALM      30.03F TC  15
WAUKEGAN       NOT AVBL
DUPAGE AIRPORT NOT AVBL
KANKAKEE*      CLEAR     58  56  92 W5        30.04F TC  15
WHEELING       MOCLDY    63  54  72 CALM      30.03S TC  17
ROMEOVILLE*    CLEAR     64  59  82 W5        30.04S TC  18
LANSING*       CLEAR     58  56  91 CALM      30.02S TC  15
NORTHERLY ISL*   N/A     69  51  52 W3          N/A  TC  21
$$

LMZ740>746-240600-
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  310/  8/ 14 1015.7          2/ 6
WAUKEGAN HARBOR            67 73  270/  8/ 10 1016.4          1/ 6
WILMETTE BUOY              71     330/ 10/ 14 1018.7F         2/ 6
CHICAGO BUOY               72 73              1015.1          2/ 4
NORTHERLY ISL              69     270/  2/  9   N/A
CALUMET HARBOR             67     260/  1/  3 1016.4
MICH CITY BUOY             69 74  190/  8/ 10   N/A           2/ 6
ST. JOSEPH BUOY            69 73  340/  4/  8 1016.9F         2/ 5
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-240600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLEAR     63  57  81 CALM      30.06F TC  17
GALESBURG*     CLEAR     57  57 100 CALM      30.08R FOG     TC  14
MACOMB*        CLEAR     58  58 100 CALM      30.09S TC  14
JACKSONVILLE*  CLEAR     57  57 100 CALM      30.07S TC  14
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-240600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLEAR     59  58  97 CALM      30.05S TC  15
BLOOMINGTON    CLEAR     61  58  90 W3        30.07S TC  16
DECATUR        CLEAR     61  57  87 CALM      30.06S TC  16
PEORIA         CLEAR     61  57  88 CALM      30.06S TC  16
LACON*         CLEAR     57  54  90 CALM      30.05S TC  14
LINCOLN*       CLEAR     61  61 100 CALM      30.06S TC  16
SPRINGFIELD    CLEAR     60  59  96 CALM      30.06S TC  16
TAYLORVILLE    NOT AVBL
$$

ILZ033-039-045-046-055>057-062-063-240600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLEAR     58  58 100 NW3       30.05F TC  14
RANTOUL*       CLEAR     58  57  98 W5        30.06S TC  14
MATTOON        CLEAR     62  59  90 CALM      30.04F TC  17
PARIS*         CLEAR     57  57  97 CALM      30.05F TC  14
$$

ILZ079-100>102-240600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     61  58  90 CALM      30.06S TC  16
BELLEVILLE     CLEAR     65  62  93 NW3       30.03S TC  18
CAHOKIA*       CLEAR     61  59  93 CALM      30.05S TC  16
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-240600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     NOT AVBL
CAIRO*         PTCLDY    67  67 100 CALM      30.04R TC  20
EFFINGHAM*     CLEAR     60  60 100 CALM      30.07R TC  16
MARION         CLEAR     60  60  98 CALM      30.05R TC  16
MT. VERNON     CLEAR     57  57 100 CALM      30.04F TC  14
CENTRALIA*     CLEAR     58  57  97 CALM      30.05S TC  15
SALEM*         CLEAR     62  59  87 MISG      30.05S TC  17
METROPOLIS*    CLEAR     62  62  98 CALM      30.04S TC  17
$$

ILZ067-068-072-073-078-083-087-091-240600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLEAR     63  59  87 N5        30.04S TC  17
FLORA*         CLEAR     63  59  88 N3        30.05S TC  17
FAIRFIELD*     CLEAR     60  57  91 CALM      30.04S TC  16
HARRISBURG*    CLEAR     61  60  97 CALM      30.04S TC  16
ROBINSON*      PTCLDY    57  57 100 CALM      30.04S TC  14
$$

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