Regional Weather Roundup
Issued by NWS

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104
ASUS43 KLOT 071510
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT TUE OCT 07 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.

ILZ001-002-007-009-015-016-024-071600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         PTSUNNY   58  53  84 N6        30.14R TC  14
STERLING*      PTSUNNY   59  57  93 N10       30.14R TC  15
$$

ILZ003-004-008-010-011-017-018-071600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTSUNNY   58  53  84 N9        30.14S TC  14
ROCHELLE*      CLOUDY    58  54  87 NE7       30.13R TC  14
DE KALB*       CLOUDY    56  56 100 N10       30.12S TC  13
PERU*          CLOUDY    59  56  88 N14       30.10R TC  15
$$

ILZ005-006-012>014-019>023-071600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  DRIZZLE   57  55  93 N14       30.09R FOG     TC  14
CHICAGO-MIDWAY LGT RAIN  60  57  89 N14       30.09R FOG     TC  16
AURORA         CLOUDY    59  54  83 N13       30.09S TC  15
JOLIET*        RAIN      59  58  97 N9        30.09S TC  15
WAUKEGAN       CLOUDY    59  52  77 N10       30.10R TC  15
DUPAGE AIRPORT CLOUDY    58  54  86 N12       30.09S TC  14
KANKAKEE*      LGT RAIN  63  63 100 N7        30.05F TC  17
WHEELING       CLOUDY    57  55  93 N8        30.11R TC  14
MORRIS*        DRIZZLE   57  57 100 N6        30.07F TC  14
LANSING*       LGT RAIN  61  58  88 N3        30.08R TC  16
$$

LMZ740>746-071600-
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           62 68   30/ 19/ 25 1018.7R         5/ 5
WINTHROP HARBOR            58 58                N/A           3/ 6
WAUKEGAN HARBOR            59 68                N/A           3/ 6
WILMETTE BUOY              62      40/ 17/ 23 1019.8R         4/ 6
CHICAGO BUOY               62 45   10/ 17/ 23 1019.4          4/ 5
HARRISON CRIB              61      20/ 23/ 26   N/A
NORTHERLY ISL              60     350/ 13/ 15   N/A
CALUMET HARBOR             62     360/ 11/ 17 1017.0
BURNS HARBOR               63      20/ 12/ 14 1017.9R
MICHIGAN CITY              62      10/ 24/ 25 1016.5R
ST. JOSEPH BUOY            62 68  330/ 17/ 25 1018.4R         4/ 5
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-071600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    58  56  93 N12       30.13R TC  14
GALESBURG*     CLOUDY    58  54  86 N15       30.14R TC  14
MACOMB*        CLOUDY    57  56  96 N10       30.15S TC  14
JACKSONVILLE*  CLOUDY    60  59  98 NW8       30.10R TC  15
PITTSFIELD*    CLOUDY    60  59  98 N6G20     30.12R TC  15
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-071600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    60  59  96 N16       30.06S TC  16
BLOOMINGTON    CLOUDY    60  60 100 N13       30.07S TC  16
DECATUR        LGT RAIN  64  62  93 N7        30.04F TC  18
PEORIA         CLOUDY    59  58  96 N8        30.09R TC  15
LACON*         CLOUDY    58  56  90 N8        30.09S TC  15
LINCOLN*       CLOUDY    62  62 100 N7        30.07S TC  17
SPRINGFIELD    CLOUDY    62  60  93 N13       30.06R TC  17
TAYLORVILLE    CLOUDY    64  63  94 MISG      30.05S TC  18
$$

ILZ033-039-045-046-055>057-062-063-071600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    67  65  93 N9        30.03F TC  19
DANVILLE*      CLOUDY    67  65  94 NW3       30.03F TC  20
RANTOUL*       CLOUDY    65  64  96 N10       30.04S TC  19
MATTOON        PTSUNNY   72  64  76 MISG      30.02S TC  22
PARIS*         CLOUDY    71  68  89 NW10      30.02R TC  22
$$

ILZ079-100>102-071600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          MOSUNNY   72  63  73 NW9       30.05R TC  22
CAHOKIA*       MOSUNNY   72  61  68 N9        30.05R TC  22
SPARTA*        MOSUNNY   73  71  93 N3        30.06S TC  23
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-071600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    73  70  88 NW7       30.04R TC  23
CAIRO*         CLOUDY    74  72  94 NW8       30.04R TC  23
EFFINGHAM*     CLOUDY    70  70  98 W12       30.05R TC  21
MT. VERNON     CLOUDY    72  70  93 CALM      30.04R TC  22
CENTRALIA*     PTSUNNY   74  70  89 N10       30.03F TC  23
SALEM*         DRIZZLE   72  70  93 N10       30.03S TC  22
METROPOLIS*    CLOUDY    70  69  97 NW6       30.02R TC  21
$$

ILZ067-068-072-073-078-083-087-091-071600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  LGT RAIN  71  70  96 NW8       30.01S FOG     TC  22
FLORA*         CLOUDY    72  72 100 NW8       30.03S TC  22
FAIRFIELD*     CLOUDY    70  70  98 NW5       30.03R TC  21
HARRISBURG*    CLOUDY    71  69  94 MISG      30.02S TC  22
ROBINSON*      CLOUDY    72  72 100 NW7       30.01S TC  22
$$

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