National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Regional Weather Roundup
Issued by NWS

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151
ASUS43 KLOT 010510
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CST SUN NOV 30 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.

ILZ001-002-007-009-015-016-024-010600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    23  18  81 NW8       30.48R WCI  14 TC  -5
STERLING*      MOCLDY    18  16  92 W6        30.49R WCI  10 TC  -8
$$

ILZ003-004-008-010-011-017-018-010600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       PTCLDY    16  15  96 CALM      30.47R TC  -9
DE KALB*       PTCLDY    17  15  95 CALM      30.45R FOG     TC  -9
PERU*          CLOUDY    26  21  83 W5        30.48R WCI  20 TC  -3
$$

ILZ005-006-012>014-019>023-010600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  PTCLDY    19  16  88 CALM      30.44R TC  -7
CHICAGO-MIDWAY PTCLDY    21  18  88 NW5       30.45R WCI  15 TC  -6
AURORA         PTCLDY    11  10  96 S3        30.46R FOG     TC -12
JOLIET*        FOG       12  10  92 CALM      30.48R VSB 1/4 TC -11
WAUKEGAN       PTCLDY    15  15 100 W5        30.44R WCI   8 TC  -9
DUPAGE AIRPORT PTCLDY    12  12 100 CALM      30.44R TC -11
WHEELING       PTCLDY    15  15 100 CALM      30.46R TC  -9
MORRIS*        MOCLDY    17  15  95 W3        30.47R TC  -9
ROMEOVILLE*    MIX PCPN  16  14  93 SW5       30.47R FOG     WCI   9
LANSING*       PTCLDY    14   8  74 SW5       30.45S WCI   7 TC -10
NORTHERLY ISL*   N/A     29  19  66 W6          N/A  WCI  23 TC  -2
$$

LMZ740>746-010600-
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           33 46  340/  8/ 12 1031.0R         5/ 7
HARRISON CRIB              31     310/ 12/ 13   N/A
NORTHERLY ISL              29     260/  5/  9   N/A
CALUMET HARBOR             25     270/  3/  4 1030.4R
BURNS HARBOR               34     320/  7/ 10 1030.5S
MICHIGAN CITY              35     340/ 13/ 15 1030.5R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-010600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    22  18  85 NE9       30.48S WCI  12 TC  -6
GALESBURG*     CLOUDY    23  23 100 CALM        N/A  TC  -5
MACOMB*        CLOUDY    23  20  89 W5        30.51S WCI  17 TC  -5
JACKSONVILLE*  CLOUDY    22  17  81 CALM      30.50F TC  -6
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-010600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        MOCLDY    21  18  88 NW5       30.48S WCI  15 TC  -6
BLOOMINGTON    MOCLDY    21  19  92 NW7       30.46F WCI  12 TC  -6
DECATUR        PTCLDY    18  17  96 CALM      30.48S TC  -8
PEORIA         CLOUDY    24  20  84 W3        30.49S TC  -4
LACON*         CLOUDY    24  19  80 CALM      30.49S TC  -4
LINCOLN*       PTCLDY    22  17  81 CALM      30.48F TC  -5
SPRINGFIELD    PTCLDY    21  17  84 W3        30.48F TC  -6
TAYLORVILLE    PTCLDY    21  18  88 CALM      30.50S TC  -6
$$

ILZ033-039-045-046-055>057-062-063-010600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      PTCLDY    15  14  95 W6        30.46F WCI   6 TC  -9
RANTOUL*       MOCLDY    15  14  93 CALM      30.46F TC  -9
MATTOON        CLOUDY    22  19  89 W3        30.47F TC  -6
PARIS*         PTCLDY    21  18  86 CALM      30.48F TC  -6
$$

ILZ079-100>102-010600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLOUDY    23  17  76 NE3       30.52S TC  -5
BELLEVILLE     CLOUDY    23  17  78 NE5       30.52R WCI  17 TC  -5
CAHOKIA*       CLOUDY    23  17  78 NE7       30.52S WCI  15 TC  -5
SPARTA*        CLOUDY    23  18  80 NE9       30.52F WCI  13 TC  -5
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLOUDY    25  19  78 NE9       30.51S WCI  15 TC  -4
CAIRO*         CLOUDY    27  20  77 NE14      30.50S WCI  15 TC  -3
EFFINGHAM*     CLOUDY    24  20  85 NW5       30.51S WCI  18 TC  -5
MT. VERNON     CLOUDY   N/A N/A N/A NE3       30.51S
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    25  19  80 N3        30.50S TC  -4
METROPOLIS*    CLOUDY    26  17  69 NE7       30.50R WCI  18 TC  -3
$$

ILZ067-068-072-073-078-083-087-091-010600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  CLOUDY    25  19  78 N5        30.51R WCI  19 TC  -4
FLORA*         CLOUDY    25  19  80 N3        30.51S TC  -4
FAIRFIELD*     CLOUDY    25  19  77 N3        30.51S TC  -4
HARRISBURG*    CLOUDY    26  18  73 NE8       30.52S WCI  17 TC  -3
ROBINSON*      CLOUDY    25  21  86 NW6       30.49F WCI  18 TC  -4
$$

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