Regional Weather Roundup
Issued by NWS

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769
ASUS43 KLOT 271101
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CST THU NOV 27 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.

ILZ001-002-007-009-015-016-024-271200-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    28  17  63 NW20      30.29R WCI  15 TC  -2
STERLING*      CLOUDY    29  19  66 NW10      30.25R WCI  20 TC  -2
$$

ILZ003-004-008-010-011-017-018-271200-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       CLOUDY    29  17  61 NW18G35   30.22R WCI  16 TC  -2
DE KALB*       CLOUDY    28  19  69 NW17G23   30.19R WCI  15 TC  -2
PERU*          CLOUDY    29  19  64 NW16G26   30.24R WCI  18 TC  -1
$$

ILZ005-006-012>014-019>023-271200-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    29  16  58 NW14G31   30.15R WCI  18 TC  -2
CHICAGO-MIDWAY CLOUDY    30  17  58 NW17G28   30.16R WCI  18 TC  -1
AURORA         CLOUDY    28  18  66 NW21G38   30.18R WCI  15 TC  -2
JOLIET*        CLOUDY    31  19  62 W8G18     30.20S WCI  23 TC  -1
WAUKEGAN       CLOUDY    28  16  60 NW14G29   30.13R WCI  17 TC  -2
DUPAGE AIRPORT CLOUDY    29  18  63 W15G29    30.16R WCI  18 TC  -2
WHEELING       CLOUDY    29  15  56 MISG      30.17R TC  -2
MORRIS*        CLOUDY    29  21  73 NW15G22   30.21R WCI  18 TC  -2
ROMEOVILLE*    CLOUDY    28  18  64 W17G28    30.19R WCI  16 TC  -2
LANSING*       CLOUDY    29  13  51 W16G22    30.17R WCI  18 TC  -1
NORTHERLY ISL*   N/A     31  19  61 W14         N/A  WCI  21 TC   0
$$

LMZ740>746-271200-
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 47  300/ 29/ 37 1019.1R
HARRISON CRIB              31     300/ 22/ 27   N/A
NORTHERLY ISL              30     270/ 13/ 21   N/A
CALUMET HARBOR             30     270/  7/ 14 1020.5
BURNS HARBOR               33     290/ 13/ 17 1020.3R
MICHIGAN CITY              33     290/ 32/ 36 1019.5R
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-271200-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         PTCLDY    26  18  71 NW14G23   30.35R WCI  14 TC  -3
GALESBURG*     CLOUDY    28  23  82 NW10G22     N/A  WCI  18 TC  -2
MACOMB*        CLOUDY    28  18  68 NW13      30.35R WCI  17 TC  -2
JACKSONVILLE*  CLOUDY    29  19  67 NW14      30.33R WCI  18 TC  -2
PITTSFIELD*    CLOUDY    30  21  70 NW12      30.34S WCI  20 TC  -1
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-271200-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    28  19  67 NW16      30.24R WCI  17 TC  -2
BLOOMINGTON    CLOUDY    26  19  74 NW17G23   30.26R WCI  13 TC  -3
DECATUR        CLOUDY    29  20  69 NW13G24   30.27R WCI  19 TC  -2
PEORIA         CLOUDY    28  17  63 NW10G22   30.29R WCI  19 TC  -2
LACON*         CLOUDY    28  17  63 NW10G21   30.26S WCI  19 TC  -2
LINCOLN*       CLOUDY    29  16  57 NW12G18   30.30R WCI  20 TC  -1
SPRINGFIELD    CLOUDY    30  20  66 NW10      30.30R WCI  21 TC  -1
TAYLORVILLE    CLOUDY    31  21  68 NW14      30.30R WCI  20 TC  -1
$$

ILZ033-039-045-046-055>057-062-063-271200-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    27  19  72 W21G26    30.25R WCI  13 TC  -3
RANTOUL*       CLOUDY    27  19  70 NW22      30.24S WCI  13 TC  -3
MATTOON        CLOUDY    30  20  66 W18G26    30.25S WCI  18 TC  -1
PARIS*         CLOUDY    28  20  72 NW9       30.25S WCI  19 TC  -2
$$

ILZ079-100>102-271200-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          PTCLDY    31  22  67 NW9       30.33R WCI  23 TC   0
BELLEVILLE     CLOUDY    34  22  63 NW12      30.31S WCI  25 TC   1
CAHOKIA*       PTCLDY    32  21  64 NW7       30.34R WCI  26 TC   0
SPARTA*        PTCLDY    34  23  64 NW8       30.34R WCI  27 TC   1
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271200-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     PTCLDY    36  23  59 W6        30.32S WCI  31 TC   2
CAIRO*         PTCLDY    37  26  64 CALM      30.35R TC   3
EFFINGHAM*     MOCLDY    31  23  73 W9        30.30S WCI  23 TC  -1
MT. VERNON     PTCLDY   N/A N/A N/A VRB3      30.31R
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         PTCLDY    33  22  64 NW7       30.30R WCI  27 TC   1
METROPOLIS*    CLOUDY    35  23  59 CALM      30.33R TC   2
$$

ILZ067-068-072-073-078-083-087-091-271200-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  MOCLDY    31  20  63 NW13      30.27F WCI  21 TC  -1
FLORA*         MOCLDY    32  23  69 NW9       30.29F WCI  24 TC   0
FAIRFIELD*     PTCLDY    33  21  60 NW6       30.29F WCI  28 TC   1
HARRISBURG*    PTCLDY    36  24  61 NW6       30.31S WCI  31 TC   2
$$

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