Regional Weather Roundup
Issued by NWS

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743
ASUS43 KLOT 092306
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CST TUE DEC 09 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.

ILZ001-002-007-009-015-016-024-100000-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         CLOUDY    38  31  76 VRB3      29.53F TC   3
STERLING*      CLOUDY    36  32  85 VRB3      29.57F TC   2
$$

ILZ003-004-008-010-011-017-018-100000-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       LGT RAIN  33  30  88 E5        29.58F WCI  29 TC   1
FREEPORT*      CLOUDY    33  31  92 SE10      29.55F WCI  25 TC   1
DE KALB*       CLOUDY    32  31  95 S5        29.61F WCI  28 TC   0
PERU*          CLOUDY    36  32  86 S13       29.61F WCI  27 TC   2
$$

ILZ005-006-012>014-019>023-100000-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  LGT RAIN  35  30  82 S9        29.62F WCI  28 TC   2
CHICAGO-MIDWAY LGT RAIN  36  30  79 S10G23    29.64F WCI  28 TC   2
AURORA         CLOUDY    34  31  88 S9        29.62S WCI  27 TC   1
JOLIET*        CLOUDY    37  33  84 S8        29.65F WCI  31 TC   3
WAUKEGAN       CLOUDY    33  28  81 SW7       29.60F WCI  27 TC   1
DUPAGE AIRPORT CLOUDY    34  31  88 S10       29.62F WCI  26 TC   1
WHEELING       LGT RAIN  34  31  88 S6        29.63F WCI  29 TC   1
MORRIS*        CLOUDY    35  32  88 S8        29.63F WCI  29 TC   2
ROMEOVILLE*    CLOUDY    36  34  93 S9        29.65F WCI  29 TC   2
LANSING*       LGT RAIN  34  28  76 S12       29.67S WCI  26 TC   1
NORTHERLY ISL*   N/A     36  29  76 S9          N/A  WCI  29 TC   2
$$

LMZ740>746-100000-
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)
HARRISON CRIB              36     200/ 15/ 16   N/A
NORTHERLY ISL              36     170/  8/ 12   N/A
CALUMET HARBOR             36     200/  7/ 12 1004.0
BURNS HARBOR               36     210/  6/  9 1005.4S
MICHIGAN CITY              36     200/ 11/ 13 1004.8F
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-100000-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         CLOUDY    44  33  65 S12       29.57F TC   7
GALESBURG*     CLOUDY    37  35  93 S9        29.57F WCI  30 TC   3
MACOMB*        CLOUDY    37  32  82 SE7       29.59F WCI  32 TC   3
JACKSONVILLE*  CLOUDY    43  32  65 S13       29.62F TC   6
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-100000-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        CLOUDY    36  31  85 S6        29.66F WCI  31 TC   2
BLOOMINGTON    CLOUDY    36  33  89 S14       29.65F WCI  27 TC   2
DECATUR        CLOUDY    39  33  79 S16G24    29.68S WCI  30 TC   4
PEORIA         CLOUDY    37  32  82 S10       29.62F WCI  30 TC   3
LINCOLN*       CLOUDY    40  31  71 S12       29.66S TC   4
SPRINGFIELD    CLOUDY    40  33  76 S15       29.64F TC   4
TAYLORVILLE    CLOUDY    39  33  81 S13G20    29.69R WCI  31 TC   4
$$

ILZ033-039-045-046-055>057-062-063-100000-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    37  33  85 S16       29.67F WCI  28 TC   3
RANTOUL*       CLOUDY    37  32  84 SE8       29.68F WCI  30 TC   3
MATTOON        CLOUDY    41  33  73 S13G22    29.70F TC   5
PARIS*         CLOUDY    40  32  73 S16       29.72S TC   4
$$

ILZ079-100>102-100000-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          CLEAR     48  34  57 S16       29.70F TC   9
BELLEVILLE     CLOUDY    45  35  67 S16       29.72S TC   7
CAHOKIA*       CLOUDY    49  34  56 S10       29.70  TC   9
SPARTA*        MOCLDY    41  34  75 S14G22    29.78F TC   5
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-100000-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOCLDY    39  34  82 S17G26    29.82F WCI  30 TC   4
CAIRO*         PTCLDY    44  37  75 SW7       29.91S TC   7
EFFINGHAM*     CLOUDY    41  33  72 S13G22    29.75F TC   5
MARION         MOCLDY    39  34  81 S22G29    29.82F WCI  29 TC   4
MT. VERNON     MOCLDY   N/A N/A N/A S16       29.80S
CENTRALIA*     MOCLDY    39  32  77 S16G25    29.77S WCI  30 TC   4
SALEM*         MOCLDY    40  33  75 S14G22    29.76S TC   5
METROPOLIS*    MOCLDY    43  33  66 CALM      29.90F TC   6
$$

ILZ067-068-072-073-078-083-087-091-100000-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  MOCLDY    42  32  67 S15       29.79F TC   6
FLORA*         MOCLDY    39  32  75 S17G24    29.78S WCI  30 TC   4
FAIRFIELD*     MOCLDY    39  32  76 S13       29.81R WCI  32 TC   4
HARRISBURG*    MOCLDY    40  32  71 S12G17    29.84F TC   5
ROBINSON*      MOCLDY    43  34  70 S17G24    29.76F TC   6
$$

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