454
ASUS43 KLOT 291110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CST MON DEC 29 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-291200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT SNOW 13 7 77 W26G39 29.97R WCI -7 TC -11
STERLING* MOCLDY 13 10 88 W31G38 29.86R FOG WCI -9
SAVANNA* LGT SNOW 13 8 79 W22G31 29.88R WCI -5 TC -10
ILZ003-004-008-010-011-017-018-291200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT SNOW 14 9 80 W24G33 29.78R VSB 3/4 WCI -5
FREEPORT* CLOUDY 14 11 87 W25G33 29.82R WCI -5 TC -10
DE KALB* LGT SNOW 13 10 89 MISG 29.76R VSB 3/4 TC -11
PERU* LGT SNOW 15 10 81 W30G38 29.87R WCI -6 TC -9
ILZ005-006-012>014-019>023-291200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SNOW 14 9 80 W23G39 29.70R VSB 1/2 WCI -5
CHICAGO-MIDWAY LGT SNOW 15 9 76 W28G39 29.74R VSB 3/4 WCI -5
AURORA HVY SNOW 13 10 88 W29G47 29.77R VSB 1/4 WCI -8
JOLIET* LGT SNOW 16 12 85 W20G33 29.81R VSB 1 WCI -1
WAUKEGAN LGT SNOW 16 10 77 W21G38 29.63R WCI -1 TC -9
DUPAGE AIRPORT LGT SNOW 14 9 80 W25G36 29.74R VSB 1 WCI -5
KANKAKEE* LGT SNOW 14 7 76 W36G41 29.86R WCI -9 TC -10
WHEELING LGT SNOW 15 10 80 W20G35 29.71R WCI -2 TC -9
MORRIS* LGT SNOW 15 11 87 W26G44 29.81R WCI -5 TC -10
ROMEOVILLE* SNOW 14 10 85 W24G41 29.79R VSB 1/4 WCI -5
LANSING* LGT SNOW 15 9 76 W29G39 29.75R WCI -5 TC -9
NORTHERLY ISL* N/A 15 12 88 W17 N/A WCI -1 TC -9
LMZ740>746-291200-
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 16 270/ 32/ 36 N/A
NORTHERLY ISL 16 270/ 17/ 25 N/A
CALUMET HARBOR 15 240/ 15/ 24 1005.4R
BURNS HARBOR 18 260/ 22/ 26 1005.8R
MICHIGAN CITY 18 250/ 47/ 52 1003.8R
ILZ025>027-034>036-040-047-049-050-058-095>099-291200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 11 2 67 W22G38 30.14R WCI -8 TC -12
GALESBURG* CLOUDY 12 10 93 W32G40 30.01R WCI -11 TC -11
MACOMB* MOCLDY 11 4 71 W29G46 30.09R WCI -10 TC -11
JACKSONVILLE* CLOUDY 13 4 66 W31G37 30.10R WCI -8 TC -10
ILZ028>032-037-038-041>044-048-051>054-059>061-291200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC FLURRIES 13 5 70 W36G47 29.89R WCI -10 TC -10
BLOOMINGTON FLURRIES 11 4 73 W25G38 29.94R WCI -10 TC -12
DECATUR CLOUDY 12 2 64 W31G48 30.02R WCI -10 TC -11
PEORIA CLOUDY 12 2 64 W22G40 30.00R WCI -7 TC -11
LACON* LGT SNOW 12 5 71 W14G33 29.95R WCI -3 TC -11
LINCOLN* CLOUDY 13 0 55 W16G28 30.03R WCI -3 TC -10
SPRINGFIELD MOCLDY 12 3 67 W24G41 30.06R WCI -8 TC -11
TAYLORVILLE CLOUDY 13 4 67 W24G36 30.08R WCI -6 TC -10
ILZ033-039-045-046-055>057-062-063-291200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT SNOW 12 5 73 W35G49 29.95R WCI -11 TC -11
DANVILLE* CLOUDY 15 6 68 W33G46 29.93R WCI -7 TC -10
RANTOUL* LGT SNOW 12 5 73 W28G39 29.93R WCI -8 TC -11
MATTOON N/A N/A N/A N/A MISG 30.00R
PARIS* CLOUDY 17 8 66 W36G45 29.97R WCI -4 TC -8
ILZ079-100>102-291200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 17 4 57 W25G36 30.14R WCI -1 TC -8
BELLEVILLE PTCLDY 17 3 53 W21G33 30.14R WCI 1 TC -8
CAHOKIA* FLURRIES 17 4 56 NW20G39 30.16R WCI 1 TC -8
SPARTA* MOCLDY 19 5 53 W14G25 30.16R WCI 6 TC -7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-291200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 22 6 50 W16G32 30.14R WCI 8 TC -6
CAIRO* CLEAR 28 12 52 W17G25 30.18R WCI 15 TC -2
MARION PTCLDY 22 4 47 NW17G26 30.14R WCI 7 TC -6
MT. VERNON MOCLDY 20 7 57 W16G29 30.11R WCI 6 TC -7
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* FLURRIES 20 11 69 W26G35 30.09R WCI 2 TC -7
METROPOLIS* PTCLDY 27 8 45 W21G29 30.15R WCI 13 TC -3
ILZ067-068-072-073-078-083-087-091-291200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 22 9 57 NW32G45 30.01R WCI 3 TC -6
FLORA* FLURRIES 19 10 68 W25 30.08R WCI 2 TC -7
FAIRFIELD* CLOUDY 22 8 54 W16G26 30.08R WCI 8 TC -5
HARRISBURG* MOCLDY 24 8 51 W21G31 30.12R WCI 9 TC -4
ROBINSON* CLOUDY 21 12 68 W29G41 30.01R WCI 3 TC -6
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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