577
ASUS43 KLOT 201407
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CST SAT DEC 20 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.
ILZ001-002-007-009-015-016-024-201500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 36 24 62 SW8 29.69R WCI 30 TC 2
STERLING* MOCLDY 35 25 66 SW8 29.71R WCI 29 TC 2
SAVANNA* MOCLDY 37 23 57 SW10 29.70R WCI 29 TC 3
ILZ003-004-008-010-011-017-018-201500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 35 25 66 S14 29.69R WCI 26 TC 2
FREEPORT* MOCLDY 35 25 68 SW17 29.68R WCI 24 TC 2
DE KALB* CLOUDY 33 26 77 S24G30 29.70R WCI 20 TC 1
PERU* MOCLDY 37 26 66 S16 29.73R WCI 27 TC 3
ILZ005-006-012>014-019>023-201500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 36 22 56 S15 29.70R WCI 27 TC 2
CHICAGO-MIDWAY MOCLDY 35 22 58 SW18G30 29.73R WCI 24 TC 2
AURORA MOCLDY 35 25 66 S14G24 29.72R WCI 26 TC 2
JOLIET* MOCLDY 37 26 63 SW15G21 29.76R WCI 28 TC 3
WAUKEGAN MOCLDY 37 23 56 SW22G33 29.66R WCI 26 TC 3
DUPAGE AIRPORT MOCLDY 35 24 64 S15G28 29.71R WCI 25 TC 2
KANKAKEE* MOCLDY 33 23 66 S22G29 29.79S WCI 21 TC 1
WHEELING MOCLDY 37 23 56 SW20G31 29.70R WCI 27 TC 3
MORRIS* MOCLDY 35 27 74 SW17 29.74R WCI 24 TC 2
ROMEOVILLE* CLEAR 36 25 64 S20G30 29.75R WCI 25 TC 2
LANSING* MOCLDY 34 19 53 SW20G32 29.76S WCI 22 TC 1
NORTHERLY ISL* N/A 35 22 59 SW15 N/A WCI 25 TC 2
LMZ740>746-201500-
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)
NORTHERLY ISL 33 190/ 21/ 23 N/A
CALUMET HARBOR 34 170/ 14/ 20 1006.1
BURNS HARBOR 34 180/ 11/ 18 1007.8F
ILZ025>027-034>036-040-047-049-050-058-095>099-201500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 37 25 61 SW16 29.78R WCI 28 TC 3
GALESBURG* PTCLDY 34 29 83 S14 29.75R WCI 24 TC 1
MACOMB* MOCLDY 34 26 70 S10 29.77S WCI 26 TC 1
JACKSONVILLE* MOCLDY 37 25 64 S13G18 29.80R WCI 28 TC 3
ILZ028>032-037-038-041>044-048-051>054-059>061-201500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 35 25 65 S21G28 29.76R WCI 24 TC 2
BLOOMINGTON CLOUDY 35 26 69 S20 29.79R WCI 24 TC 2
DECATUR MOCLDY 36 24 62 S17G28 29.82R WCI 26 TC 2
PEORIA MOCLDY 35 25 66 S15G26 29.77R WCI 25 TC 2
LACON* MOCLDY 35 24 62 SW15 29.75R WCI 26 TC 2
LINCOLN* CLOUDY 37 24 59 S9 29.80R WCI 30 TC 3
SPRINGFIELD MOCLDY 36 26 67 S14 29.81R WCI 27 TC 2
TAYLORVILLE MOCLDY 35 26 69 S18 29.82S WCI 24 TC 2
ILZ033-039-045-046-055>057-062-063-201500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 34 24 67 S21 29.83R WCI 22 TC 1
DANVILLE* MOCLDY 35 23 62 S21G26 29.85R WCI 24 TC 2
RANTOUL* MOCLDY 34 24 67 S15 29.84R WCI 24 TC 1
MATTOON PTCLDY 36 23 59 S17G29 29.85S WCI 26 TC 2
PARIS* PTCLDY 33 23 66 S17 29.89S WCI 22 TC 1
ILZ079-100>102-201500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 37 27 65 S13 29.83S WCI 29 TC 3
BELLEVILLE CLEAR 38 26 61 S10 29.84F WCI 31 TC 4
CAHOKIA* CLEAR 36 26 67 S9 29.83F WCI 29 TC 2
SPARTA* PTCLDY 38 25 58 S14G22 29.90R WCI 30 TC 4
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 41 25 53 S9 29.92F TC 5
CAIRO* PTCLDY 40 28 61 S10 29.99S TC 4
EFFINGHAM* PTCLDY 35 23 62 SE10G16 29.90F WCI 27 TC 2
MARION PTCLDY 39 25 56 S14G23 29.94S WCI 31 TC 4
MT. VERNON PTCLDY 37 23 56 S9 29.92F WCI 30 TC 3
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 39 24 54 S14 29.88F WCI 31 TC 4
METROPOLIS* CLEAR 39 24 53 CALM 30.00S TC 4
ILZ067-068-072-073-078-083-087-091-201500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 32 24 72 S16 29.95F WCI 21 TC 0
FLORA* PTCLDY 34 25 69 S14 29.92F WCI 24 TC 1
FAIRFIELD* PTCLDY 35 23 63 S10 29.95S WCI 27 TC 2
HARRISBURG* PTCLDY 40 25 54 SW8 29.96F TC 5
ROBINSON* PTCLDY 34 25 69 S16G23 29.92F WCI 23 TC 1
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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