834
ASUS43 KLOT 021010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CST FRI JAN 02 2026
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.
ILZ001-002-007-009-015-016-024-021100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 24 17 74 NW3 29.91S TC -4
STERLING* CLOUDY 23 16 74 NW8 29.90F WCI 14 TC -5
SAVANNA* CLOUDY 22 13 67 N8 29.90F WCI 13 TC -5
ILZ003-004-008-010-011-017-018-021100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 20 11 68 NW10 29.90F WCI 9 TC -7
FREEPORT* CLOUDY 21 14 72 NW9 29.91S WCI 11 TC -6
DE KALB* CLOUDY 20 13 75 MISG 29.87F TC -7
PERU* CLOUDY 23 17 75 W5 29.90F WCI 17 TC -5
ILZ005-006-012>014-019>023-021100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 20 10 65 NW10 29.87S WCI 9 TC -7
CHICAGO-MIDWAY CLOUDY 22 12 65 NW10 29.87F WCI 11 TC -6
AURORA CLOUDY 21 14 74 N10 29.87F WCI 10 TC -6
JOLIET* CLOUDY 25 18 73 CALM 29.89F TC -4
WAUKEGAN CLOUDY 18 7 62 NW7 29.86S WCI 9 TC -8
DUPAGE AIRPORT CLOUDY 20 12 71 NW12 29.87S WCI 8 TC -7
KANKAKEE* CLOUDY 23 14 69 W7 29.89F WCI 15 TC -5
WHEELING CLOUDY 20 9 62 MISG 29.88F TC -7
MORRIS* CLOUDY 23 18 80 W8 29.89S WCI 14 TC -5
ROMEOVILLE* CLOUDY 23 18 80 W6 29.88F WCI 16 TC -5
LANSING* CLOUDY 22 14 71 NW6 29.88F WCI 15 TC -5
NORTHERLY ISL* N/A 22 13 68 W8 N/A WCI 13 TC -5
LMZ740>746-021100-
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 22 250/ 10/ 12 N/A
CALUMET HARBOR 22 280/ 7/ 11 1011.3
BURNS HARBOR 24 290/ 7/ 9 1011.9S
ILZ025>027-034>036-040-047-049-050-058-095>099-021100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 25 22 88 N5 29.90 WCI 19 TC -4
GALESBURG* CLOUDY 23 23 100 CALM 29.92F TC -5
MACOMB* MOCLDY 21 19 91 CALM 29.94S TC -6
JACKSONVILLE* CLOUDY 28 27 97 N10 29.90F WCI 18 TC -2
ILZ028>032-037-038-041>044-048-051>054-059>061-021100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 21 15 76 W3 29.90F TC -6
BLOOMINGTON PTCLDY 21 16 81 NW8 29.89F WCI 11 TC -6
DECATUR CLOUDY 27 21 78 N8 29.90R WCI 19 TC -3
PEORIA CLOUDY 23 17 78 CALM 29.91S TC -5
LACON* CLOUDY 22 16 79 CALM 29.91S TC -6
LINCOLN* PTCLDY 26 17 69 CALM 29.91F TC -3
SPRINGFIELD CLOUDY 27 24 89 N9 29.90S WCI 18 TC -3
TAYLORVILLE CLOUDY 28 26 90 N9 29.90S WCI 19 TC -2
ILZ033-039-045-046-055>057-062-063-021100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 21 17 84 N6 29.88F WCI 13 TC -6
DANVILLE* CLEAR 17 15 90 CALM 29.89F TC -8
RANTOUL* PTCLDY 21 17 82 CALM 29.88F TC -6
MATTOON CLOUDY 27 22 81 N9 29.87S WCI 18 TC -3
PARIS* PTCLDY 23 19 87 CALM 29.89S TC -5
ILZ079-100>102-021100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 32 29 87 N6 29.90R WCI 27 TC 0
BELLEVILLE CLOUDY 34 32 93 NE3 29.87 FOG TC 1
CAHOKIA* CLOUDY 34 32 92 NE3 29.89S TC 1
SPARTA* CLOUDY 32 32 100 N7 29.90R FOG WCI 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-021100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 32 32 100 N5 29.88S FOG WCI 27
CAIRO* MOCLDY 35 33 93 NE7 29.84F WCI 29 TC 2
EFFINGHAM* CLOUDY 29 27 92 N5 29.91S WCI 24 TC -1
MARION CLOUDY 32 31 96 NE5 29.88F FOG WCI 27
MT. VERNON CLOUDY 31 28 89 VRB6 29.89R WCI 25 TC -1
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 32 29 89 N6 29.89S WCI 26 TC 0
METROPOLIS* MOCLDY 33 32 98 CALM 29.86S TC 0
ILZ067-068-072-073-078-083-087-091-021100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 29 26 89 N6 29.89S WCI 23 TC -2
FLORA* MOCLDY 28 27 93 N6 29.90S WCI 22 TC -2
FAIRFIELD* CLOUDY 32 30 92 N6 29.88F FOG WCI 26
HARRISBURG* FOG 32 31 96 CALM 29.89S VSB 1/2 TC 0
ROBINSON* CLOUDY 27 27 100 N5 29.89S WCI 21 TC -3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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