411
ASUS43 KLOT 211006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CST SUN DEC 21 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.
ILZ001-002-007-009-015-016-024-211100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 21 8 57 N8 30.32S WCI 11 TC -6
STERLING* CLEAR 20 10 65 NW5 30.33R WCI 13 TC -7
SAVANNA* CLEAR 19 7 60 NW5 30.33R WCI 12 TC -7
ILZ003-004-008-010-011-017-018-211100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 16 8 71 NW8 30.31R WCI 5 TC -9
FREEPORT* CLEAR 16 6 65 NW9 30.32R WCI 4 TC -9
DE KALB* CLEAR 17 10 73 CALM 30.29R TC -8
PERU* CLEAR 20 13 74 NW5 30.32R WCI 13 TC -7
ILZ005-006-012>014-019>023-211100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 21 8 57 NW7 30.27R WCI 12 TC -6
CHICAGO-MIDWAY CLEAR 22 9 57 NW10 30.29R WCI 11 TC -6
AURORA CLEAR 17 11 77 NW6 30.28R WCI 9 TC -8
JOLIET* CLEAR 23 12 63 NW6 30.31R WCI 16 TC -5
WAUKEGAN CLEAR 18 4 54 NW8 30.27R WCI 8 TC -8
DUPAGE AIRPORT CLEAR 20 8 60 NW13 30.27R WCI 7 TC -7
KANKAKEE* CLEAR 24 12 59 NW10 30.30S WCI 14 TC -4
WHEELING CLEAR 19 9 65 NW5 30.29R WCI 12 TC -7
MORRIS* CLEAR 21 13 71 NW6 30.30R WCI 14 TC -6
ROMEOVILLE* CLEAR 21 10 63 NW6 30.30R WCI 14 TC -6
LANSING* CLEAR 23 7 50 NW3 30.29R TC -5
NORTHERLY ISL* N/A 24 9 52 W12 N/A WCI 13 TC -4
LMZ740>746-211100-
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 25 300/ 11/ 13 N/A
CALUMET HARBOR 24 280/ 4/ 7 1024.7
BURNS HARBOR 28 310/ 8/ 10 1025.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-211100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 27 16 63 NW3 30.34R TC -3
GALESBURG* CLEAR 20 16 85 NW5 30.34R WCI 13 TC -7
MACOMB* CLEAR 24 17 77 N9 30.35S WCI 14 TC -5
JACKSONVILLE* CLEAR 22 17 80 SW3 30.35R TC -5
ILZ028>032-037-038-041>044-048-051>054-059>061-211100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 23 14 68 NW7 30.31R WCI 14 TC -5
BLOOMINGTON CLEAR 22 15 75 NW7 30.32R WCI 13 TC -6
DECATUR CLEAR 27 18 69 NW8 30.32R WCI 19 TC -3
PEORIA CLEAR 24 13 62 N3 30.33R TC -4
LACON* CLEAR 21 11 64 CALM 30.32R TC -6
LINCOLN* CLEAR 25 17 70 CALM 30.33S TC -4
SPRINGFIELD CLEAR 28 17 63 NW3 30.33R TC -2
TAYLORVILLE CLEAR 27 20 74 N6 30.33S WCI 21 TC -3
ILZ033-039-045-046-055>057-062-063-211100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 24 18 77 NW9 30.31R WCI 14 TC -4
DANVILLE* CLEAR 27 19 71 NW7 30.32R WCI 19 TC -3
RANTOUL* CLEAR 25 18 73 NW7 30.31R WCI 18 TC -4
MATTOON PTCLDY 25 20 81 NW8 30.30R WCI 16 TC -4
PARIS* PTCLDY 27 19 69 NW7 30.32R WCI 20 TC -3
ILZ079-100>102-211100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 30 16 55 CALM 30.36R TC -1
BELLEVILLE MOCLDY 31 22 67 N6 30.34R WCI 26 TC 0
SPARTA* MOCLDY 33 19 56 NW3 30.35R TC 1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 28 24 85 N3 30.34R TC -2
CAIRO* MOCLDY 38 25 60 NE6 30.34R WCI 33 TC 3
EFFINGHAM* MOCLDY 30 20 67 CALM 30.35R TC -1
MARION PTCLDY 31 21 67 N5 30.35R WCI 26 TC -1
MT. VERNON MOCLDY 32 18 56 N3 30.34R TC 0
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOCLDY 29 21 72 N6 30.33R WCI 23 TC -2
METROPOLIS* MOCLDY 37 22 54 CALM 30.33R TC 3
ILZ067-068-072-073-078-083-087-091-211100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 29 20 69 NW6 30.33R WCI 23 TC -2
FLORA* MOCLDY 32 19 59 N6 30.34R WCI 26 TC 0
FAIRFIELD* PTCLDY 33 20 59 N9 30.33R WCI 25 TC 1
HARRISBURG* PTCLDY 32 21 64 CALM 30.34R TC 0
ROBINSON* MOCLDY 30 21 69 N6 30.32S WCI 24 TC -1
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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