208
ASUS43 KLOT 200610
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 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.
ILZ001-002-007-009-015-016-024-200700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 32 17 54 S15G28 29.78F WCI 22 TC 0
6HR MIN TEMP: 21; 6HR MAX TEMP: 32;
STERLING* MOCLDY 25 19 78 SE8 29.85F WCI 16 TC -4
SAVANNA* MOCLDY 24 17 75 SE12 29.81F WCI 13 TC -4
ILZ003-004-008-010-011-017-018-200700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 22 16 78 SE9 29.87F WCI 12 TC -6
6HR MIN TEMP: 18; 6HR MAX TEMP: 22;
FREEPORT* MOCLDY 24 18 78 S18G24 29.82F WCI 10 TC -4
DE KALB* PTCLDY 21 17 85 S14 29.91F WCI 8 TC -6
PERU* MOCLDY 26 20 79 S10 29.91F WCI 15 TC -4
ILZ005-006-012>014-019>023-200700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 24 15 68 S13G21 29.93R WCI 12 TC -4
6HR MIN TEMP: 19; 6HR MAX TEMP: 24;
CHICAGO-MIDWAY CLOUDY 24 16 71 S13G23 29.95F WCI 12 TC -4
6HR MIN TEMP: 19; 6HR MAX TEMP: 24;
AURORA PTCLDY 21 17 84 S9 29.93R WCI 11 TC -6
6HR MIN TEMP: 19; 6HR MAX TEMP: 21;
JOLIET* PTCLDY 26 20 78 S5 29.95S WCI 20 TC -3
WAUKEGAN PTCLDY 22 14 71 SW13 29.91R WCI 10 TC -6
6HR MIN TEMP: 18; 6HR MAX TEMP: 23;
DUPAGE AIRPORT PTCLDY 22 17 81 S10 29.92R WCI 11 TC -6
6HR MIN TEMP: 19; 6HR MAX TEMP: 22;
KANKAKEE* PTCLDY 27 18 71 S12G18 29.95F WCI 16 TC -3
WHEELING PTCLDY 23 15 71 S13 29.94S WCI 11 TC -5
6HR MIN TEMP: 18; 6HR MAX TEMP: 23;
MORRIS* PTCLDY 25 20 83 S10 29.93S WCI 14 TC -4
ROMEOVILLE* PTCLDY 23 18 80 S13G18 29.95R WCI 11 TC -5
LANSING* PTCLDY 23 14 69 SE10 29.95F WCI 12 TC -5
NORTHERLY ISL* N/A 24 16 71 S13 N/A WCI 13 TC -4
LMZ740>746-200700-
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 25 170/ 26/ 27 N/A
NORTHERLY ISL 23 160/ 11 N/A
CALUMET HARBOR 23 160/ 9/ 14 1013.9
BURNS HARBOR 23 170/ 8/ 12 1015.2F
MICHIGAN CITY 23 160/ 13/ 17 1015.4F
ILZ025>027-034>036-040-047-049-050-058-095>099-200700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 36 17 46 S13G23 29.84F WCI 27 TC 2
GALESBURG* MOCLDY 30 24 78 S13G20 29.84F WCI 20 TC -1
MACOMB* PTCLDY 29 20 69 S12 29.88F WCI 19 TC -2
JACKSONVILLE* PTCLDY 33 19 58 S15G22 29.90F WCI 22 TC 0
ILZ028>032-037-038-041>044-048-051>054-059>061-200700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 26 19 76 S10 29.96S WCI 16 TC -3
BLOOMINGTON PTCLDY 27 20 75 S18 29.94R WCI 14 TC -3
DECATUR PTCLDY 30 19 63 S16G26 29.97R WCI 19 TC -1
PEORIA PTCLDY 28 18 66 S14 29.91F WCI 17 TC -2
6HR MIN TEMP: 24; 6HR MAX TEMP: 28;
LACON* PTCLDY 29 17 60 S10 29.90F WCI 19 TC -2
LINCOLN* PTCLDY 31 17 57 S12 29.96S WCI 21 TC -1
SPRINGFIELD PTCLDY 30 20 66 S12G20 29.95R WCI 20 TC -1
6HR MIN TEMP: 26; 6HR MAX TEMP: 32;
TAYLORVILLE PTCLDY 32 21 65 S16 29.98R WCI 21 TC 0
6HR MIN TEMP: 28; 6HR MAX TEMP: 32;
ILZ033-039-045-046-055>057-062-063-200700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 27 20 75 S15 29.98R WCI 15 TC -3
DANVILLE* PTCLDY 26 21 79 S9 30.02F WCI 17 TC -3
RANTOUL* PTCLDY 26 20 77 S13 29.97F WCI 15 TC -3
MATTOON PTCLDY 28 20 71 S15G32 29.99S WCI 16 TC -2
PARIS* CLEAR 28 19 71 S14 30.02S WCI 16 TC -2
ILZ079-100>102-200700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 36 21 55 S8 29.98S WCI 29 TC 2
BELLEVILLE CLEAR 33 24 67 S10 29.98S WCI 25 TC 1
CAHOKIA* CLEAR 33 22 63 S6 29.97S WCI 28 TC 1
SPARTA* CLEAR 36 23 59 S12G17 30.03R WCI 27 TC 2
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 34 22 61 S13 30.04F WCI 25 TC 1
6HR MIN TEMP: 31; 6HR MAX TEMP: 35;
CAIRO* PTCLDY 29 26 89 CALM 30.09S TC -1
EFFINGHAM* PTCLDY 29 21 70 SE9 30.04F WCI 21 TC -1
MARION PTCLDY 33 19 57 S7 30.06F WCI 27 TC 1
MT. VERNON CLEAR 33 21 61 S7 30.04F WCI 27 TC 1
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 34 22 61 S8 30.01F WCI 27 TC 1
METROPOLIS* PTCLDY 29 21 72 CALM 30.11R TC -2
ILZ067-068-072-073-078-083-087-091-200700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 27 21 78 SE7 30.07F WCI 19 TC -3
FLORA* PTCLDY 28 21 74 SE9 30.04F WCI 20 TC -2
FAIRFIELD* PTCLDY 31 21 66 S8 30.06S WCI 24 TC 0
HARRISBURG* PTCLDY 29 23 78 SE7 30.07F WCI 22 TC -2
ROBINSON* PTCLDY 27 21 80 S8 30.05F WCI 18 TC -3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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