700
ASUS43 KLOT 201006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-201100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 35 20 54 S12G24 29.66F WCI 27 TC 2
STERLING* PTCLDY 34 22 61 S9 29.71F WCI 27 TC 1
SAVANNA* PTCLDY 32 21 64 S14 29.68F WCI 22 TC 0
ILZ003-004-008-010-011-017-018-201100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 30 20 66 S17G25 29.72F WCI 18 TC -1
FREEPORT* MOCLDY 32 22 67 S18G24 29.68F WCI 20 TC 0
DE KALB* PTCLDY 28 21 77 S15 29.75F WCI 16 TC -2
PERU* MOCLDY 32 24 70 S23 29.75F WCI 20 TC 0
ILZ005-006-012>014-019>023-201100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 30 17 58 S14 29.78F WCI 19 TC -1
CHICAGO-MIDWAY CLOUDY 30 18 60 S15 29.81F WCI 19 TC -1
AURORA PTCLDY 28 20 71 S14 29.77F WCI 17 TC -2
JOLIET* MOCLDY 34 22 61 S14G23 29.81F WCI 24 TC 1
WAUKEGAN MOCLDY 29 18 63 S17G24 29.75F WCI 17 TC -2
DUPAGE AIRPORT MOCLDY 30 20 66 S16 29.77F WCI 19 TC -1
KANKAKEE* PTCLDY 30 20 68 S16G26 29.85F WCI 18 TC -1
WHEELING MOCLDY 29 18 63 S16 29.79F WCI 17 TC -2
MORRIS* MOCLDY 31 23 72 S17 29.79F WCI 19 TC -1
ROMEOVILLE* MOCLDY 30 21 69 S17G24 29.81F WCI 18 TC -1
LANSING* MOCLDY 28 16 60 S14G23 29.84F WCI 17 TC -2
NORTHERLY ISL* N/A 30 18 60 S15 N/A WCI 19 TC -1
LMZ740>746-201100-
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 29 170/ 7/ 16 N/A
CALUMET HARBOR 29 160/ 13/ 21 1009.9
BURNS HARBOR 29 180/ 9/ 15 1011.5F
ILZ025>027-034>036-040-047-049-050-058-095>099-201100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 37 21 52 S14G23 29.75F WCI 28 TC 3
GALESBURG* MOCLDY 33 27 80 S14G22 29.72F WCI 23 TC 1
MACOMB* MOCLDY 33 23 66 S16 29.76F WCI 23 TC 1
JACKSONVILLE* PTCLDY 35 22 59 S13 29.81F WCI 26 TC 2
ILZ028>032-037-038-041>044-048-051>054-059>061-201100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 31 21 67 S22G28 29.83F WCI 18 TC 0
BLOOMINGTON CLEAR 31 24 75 S22 29.81F WCI 18 TC -1
DECATUR CLEAR 32 22 66 S17 29.88F WCI 21 TC 0
PEORIA PTCLDY 31 23 72 S13 29.79F WCI 21 TC -1
LACON* MOCLDY 34 21 59 S14G21 29.77F WCI 24 TC 1
LINCOLN* PTCLDY 33 21 63 S17 29.84F WCI 21 TC 0
SPRINGFIELD PTCLDY 35 23 61 S21G38 29.83F WCI 24 TC 2
TAYLORVILLE PTCLDY 35 24 65 S20 29.88F WCI 23 TC 1
ILZ033-039-045-046-055>057-062-063-201100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 29 22 75 S17 29.88F WCI 17 TC -2
DANVILLE* PTCLDY 30 21 69 S13 29.93F WCI 20 TC -1
RANTOUL* CLEAR 28 22 75 S15 29.88F WCI 17 TC -2
MATTOON PTCLDY 31 21 66 S15 29.92F WCI 20 TC -1
PARIS* PTCLDY 29 21 71 S13 29.96F WCI 19 TC -2
ILZ079-100>102-201100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 38 24 57 S13 29.87F WCI 30 TC 3
BELLEVILLE CLEAR 37 25 61 SW13 29.88F WCI 29 TC 3
SPARTA* CLEAR 38 24 57 S12G24 29.93F WCI 30 TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 34 22 61 S8 29.98F WCI 27 TC 1
CAIRO* CLEAR 37 25 63 S10 30.03F WCI 30 TC 3
EFFINGHAM* PTCLDY 30 22 73 SE8 29.97F WCI 23 TC -1
MARION PTCLDY 35 20 56 S10 29.99F WCI 27 TC 1
MT. VERNON PTCLDY 35 21 56 S10 29.97F WCI 27 TC 2
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 38 22 54 S12 29.94F WCI 30 TC 3
METROPOLIS* CLEAR 31 21 64 CALM 30.05S TC 0
ILZ067-068-072-073-078-083-087-091-201100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 28 22 78 S8 30.02F WCI 20 TC -2
FLORA* PTCLDY 30 23 74 S13 29.98F WCI 20 TC -1
FAIRFIELD* PTCLDY 31 22 70 S7 30.00F WCI 24 TC -1
HARRISBURG* PTCLDY 30 22 72 SE6 30.02F WCI 24 TC -1
ROBINSON* PTCLDY 30 23 74 S10 30.00F WCI 21 TC -1
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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