878
ASUS43 KLOT 190506
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CST THU DEC 18 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.
ILZ001-002-007-009-015-016-024-190600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 15 3 59 W23G43 29.67R WCI -3 TC -9
STERLING* PTCLDY 15 11 83 W26 29.60S WCI -4 TC -9
SAVANNA* CLOUDY 15 4 63 W15G30 29.62R WCI -1 TC -10
ILZ003-004-008-010-011-017-018-190600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 15 4 61 W23G35 29.55S WCI -3 TC -9
FREEPORT* CLOUDY 15 5 65 W21G31 29.57R WCI -3 TC -9
DE KALB* MOCLDY 15 6 69 W23G35 29.52F WCI -4 TC -10
PERU* MOCLDY 18 8 64 W24G35 29.61S WCI 0 TC -8
ILZ005-006-012>014-019>023-190600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE FLURRIES 20 9 62 W18G36 29.50R WCI 5 TC -7
CHICAGO-MIDWAY FLURRIES 21 9 59 W24G41 29.52R WCI 4 TC -6
AURORA MOCLDY 17 8 67 NW24G36 29.54R WCI -1 TC -8
JOLIET* FLURRIES 21 13 71 W13G26 29.58R WCI 9 TC -6
WAUKEGAN CLOUDY 19 9 65 W16G30 29.45R WCI 4 TC -7
DUPAGE AIRPORT CLOUDY 18 8 65 W26G39 29.52R WCI -1 TC -8
KANKAKEE* CLOUDY 22 12 66 W26G36 29.59R WCI 5 TC -5
WHEELING FLURRIES 20 11 68 NW20G30 29.50R WCI 4 TC -7
MORRIS* CLOUDY 19 11 72 W30G36 29.57R WCI 0 TC -7
ROMEOVILLE* MIX PCPN 19 12 73 W21G30 29.56R HAZE WCI 3
LANSING* LGT SNOW 22 11 64 W16G28 29.55R WCI 8 TC -6
LMZ740>746-190600-
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 23 290/ 27/ 30 N/A
CALUMET HARBOR 21 250/ 8/ 23 998.8R
BURNS HARBOR 25 260/ 15/ 19 999.7R
MICHIGAN CITY 27 250/ 32/ 35 998.1R
ILZ025>027-034>036-040-047-049-050-058-095>099-190600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 22 12 65 W18G32 29.77S WCI 7 TC -6
GALESBURG* FLURRIES 18 15 88 W23G35 29.69S WCI 0 TC -8
MACOMB* FLURRIES 21 15 77 W28G33 29.74S WCI 3 TC -6
JACKSONVILLE* CLOUDY 22 14 69 W29G40 29.75R WCI 5 TC -5
ILZ028>032-037-038-041>044-048-051>054-059>061-190600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 21 10 64 W30G43 29.61S WCI 2 TC -6
BLOOMINGTON CLOUDY 18 10 71 W23G35 29.64R WCI 0 TC -8
DECATUR CLOUDY 24 15 68 NW22G35 29.68R WCI 9 TC -4
PEORIA CLOUDY 19 9 65 W17G33 29.68S WCI 4 TC -7
LACON* CLOUDY 18 6 61 W17G30 29.65R WCI 2 TC -8
LINCOLN* CLOUDY 24 12 61 W14G28 29.69S WCI 11 TC -5
SPRINGFIELD FLURRIES 24 17 74 W25G40 29.70R WCI 8 TC -4
TAYLORVILLE CLOUDY 27 18 69 W22G32 29.73R WCI 12 TC -3
ILZ033-039-045-046-055>057-062-063-190600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 24 17 74 NW28G40 29.64R WCI 7 TC -4
DANVILLE* CLOUDY 28 20 73 W17G32 29.63R WCI 15 TC -2
RANTOUL* CLOUDY 24 17 74 W24G32 29.64R WCI 8 TC -4
MATTOON CLOUDY 29 23 78 W25G36 29.66R WCI 14 TC -2
PARIS* CLOUDY 29 24 80 NW26G33 29.65R WCI 14 TC -2
ILZ079-100>102-190600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 28 17 61 W26G33 29.78R WCI 13 TC -2
BELLEVILLE LGT RAIN 35 25 69 W18G26 29.78R WCI 24 TC 1
CAHOKIA* CLOUDY 30 17 58 W17G29 29.81R WCI 18 TC -1
SPARTA* CLOUDY 32 19 60 W15G31 29.81R WCI 21 TC 0
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 34 23 64 W14G23 29.79R WCI 25 TC 1
CAIRO* PTCLDY 40 28 63 NW20G29 29.81R TC 4
EFFINGHAM* CLOUDY 31 22 71 W20G33 29.73R WCI 18 TC -1
MARION CLOUDY 34 24 65 NW16G24 29.79R WCI 24 TC 1
MT. VERNON CLOUDY N/A N/A N/A W15G26 29.76R
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 32 22 67 NW23G32 29.74R WCI 19 TC 0
METROPOLIS* CLOUDY 42 32 68 NW18G29 29.76R TC 6
ILZ067-068-072-073-078-083-087-091-190600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT SNOW 34 31 88 NW21G28 29.67R FOG WCI 22
FLORA* CLOUDY 34 25 69 W25G35 29.72R WCI 21 TC 1
FAIRFIELD* CLOUDY 35 27 73 W14G21 29.72R WCI 25 TC 2
HARRISBURG* CLOUDY 37 29 72 NW24G31 29.75R WCI 25 TC 3
ROBINSON* CLOUDY 32 28 86 NW22G32 29.66R WCI 19 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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