506
ASUS43 KLOT 181406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CST WED FEB 18 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.
ILZ001-002-007-009-015-016-024-181500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 53 34 48 W16G29 29.50R TC 12
SAVANNA* SUNNY 51 35 54 W17G25 29.47R TC 10
ILZ003-004-008-010-011-017-018-181500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 53 45 74 SW15G28 29.46R TC 12
FREEPORT* SUNNY 51 40 63 W14G22 29.46R TC 11
ROCHELLE* SUNNY 52 43 71 SW22 29.47R TC 11
PERU* SUNNY 54 49 82 SW12 29.51R TC 12
ILZ005-006-012>014-019>023-181500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 55 49 80 SW14G26 29.46S TC 13
CHICAGO-MIDWAY MOSUNNY 55 50 83 SW15G23 29.48S TC 13
AURORA SUNNY 52 49 89 SW14G23 29.47R FOG TC 11
JOLIET* SUNNY 55 51 86 SW7G16 29.51R TC 13
WAUKEGAN MOSUNNY 54 49 83 SW22G36 29.42S TC 12
DUPAGE AIRPORT SUNNY 52 49 89 SW14 29.47R TC 11
KANKAKEE* SUNNY 54 50 89 SW15G22 29.55R TC 12
WHEELING PTSUNNY 55 50 83 SW13G25 29.47S TC 13
MORRIS* SUNNY 53 50 88 SW13 29.49R TC 12
ROMEOVILLE* SUNNY 54 52 94 S17G28 29.50R TC 12
LANSING* PTSUNNY 52 49 90 SW14 29.52R TC 11
NORTHERLY ISL* N/A 54 49 83 S15 N/A TC 12
LMZ740>746-181500-
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 54 210/ 21/ 26 N/A
NORTHERLY ISL 53 190/ 13/ 18 N/A
CALUMET HARBOR 53 170/ 9/ 11 998.5
BURNS HARBOR 53 190/ 11/ 15 1000.0S
MICHIGAN CITY 53 190/ 18/ 22 998.6R
ILZ025>027-034>036-040-047-049-050-058-095>099-181500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 55 38 52 W15 29.61R TC 13
GALESBURG* SUNNY 51 45 79 SW9 29.55R TC 11
MACOMB* SUNNY 54 41 62 W16G22 29.59R TC 12
JACKSONVILLE* SUNNY 56 48 73 SW12 29.61R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-181500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 55 49 83 SW16G23 29.54R TC 13
BLOOMINGTON SUNNY 52 51 97 SW14 29.57R TC 11
DECATUR SUNNY 55 50 83 SW14 29.60R TC 13
PEORIA SUNNY 52 49 89 SW9 29.55R TC 11
LACON* SUNNY 53 46 77 SW10 29.52R TC 12
LINCOLN* SUNNY 56 49 76 SW5 29.58R TC 13
SPRINGFIELD SUNNY 56 50 80 SW13G22 29.60R TC 13
TAYLORVILLE SUNNY 55 51 88 SW12 29.63R TC 13
ILZ033-039-045-046-055>057-062-063-181500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 55 51 86 SW17 29.59R TC 13
DANVILLE* SUNNY 56 51 83 SW13 29.60S TC 13
RANTOUL* SUNNY 53 50 90 SW18G24 29.58R TC 12
MATTOON MOSUNNY 55 51 86 S15G23 29.63R TC 13
PARIS* PTSUNNY 56 51 82 SW17 29.63R TC 13
ILZ079-100>102-181500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 57 52 82 SW8 29.65R TC 14
BELLEVILLE SUNNY 58 54 85 W9 29.66R TC 15
CAHOKIA* SUNNY 60 52 74 SW7 29.66R TC 16
SPARTA* SUNNY 57 55 92 SW9 29.71R TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 57 54 89 SW13G22 29.73R TC 14
CAIRO* CLOUDY 60 56 85 SW8 29.77S TC 16
EFFINGHAM* SUNNY 56 54 91 S14G21 29.68R TC 14
MARION MOSUNNY 59 55 88 SW14G23 29.73R TC 15
MT. VERNON SUNNY 56 53 90 SW14 29.71R TC 13
SALEM* SUNNY 58 53 83 SW16 29.68R TC 15
ILZ067-068-072-073-078-083-087-091-181500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 58 53 84 SW16 29.68S TC 14
FLORA* SUNNY 57 54 88 SW18 29.68S TC 14
FAIRFIELD* SUNNY 58 52 82 SW8 29.70S TC 14
HARRISBURG* MOSUNNY 59 53 79 SW13 29.73S TC 15
ROBINSON* SUNNY 57 54 88 SW21 29.65S TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page