420
ASUS43 KLOT 181210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-181300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 54 46 74 SW16G26 29.42R TC 12
6HR MIN TEMP: 53; 6HR MAX TEMP: 55;
SAVANNA* CLEAR 50 46 86 SW12 29.40R TC 10
ILZ003-004-008-010-011-017-018-181300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 53 49 86 S17G29 29.42R TC 12
6HR MIN TEMP: 49; 6HR MAX TEMP: 53; 6HR PCP: TRACE;
FREEPORT* CLEAR 52 49 89 SW20G26 29.40R TC 11
ROCHELLE* PTCLDY 51 48 89 S20 29.43S TC 11
PERU* CLEAR 54 50 85 SW15G21 29.47R TC 12
ILZ005-006-012>014-019>023-181300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 53 49 86 S10G25 29.46S TC 12
6HR MIN TEMP: 51; 6HR MAX TEMP: 53; 6HR PCP: 0.01;
CHICAGO-MIDWAY CLOUDY 53 49 86 S15G25 29.48S TC 12
6HR MIN TEMP: 51; 6HR MAX TEMP: 53; 6HR PCP: 0.07;
AURORA CLOUDY 53 50 89 S15 29.45S TC 12
6HR MIN TEMP: 50; 6HR MAX TEMP: 52;
JOLIET* CLOUDY 55 52 90 S10 29.49S TC 13
WAUKEGAN PTCLDY 52 49 89 SW21G29 29.42F TC 11
6HR MIN TEMP: 41; 6HR MAX TEMP: 52; 6HR PCP: 0.03;
DUPAGE AIRPORT CLOUDY 52 49 89 S15G24 29.45S TC 11
6HR MIN TEMP: 51; 6HR MAX TEMP: 52;
KANKAKEE* CLOUDY 52 49 90 S13G24 29.53F TC 11
WHEELING CLOUDY 52 49 89 S14G24 29.45F TC 11
6HR MIN TEMP: 51; 6HR MAX TEMP: 53; 6HR PCP: 0.01;
MORRIS* MOCLDY 54 50 86 S18G25 29.47S TC 12
ROMEOVILLE* DRIZZLE 52 50 93 S17G29 29.50S TC 11
LANSING* CLOUDY 51 48 90 S17G25 29.52S TC 11
NORTHERLY ISL* N/A 52 47 83 S10 N/A TC 11
LMZ740>746-181300-
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 51 200/ 24/ 26 N/A
NORTHERLY ISL 52 180/ 15/ 23 N/A
CALUMET HARBOR 52 180/ 11/ 18 998.7
BURNS HARBOR 52 190/ 10/ 15 1000.3R
MICHIGAN CITY 51 180/ 16/ 19 998.5S
ILZ025>027-034>036-040-047-049-050-058-095>099-181300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 56 49 77 SW15 29.55R TC 13
GALESBURG* CLEAR 52 52 100 SW15G21 29.49R TC 11
MACOMB* CLEAR 55 48 78 W16 29.53R TC 13
JACKSONVILLE* CLEAR 56 50 81 SW12G18 29.56R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-181300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 54 49 85 SW20 29.51R TC 12
BLOOMINGTON CLEAR 52 51 97 SW17 29.54R TC 11
DECATUR CLEAR 53 50 89 S21G33 29.56R TC 12
PEORIA CLEAR 51 49 92 SW10 29.51R TC 11
6HR MIN TEMP: 51; 6HR MAX TEMP: 55;
LACON* CLEAR 53 47 83 SW13G22 29.48R TC 11
LINCOLN* CLEAR 55 48 77 S13G21 29.54R TC 13
SPRINGFIELD CLEAR 55 50 83 S15G25 29.56R TC 13
6HR MIN TEMP: 53; 6HR MAX TEMP: 56;
TAYLORVILLE CLEAR 53 50 89 S16 29.58R TC 12
6HR MIN TEMP: 53; 6HR MAX TEMP: 55;
ILZ033-039-045-046-055>057-062-063-181300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 53 50 89 S22G31 29.56R TC 12
DANVILLE* CLOUDY 54 50 85 SW17G28 29.58S TC 12
RANTOUL* MOCLDY 54 50 87 SW17G28 29.55R TC 12
MATTOON CLOUDY 55 50 83 S14G23 29.60R TC 13
PARIS* PTCLDY 54 49 83 S23 29.60S TC 12
ILZ079-100>102-181300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 55 51 86 S9 29.62R TC 13
BELLEVILLE CLEAR 57 53 86 W9 29.62R TC 14
CAHOKIA* CLEAR 60 53 77 SW8 29.62R TC 16
SPARTA* CLEAR 55 53 96 S10 29.67R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 57 53 86 S21G29 29.69R TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 57;
CAIRO* CLOUDY 60 55 83 SW12G20 29.75S TC 16
EFFINGHAM* MOCLDY 57 54 89 S14G23 29.65R TC 14
MARION CLOUDY 58 54 85 SW16G25 29.71R TC 15
MT. VERNON CLEAR 55 51 86 S14 29.67S TC 13
SALEM* PTCLDY 57 52 82 SW14G24 29.64S TC 14
ILZ067-068-072-073-078-083-087-091-181300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 57 51 80 S15 29.67S TC 14
FLORA* CLEAR 57 52 82 SW17G24 29.66S TC 14
FAIRFIELD* PTCLDY 57 51 81 SW9 29.68R TC 14
HARRISBURG* CLOUDY 60 52 76 SW15G22 29.71R TC 16
ROBINSON* CLOUDY 57 54 88 SW15 29.64S TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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