827
ASUS43 KLOT 182301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM 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.
ILZ001-002-007-009-015-016-024-190000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 62 11 13 W18G30 29.55R TC 17
SAVANNA* CLEAR 59 11 15 W13G21 29.53R TC 15
ILZ003-004-008-010-011-017-018-190000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 59 11 15 SW14G25 29.55R TC 15
FREEPORT* CLEAR 59 -6 7 W13 29.54R TC 15
ROCHELLE* CLEAR 58 6 12 SW17 29.55R TC 15
PERU* CLEAR 62 9 12 SW15G21 29.58R TC 17
ILZ005-006-012>014-019>023-190000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 61 7 11 W18G31 29.55R TC 16
CHICAGO-MIDWAY PTCLDY 60 13 15 SW15G26 29.57R TC 16
AURORA CLEAR 59 9 13 W14G28 29.56R TC 15
JOLIET* CLEAR 63 13 14 W12G17 29.59R TC 17
WAUKEGAN CLEAR 57 11 16 SW17G26 29.53R TC 14
DUPAGE AIRPORT CLEAR 58 11 15 SW15G25 29.55R TC 14
WHEELING CLEAR 60 8 12 W16G31 29.56R TC 16
MORRIS* CLEAR 61 14 15 W13 29.58R TC 16
ROMEOVILLE* CLEAR 61 12 15 SW14G21 29.59R TC 16
LANSING* CLEAR 59 20 21 SW14 29.60R TC 15
NORTHERLY ISL* N/A 61 11 14 S8 N/A TC 16
LMZ740>746-190000-
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 62 230/ 19/ 25 N/A
NORTHERLY ISL 62 230/ 11/ 19 N/A
CALUMET HARBOR 62 200/ 14/ 20 1000.8R
BURNS HARBOR 60 230/ 9/ 12 1002.4R
MICHIGAN CITY 57 230/ 22/ 24 1000.1R
ILZ025>027-034>036-040-047-049-050-058-095>099-190000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 63 19 18 SW7 29.62R TC 17
MACOMB* CLEAR 64 20 19 SW17 29.62R TC 18
JACKSONVILLE* CLEAR 64 23 20 SW9 29.63S TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-190000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 62 13 14 SW10G16 29.61R TC 17
BLOOMINGTON CLEAR 63 19 18 SW15 29.63R TC 17
DECATUR CLEAR 64 27 24 SW10 29.65R TC 18
PEORIA CLEAR 63 14 15 W8 29.61R TC 17
LACON* CLEAR 63 6 10 SW8G21 29.60R TC 17
LINCOLN* CLEAR 65 16 15 SW5 29.63R TC 18
SPRINGFIELD CLEAR 65 21 18 SW8 29.63R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 61 32 33 SW10 29.65R TC 16
DANVILLE* CLEAR 64 32 29 SW12 29.65R TC 18
RANTOUL* CLEAR 63 24 22 SW13 29.64R TC 17
MATTOON CLEAR 66 28 24 W5 29.66R TC 19
PARIS* CLEAR 64 34 32 CALM 29.67R TC 18
ILZ079-100>102-190000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 70 23 17 CALM 29.64S TC 21
BELLEVILLE CLEAR 72 30 21 CALM 29.62F TC 22
CAHOKIA* CLEAR 72 26 18 SW3 29.62F TC 22
SPARTA* CLEAR 69 50 50 S9 29.66R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 66 55 67 S13 29.67S TC 19
CAIRO* PTCLDY 66 58 75 S8 29.70S TC 19
EFFINGHAM* CLEAR 66 34 30 SW6 29.68S TC 19
MARION CLEAR 66 54 63 S12 29.68F TC 19
MT. VERNON CLEAR 68 51 54 S10 29.67R TC 20
SALEM* CLEAR 69 40 34 W6 29.66R TC 21
ILZ067-068-072-073-078-083-087-091-190000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 67 48 50 SW9 29.67S TC 19
FLORA* CLEAR 68 41 37 W6 29.67R TC 20
FAIRFIELD* CLEAR 67 52 58 S9 29.67R TC 19
HARRISBURG* PTCLDY 65 52 61 S8 29.70S TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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