554
ASUS43 KLOT 190010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT WED MAR 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.
ILZ001-002-007-009-015-016-024-190100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 45 35 68 CALM 30.02R TC 7
6HR MIN TEMP: 39; 6HR MAX TEMP: 49;
STERLING* CLEAR 42 32 67 NW3 30.04R TC 6
SAVANNA* PTCLDY 42 32 67 CALM 30.03R TC 6
ILZ003-004-008-010-011-017-018-190100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 37 28 70 W6 30.04R WCI 32 TC 3
6HR MIN TEMP: 34; 6HR MAX TEMP: 40;
FREEPORT* CLEAR 37 31 79 SW5 30.04R WCI 33 TC 3
ROCHELLE* CLEAR 37 31 78 CALM 30.03R TC 3
DE KALB* CLEAR 37 31 78 W6 30.04R WCI 33 TC 3
PERU* CLEAR 45 37 73 NW5 30.03R TC 7
ILZ005-006-012>014-019>023-190100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 43 30 60 W6 30.01R TC 6
6HR MIN TEMP: 37; 6HR MAX TEMP: 46;
CHICAGO-MIDWAY PTCLDY 45 32 60 W7 30.01R TC 7
6HR MIN TEMP: 37; 6HR MAX TEMP: 47;
AURORA CLEAR 39 34 82 NW7 30.02R WCI 34 TC 4
6HR MIN TEMP: 37; 6HR MAX TEMP: 45;
JOLIET* CLEAR 47 34 61 CALM 30.02R TC 8
WAUKEGAN CLEAR 38 27 64 W6 30.02R WCI 33 TC 3
6HR MIN TEMP: 34; 6HR MAX TEMP: 41;
DUPAGE AIRPORT CLEAR 40 32 73 W10 30.02R TC 4
6HR MIN TEMP: 36; 6HR MAX TEMP: 44;
KANKAKEE* CLEAR 46 36 68 W6 30.02R TC 8
WHEELING CLEAR 42 29 59 W8 30.03R TC 6
6HR MIN TEMP: 37; 6HR MAX TEMP: 45;
MORRIS* CLEAR 45 34 66 W6 30.01R TC 7
ROMEOVILLE* CLEAR 45 36 70 W9 30.02R TC 7
LANSING* CLEAR 44 32 62 W6 30.01R TC 7
NORTHERLY ISL* N/A 46 30 54 W6 N/A TC 8
LMZ740>746-190100-
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 38 90/ 8/ 8 N/A
NORTHERLY ISL 47 240/ 2/ 10 N/A
CALUMET HARBOR 47 220/ 5/ 10 1015.4
BURNS HARBOR 47 220/ 5/ 8 1016.6R
MICHIGAN CITY 45 170/ 5/ 6 1015.9R
ILZ025>027-034>036-040-047-049-050-058-095>099-190100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 58 42 55 CALM 30.00R TC 14
GALESBURG* PTCLDY 46 41 82 CALM 30.03R TC 8
MACOMB* MOCLDY 50 45 81 NW5 30.03S TC 10
JACKSONVILLE* PTCLDY 56 39 51 CALM 30.01R TC 14
PITTSFIELD* MOCLDY 61 38 43 SW3 30.01S TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-190100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 51 36 56 W7 30.02R TC 11
DECATUR CLEAR 56 37 49 SW3 30.02R TC 13
PEORIA PTCLDY 53 38 56 NW3 30.02R TC 12
6HR MIN TEMP: 45; 6HR MAX TEMP: 56;
LACON* CLEAR 48 36 63 NW5 30.02R TC 9
LINCOLN* PTCLDY 56 34 44 CALM 30.02R TC 13
SPRINGFIELD PTCLDY 58 38 47 W5 30.01R TC 14
6HR MIN TEMP: 51; 6HR MAX TEMP: 62;
TAYLORVILLE PTCLDY 59 37 44 SW5 30.02R TC 15
ILZ033-039-045-046-055>057-062-063-190100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 49 39 68 SW7 30.02R TC 9
DANVILLE* CLEAR 50 37 60 SW6 30.03S TC 10
RANTOUL* CLEAR 51 37 58 W5 30.01S TC 11
MATTOON CLEAR 53 38 56 S3 30.03R TC 12
PARIS* CLEAR 50 37 60 CALM 30.04S TC 10
ILZ079-100>102-190100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 59 41 51 CALM 30.01R TC 15
BELLEVILLE PTCLDY 60 38 44 S7 29.99R TC 16
SPARTA* PTCLDY 58 36 45 SE8 30.04S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 56 37 49 S8 30.05S TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 61;
CAIRO* PTCLDY 60 37 43 SW5 30.09S TC 15
EFFINGHAM* CLEAR 54 38 54 S3 30.05S TC 12
MARION PTCLDY 57 37 47 S7 30.06R TC 14
MT. VERNON N/A 54 39 57 S8 30.05R TC 12
CENTRALIA* CLEAR 56 39 53 S7 30.04R TC 13
SALEM* CLEAR 58 38 46 S5 30.03S TC 15
METROPOLIS* CLEAR 57 33 40 CALM 30.10R TC 14
ILZ067-068-072-073-078-083-087-091-190100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 51 37 58 S6 30.06R TC 11
FLORA* CLEAR 54 39 58 S7 30.05R TC 12
FAIRFIELD* CLEAR 56 35 44 SW5 30.05S TC 14
HARRISBURG* CLEAR 55 34 44 SW6 30.07S TC 13
ROBINSON* CLEAR 52 37 58 SW6 30.04S TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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