ASUS43 KLOT 181110 RWRIL ILLINOIS REGIONAL WEATHER ROUNDUP NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 600 AM CDT SAT APR 18 2026 NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY. * THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT REPORT WEATHER SUCH AS PRECIPITATION OR FOG. ILZ001-002-007-009-015-016-024-181200- NORTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MOLINE CLOUDY 39 28 64 NW21G35 29.87R WCI 29 TC 4 STERLING* CLOUDY 42 34 73 W15 29.83R TC 6 SAVANNA* CLOUDY 40 32 72 W16G23 29.83R TC 4 $$ ILZ003-004-008-010-011-017-018-181200- NORTH CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ROCKFORD CLOUDY 43 35 73 W15 29.78R TC 6 FREEPORT* CLOUDY 41 35 80 NW16G26 29.79R TC 5 ROCHELLE* CLOUDY 44 34 69 NW16G26 29.79R TC 7 DE KALB* CLOUDY 43 37 79 NW17G23 29.76R TC 6 PERU* CLOUDY 46 36 68 W17G28 29.80R TC 8 $$ ILZ005-006-012>014-019>023-181200- NORTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHICAGO-OHARE CLOUDY 49 44 83 W16G25 29.68R TC 9 CHICAGO-MIDWAY CLOUDY 50 46 86 W17G24 29.70R TC 10 AURORA CLOUDY 45 38 76 NW21 29.74R TC 7 JOLIET* CLOUDY 49 45 85 W10G20 29.76R TC 10 WAUKEGAN CLOUDY 47 43 86 W10G23 29.67R TC 8 DUPAGE AIRPORT CLOUDY 46 40 79 W15 29.72R TC 8 KANKAKEE* CLOUDY 49 47 92 W15G30 29.76R TC 10 WHEELING CLOUDY 49 43 80 NW17G25 29.70R TC 9 MORRIS* CLOUDY 47 41 78 W21 29.75R TC 9 ROMEOVILLE* CLOUDY 48 48 100 W14G24 29.72R TC 9 LANSING* CLOUDY 51 49 92 W18G25 29.71R TC 10 NORTHERLY ISL* N/A 51 45 79 W17 N/A TC 11 $$ LMZ740>746-181200- SOUTHERN LAKE MICHIGAN STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE AIR SEA DIR/SP/G HT/PER (F) (DEG/KT/KT) (MB) (MI) (FT/S) WINTHROP HARBOR 45 1000.9 1/ 3 WAUKEGAN HARBOR 49 48 N/A 1/ 4 HARRISON CRIB 52 280/ 22/ 24 N/A NORTHERLY ISL 53 220/ 12/ 19 N/A CALUMET HARBOR 52 260/ 9/ 14 1004.6R BURNS HARBOR 56 260/ 9/ 10 1005.1R MICHIGAN CITY 55 230/ 17/ 19 1003.0R ST. JOSEPH BUOY 51 200/ 6/ 8 1004.3F 2/ 3 $$ ILZ025>027-034>036-040-047-049-050-058-095>099-181200- WEST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS MACOMB* CLOUDY 43 33 69 NW21G33 29.92R TC 6 JACKSONVILLE* CLOUDY 46 35 64 NW18 29.86R TC 8 PITTSFIELD* CLOUDY 48 35 62 NW13 29.89R TC 9 $$ ILZ028>032-037-038-041>044-048-051>054-059>061-181200- CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS PONTIAC CLOUDY 47 41 81 MISG 29.79R TC 8 BLOOMINGTON CLOUDY 46 40 79 NW15G25 29.81R TC 8 DECATUR CLOUDY 48 45 89 NW13G20 29.79F TC 9 PEORIA CLOUDY 45 33 63 NW14G31 29.84R TC 7 LACON* CLOUDY 45 33 64 NW14G24 29.81R TC 7 LINCOLN* CLOUDY 49 41 75 NW6 29.82R TC 9 SPRINGFIELD LGT RAIN 47 38 71 NW12G22 29.82S TC 8 TAYLORVILLE CLOUDY 48 45 87 W16G24 29.86R TC 9 $$ ILZ033-039-045-046-055>057-062-063-181200- EAST-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CHAMPAIGN LGT RAIN 50 49 96 W20G26 29.79R TC 10 DANVILLE* CLOUDY 60 59 96 SW15 29.75R TC 16 MATTOON RAIN 52 50 93 W10 29.80R FOG TC 11 PARIS* RAIN 60 59 98 MISG 29.79R TC 15 $$ ILZ079-100>102-181200- SOUTHWEST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS ALTON RAIN 49 45 86 NW7 29.88R TC 9 CAHOKIA* LGT RAIN 49 45 86 NW15G28 29.87R TC 9 SPARTA* RAIN 60 60 100 CALM 29.82F TC 16 $$ ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-181200- SOUTH-CENTRAL ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS CARBONDALE LGT RAIN 61 60 97 CALM 29.82F TC 16 CAIRO* CLOUDY 61 60 95 CALM 29.87R TC 16 EFFINGHAM* HVY RAIN 60 60 100 SW7 29.82R TC 16 MARION RAIN 60 60 100 CALM 29.83F TC 15 MT. VERNON RAIN 61 60 97 W5 29.83R TC 16 CENTRALIA* RAIN 61 59 94 CALM 29.83R TC 16 SALEM* HVY RAIN 62 59 92 SW9 29.84R TC 17 METROPOLIS* LGT RAIN 60 60 100 MISG 29.86S TC 16 $$ ILZ067-068-072-073-078-083-087-091-181200- SOUTHEAST ILLINOIS CITY SKY/WX TMP DP RH WIND PRES REMARKS LAWRENCEVILLE LGT RAIN 62 60 93 SW7 29.80R TC 17 FLORA* RAIN 61 N/A N/A SW8 29.83R TC 16 FAIRFIELD* RAIN 61 59 93 SW6 29.83R TC 16 HARRISBURG* RAIN 61 60 96 W3 29.86R TC 16 $$ ABBREVIATIONS USED IN REMARKS TC - TEMPERATURE IN CELSIUS WCI - WIND CHILL INDEX HX - HEAT INDEX VSB - VISIBILITY $$