427
ASUS43 KLOT 020010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT THU OCT 01 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.
ILZ001-002-007-009-015-016-024-020100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 63 61 93 N6 29.98R TC 17
6HR MIN TEMP: 64; 6HR MAX TEMP: 70; 6HR PCP: 0.43;
STERLING* CLOUDY 63 63 100 N7 29.97R TC 17
SAVANNA* LGT RAIN 63 63 100 NW6 29.99R TC 17
ILZ003-004-008-010-011-017-018-020100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 63 60 90 N7 29.97R TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 66; 6HR PCP: 0.45;
FREEPORT* CLOUDY 63 61 94 N6 30.00R TC 17
ROCHELLE* DRIZZLE 61 61 100 N10 29.96R TC 16
DE KALB* RAIN 61 61 100 N8 29.96R TC 16
ILZ005-006-012>014-019>023-020100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 63 61 93 N14 29.90S TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 70; 6HR PCP: 0.69;
CHICAGO-MIDWAY LGT RAIN 63 62 97 N10 29.91R FOG TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 71; 6HR PCP: 0.54;
AURORA CLOUDY 63 62 97 N8 29.93R TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 71;
JOLIET* RAIN 65 65 100 N8 29.91R TC 18
WAUKEGAN LGT RAIN 62 62 100 N5 29.92S TC 17
6HR MIN TEMP: 62; 6HR MAX TEMP: 68; 6HR PCP: 0.48;
DUPAGE AIRPORT LGT RAIN 63 61 93 N10 29.92R TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 70; 6HR PCP: 0.78;
KANKAKEE* CLOUDY 71 70 95 CALM 29.88S TC 22
WHEELING LGT RAIN 63 62 97 N9 29.93S TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 69; 6HR PCP: 0.63;
LANSING* LGT RAIN 64 63 97 NE5 29.90R TC 18
NORTHERLY ISL* N/A 63 61 93 N12 N/A TC 17
LMZ740>746-020100-
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 63 62 360/ 6/ 10 1009.6 2/ 4
WAUKEGAN HARBOR 63 64 340/ 8/ 12 1013.8 2/ 4
WILMETTE BUOY 64 1014.9R 2/ 4
CHICAGO BUOY 64 64 20/ 12/ 16 1011.7 3/ 4
HARRISON CRIB 64 20/ 17/ 20 N/A
NORTHERLY ISL 63 10/ 12/ 17 N/A
CALUMET HARBOR 63 10/ 11/ 16 1012.1F
MICHIGAN CITY 63 20/ 14/ 15 1011.1R
MICH CITY BUOY 63 63 30/ 16/ 19 N/A 2/ 2
ST. JOSEPH BUOY 62 62 20/ 14/ 17 1012.8S 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-020100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 65 64 97 N18 29.93R TC 18
GALESBURG* LGT RAIN 63 63 100 N16G23 29.96R TC 17
MACOMB* RAIN 64 64 100 N14G20 29.97R TC 18
JACKSONVILLE* CLOUDY 69 69 100 W7 29.91R TC 21
PITTSFIELD* RAIN 69 69 99 CALM 29.93R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-020100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 71 70 99 NW7 29.88S TC 22
BLOOMINGTON CLOUDY 73 69 87 NW14 29.88S TC 23
DECATUR CLOUDY 74 69 85 N9 29.86S TC 23
PEORIA RAIN 65 64 97 N13G22 29.91R TC 18
6HR MIN TEMP: 65; 6HR MAX TEMP: 73; 6HR PCP: 0.20;
LACON* RAIN 64 62 93 N8G20 29.92R TC 18
SPRINGFIELD LGT RAIN 73 68 84 NW9 29.88R TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 86; 6HR PCP: TRACE;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-020100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 71 69 93 S5 29.86S TC 22
RANTOUL* DRIZZLE 73 69 88 W7 29.88S TC 23
MATTOON MOCLDY 82 64 54 S7 29.86S HX 83 TC 28
PARIS* MOCLDY 79 62 56 S7 29.87S HX 81 TC 26
ILZ079-100>102-020100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 82 66 57 NW15 29.87R HX 85 TC 28
CAHOKIA* CLOUDY 85 63 47 S3 29.84R HX 86 TC 29
SPARTA* MOCLDY 84 63 48 S6 29.88R HX 85 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-020100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 85 67 54 CALM 29.90S HX 87 TC 29
EFFINGHAM* MOCLDY 80 64 58 SE5 29.88S HX 81 TC 27
MT. VERNON MOCLDY 85 64 49 S10 29.89R HX 86 TC 29
CENTRALIA* MOCLDY 84 64 49 S8 29.87S HX 85 TC 29
SALEM* N/A 85 66 51 MISG 29.87S HX 87 TC 30
METROPOLIS* PTCLDY 79 63 57 CALM 29.91S HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-020100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 81 66 60 S10 29.89S HX 83 TC 27
FLORA* MOCLDY 84 64 51 S12 29.89S HX 86 TC 29
FAIRFIELD* MOCLDY 83 63 50 S5 29.89S HX 84 TC 28
HARRISBURG* MOCLDY 83 64 53 S5 29.90F HX 85 TC 28
ROBINSON* MOCLDY 81 66 61 S8 29.89R HX 83 TC 27
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