436
ASUS43 KLOT 170606
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT SUN MAY 17 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.
ILZ001-002-007-009-015-016-024-170700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 70 63 78 SE5 29.84R TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 78;
STERLING* CLOUDY 70 62 76 VRB6 29.89R TC 21
SAVANNA* CLOUDY 70 62 75 SE6 29.87R TC 21
ILZ003-004-008-010-011-017-018-170700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 69 62 78 SE5 29.90R TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 80;
FREEPORT* CLOUDY 69 64 85 S5 29.89S TC 21
ROCHELLE* CLOUDY 67 58 72 S7 29.90R TC 20
DE KALB* CLOUDY 65 61 85 S9 29.92R TC 19
PERU* CLOUDY 66 63 88 S6 29.90R TC 19
ILZ005-006-012>014-019>023-170700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 70 60 70 S5 29.89F TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 80;
CHICAGO-MIDWAY CLOUDY 69 61 75 SW7 29.90F TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 80;
AURORA CLOUDY 66 60 81 S5 29.90S TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 81;
JOLIET* MOCLDY 68 63 85 S3 29.91F TC 20
WAUKEGAN CLOUDY 69 63 81 SW10 29.88S TC 21
6HR MIN TEMP: 65; 6HR MAX TEMP: 75;
DUPAGE AIRPORT CLOUDY 67 61 81 S10 29.89F TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 78;
KANKAKEE* CLOUDY 67 64 88 S7 29.93F TC 20
WHEELING CLOUDY 71 61 70 SW6 29.90F TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 81;
MORRIS* CLOUDY 64 61 88 S5 29.91S TC 18
ROMEOVILLE* CLOUDY 66 64 94 S7 29.91F TC 19
LANSING* MOCLDY 62 59 90 S6 29.92F TC 17
NORTHERLY ISL* N/A 70 59 68 SW5 N/A TC 21
LMZ740>746-170700-
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 50 1005.5 0
WAUKEGAN HARBOR 63 54 170/ 6/ 8 1012.9 0
HARRISON CRIB 71 200/ 14/ 16 N/A
NORTHERLY ISL 71 220/ 8/ 9 N/A
CALUMET HARBOR 69 190/ 7/ 8 1013.2
BURNS HARBOR 68 190/ 7/ 8 1013.5S
MICHIGAN CITY 69 190/ 9/ 11 1011.5R
ST. JOSEPH BUOY 58 180/ 4/ 4 1013.4F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-170700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 67 65 93 SE8 29.86R TC 19
GALESBURG* CLOUDY 67 62 83 S6 29.88R TC 20
MACOMB* PTCLDY 67 65 93 SE9 29.88F TC 20
JACKSONVILLE* CLOUDY 63 63 100 E3 29.89R TC 17
PITTSFIELD* CLOUDY 66 66 98 E5 29.88F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-170700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 65 63 94 MISG 29.91F TC 18
BLOOMINGTON CLOUDY 64 64 100 S6 29.94R TC 18
DECATUR N/A N/A N/A N/A MISG 29.91S
PEORIA CLOUDY 67 63 87 S6 29.89S TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 75;
LACON* CLOUDY 65 60 85 CALM 29.88F TC 18
LINCOLN* CLOUDY 66 66 100 SE3 29.91S TC 19
SPRINGFIELD CLOUDY 68 63 84 SE8 29.89S TC 20
6HR MIN TEMP: 67; 6HR MAX TEMP: 72;
TAYLORVILLE CLOUDY 66 63 88 SE9 29.91R TC 19
ILZ033-039-045-046-055>057-062-063-170700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 61 61 100 E6 29.93S TC 16
DANVILLE* MOCLDY 65 63 93 SE6 29.96S TC 18
RANTOUL* MOCLDY 63 62 97 SE7 29.94S TC 17
MATTOON MOCLDY 66 63 90 S9 29.93S TC 19
PARIS* MOCLDY 63 62 97 SE6 29.96S TC 17
ILZ079-100>102-170700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 64 95 SE6 29.89S TC 19
BELLEVILLE MOCLDY 69 68 96 S3 29.88R TC 21
CAHOKIA* MOCLDY 69 64 84 SE3 29.88S TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 74 66 76 S9 29.93S TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 80;
CAIRO* PTCLDY 76 67 74 S9 29.96R TC 24
EFFINGHAM* MOCLDY 65 65 100 SE9 29.95S TC 19
MARION PTCLDY 74 64 72 S10 29.95S TC 23
MT. VERNON MOCLDY 71 65 81 SE6 29.93F TC 22
CENTRALIA* MOCLDY 64 64 97 CALM 29.93S TC 18
SALEM* MOCLDY 68 66 94 SE6 29.93S TC 20
METROPOLIS* PTCLDY 74 66 77 SE3 29.97R TC 23
ILZ067-068-072-073-078-083-087-091-170700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 65 64 97 S5 29.96 TC 18
FLORA* MOCLDY 66 N/A N/A SE7 29.95S TC 19
FAIRFIELD* MOCLDY 65 65 99 CALM 29.95S TC 19
HARRISBURG* MOCLDY 73 67 81 S8 29.96R TC 23
ROBINSON* MOCLDY 64 64 100 S6 29.95S FOG TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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