704
ASUS43 KLOT 210401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT SUN JUL 20 2025
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.
ILZ001-002-007-009-015-016-024-210500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 73 70 90 E10 29.97F TC 23
ILZ003-004-008-010-011-017-018-210500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 68 58 70 VRB5 30.04F TC 20
ROCHELLE* PTCLDY 65 59 80 NE6 30.03F TC 18
PERU* MOCLDY 71 68 90 NE8 30.00F TC 22
ILZ005-006-012>014-019>023-210500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 68 61 78 NE8 30.02F TC 20
CHICAGO-MIDWAY PTCLDY 71 60 68 NE10 30.01F TC 22
AURORA PTCLDY 67 60 78 E6 30.02F TC 19
JOLIET* PTCLDY 69 62 79 NE5 30.02F TC 21
WAUKEGAN CLEAR 63 59 87 N3 30.03F TC 17
DUPAGE AIRPORT CLEAR 66 60 81 NE6 30.02F TC 19
KANKAKEE* PTCLDY 67 66 95 NE6 30.02S TC 20
WHEELING CLEAR 67 62 84 NE5 30.04F TC 19
MORRIS* PTCLDY 67 63 87 NE5 30.01F TC 20
LANSING* CLEAR 68 64 87 N6 30.02F TC 20
LMZ740>746-210500-
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)
S. MID LAKE BUOY 69 69 30/ 14/ 16 1016.8F
WINTHROP HARBOR 69 69 330/ 8/ 12 N/A 2/ 4
WAUKEGAN HARBOR 70 69 350/ 10/ 12 N/A 2/ 4
WILMETTE BUOY 70 60/ 10/ 14 1018.7F 3/ 4
CHICAGO BUOY 71 71 20/ 10/ 12 1017.1F 2/ 4
HARRISON CRIB 76 30/ 15/ 16 N/A
NORTHERLY ISL 68 360/ 7/ 11 N/A
CALUMET HARBOR 70 360/ 6/ 11 1015.9F
BURNS HARBOR 72 40/ 8/ 9 1016.9F
MICHIGAN CITY 72 30/ 15/ 16 1014.9F
MICH CITY BUOY 73 75 30/ 12/ 14 1015.4F 4/ 5
ST. JOSEPH BUOY 73 76 360/ 14/ 17 1017.4F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-210500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY HVY RAIN 77 76 96 E9 29.93S FOG TC 25
GALESBURG* MOCLDY 73 70 91 E6 29.97F TC 23
MACOMB* MOCLDY 75 74 99 E9 29.98S TC 24
PITTSFIELD* MOCLDY 75 75 98 CALM 29.96R TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-210500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 70 68 93 E10 30.00R TC 21
BLOOMINGTON PTCLDY 72 72 100 E8 30.00S TC 22
DECATUR MOCLDY 77 74 90 SE6 29.97F TC 25
PEORIA CLEAR 75 73 93 E10 29.97R TC 24
LACON* PTCLDY 71 68 92 CALM 29.98S TC 22
LINCOLN* PTCLDY 76 76 100 E5 29.97S TC 24
SPRINGFIELD MOCLDY 77 75 93 E10 29.96R TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 73 73 97 E5 29.99S TC 23
MATTOON CLOUDY 74 73 97 S9 29.99R TC 23
ILZ079-100>102-210500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 79 76 89 W10 29.93S HX 83 TC 26
BELLEVILLE CLEAR 82 76 83 S3 29.92R HX 89 TC 28
CAHOKIA* CLEAR 81 76 84 CALM 29.92R HX 87 TC 27
SPARTA* PTCLDY 84 79 86 SE5 29.95S HX 96 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 79 77 94 SE5 29.95S HX 83 TC 26
CAIRO* CLEAR 83 78 86 S7 29.96F HX 93 TC 28
EFFINGHAM* LGT RAIN 73 73 100 E5 30.00F TC 23
MARION CLEAR 78 77 96 CALM 29.98S HX 81 TC 26
MT. VERNON MOCLDY 77 71 82 E7 29.99S TC 25
CENTRALIA* MOCLDY 76 70 83 E7 29.97S TC 24
SALEM* MOCLDY 76 71 84 SE5 29.98S TC 24
METROPOLIS* CLEAR 82 75 79 CALM 29.97F HX 88 TC 28
ILZ067-068-072-073-078-083-087-091-210500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 74 32 21 CALM N/A TC 23
FLORA* CLOUDY 73 N/A N/A E5 30.00R TC 23
FAIRFIELD* CLOUDY 74 71 93 E7 30.00S TC 23
HARRISBURG* PTCLDY 77 75 94 CALM 29.98S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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