392
ASUS43 KLOT 220601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT FRI MAY 22 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.
ILZ001-002-007-009-015-016-024-220700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 55 41 59 E10 30.12F TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 67;
STERLING* MOCLDY 53 37 54 E17 30.15F TC 12
SAVANNA* CLOUDY 51 36 56 NE7 30.17S TC 11
ILZ003-004-008-010-011-017-018-220700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 51 38 60 NE9 30.20S TC 11
6HR MIN TEMP: 50; 6HR MAX TEMP: 60;
FREEPORT* MOCLDY 50 39 65 E8 30.20F TC 10
DE KALB* MOCLDY 50 40 67 NE9 30.19S TC 10
PERU* CLOUDY 55 39 54 NE14 30.14F TC 13
ILZ005-006-012>014-019>023-220700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 52 43 71 NE6 30.17F TC 11
6HR MIN TEMP: 50; 6HR MAX TEMP: 53;
CHICAGO-MIDWAY CLOUDY 55 44 66 E7 30.17F TC 13
6HR MIN TEMP: 52; 6HR MAX TEMP: 55;
AURORA MOCLDY 51 41 68 NE8 30.16F TC 11
6HR MIN TEMP: 51; 6HR MAX TEMP: 59;
JOLIET* MOCLDY 55 44 67 NE5 30.16F TC 13
WAUKEGAN CLOUDY 49 41 74 E12 30.20S TC 9
6HR MIN TEMP: 47; 6HR MAX TEMP: 52;
DUPAGE AIRPORT MOCLDY 49 42 77 NE7 30.17F TC 9
6HR MIN TEMP: 49; 6HR MAX TEMP: 56;
KANKAKEE* MOCLDY 55 41 58 E9 30.16S TC 13
WHEELING MOCLDY 53 44 71 E3 30.20S TC 12
6HR MIN TEMP: 50; 6HR MAX TEMP: 53;
MORRIS* CLOUDY 54 41 62 NE3 30.15F TC 12
LANSING* CLOUDY 56 38 49 E10 30.17F TC 14
NORTHERLY ISL* N/A 53 47 79 NE7 N/A TC 12
LMZ740>746-220700-
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 1022.2F 2/ 4
WAUKEGAN HARBOR 50 49 40/ 14/ 21 1021.5S 2/ 3
WILMETTE BUOY 52 110/ 16/ 21 1022.4F 3/ 5
CHICAGO BUOY 54 55 110/ 6/ 8 1020.5F 3/ 5
HARRISON CRIB 53 110/ 7/ 7 N/A
NORTHERLY ISL 52 70/ 5/ 8 N/A
CALUMET HARBOR 53 40/ 4/ 5 1022.0
BURNS HARBOR 58 100/ 7/ 10 1022.4F
MICHIGAN CITY 57 100/ 9/ 10 1021.4F
ST. JOSEPH BUOY 56 110/ 8/ 12 1023.2F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-220700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 61 49 64 E6 30.04F TC 16
MACOMB* CLOUDY 60 48 63 CALM 30.09F TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-220700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 55 44 66 NE13 30.11F TC 13
DECATUR CLOUDY 59 49 69 MISG 30.09S TC 15
PEORIA CLOUDY 59 43 55 NE7 30.10F TC 15
6HR MIN TEMP: 59; 6HR MAX TEMP: 68;
SPRINGFIELD CLOUDY 63 45 51 E13 30.06F TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 66;
TAYLORVILLE CLOUDY 63 52 67 E6 30.07F TC 17
ILZ033-039-045-046-055>057-062-063-220700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 44 57 E14 30.10F TC 15
DANVILLE* PTCLDY 58 42 55 E12G17 30.12F TC 14
MATTOON CLOUDY 62 47 57 E7 30.07F TC 17
PARIS* MOCLDY 58 46 66 NE9 30.10S TC 14
ILZ079-100>102-220700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLOUDY 64 57 78 NE3 30.02F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-220700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 64 59 83 N3 30.01F TC 18
6HR MIN TEMP: 64; 6HR MAX TEMP: 66;
CAIRO* CLOUDY 65 62 87 NE6 29.99F TC 19
EFFINGHAM* CLOUDY 63 52 67 NE7 30.08S TC 17
MT. VERNON CLOUDY 64 58 80 E7 30.03F TC 18
CENTRALIA* CLOUDY 64 57 79 CALM 30.03F TC 18
SALEM* CLOUDY 65 58 77 MISG 30.03F TC 18
ILZ067-068-072-073-078-083-087-091-220700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 62 52 69 NE7 30.06F TC 17
FLORA* MOCLDY 64 54 68 E9 30.05F TC 18
FAIRFIELD* MOCLDY 64 54 69 NE5 30.03F TC 18
HARRISBURG* CLOUDY 64 60 86 NE3 30.02F TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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