084
ASUS43 KLOT 221201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 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.
ILZ001-002-007-009-015-016-024-221300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 56 42 59 E10 30.08R TC 13
6HR MIN TEMP: 54; 6HR MAX TEMP: 56;
STERLING* PTSUNNY 55 44 66 E15 30.12F TC 13
SAVANNA* CLOUDY 53 41 63 E14 30.11F TC 12
ILZ003-004-008-010-011-017-018-221300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 53 42 66 NE7 30.16S TC 12
6HR MIN TEMP: 51; 6HR MAX TEMP: 53;
FREEPORT* CLOUDY 52 44 74 E10 30.16F TC 11
DE KALB* CLOUDY 53 43 69 E16 30.15R TC 12
PERU* CLOUDY N/A N/A N/A E13 30.11R
ILZ005-006-012>014-019>023-221300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 52 40 63 NE13G23 30.16R TC 11
6HR MIN TEMP: 52; 6HR MAX TEMP: 54;
CHICAGO-MIDWAY CLOUDY 53 43 68 E14G22 30.15F TC 12
6HR MIN TEMP: 53; 6HR MAX TEMP: 57;
AURORA CLOUDY 54 44 69 E12G20 30.12S TC 12
6HR MIN TEMP: 51; 6HR MAX TEMP: 55;
JOLIET* CLOUDY 57 46 66 E10 30.13S TC 14
WAUKEGAN PTSUNNY 48 38 68 E13 30.19R TC 9
6HR MIN TEMP: 48; 6HR MAX TEMP: 49; 6HR PCP: TRACE;
DUPAGE AIRPORT CLOUDY 52 42 69 NE10 30.14S TC 11
6HR MIN TEMP: 47; 6HR MAX TEMP: 54;
KANKAKEE* CLOUDY 55 42 61 E13 30.12S TC 13
WHEELING CLOUDY 50 40 68 E8 30.18S TC 10
6HR MIN TEMP: 50; 6HR MAX TEMP: 53;
MORRIS* CLOUDY 55 43 62 E12 30.11S TC 13
ROMEOVILLE* CLOUDY 54 45 71 NE14G21 30.14S TC 12
LANSING* CLOUDY 54 41 60 E8 30.15S TC 12
NORTHERLY ISL* N/A 51 43 74 NE17 N/A TC 11
LMZ740>746-221300-
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 1020.2F 3/ 4
WAUKEGAN HARBOR 48 50 20/ 14/ 17 1021.3R 3/ 4
WILMETTE BUOY 49 90/ 16/ 21 1022.1F 3/ 4
CHICAGO BUOY 52 54 70/ 17/ 21 1020.1F 3/ 5
HARRISON CRIB 51 60/ 19/ 21 N/A
NORTHERLY ISL 51 60/ 16/ 18 N/A
CALUMET HARBOR 52 40/ 10/ 14 1021.1
BURNS HARBOR 55 80/ 6/ 7 1021.3F
MICHIGAN CITY 54 70/ 10/ 12 1020.4F
ST. JOSEPH BUOY 52 80/ 10/ 14 1022.4F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-221300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 61 48 62 E9 30.01R TC 16
MACOMB* CLOUDY 57 45 63 E14 30.07R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-221300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 55 42 61 E21 30.08S TC 13
DECATUR PTSUNNY 55 46 71 NE14 30.04S TC 13
PEORIA CLOUDY 57 41 55 NE13 30.07R TC 14
6HR MIN TEMP: 57; 6HR MAX TEMP: 59;
SPRINGFIELD CLOUDY 58 45 62 E13 30.04R TC 14
6HR MIN TEMP: 57; 6HR MAX TEMP: 63;
TAYLORVILLE PTSUNNY 55 46 71 NE8 30.03S TC 13
ILZ033-039-045-046-055>057-062-063-221300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 54 44 69 NE16 30.05F TC 12
DANVILLE* CLOUDY 55 44 66 NE14 30.08S TC 13
MATTOON CLOUDY 56 49 77 NE10 30.02S TC 13
PARIS* CLOUDY 54 46 73 NE12 30.05S TC 12
ILZ079-100>102-221300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* PTSUNNY 62 55 77 NE8 29.97S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 63 59 87 E8 29.95S TC 17
6HR MIN TEMP: 63; 6HR MAX TEMP: 64;
CAIRO* CLOUDY 64 62 94 E8 29.95S TC 18
EFFINGHAM* CLOUDY 60 53 80 E7 30.03R TC 15
MARION CLOUDY 63 59 88 NE7 29.96F TC 17
MT. VERNON CLOUDY 62 56 80 NE5 29.99R TC 17
CENTRALIA* CLOUDY 61 55 78 CALM 29.98S HAZE TC 16
SALEM* CLOUDY 62 55 77 MISG 29.99S TC 17
ILZ067-068-072-073-078-083-087-091-221300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 61 54 77 N7 30.01R TC 16
FLORA* CLOUDY 61 54 77 E7 30.00S TC 16
FAIRFIELD* CLOUDY 62 55 77 N3 29.99S TC 17
HARRISBURG* CLOUDY 62 59 88 E7 29.98S TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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