375
ASUS43 KLOT 052201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SAT SEP 05 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.
ILZ001-002-007-009-015-016-024-052300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 89 76 65 NE14 29.93R HX 100 TC 32
STERLING* MOSUNNY 85 74 69 N12 29.97S HX 92 TC 29
SAVANNA* MOSUNNY 83 71 65 NE12 29.98S HX 88 TC 29
ILZ003-004-008-010-011-017-018-052300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 82 69 64 N7 29.99S HX 85 TC 28
FREEPORT* PTSUNNY 80 73 78 E6 30.01F HX 84 TC 27
ILZ005-006-012>014-019>023-052300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 79 69 71 NE16 29.97S HX 81 TC 26
CHICAGO-MIDWAY PTSUNNY 80 69 69 NE12G21 29.97R HX 83 TC 27
AURORA SUNNY 82 71 69 N9 29.96F HX 86 TC 28
JOLIET* PTSUNNY 83 72 67 N9 29.96R HX 89 TC 29
WAUKEGAN CLOUDY 72 68 87 NE14G23 30.00R TC 22
DUPAGE AIRPORT SUNNY 81 71 71 NE10 29.97F HX 85 TC 27
WHEELING PTSUNNY 76 70 82 NE16G22 30.00R TC 24
ROMEOVILLE* MOSUNNY 82 79 89 N12 29.97S HX 93 TC 28
LANSING* CLOUDY 76 69 77 N8 29.98R TC 25
NORTHERLY ISL* N/A 77 69 76 N14 N/A TC 25
LMZ740>746-052300-
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 72 72 360/ 17/ 21 1015.9F 2/ 3
WAUKEGAN HARBOR 72 72 330/ 16/ 21 1016.2R 2/ 3
WILMETTE BUOY 74 40/ 14/ 19 1018.2F 2/ 4
CHICAGO BUOY 75 75 1014.0R 2/ 4
HARRISON CRIB 75 10/ 14/ 15 N/A
NORTHERLY ISL 76 360/ 8/ 13 N/A
CALUMET HARBOR 75 340/ 11/ 15 1015.1R
MICHIGAN CITY 74 10/ 15/ 17 1013.1S
MICH CITY BUOY 74 74 360/ 14/ 17 N/A 3/ 4
ST. JOSEPH BUOY 74 75 360/ 12/ 16 1015.0F 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-052300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 96 72 45 N10 29.91F HX 104 TC 36
MACOMB* PTSUNNY 91 80 71 N6 29.95S HX 108 TC 33
ILZ028>032-037-038-041>044-048-051>054-059>061-052300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 92 75 57 N15 29.94S HX 103 TC 33
DECATUR MOSUNNY 92 75 57 N10 29.90F HX 103 TC 33
PEORIA MOSUNNY 92 75 57 N9 29.92S HX 103 TC 33
LINCOLN* PTSUNNY 92 79 65 N5 29.91S HX 108 TC 33
SPRINGFIELD PTSUNNY 94 73 50 N10 29.90S HX 103 TC 34
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-052300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 90 77 65 NW12 29.90F HX 103 TC 32
MATTOON MOSUNNY 93 73 52 N10 29.89S HX 102 TC 34
ILZ079-100>102-052300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* MOSUNNY 99 68 36 N10 29.86S HX 104 TC 37
SPARTA* MOSUNNY 97 66 35 SW8 29.88S HX 101 TC 36
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-052300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 100 66 32 NW8 29.86S HX 104 TC 38
EFFINGHAM* MOSUNNY 94 72 49 CALM 29.89F HX 102 TC 34
MT. VERNON MOSUNNY 101 68 34 VRB6 29.85F HX 106 TC 38
SALEM* MOSUNNY 100 72 40 MISG 29.87S HX 109 TC 38
ILZ067-068-072-073-078-083-087-091-052300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 101 68 34 NW14 29.84F HX 106 TC 38
FAIRFIELD* PTSUNNY 94 68 42 NE7 29.85S HX 99 TC 35
HARRISBURG* MOSUNNY 100 69 36 NW8 29.84F HX 106 TC 38
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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