933
ASUS43 KLOT 202012
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT JUN 20 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.
ILZ001-002-007-009-015-016-024-202100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 76 53 44 VRB6G20 29.98S TC 24
STERLING* SUNNY 77 55 46 NW9 29.99R TC 25
SAVANNA* SUNNY 78 53 40 W8 29.98S TC 26
ILZ003-004-008-010-011-017-018-202100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 76 53 44 NW10G18 29.97S TC 24
FREEPORT* PTSUNNY 76 56 50 W12 29.99S TC 24
ROCHELLE* PTSUNNY 76 52 42 NW10 29.98R TC 25
DE KALB* MOSUNNY 75 54 48 W14 29.97S TC 24
PERU* MOSUNNY 77 54 44 W13 29.98F TC 25
ILZ005-006-012>014-019>023-202100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 75 51 43 NW13G21 29.93F TC 24
CHICAGO-MIDWAY PTSUNNY 75 51 43 NW14 29.94S TC 24
AURORA MOSUNNY 75 52 44 NW12G22 29.95F TC 24
JOLIET* MOSUNNY 77 53 43 NW7 29.96S TC 25
WAUKEGAN PTSUNNY 74 53 48 NW10G17 29.93S TC 23
DUPAGE AIRPORT PTSUNNY 75 53 46 W12 29.95S TC 24
KANKAKEE* MOSUNNY 76 50 39 W14G22 29.97S TC 25
WHEELING PTSUNNY 74 51 44 NW12G20 29.95S TC 23
ROMEOVILLE* MOSUNNY 75 54 46 W10G23 29.96S TC 24
LANSING* MOSUNNY 75 51 42 W7 29.95S TC 24
NORTHERLY ISL* N/A 67 57 70 E5 N/A TC 19
LMZ740>746-202100-
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 65 55 1013.2 1
WAUKEGAN HARBOR 69 53 290/ 10/ 16 1014.2 1
WILMETTE BUOY 65 360/ 4/ 6 1016.4R 1
CHICAGO BUOY 64 62 130/ 6/ 8 1012.9 1/ 3
HARRISON CRIB 66 110/ 8/ 9 N/A
NORTHERLY ISL 68 120/ 6/ 11 N/A
CALUMET HARBOR 67 70/ 6/ 8 1014.2F
BURNS HARBOR 60/ 4/ 5 1014.9S
MICHIGAN CITY 65 40/ 7/ 7 1013.1F
MICH CITY BUOY 65 65 90/ 4/ 6 992.9F 1
ST. JOSEPH BUOY 65 65 CALM / 2 1015.1F 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-202100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 79 52 38 NW5 29.99F TC 26
GALESBURG* MOSUNNY 76 56 48 NW9 30.00F TC 25
MACOMB* MOSUNNY 79 57 46 CALM 30.02S HX 80 TC 26
JACKSONVILLE* SUNNY 78 55 45 N3 30.00F TC 26
PITTSFIELD* MOSUNNY 80 57 45 E5 30.01F HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-202100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 78 54 44 MISG 29.98S TC 25
BLOOMINGTON SUNNY 79 53 40 NW16 30.00S TC 26
DECATUR MOSUNNY 78 54 43 N8 29.99S TC 26
PEORIA SUNNY 78 52 40 W12 29.98F TC 26
LACON* SUNNY 76 50 39 NW13 29.97F TC 25
SPRINGFIELD SUNNY 78 53 41 NW5 29.99F TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 79 56 45 NW7 29.99S HX 80 TC 26
DANVILLE* SUNNY 80 53 39 W13 29.98S HX 80 TC 26
MATTOON PTSUNNY 78 58 49 NW10 29.98S TC 26
PARIS* MOSUNNY 79 57 45 NW10 29.98S HX 80 TC 26
ILZ079-100>102-202100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 81 63 54 NW7 29.99F HX 82 TC 27
BELLEVILLE CLOUDY 83 68 58 NW6 29.96F HX 86 TC 29
CAHOKIA* PTSUNNY 82 62 50 E3 29.97F HX 83 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 62 44 SW5 29.97F HX 86 TC 30
CAIRO* SUNNY 84 65 52 CALM 29.99S HX 86 TC 29
EFFINGHAM* PTSUNNY 81 63 53 W8 30.01S HX 82 TC 27
MARION MOSUNNY 86 61 42 SW8 29.98F HX 86 TC 30
MT. VERNON PTSUNNY 83 65 54 VRB5 29.98S HX 85 TC 28
CENTRALIA* CLOUDY 83 62 47 N3 29.98F HX 84 TC 29
SALEM* MOSUNNY 83 64 51 MISG 29.98F HX 85 TC 29
METROPOLIS* MOSUNNY 83 64 51 SE3 29.99S HX 85 TC 29
ILZ067-068-072-073-078-083-087-091-202100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 83 63 50 NW12 29.96F HX 84 TC 28
FLORA* MOSUNNY 84 64 51 NW9 29.98S HX 86 TC 29
FAIRFIELD* PTSUNNY 83 61 47 CALM 29.97F HX 83 TC 28
HARRISBURG* PTSUNNY 86 63 46 SW7 29.98F HX 87 TC 30
ROBINSON* MOSUNNY 82 63 51 NW13 29.96S HX 83 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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