282
ASUS43 KLOT 201606
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-201700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 72 54 53 W9 30.01F TC 22
STERLING* SUNNY 72 56 57 W13 30.02S TC 22
SAVANNA* SUNNY 71 53 52 NW10 30.01F TC 22
ILZ003-004-008-010-011-017-018-201700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 71 52 50 W14 29.99F TC 22
FREEPORT* SUNNY 70 55 59 NW12 30.01F TC 21
ROCHELLE* SUNNY 71 53 52 NW10 30.00F TC 21
DE KALB* SUNNY 69 55 60 NW9G17 30.00F TC 21
ILZ005-006-012>014-019>023-201700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 72 50 45 W10 29.96S TC 22
CHICAGO-MIDWAY MOSUNNY 72 49 44 NW15G25 29.97S TC 22
AURORA SUNNY 70 55 59 W14 29.98F TC 21
JOLIET* MOSUNNY 72 54 52 W7 29.99F TC 22
WAUKEGAN PTSUNNY 68 53 58 W9 29.94F TC 20
DUPAGE AIRPORT MOSUNNY 70 54 56 W15G23 29.97F TC 21
KANKAKEE* SUNNY 73 57 56 W13 30.00S TC 23
WHEELING PTSUNNY 72 50 45 W16G22 29.97F TC 22
ROMEOVILLE* MOSUNNY 72 55 56 W14G21 29.99F TC 22
LANSING* SUNNY 72 51 48 W14 29.98S TC 22
NORTHERLY ISL* N/A 71 49 45 W9 N/A TC 22
LMZ740>746-201700-
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 64 54 1013.7 1
WAUKEGAN HARBOR 65 53 280/ 10/ 14 1014.7 0
WILMETTE BUOY 62 20/ 4/ 6 1016.6S 1
CHICAGO BUOY 67 61 290/ 12/ 16 1013.6 1/ 2
HARRISON CRIB 68 290/ 13/ 14 N/A
NORTHERLY ISL 70 270/ 10/ 12 N/A
CALUMET HARBOR 72 270/ 5/ 12 1014.8
BURNS HARBOR 350/ 1/ 2 1015.6S
MICHIGAN CITY 64 270/ 6/ 7 1014.2R
MICH CITY BUOY 63 63 270/ 2/ 6 993.7S 1/ 3
ST. JOSEPH BUOY 62 63 280/ 10/ 12 1015.8R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-201700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 72 58 61 N6 30.03F TC 22
GALESBURG* SUNNY 73 54 51 N10 30.03F TC 23
MACOMB* MOSUNNY 74 60 61 CALM 30.05S TC 23
JACKSONVILLE* CLOUDY 73 60 62 N6 30.03S TC 23
PITTSFIELD* CLOUDY 73 61 66 CALM 30.05S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-201700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 73 59 60 MISG 30.00F TC 23
BLOOMINGTON SUNNY 75 57 53 NW12 30.02F TC 24
DECATUR PTSUNNY 75 57 53 NW9 30.02S TC 24
PEORIA SUNNY 74 56 53 NW5 30.01F TC 23
LACON* SUNNY 72 52 49 N9 30.00F TC 22
SPRINGFIELD MOSUNNY 75 58 55 N8 30.02F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 74 61 63 NW8 30.01F TC 23
DANVILLE* SUNNY 74 58 56 NW6 30.01S TC 24
MATTOON SUNNY 77 63 61 NW7 30.00F TC 25
PARIS* SUNNY 76 61 59 N7 30.01S TC 24
ILZ079-100>102-201700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 79 63 57 NW8 30.02F HX 80 TC 26
BELLEVILLE SUNNY 82 65 56 NW7 29.99F HX 84 TC 28
CAHOKIA* SUNNY 82 62 50 MISG 30.00F HX 83 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 83 62 49 SW12 30.02F HX 84 TC 28
CAIRO* SUNNY 80 67 66 CALM 30.04S HX 82 TC 27
EFFINGHAM* MOSUNNY 78 63 59 W7 30.02S HX 80 TC 26
MARION MOSUNNY 81 63 54 SW12 30.03S HX 82 TC 27
MT. VERNON SUNNY 83 63 50 W8 30.01F HX 84 TC 28
CENTRALIA* MOSUNNY 83 62 49 CALM 30.01F HX 83 TC 28
SALEM* SUNNY 81 65 58 MISG 30.01F HX 83 TC 27
METROPOLIS* MOSUNNY 79 66 64 CALM 30.04S HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-201700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 80 63 55 NW12 30.00F HX 81 TC 27
FLORA* SUNNY 79 64 61 NW9 30.01S HX 81 TC 26
FAIRFIELD* MOSUNNY 82 62 50 W3 30.01S HX 83 TC 28
HARRISBURG* MOSUNNY 81 65 58 W7 30.03F HX 83 TC 27
ROBINSON* MOSUNNY 81 64 57 NW10 29.99S HX 82 TC 27
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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