015
ASUS43 KLOT 162206
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SAT AUG 16 2025
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.
ILZ001-002-007-009-015-016-024-162300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 92 77 61 SW9G21 29.97F HX 105 TC 33
STERLING* MOSUNNY 92 78 63 VRB3 30.00S HX 107 TC 33
ILZ003-004-008-010-011-017-018-162300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 74 71 91 E5 30.01F TC 23
ROCHELLE* PTSUNNY 78 70 74 E8 30.04S HX 81 TC 26
DE KALB* PTSUNNY 69 69 99 E6G21 30.07F TC 21
PERU* PTSUNNY 91 81 72 S3 30.01S HX 109 TC 33
ILZ005-006-012>014-019>023-162300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE TSTM 75 69 81 N18G39 30.03R TC 24
CHICAGO-MIDWAY PTSUNNY 90 71 53 NE12 30.03R HX 96 TC 32
AURORA TSTM 73 69 87 N25G41 30.09R VSB 3/4 TC 23
JOLIET* PTSUNNY 92 74 55 CALM 30.02R HX 101 TC 33
WAUKEGAN LGT RAIN 79 73 82 SE14G22 29.95F HX 82 TC 26
DUPAGE AIRPORT TSTM 78 66 66 N18G25 30.04R HX 80 TC 26
WHEELING TSTM 76 73 91 S10G23 30.04F FOG TC 24
MORRIS* PTSUNNY 91 78 66 CALM 30.01R HX 104 TC 33
ROMEOVILLE* SUNNY 91 72 52 CALM 30.03S HX 98 TC 33
LANSING* PTSUNNY 94 75 55 W7 30.02S HX 105 TC 34
NORTHERLY ISL* N/A 80 72 76 NW6 N/A HX 84 TC 27
LMZ740>746-162300-
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)
S. MID LAKE BUOY 76 76 100/ 12/ 14 1014.7F
WINTHROP HARBOR 78 76 130/ 17/ 23 N/A 1/ 3
WAUKEGAN HARBOR 78 77 130/ 16/ 21 N/A 1/ 2
WILMETTE BUOY 78 300/ 4/ 6 1020.0F 1
NORTHERLY ISL 81 340/ 4/ 6 N/A
CALUMET HARBOR 83 10/ 6/ 8 1015.8R
BURNS HARBOR 81 60/ 5/ 6 1016.9F
MICHIGAN CITY 80 40/ 8/ 8 1014.6F
MICH CITY BUOY 80 79 50/ 6/ 6 1015.0F 1
ST. JOSEPH BUOY 79 78 360/ 4/ 6 1017.3F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-162300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 90 79 70 E6 30.02F HX 106 TC 32
GALESBURG* MOSUNNY 90 78 66 S7 30.02F HX 103 TC 32
MACOMB* MOSUNNY 91 80 70 SW5 30.03F HX 109 TC 33
JACKSONVILLE* MOSUNNY 92 76 59 SW3 30.03F HX 105 TC 34
PITTSFIELD* MOSUNNY 94 78 58 CALM 30.05S HX 109 TC 35
ILZ028>032-037-038-041>044-048-051>054-059>061-162300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 90 78 68 W3 30.02S HX 104 TC 32
BLOOMINGTON SUNNY 91 78 65 SW7 30.05S HX 106 TC 33
DECATUR SUNNY 95 75 52 SW10 30.03F HX 107 TC 35
PEORIA MOSUNNY 94 74 52 W6 30.01F HX 104 TC 34
LACON* PTSUNNY 89 77 67 S3 30.00S HX 102 TC 32
LINCOLN* SUNNY 94 79 60 SW5 30.02S HX 112 TC 35
SPRINGFIELD MOSUNNY 93 78 61 SW5 30.02F HX 108 TC 34
TAYLORVILLE SUNNY 91 79 66 S8 30.04F HX 107 TC 33
ILZ033-039-045-046-055>057-062-063-162300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 92 76 59 SW10 30.04F HX 104 TC 33
DANVILLE* CLOUDY 77 68 74 SE12 30.04F TC 25
RANTOUL* MOSUNNY 95 73 48 W7 30.03F HX 103 TC 35
MATTOON SUNNY 93 73 52 SW8 30.04F HX 102 TC 34
PARIS* SUNNY 91 75 59 SW8 30.06S HX 102 TC 33
ILZ079-100>102-162300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 77 72 83 SW8 30.04F TC 25
BELLEVILLE SUNNY 89 75 62 N7 30.01 HX 99 TC 32
CAHOKIA* LGT RAIN 83 74 74 VRB3 30.03F HX 89 TC 28
SPARTA* SUNNY 98 66 34 E5 30.05F HX 101 TC 37
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 95 68 41 VRB6 30.04F HX 99 TC 35
CAIRO* SUNNY 96 72 45 CALM 30.04F HX 104 TC 36
EFFINGHAM* SUNNY 93 75 55 SE7 30.07S HX 104 TC 34
MARION MOSUNNY 95 72 46 CALM 30.05F HX 103 TC 35
MT. VERNON SUNNY 96 71 44 CALM 30.05F HX 103 TC 36
CENTRALIA* MOSUNNY 92 72 51 NE3 30.05S HX 99 TC 33
SALEM* PTSUNNY 87 73 62 SE6 30.05F HX 95 TC 31
METROPOLIS* SUNNY 95 68 41 CALM 30.04F HX 100 TC 35
ILZ067-068-072-073-078-083-087-091-162300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 91 76 61 S7 30.05F HX 103 TC 33
FLORA* SUNNY 91 75 59 S6 30.05F HX 102 TC 33
FAIRFIELD* SUNNY 93 69 46 CALM 30.06S HX 98 TC 34
HARRISBURG* SUNNY 95 69 43 CALM 30.05F HX 100 TC 35
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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