701
ASUS43 KLOT 152310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT MON SEP 15 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.
ILZ001-002-007-009-015-016-024-160000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 86 62 44 E8 30.11R HX 86 TC 30
STERLING* MOSUNNY 86 56 35 E10 30.13R HX 85 TC 30
ILZ003-004-008-010-011-017-018-160000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 83 59 44 VRB6 30.16R HX 83 TC 28
ROCHELLE* SUNNY 83 53 34 E6 30.15R HX 82 TC 29
DE KALB* SUNNY 80 60 50 E12 30.17R HX 81 TC 27
PERU* SUNNY 86 55 35 NE8 30.12R HX 84 TC 30
ILZ005-006-012>014-019>023-160000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 79 57 46 NE12 30.16S HX 80 TC 26
CHICAGO-MIDWAY MOSUNNY 81 57 43 E10 30.16S HX 81 TC 27
AURORA SUNNY 82 58 43 E10 30.14S HX 82 TC 28
JOLIET* SUNNY 83 62 49 E12 30.15R HX 83 TC 28
WAUKEGAN SUNNY 76 61 59 NE6 30.18F TC 24
DUPAGE AIRPORT SUNNY 80 57 45 E9 30.16R HX 80 TC 27
KANKAKEE* SUNNY 82 59 44 E5 30.15R HX 82 TC 28
WHEELING SUNNY 77 61 57 E7 30.19S TC 25
MORRIS* SUNNY 83 60 44 E6 30.13R HX 83 TC 28
ROMEOVILLE* SUNNY 82 63 51 NE12 30.16R HX 83 TC 28
LANSING* SUNNY 77 62 58 NE6 30.16S TC 25
NORTHERLY ISL* N/A 74 64 71 MISG N/A TC 23
LMZ740>746-160000-
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 70 68 20/ 6/ 8 1022.2S 0
WINTHROP HARBOR 70 70 20/ 6/ 8 N/A 1/ 4
WAUKEGAN HARBOR 71 70 N/A 1/ 3
WILMETTE BUOY 71 30/ 8/ 12 1024.0F 1/ 3
CHICAGO BUOY 72 66 360/ 6/ 8 1022.0 1/ 3
HARRISON CRIB 72 20/ 10/ 10 N/A
NORTHERLY ISL 74 10/ 7/ 8 N/A
CALUMET HARBOR 73 350/ 9/ 11 1020.4
BURNS HARBOR 74 60/ 5/ 6 1022.0S
MICHIGAN CITY 72 50/ 10/ 11 1020.1F
MICH CITY BUOY 75 1019.8F
ST. JOSEPH BUOY 71 69 360/ 12/ 14 1022.2S 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-160000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 85 67 54 W12 30.12R HX 87 TC 29
GALESBURG* MOSUNNY 87 57 36 E3 30.13R HX 86 TC 31
MACOMB* PTSUNNY 85 60 42 E3 30.14R HX 84 TC 29
JACKSONVILLE* PTSUNNY 85 58 40 N3 30.11R HX 84 TC 29
PITTSFIELD* CLOUDY 86 65 48 CALM 30.12R HX 88 TC 30
ILZ028>032-037-038-041>044-048-051>054-059>061-160000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 86 51 30 E6 30.13R HX 84 TC 30
BLOOMINGTON SUNNY 87 57 35 NE8 30.12R HX 86 TC 31
DECATUR SUNNY 90 55 30 E14 30.10R HX 88 TC 32
PEORIA MOSUNNY 89 55 31 NE7 30.11R HX 87 TC 32
LACON* SUNNY 86 55 33 NE3 30.11R HX 84 TC 30
LINCOLN* SUNNY 89 58 34 NE5 30.10R HX 88 TC 32
SPRINGFIELD MOSUNNY 89 55 31 NE6 30.10R HX 87 TC 32
TAYLORVILLE SUNNY 90 55 31 MISG 30.10R HX 88 TC 32
ILZ033-039-045-046-055>057-062-063-160000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 88 56 33 NE7 30.10S HX 86 TC 31
DANVILLE* SUNNY 85 55 35 NE7 30.12S HX 84 TC 30
RANTOUL* SUNNY 87 54 32 E8G17 30.11S HX 85 TC 30
MATTOON SUNNY 87 57 35 E7 30.08R HX 86 TC 31
ILZ079-100>102-160000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 63 45 E3 30.08R HX 87 TC 30
BELLEVILLE MOSUNNY 90 59 34 NE3 30.04R HX 89 TC 32
CAHOKIA* PTSUNNY 88 63 43 NE6 30.05R HX 89 TC 31
SPARTA* MOSUNNY 90 59 35 E5 30.06S HX 89 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 91 63 39 NE3 30.04R HX 92 TC 33
CAIRO* MOSUNNY 90 71 53 CALM 30.03S HX 95 TC 32
EFFINGHAM* CLOUDY 86 60 40 NE3 30.09R HX 86 TC 30
MARION MOSUNNY 91 64 40 S7 30.04R HX 93 TC 33
MT. VERNON SUNNY 89 63 41 E3 30.06R HX 90 TC 32
CENTRALIA* MOSUNNY 91 62 37 NE5 30.07R HX 91 TC 33
SALEM* MOSUNNY 90 62 38 CALM 30.07R HX 90 TC 32
METROPOLIS* SUNNY 91 62 38 CALM 30.03R HX 91 TC 33
ILZ067-068-072-073-078-083-087-091-160000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 86 65 49 E3 30.06S HX 88 TC 30
FLORA* MOSUNNY 90 64 43 E5 30.06R HX 91 TC 32
FAIRFIELD* SUNNY 89 60 38 E3 30.06R HX 88 TC 32
HARRISBURG* N/A N/A N/A N/A MISG 30.04
ROBINSON* SUNNY 88 64 45 NE7 30.06S HX 89 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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