820
ASUS43 KLOT 171808
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT FRI OCT 17 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.
ILZ001-002-007-009-015-016-024-171900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 77 59 53 S9G23 29.81F TC 25
6HR MIN TEMP: 62; 6HR MAX TEMP: 78;
STERLING* MOSUNNY 78 59 51 SW8 29.84F TC 26
ILZ003-004-008-010-011-017-018-171900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 76 57 51 S18 29.85F TC 24
6HR MIN TEMP: 58; 6HR MAX TEMP: 76; 6HR PCP: TRACE;
ROCHELLE* MOSUNNY 76 55 47 SW20 29.86F TC 25
DE KALB* PTSUNNY 74 57 55 S17G23 29.88F TC 23
PERU* MOSUNNY 76 56 50 S13 29.87F TC 24
ILZ005-006-012>014-019>023-171900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 52 52 SW14G23 29.88F TC 21
6HR MIN TEMP: 58; 6HR MAX TEMP: 70;
CHICAGO-MIDWAY PTSUNNY 72 50 45 S12G25 29.89F TC 22
6HR MIN TEMP: 58; 6HR MAX TEMP: 72;
AURORA PTSUNNY 74 54 49 S16 29.89F TC 23
6HR MIN TEMP: 55; 6HR MAX TEMP: 74;
JOLIET* MOSUNNY 73 52 47 S16 29.90F TC 23
WAUKEGAN PTSUNNY 71 54 54 S12 29.85F TC 22
6HR MIN TEMP: 59; 6HR MAX TEMP: 71;
DUPAGE AIRPORT PTSUNNY 71 53 52 S16 29.89F TC 22
6HR MIN TEMP: 56; 6HR MAX TEMP: 72;
KANKAKEE* MOSUNNY 75 46 35 S14G21 29.92F TC 24
WHEELING PTSUNNY 72 54 53 S15G23 29.89F TC 22
6HR MIN TEMP: 59; 6HR MAX TEMP: 72;
MORRIS* MOSUNNY 74 54 49 S14 29.89F TC 24
ROMEOVILLE* SUNNY 72 52 49 S16G26 29.91F TC 22
LANSING* MOSUNNY 69 43 39 SW13 29.92F TC 21
NORTHERLY ISL* N/A 70 48 45 S10 N/A TC 21
LMZ740>746-171900-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-171900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 77 59 53 S14 29.85F TC 25
GALESBURG* PTSUNNY 75 58 55 S13G18 29.87F TC 24
MACOMB* PTSUNNY 79 60 51 S13 29.88F HX 80 TC 26
JACKSONVILLE* PTSUNNY 79 57 48 S12 29.89F HX 80 TC 26
PITTSFIELD* PTSUNNY 80 60 49 S10 29.88F HX 81 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-171900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 77 51 39 S17G23 29.91F TC 25
BLOOMINGTON MOSUNNY 76 55 48 S17G23 29.92F TC 24
DECATUR PTSUNNY 73 52 47 S13 29.95F TC 23
PEORIA PTSUNNY 77 57 50 S13 29.87F TC 25
6HR MIN TEMP: 58; 6HR MAX TEMP: 77;
LACON* PTSUNNY 73 55 53 SW9 29.87F TC 23
LINCOLN* MOSUNNY 77 56 48 S17 29.90F TC 25
SPRINGFIELD PTSUNNY 79 55 43 S13G22 29.90F TC 26
6HR MIN TEMP: 59; 6HR MAX TEMP: 79;
TAYLORVILLE PTSUNNY 75 55 50 MISG 29.93F TC 24
ILZ033-039-045-046-055>057-062-063-171900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 75 48 38 S16 29.95F TC 24
DANVILLE* PTSUNNY 74 44 34 S15 29.96F VSB 1 TC 23
RANTOUL* PTSUNNY 73 46 38 S15 29.94F TC 23
MATTOON PTSUNNY 73 49 42 S8 29.96F TC 23
PARIS* PTSUNNY 74 43 32 S14 29.98F TC 24
ILZ079-100>102-171900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 75 57 53 S10 29.93F TC 24
BELLEVILLE PTSUNNY 78 59 51 S7 29.91F TC 25
CAHOKIA* PTSUNNY 75 58 55 S6 29.92F TC 24
SPARTA* PTSUNNY 80 56 43 S5 29.95F HX 80 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 76 57 51 SW8 29.96F TC 24
6HR MIN TEMP: 54; 6HR MAX TEMP: 78;
CAIRO* PTSUNNY 77 60 55 SE3 29.96F TC 25
EFFINGHAM* PTSUNNY 76 52 42 SE10 29.98F TC 25
MARION SUNNY 75 57 53 CALM 29.97F TC 24
MT. VERNON PTSUNNY 78 56 46 SW10 29.96F TC 26
CENTRALIA* PTSUNNY 79 54 41 SW9 29.95F HX 80 TC 26
SALEM* PTSUNNY 79 55 43 S9 29.95F TC 26
METROPOLIS* PTSUNNY 74 58 55 S6 29.99F TC 24
ILZ067-068-072-073-078-083-087-091-171900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 74 47 38 S8 29.97F TC 23
FLORA* PTSUNNY 77 54 44 SW7 29.97F TC 25
FAIRFIELD* MOSUNNY 76 52 43 S9 29.96F TC 24
HARRISBURG* PTSUNNY 77 56 47 MISG 29.97F TC 25
ROBINSON* MOSUNNY 73 50 43 S7 29.97F TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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