897
ASUS43 KLOT 171410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT SUN MAY 17 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.
ILZ001-002-007-009-015-016-024-171500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 68 65 90 SE16G25 29.74F TC 20
STERLING* CLOUDY 70 66 87 VRB5 29.85F TC 21
SAVANNA* LGT RAIN 67 64 87 SE14 29.79F TC 20
ILZ003-004-008-010-011-017-018-171500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 69 64 84 E6 29.87F TC 21
FREEPORT* PTSUNNY 67 66 95 SE6 29.87F TC 20
ROCHELLE* CLOUDY 71 62 73 S13 29.88F TC 22
DE KALB* CLOUDY 70 65 84 S12 29.90F TC 21
PERU* PTSUNNY 72 64 78 S13 29.87F TC 22
ILZ005-006-012>014-019>023-171500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 73 64 73 S7 29.91F TC 23
CHICAGO-MIDWAY PTSUNNY 74 65 73 S12G22 29.92F TC 23
AURORA CLOUDY 73 65 75 S13 29.89F TC 23
JOLIET* PTSUNNY 74 67 79 S9 29.91F TC 23
WAUKEGAN PTSUNNY 55 46 71 VRB5 29.94S TC 13
DUPAGE AIRPORT CLOUDY 71 66 84 SE9 29.90F TC 22
KANKAKEE* PTSUNNY 75 66 74 SW12 29.95F TC 24
WHEELING PTSUNNY 60 51 72 E7 29.95S TC 16
MORRIS* CLOUDY 73 64 73 S12 29.89F TC 23
ROMEOVILLE* MOSUNNY 73 68 83 S12 29.93S TC 23
LANSING* PTSUNNY 73 65 75 S15 29.95F TC 23
NORTHERLY ISL* N/A 61 54 77 N9 N/A TC 16
LMZ740>746-171500-
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 48 1003.3 2/ 4
WAUKEGAN HARBOR 49 52 340/ 12/ 16 1014.3 2/ 4
HARRISON CRIB 55 350/ 11/ 12 N/A
NORTHERLY ISL 68 60/ 6/ 10 N/A
CALUMET HARBOR 72 200/ 11/ 14 1014.0R
BURNS HARBOR 72 190/ 9/ 11 1014.9R
MICHIGAN CITY 72 180/ 12/ 15 1012.8R
ST. JOSEPH BUOY 61 190/ 6/ 8 1015.2R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-171500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 71 64 78 S13G23 29.83S TC 22
GALESBURG* CLOUDY 70 64 82 SE8G16 29.82F TC 21
MACOMB* PTSUNNY 72 67 83 S20 29.84F TC 22
JACKSONVILLE* CLOUDY 72 64 78 S13G21 29.87F TC 22
PITTSFIELD* CLOUDY 72 65 78 S13 29.87R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-171500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 74 66 75 MISG 29.90F TC 24
BLOOMINGTON CLOUDY 73 67 81 S15 29.92F TC 23
DECATUR PTSUNNY 73 66 78 S20G28 29.94S TC 23
PEORIA CLOUDY 71 65 81 S15 29.86F TC 22
LACON* N/A 71 63 77 S12G17 29.85F TC 22
LINCOLN* CLOUDY 73 67 82 S13 29.90F TC 23
SPRINGFIELD CLOUDY 72 65 78 S20 29.89S TC 22
TAYLORVILLE PTSUNNY 73 66 78 S16G25 29.93S TC 23
ILZ033-039-045-046-055>057-062-063-171500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 74 67 78 S21G28 29.95F TC 23
DANVILLE* MOSUNNY 74 66 75 S17 30.00R TC 24
RANTOUL* MOSUNNY 73 66 76 S17G24 29.95F TC 23
MATTOON SUNNY 73 64 73 S14G24 29.98S TC 23
PARIS* SUNNY 73 65 75 S14 30.00S TC 23
ILZ079-100>102-171500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 73 64 73 S17 29.93S TC 23
BELLEVILLE PTSUNNY 77 68 73 SW14G20 29.93S TC 25
CAHOKIA* CLOUDY 75 64 68 S8G20 29.92F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 75 63 66 S12G21 30.01R TC 24
CAIRO* MOSUNNY 77 63 62 S10 30.03R TC 25
EFFINGHAM* MOSUNNY 73 66 78 S14 30.00S TC 23
MARION PTSUNNY 73 63 68 S12 30.02R TC 23
MT. VERNON CLOUDY 74 64 71 S15 30.01R TC 23
CENTRALIA* MOSUNNY 74 64 70 S15 29.99R TC 24
SALEM* MOSUNNY 74 66 75 S12G18 29.99R TC 24
METROPOLIS* SUNNY 75 63 65 S8 30.04R TC 24
ILZ067-068-072-073-078-083-087-091-171500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 74 66 76 S15 30.02 TC 23
FLORA* PTSUNNY 73 64 73 S13 30.01S TC 23
FAIRFIELD* CLOUDY 75 63 65 S9 30.01S TC 24
HARRISBURG* SUNNY 75 63 65 SW9G16 30.03S TC 24
ROBINSON* SUNNY 73 68 83 S13 30.02R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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