061
ASUS43 KLOT 161501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT SAT MAY 16 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.
ILZ001-002-007-009-015-016-024-161600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 72 62 71 S8 29.85R TC 22
STERLING* SUNNY 72 64 76 W7 29.88R TC 22
SAVANNA* SUNNY 72 62 71 NW5 29.86R TC 22
ILZ003-004-008-010-011-017-018-161600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 71 62 73 W12 29.87R TC 22
FREEPORT* SUNNY 72 65 80 W9 29.88R TC 22
DE KALB* MOSUNNY 71 63 77 W13 29.87R TC 22
PERU* MOSUNNY 70 63 78 W7 29.88R TC 21
ILZ005-006-012>014-019>023-161600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 71 60 68 SW6 29.83R TC 22
CHICAGO-MIDWAY PTSUNNY 70 62 76 SW8 29.84R TC 21
AURORA PTSUNNY 70 62 76 SW12 29.85R TC 21
JOLIET* PTSUNNY 70 66 86 SW9 29.87R TC 21
WAUKEGAN PTSUNNY 70 61 73 W8 29.83R TC 21
DUPAGE AIRPORT MOSUNNY 71 61 70 W8 29.84R TC 22
KANKAKEE* PTSUNNY 71 61 70 S13 29.89R TC 22
WHEELING PTSUNNY 72 60 66 W8 29.85R TC 22
MORRIS* PTSUNNY 70 63 78 SW10 29.86R TC 21
ROMEOVILLE* SUNNY 68 64 88 SW12 29.86R TC 20
LANSING* PTSUNNY 68 62 82 W5 29.86R TC 20
NORTHERLY ISL* N/A 70 58 65 SW5 N/A TC 21
LMZ740>746-161600-
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 47 1017.6R 1/ 4
WAUKEGAN HARBOR 63 51 280/ 8/ 12 1011.0R 1
HARRISON CRIB 68 210/ 13/ 15 N/A
NORTHERLY ISL 67 210/ 8/ 21 N/A
CALUMET HARBOR 270/ 2/ 4 N/A
BURNS HARBOR 61 210/ 5/ 7 1010.8R
MICHIGAN CITY 59 220/ 13/ 13 1009.3R
ST. JOSEPH BUOY 55 300/ 6/ 10 1010.1R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 71 63 75 S13 29.84F TC 22
GALESBURG* SUNNY 75 60 59 S8 29.88R TC 24
MACOMB* MOSUNNY 79 66 64 S17 29.88R HX 81 TC 26
JACKSONVILLE* CLOUDY 71 64 78 S22G28 29.90R THUNDER TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-161600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 74 62 66 S16 29.91R TC 23
DECATUR PTSUNNY 74 66 76 S17G24 29.92R TC 23
PEORIA MOSUNNY 75 61 61 S14 29.88R TC 24
SPRINGFIELD PTSUNNY 73 64 73 S10 29.90R TC 23
TAYLORVILLE CLOUDY 72 66 83 W5 29.95R TC 22
ILZ033-039-045-046-055>057-062-063-161600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 74 66 76 S17 29.91R TC 23
DANVILLE* PTSUNNY 71 67 88 S10 29.92R TC 21
MATTOON CLOUDY 72 66 81 S6 29.94R TC 22
PARIS* PTSUNNY 71 65 83 S14 29.96R TC 22
ILZ079-100>102-161600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON TSTM 68 64 88 NW7 29.95S TC 20
BELLEVILLE DRIZZLE 73 71 95 S9 29.93R TC 23
CAHOKIA* LGT RAIN 72 67 84 CALM 29.95R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 78 67 68 S10 29.94R HX 80 TC 26
CAIRO* PTSUNNY 77 66 70 S8 29.97S TC 25
MARION CLOUDY 75 66 73 SW12 29.96R TC 24
MT. VERNON PTSUNNY 77 68 73 SW8 29.97R TC 25
CENTRALIA* LGT RAIN 74 67 81 CALM 29.97R TC 23
SALEM* CLOUDY 74 70 87 CALM 29.96S TC 23
ILZ067-068-072-073-078-083-087-091-161600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 68 65 90 S9 29.98R TC 20
FLORA* PTSUNNY 73 68 83 S12 29.97R TC 23
FAIRFIELD* PTSUNNY 74 65 74 CALM 29.96F TC 24
HARRISBURG* PTSUNNY 78 67 68 SW13G22 29.96R HX 80 TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page