404
ASUS43 KLOT 161512
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 MOSUNNY 72 62 71 S8 29.85R TC 22
STERLING* SUNNY 72 64 76 W7 29.88R TC 22
SAVANNA* MOSUNNY 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
ROCHELLE* MOSUNNY 69 62 78 SW13 29.87R TC 21
DE KALB* MOSUNNY 71 63 77 W13 29.87R TC 22
PERU* SUNNY 70 64 83 SW5 29.89R 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 MOSUNNY 70 62 76 SW12 29.85R TC 21
JOLIET* MOSUNNY 70 66 86 SW9 29.87R TC 21
WAUKEGAN MOSUNNY 70 61 73 W8 29.83R TC 21
DUPAGE AIRPORT MOSUNNY 71 61 70 W8 29.84R TC 22
KANKAKEE* MOSUNNY 71 61 70 S13 29.89R TC 22
WHEELING MOSUNNY 72 60 66 W8 29.85R TC 22
MORRIS* SUNNY 70 63 78 SW10 29.87R TC 21
ROMEOVILLE* SUNNY 68 64 88 SW12 29.86R TC 20
LANSING* MOSUNNY 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 49 1019.0 1/ 4
WAUKEGAN HARBOR 65 52 260/ 6/ 10 1011.4 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 53 240/ 6/ 8 1010.6R 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
PITTSFIELD* CLOUDY 67 66 98 S14 29.92R THUNDER TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-161600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 73 62 68 MISG 29.89R TC 23
BLOOMINGTON PTSUNNY 74 62 66 S16 29.91R TC 23
DECATUR PTSUNNY 74 66 76 S17G24 29.92R TC 23
PEORIA PTSUNNY 75 61 61 S14 29.88R TC 24
LACON* SUNNY 69 60 71 CALM 29.89R TC 21
LINCOLN* PTSUNNY 76 66 70 S13 29.89R TC 24
SPRINGFIELD PTSUNNY 73 64 73 S10 29.90R TC 23
TAYLORVILLE CLOUDY 73 66 78 S9 29.93F TC 23
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
RANTOUL* PTSUNNY 72 63 72 S7 29.90S TC 22
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* CLOUDY 77 66 70 S8 29.97S TC 25
EFFINGHAM* PTSUNNY 69 68 96 S5 29.96S TC 21
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* PTSUNNY 74 70 87 CALM 29.96S TC 23
METROPOLIS* CLOUDY 77 66 68 SE8 29.96F TC 25
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
ROBINSON* LGT RAIN 66 66 100 S12 29.96F TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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