518
ASUS43 KLOT 161110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-161200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 63 60 90 E5 29.73F TC 17
STERLING* PTCLDY 62 62 100 SE13 29.79F TC 17
SAVANNA* CLOUDY 62 60 91 W6 29.77F TC 17
ILZ003-004-008-010-011-017-018-161200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 62 58 86 S12 29.82F TC 17
FREEPORT* MOCLDY 62 60 95 S9 29.81F TC 17
ROCHELLE* RAIN 62 58 87 SW12 29.86S TC 17
DE KALB* RAIN 64 57 77 W17 29.89R TC 18
PERU* RAIN 64 61 88 CALM 29.88F TC 18
ILZ005-006-012>014-019>023-161200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 64 56 75 S6 29.77S TC 18
CHICAGO-MIDWAY MOCLDY 64 56 75 SW9 29.79S TC 18
AURORA CLOUDY 61 57 87 W12 29.86R TC 16
JOLIET* MOCLDY 64 59 86 SW3 29.83R TC 18
WAUKEGAN MOCLDY 61 58 90 SW8 29.78R TC 16
DUPAGE AIRPORT MOCLDY 61 58 90 SW9 29.81R TC 16
KANKAKEE* MOCLDY 61 57 86 S5 29.87S TC 16
WHEELING MOCLDY 65 56 72 W6 29.79S TC 18
MORRIS* MOCLDY 63 57 82 W13 29.89R TC 17
ROMEOVILLE* PTCLDY 61 59 94 S5 29.81F TC 16
LANSING* MOCLDY 62 56 80 S7 29.81F TC 17
NORTHERLY ISL* N/A 65 54 67 SW6 N/A TC 18
LMZ740>746-161200-
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 51 1014.9 1/ 4
WAUKEGAN HARBOR 61 53 N/A 1/ 3
HARRISON CRIB 68 220/ 11/ 13 N/A
NORTHERLY ISL 65 180/ 6/ 11 N/A
CALUMET HARBOR 64 190/ 8/ 10 1008.5F
BURNS HARBOR 64 190/ 7/ 9 1009.8F
MICHIGAN CITY 64 190/ 14/ 17 1007.9F
ST. JOSEPH BUOY 54 180/ 8/ 10 1009.7F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 65 62 90 CALM 29.84F TC 18
GALESBURG* DRIZZLE 60 59 96 SE8 29.77F TC 16
MACOMB* MOCLDY 63 62 94 CALM 29.85F TC 17
JACKSONVILLE* MOCLDY 66 66 100 W3 29.87R TC 19
PITTSFIELD* CLOUDY 66 66 98 CALM 29.87S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-161200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 60 58 92 MISG 29.88R TC 16
BLOOMINGTON MOCLDY 65 62 90 NW9 29.92R TC 18
DECATUR PTCLDY 69 62 78 SW10 29.86R TC 21
PEORIA LGT RAIN 62 58 86 E7 29.86F TC 17
LACON* LGT RAIN 59 57 94 NE5 29.83S TC 15
LINCOLN* LGT RAIN 68 64 85 NW12G20 29.92R TC 20
SPRINGFIELD MOCLDY 66 63 90 SW6 29.86R TC 19
TAYLORVILLE PTCLDY 70 63 78 S8 29.88R TC 21
ILZ033-039-045-046-055>057-062-063-161200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 65 62 90 S14 29.86R TC 18
DANVILLE* CLOUDY 65 62 89 W7 29.90R TC 18
RANTOUL* CLOUDY 66 61 83 W7 29.88R TC 19
MATTOON LGT RAIN 68 63 84 S13G22 29.85F TC 20
PARIS* CLOUDY 67 60 79 SW14 29.87R TC 20
ILZ079-100>102-161200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 72 64 73 CALM 29.86R TC 22
BELLEVILLE CLEAR 71 66 83 S8 29.83R TC 22
CAHOKIA* MOCLDY 72 64 76 SE6 29.83S TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 75 64 68 SW15 29.89R TC 24
CAIRO* CLOUDY 74 63 68 S8 29.93S TC 23
EFFINGHAM* LGT RAIN 66 66 99 SE12 29.87F TC 19
MARION CLOUDY 74 62 65 SW7G17 29.91R TC 24
MT. VERNON LGT RAIN 70 65 84 S6 29.91R TC 21
CENTRALIA* LGT RAIN 71 64 80 S5 29.89S TC 22
SALEM* MOCLDY 73 65 76 S7 29.89R TC 23
METROPOLIS* MOCLDY 72 62 68 S5 29.95R TC 22
ILZ067-068-072-073-078-083-087-091-161200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE TSTM 67 61 81 NW7 29.91R TC 19
FLORA* LGT RAIN 68 63 83 S13 29.90F TC 20
FAIRFIELD* CLOUDY 69 62 77 CALM 29.92R TC 21
HARRISBURG* MOCLDY 73 63 71 S6 29.92R TC 23
ROBINSON* MOCLDY 66 63 88 SW7 29.89S TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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