340
ASUS43 KLOT 190901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT TUE MAY 19 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.
ILZ001-002-007-009-015-016-024-191000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 65 64 97 SE16 29.77F TC 18
STERLING* CLOUDY 66 66 100 SE9 29.81F TC 19
SAVANNA* CLOUDY 65 64 95 SE12 29.77F TC 18
ILZ003-004-008-010-011-017-018-191000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 66 64 93 S8 29.85F TC 19
FREEPORT* CLOUDY 65 64 95 SE13 29.81F TC 18
DE KALB* CLOUDY 66 62 85 SW14G23 29.90R TC 19
ILZ005-006-012>014-019>023-191000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 69 60 73 S13G29 29.87S TC 21
CHICAGO-MIDWAY CLOUDY 68 60 75 S14G25 29.88F TC 20
AURORA MOCLDY 67 61 81 S12G21 29.89R TC 19
JOLIET* CLOUDY 70 62 75 S17G23 29.89F TC 21
WAUKEGAN CLOUDY 68 61 78 S14G22 29.85S TC 20
DUPAGE AIRPORT CLOUDY 68 61 78 S14G29 29.88S TC 20
KANKAKEE* MOCLDY 66 61 83 S17G23 29.94S TC 19
WHEELING MOCLDY 69 61 75 S13G20 29.88S TC 21
MORRIS* CLOUDY 66 61 82 S17 29.89S TC 19
LANSING* CLOUDY 65 59 80 S10 29.92F TC 19
NORTHERLY ISL* N/A 68 58 70 S15 N/A TC 20
LMZ740>746-191000-
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 1005.1R 1/ 3
WAUKEGAN HARBOR 58 54 160/ 8/ 10 1012.0R 1/ 4
WILMETTE BUOY 60 160/ 8/ 12 1012.9F 1/ 3
CHICAGO BUOY 62 55 190/ 12/ 16 1010.9F 1/ 2
HARRISON CRIB 67 190/ 20/ 22 N/A
NORTHERLY ISL 67 200/ 12 N/A
CALUMET HARBOR 67 170/ 11/ 18 1012.3F
BURNS HARBOR 67 180/ 9/ 13 1013.2F
MICHIGAN CITY 68 160/ 15/ 18 1011.5F
ST. JOSEPH BUOY 61 170/ 8/ 10 1014.0F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-191000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 65 64 97 SW12 29.92R TC 18
GALESBURG* CLOUDY 64 64 100 SE8 29.85F TC 18
MACOMB* LGT RAIN 64 64 100 S12 29.89F TC 18
JACKSONVILLE* MOCLDY 66 66 100 SW10 29.92F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-191000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 65 63 93 W21 29.99R TC 18
DECATUR MOCLDY 66 63 90 MISG 29.95S TC 19
PEORIA NOT AVBL
LACON* RAIN 65 61 87 S9 29.88F TC 18
LINCOLN* CLOUDY 68 65 89 W5 29.97R TC 20
SPRINGFIELD MOCLDY 68 64 87 SW10G24 29.94R TC 20
TAYLORVILLE MOCLDY 66 63 88 S16 29.97R TC 19
ILZ033-039-045-046-055>057-062-063-191000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 65 63 93 S17G24 29.96F TC 18
DANVILLE* CLOUDY 69 64 84 S14G23 30.00R TC 20
MATTOON CLOUDY 68 64 87 S10 29.97F TC 20
PARIS* CLOUDY 67 64 93 S16 30.00S TC 19
ILZ079-100>102-191000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 64 91 W5 30.00R TC 19
BELLEVILLE MOCLDY 67 66 97 CALM 29.96F TC 19
CAHOKIA* MOCLDY 67 65 93 S3 29.97R TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 74 66 75 S6 30.02R TC 23
MT. VERNON MOCLDY 67 65 93 S7 30.02F TC 19
CENTRALIA* PTCLDY 67 66 94 S13 29.99F TC 20
SALEM* MOCLDY 69 66 90 MISG 29.99F TC 21
ILZ067-068-072-073-078-083-087-091-191000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 66 64 93 S8 30.03S TC 19
FLORA* MOCLDY 66 N/A N/A S9 30.02S TC 19
FAIRFIELD* CLOUDY 67 64 90 S8 30.03R TC 20
HARRISBURG* PTCLDY 66 65 98 CALM 30.05R TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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