751
ASUS43 KLOT 200401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM 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.
ILZ001-002-007-009-015-016-024-200500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 54 46 74 NW12 30.20R TC 12
STERLING* MOCLDY 55 46 71 NW8 30.19R TC 13
SAVANNA* PTCLDY 54 45 70 NW10 30.19R TC 12
ILZ003-004-008-010-011-017-018-200500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 54 47 77 NW12 30.16R TC 12
FREEPORT* PTCLDY 53 49 86 NW10 30.19R TC 11
ROCHELLE* CLOUDY 55 46 71 NW10 30.17R TC 13
DE KALB* CLOUDY 56 49 77 NW9 30.16R TC 13
ILZ005-006-012>014-019>023-200500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 62 50 64 W6 30.11R TC 17
CHICAGO-MIDWAY CLOUDY 63 51 65 NW9 30.12R TC 17
AURORA CLOUDY 57 50 77 NW12 30.14R TC 14
JOLIET* CLOUDY 63 52 67 NW6 30.14S TC 17
WAUKEGAN CLOUDY 59 50 72 NW3 30.11R TC 15
DUPAGE AIRPORT CLOUDY 59 51 75 NW10 30.13R TC 15
KANKAKEE* MOCLDY 62 54 74 NW9 30.13S TC 17
WHEELING CLOUDY 62 50 64 NW7 30.13R TC 17
MORRIS* CLOUDY 61 52 72 NW7 30.13R TC 16
ROMEOVILLE* CLOUDY 61 52 72 NW14 30.14S TC 16
LANSING* CLOUDY 63 52 67 NW7 30.12R TC 17
NORTHERLY ISL* N/A 64 50 60 NW8 N/A TC 18
LMZ740>746-200500-
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 1017.9R 1/ 3
WAUKEGAN HARBOR 58 51 310/ 4/ 6 1019.3R 1
WILMETTE BUOY 58 330/ 6/ 8 1020.6R 1
CHICAGO BUOY 60 53 320/ 8/ 12 1018.2R 1/ 2
HARRISON CRIB 63 310/ 15/ 16 N/A
NORTHERLY ISL 64 310/ 8/ 13 N/A
CALUMET HARBOR 65 300/ 4/ 7 1019.3
BURNS HARBOR 58 60/ 5/ 6 1020.0R
MICHIGAN CITY 59 50/ 8/ 8 1018.8R
ST. JOSEPH BUOY 54 40/ 4/ 6 1020.3R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-200500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GALESBURG* MOCLDY 53 46 76 NW9 30.21R TC 12
MACOMB* CLOUDY 54 49 82 NW3 30.23R TC 12
JACKSONVILLE* CLOUDY 58 53 84 NW6 30.19R TC 15
PITTSFIELD* CLOUDY 58 53 83 N8 30.21R TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-200500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 60 54 81 MISG 30.15S TC 16
BLOOMINGTON CLOUDY 59 53 80 NW10 30.17R TC 15
DECATUR MOCLDY 61 57 87 MISG 30.14R TC 16
PEORIA CLOUDY 57 48 72 NW6 30.18R TC 14
LACON* CLOUDY 56 46 70 NW8G16 30.18R TC 13
LINCOLN* CLOUDY 60 56 85 CALM 30.17R TC 16
SPRINGFIELD CLOUDY 59 54 83 NW9 30.17R TC 15
TAYLORVILLE CLOUDY 61 57 88 NW13 30.15S TC 16
ILZ033-039-045-046-055>057-062-063-200500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 61 56 83 NW12 30.13R TC 16
DANVILLE* CLOUDY 64 58 81 NW9 30.13R TC 18
RANTOUL* CLOUDY 61 55 82 NW12G17 30.13R TC 16
MATTOON PTCLDY 64 61 90 NW14 30.12R TC 18
PARIS* PTCLDY 67 62 84 NW8 30.11R TC 20
ILZ079-100>102-200500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 64 58 83 NW7 30.16R TC 18
BELLEVILLE MOCLDY 68 64 87 NW12 30.11R TC 20
CAHOKIA* CLOUDY 65 61 87 N13 30.14R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 73 72 98 CALM 30.09F TC 23
EFFINGHAM* MOCLDY 67 64 93 NW10G17 30.13R TC 19
MT. VERNON MOCLDY 69 65 86 VRB5 30.11R TC 21
CENTRALIA* CLOUDY 69 63 81 N13 30.11S TC 21
SALEM* LGT RAIN 70 65 84 NW9 30.13R TC 21
METROPOLIS* CLOUDY 71 71 100 SE3 30.11R TC 22
ILZ067-068-072-073-078-083-087-091-200500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 71 69 93 NE7 30.08R FOG TC 22
FLORA* MOCLDY 70 64 83 N10 30.11R TC 21
FAIRFIELD* RAIN 71 67 89 NW3 30.10R TC 21
HARRISBURG* CLOUDY 74 70 86 NW6 30.08R TC 24
ROBINSON* LGT RAIN 72 68 88 N8 30.09R TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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