099
ASUS43 KLOT 200110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 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.
ILZ001-002-007-009-015-016-024-200200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 57 47 69 NW12G20 30.10R TC 14
STERLING* MOCLDY 59 50 72 W12 30.09R TC 15
SAVANNA* MOCLDY 58 48 70 NW17 30.08R TC 14
ILZ003-004-008-010-011-017-018-200200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 60 50 69 W14 30.07R TC 16
FREEPORT* MOCLDY 59 50 71 NW13G23 30.08R TC 15
ROCHELLE* MOCLDY 60 47 63 NW8 30.07R TC 16
DE KALB* PTCLDY 60 51 73 NW12G17 30.05R TC 15
PERU* CLOUDY 61 52 72 W12 30.07R TC 16
ILZ005-006-012>014-019>023-200200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 66 53 63 W10 30.01R TC 19
CHICAGO-MIDWAY MOCLDY 67 56 67 W13 30.01R TC 19
AURORA PTCLDY 62 53 72 NW15 30.04R TC 17
JOLIET* CLOUDY 66 57 71 W8 30.03R TC 19
WAUKEGAN PTCLDY 64 52 64 NW10 29.99R TC 18
DUPAGE AIRPORT PTCLDY 63 53 70 NW9 30.02R TC 17
KANKAKEE* CLOUDY 66 58 74 NW14 30.04R TC 19
WHEELING MOCLDY 66 53 63 NW10 30.02R TC 19
MORRIS* CLOUDY 64 54 68 NW12 30.03S TC 18
ROMEOVILLE* MOCLDY 66 57 72 W12G18 30.03R TC 19
LANSING* CLOUDY 67 58 70 W10 30.01R TC 20
NORTHERLY ISL* N/A 68 54 60 W8 N/A TC 20
LMZ740>746-200200-
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 1014.9 1/ 3
WAUKEGAN HARBOR 64 51 300/ 12/ 17 1016.3 1
WILMETTE BUOY 62 330/ 12/ 17 1017.5R 1/ 3
CHICAGO BUOY 63 53 300/ 10/ 14 1015.1 1/ 3
HARRISON CRIB 67 300/ 14/ 15 N/A
NORTHERLY ISL 68 290/ 13/ 17 N/A
CALUMET HARBOR 70 250/ 5/ 9 1016.1
BURNS HARBOR 62 300/ 6/ 7 1016.3R
MICHIGAN CITY 60 250/ 7/ 8 1015.1R
ST. JOSEPH BUOY 54 320/ 6/ 8 1017.0R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-200200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GALESBURG* CLOUDY 57 49 76 NW12G18 30.12R TC 14
MACOMB* CLOUDY 58 52 79 NW14 30.13R TC 15
JACKSONVILLE* CLOUDY 60 56 87 NW9 30.10R TC 16
PITTSFIELD* CLOUDY 60 56 86 NW9 30.13R TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-200200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 62 57 84 MISG 30.06S TC 17
BLOOMINGTON CLOUDY 62 58 86 NW15 30.07R TC 17
DECATUR MOCLDY 67 61 81 NW14 30.06R TC 19
PEORIA CLOUDY 59 53 80 VRB6 30.08R TC 15
LACON* CLOUDY 60 51 71 NW10G18 30.07R TC 15
LINCOLN* CLOUDY 63 58 84 NW8 30.07R TC 17
SPRINGFIELD CLOUDY 63 57 81 NW8 30.08R TC 17
TAYLORVILLE CLOUDY 66 63 88 N12 30.07R TC 19
ILZ033-039-045-046-055>057-062-063-200200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 69 63 81 NW9 30.05R TC 21
DANVILLE* MOCLDY 73 65 77 NW8 30.04R TC 23
RANTOUL* MOCLDY 68 61 77 NW9 30.05R TC 20
MATTOON CLOUDY 73 66 78 NW8 30.04R TC 23
PARIS* MOCLDY 73 65 75 NW5 30.05R TC 23
ILZ079-100>102-200200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 70 64 83 N13 30.06R TC 21
BELLEVILLE PTCLDY 72 68 87 NW6 30.03R TC 22
CAHOKIA* MOCLDY 72 65 78 NW10 30.04R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 77 70 78 S8 30.04R TC 25
CAIRO* CLOUDY 74 72 93 CALM 30.03F TC 23
EFFINGHAM* PTCLDY 73 70 88 NW6 30.06R TC 23
MT. VERNON CLOUDY 77 69 76 VRB3 30.04R TC 25
CENTRALIA* MOCLDY 75 67 77 CALM 30.05R TC 24
SALEM* MOCLDY 75 69 80 NW3 30.04R TC 24
METROPOLIS* MOCLDY 71 71 100 CALM 30.04F TC 22
ILZ067-068-072-073-078-083-087-091-200200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 78 70 76 NW5 30.02R HX 80 TC 26
FLORA* MOCLDY 75 68 78 NW6 30.04R TC 24
FAIRFIELD* MOCLDY 77 70 79 CALM 30.03R TC 25
HARRISBURG* MOCLDY 77 71 80 SW3 30.03R TC 25
ROBINSON* MOCLDY 75 73 94 NW5 30.02R TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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