459
ASUS43 KLOT 191010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-191100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 65 63 93 SW13 29.83R TC 18
STERLING* CLOUDY 65 65 100 VRB6 29.79F TC 18
SAVANNA* MOCLDY 65 64 95 SW5 29.81R TC 18
ILZ003-004-008-010-011-017-018-191100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 65 63 93 S9 29.80F TC 18
FREEPORT* MOCLDY 64 63 94 S10 29.81R TC 18
ROCHELLE* MOCLDY 65 62 88 S13 29.79F TC 19
DE KALB* LGT RAIN 65 63 93 S18G24 29.82F TC 18
PERU* CLOUDY 64 63 94 S15 29.84F TC 18
ILZ005-006-012>014-019>023-191100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 70 61 73 SW14G24 29.86F TC 21
CHICAGO-MIDWAY CLOUDY 69 61 75 S18G25 29.88S TC 21
AURORA CLOUDY 67 62 84 S17G26 29.87F TC 19
JOLIET* CLOUDY 69 64 83 S12G23 29.89F TC 21
WAUKEGAN CLOUDY 70 61 73 SW18G29 29.83F TC 21
DUPAGE AIRPORT CLOUDY 67 61 81 S15 29.86F TC 19
KANKAKEE* CLOUDY 67 63 87 SW16 29.96R TC 19
WHEELING CLOUDY 70 61 73 SW18G33 29.87F TC 21
MORRIS* CLOUDY 66 63 88 S10 29.84F TC 19
ROMEOVILLE* CLOUDY 68 64 88 S23G31 29.90F TC 20
LANSING* CLOUDY 67 60 80 S15 29.91F TC 19
NORTHERLY ISL* N/A 68 59 73 S17 N/A TC 20
LMZ740>746-191100-
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 1007.1 1/ 3
WAUKEGAN HARBOR 66 54 210/ 16/ 23 1011.3 1/ 3
WILMETTE BUOY 65 210/ 14/ 21 1012.9R 1/ 3
CHICAGO BUOY 65 55 220/ 16/ 19 1010.8 2/ 3
HARRISON CRIB 69 200/ 27/ 30 N/A
NORTHERLY ISL 68 180/ 15/ 17 N/A
CALUMET HARBOR 68 180/ 9/ 21 1012.2F
BURNS HARBOR 68 190/ 10/ 12 1013.2S
MICHIGAN CITY 68 170/ 18/ 21 1011.2F
ST. JOSEPH BUOY 64 180/ 16/ 19 1013.7F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-191100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 65 63 93 SW12 29.92F TC 18
GALESBURG* CLOUDY 64 64 100 SW14G21 29.90R TC 18
MACOMB* CLOUDY 64 64 100 SW10 29.93R TC 18
JACKSONVILLE* MOCLDY 65 65 100 SW13 29.94R TC 18
PITTSFIELD* CLOUDY 65 65 98 S10 29.95F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-191100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 67 64 91 MISG 29.89F TC 19
BLOOMINGTON CLOUDY 65 65 100 S14 29.93F TC 18
DECATUR MOCLDY 67 64 90 MISG 29.95S TC 19
PEORIA CLEAR 64 63 94 S6 29.86F TC 18
LACON* CLOUDY 64 61 90 S9 29.84F TC 18
LINCOLN* CLOUDY 68 66 96 S7 29.93F TC 20
SPRINGFIELD MOCLDY 67 63 87 S8 29.93F TC 19
TAYLORVILLE MOCLDY 66 64 94 S14 29.97S TC 19
ILZ033-039-045-046-055>057-062-063-191100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 67 64 90 S17G26 29.96S TC 19
DANVILLE* MOCLDY 69 64 85 S18 29.98F TC 21
RANTOUL* MOCLDY 65 63 94 S10 29.96S TC 18
MATTOON CLOUDY 68 64 87 S14G22 29.97S TC 20
PARIS* CLOUDY 68 65 90 S17 30.00S TC 20
ILZ079-100>102-191100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 64 95 SE3 29.97F TC 19
BELLEVILLE MOCLDY 67 66 97 CALM 29.95F TC 19
CAHOKIA* MOCLDY 65 64 97 MISG 29.97S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* PTCLDY 73 65 76 S6 30.04R TC 23
EFFINGHAM* CLOUDY 68 67 96 SE8G16 30.01F TC 20
MT. VERNON PTCLDY 67 65 93 S7 30.02S TC 19
CENTRALIA* PTCLDY 69 65 90 S12G20 29.99F TC 20
SALEM* PTCLDY 70 66 87 MISG 29.99F TC 21
METROPOLIS* CLEAR 65 65 100 CALM 30.04S FOG TC 19
ILZ067-068-072-073-078-083-087-091-191100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 66 65 96 S8 30.02F TC 19
FLORA* MOCLDY 66 N/A N/A S9 30.01S TC 19
FAIRFIELD* PTCLDY 68 64 87 S7 30.02S TC 20
HARRISBURG* CLEAR 65 65 100 S6 30.03F TC 18
ROBINSON* MOCLDY 66 66 100 S12 30.01F TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page