977
ASUS43 KLOT 190710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-190800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 65 64 97 CALM 29.86 FOG TC 18
STERLING* MOCLDY 70 62 76 VRB7G16 29.86S TC 21
SAVANNA* LGT RAIN 66 63 88 SW3 29.87R TC 19
ILZ003-004-008-010-011-017-018-190800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 68 60 75 S14G23 29.87F TC 20
FREEPORT* CLOUDY 69 64 83 W17G28 29.91R TC 21
ROCHELLE* CLOUDY 67 59 75 S17 29.87F TC 19
DE KALB* CLOUDY 64 61 90 S17 29.90F TC 18
PERU* CLOUDY 66 61 82 S13 29.89F TC 19
ILZ005-006-012>014-019>023-190800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 66 61 84 S9 29.90S TC 19
CHICAGO-MIDWAY CLOUDY 66 62 87 S9 29.90F TC 19
AURORA CLOUDY 65 62 90 S13 29.89F TC 18
JOLIET* CLOUDY 66 64 93 S6 29.92F TC 19
WAUKEGAN CLOUDY 67 62 84 S9 29.88F TC 19
DUPAGE AIRPORT MOCLDY 65 62 90 S9 29.90R TC 18
KANKAKEE* MOCLDY 65 62 88 S5 29.96F TC 19
WHEELING MOCLDY 66 62 87 S9 29.91S TC 19
MORRIS* CLOUDY 64 63 94 S6 29.91S TC 18
ROMEOVILLE* CLOUDY 64 64 100 S12 29.92F TC 18
LANSING* MOCLDY 64 61 90 S10 29.94F TC 18
NORTHERLY ISL* N/A 66 60 81 S6 N/A TC 19
LMZ740>746-190800-
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 1004.8 2/ 3
WAUKEGAN HARBOR 58 54 180/ 8/ 10 1012.9 1/ 3
WILMETTE BUOY 61 180/ 10/ 14 1013.9F 1/ 3
CHICAGO BUOY 59 55 180/ 8/ 12 1011.7 1/ 3
HARRISON CRIB 65 180/ 21/ 22 N/A
NORTHERLY ISL 66 160/ 8/ 16 N/A
CALUMET HARBOR 66 170/ 10/ 14 1013.5
BURNS HARBOR 67 180/ 9/ 12 1014.2F
MICHIGAN CITY 67 170/ 15/ 17 1012.5F
ST. JOSEPH BUOY 60 180/ 10/ 12 1014.6F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-190800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 67 65 93 NW10 29.93R FOG TC 19
GALESBURG* RAIN 65 65 100 SW8 29.93R TC 19
MACOMB* LGT RAIN 65 65 100 SW16G24 29.95R TC 18
JACKSONVILLE* CLOUDY 66 62 85 S14G24 29.90F TC 19
PITTSFIELD* MOCLDY 68 65 89 S15G22 29.93S TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-190800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 65 63 91 MISG 29.93F TC 19
BLOOMINGTON MOCLDY 64 62 93 S20 29.95F TC 18
DECATUR PTCLDY 65 60 84 MISG 29.98S TC 18
PEORIA CLEAR 66 61 82 S16G22 29.90F TC 19
LACON* CLOUDY 68 59 74 S15G22 29.89F TC 20
LINCOLN* MOCLDY 65 65 99 S10 29.93F TC 19
SPRINGFIELD MOCLDY 66 61 84 S18G30 29.92F TC 19
TAYLORVILLE PTCLDY 64 61 88 S14 29.98S TC 18
ILZ033-039-045-046-055>057-062-063-190800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 64 61 90 SE10 30.00S TC 18
DANVILLE* CLEAR 65 62 87 S12 30.01F TC 19
RANTOUL* PTCLDY 63 60 91 S10 29.99S TC 17
MATTOON PTCLDY 65 62 90 SE13 29.99F TC 18
PARIS* CLEAR 63 63 97 SE7 30.01F TC 17
ILZ079-100>102-190800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 67 63 87 S9 29.99R TC 20
BELLEVILLE PTCLDY 65 64 97 CALM 29.99R TC 18
CAHOKIA* PTCLDY 65 63 93 MISG 29.99R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 72 67 87 SE6 30.03F TC 22
EFFINGHAM* PTCLDY 65 65 99 SE10 30.02F TC 19
MT. VERNON CLEAR 67 65 93 S8 30.01F TC 19
CENTRALIA* CLEAR 67 65 91 CALM 30.00F TC 20
SALEM* CLEAR 67 65 94 MISG 30.01S TC 20
METROPOLIS* MOCLDY 67 67 100 E5 30.04F TC 20
ILZ067-068-072-073-078-083-087-091-190800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 66 63 90 S7 30.04S TC 19
FLORA* PTCLDY 66 N/A N/A S10 30.02F TC 19
FAIRFIELD* PTCLDY 67 64 92 SE9 30.02F TC 19
HARRISBURG* PTCLDY 66 66 99 SE7 30.04F 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