942
ASUS43 KLOT 191506
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-191600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 71 63 75 W22G33 29.90S TC 22
STERLING* PTSUNNY 74 66 76 W22 29.90S TC 23
SAVANNA* CLOUDY 71 64 78 W17G25 29.88S TC 22
ILZ003-004-008-010-011-017-018-191600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 70 64 81 SW12 29.90S TC 21
FREEPORT* CLOUDY 71 67 88 W14G23 29.90S TC 22
ROCHELLE* PTSUNNY 72 64 75 SW20 29.91S TC 22
DE KALB* CLOUDY 69 64 83 SW15G22 29.92S TC 21
PERU* PTSUNNY 72 64 78 SW12 29.93R TC 22
ILZ005-006-012>014-019>023-191600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 74 64 71 SW12G21 29.89S TC 23
CHICAGO-MIDWAY PTSUNNY 72 64 76 SW16G25 29.91R TC 22
AURORA CLOUDY 72 65 78 SW17 29.92R TC 22
JOLIET* PTSUNNY 74 67 78 SW10G18 29.94R TC 23
WAUKEGAN PTSUNNY 69 63 81 SW15G23 29.87R TC 21
DUPAGE AIRPORT CLOUDY 71 64 78 SW15G28 29.91S TC 22
KANKAKEE* CLOUDY 74 66 74 SW17G25 29.93F TC 24
WHEELING PTSUNNY 72 64 76 SW15G23 29.90R TC 22
MORRIS* PTSUNNY 73 64 73 SW17G23 29.93S TC 23
ROMEOVILLE* MOSUNNY 72 68 88 SW14G22 29.94R TC 22
LANSING* CLOUDY 73 65 75 SW16G23 29.93R TC 23
NORTHERLY ISL* N/A 71 62 73 SW9 N/A TC 22
LMZ740>746-191600-
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 47 1014.9F 2/ 4
WAUKEGAN HARBOR 65 50 240/ 14/ 21 1012.1R 2/ 4
WILMETTE BUOY 66 230/ 17/ 25 1013.3R 2/ 2
CHICAGO BUOY 66 53 240/ 14/ 19 1011.3 2/ 2
HARRISON CRIB 71 240/ 20/ 23 N/A
NORTHERLY ISL 71 220/ 11/ 18 N/A
CALUMET HARBOR 71 200/ 12/ 19 1012.5
BURNS HARBOR 72 210/ 12/ 17 1013.2S
MICHIGAN CITY 74 200/ 24/ 29 1011.2R
ST. JOSEPH BUOY 57 240/ 6/ 8 1013.5R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-191600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GALESBURG* PTSUNNY 69 63 80 W15 29.95S TC 21
MACOMB* PTSUNNY 69 67 93 W14 29.98R TC 21
JACKSONVILLE* PTSUNNY 72 64 76 S10G21 29.92F TC 22
PITTSFIELD* PTSUNNY 71 64 80 W7G17 29.96R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-191600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 72 67 83 MISG 29.96R TC 22
BLOOMINGTON PTSUNNY 71 65 81 SW21G26 29.98R TC 22
DECATUR CLOUDY 72 66 81 SW15 29.98S TC 22
PEORIA PTSUNNY 70 64 81 SW8 29.95F TC 21
LACON* PTSUNNY 71 62 73 SW13 29.94S TC 22
LINCOLN* PTSUNNY 74 65 72 SW7 29.95F TC 24
SPRINGFIELD PTSUNNY 75 64 68 S14G23 29.94F TC 24
TAYLORVILLE PTSUNNY 73 64 73 S14 30.00S TC 23
ILZ033-039-045-046-055>057-062-063-191600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 71 68 90 S22G28 29.98F TC 22
DANVILLE* PTSUNNY 74 69 81 SW17 29.99R TC 24
RANTOUL* CLOUDY 71 66 85 S15 29.96F TC 22
MATTOON PTSUNNY 73 68 84 SW9G21 30.01R TC 23
PARIS* MOSUNNY 77 68 73 S22 29.99F TC 25
ILZ079-100>102-191600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 70 64 83 S9 30.01F TC 21
CAHOKIA* CLOUDY 72 65 78 W8 30.01F TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 79 70 73 SW15G21 30.05F HX 81 TC 26
CAIRO* PTSUNNY 80 73 79 SW14 30.09R HX 84 TC 27
EFFINGHAM* PTSUNNY 75 71 85 S12 30.03S TC 24
MT. VERNON PTSUNNY 77 69 76 SW15G23 30.04F TC 25
CENTRALIA* CLOUDY 75 69 81 CALM 30.02F TC 24
SALEM* CLOUDY 75 70 84 MISG 30.02F TC 24
METROPOLIS* PTSUNNY 81 72 75 S10G18 30.09F HX 85 TC 27
ILZ067-068-072-073-078-083-087-091-191600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 80 70 71 SW18G26 30.05S HX 83 TC 27
FLORA* MOSUNNY 79 70 73 SW16 30.03F HX 81 TC 26
FAIRFIELD* MOSUNNY 79 68 68 SW16G25 30.05F HX 82 TC 26
HARRISBURG* PTSUNNY 79 72 77 SW12G18 30.08S HX 82 TC 26
ROBINSON* SUNNY 79 72 78 SW14G25 30.03F HX 82 TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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