913
ASUS43 KLOT 161806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SAT MAY 16 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.
ILZ001-002-007-009-015-016-024-161900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 81 63 54 S8 29.87F HX 82 TC 27
6HR MIN TEMP: 63; 6HR MAX TEMP: 82;
STERLING* SUNNY 79 63 57 VRB3 29.90F HX 80 TC 26
SAVANNA* MOSUNNY 79 63 57 SW13 29.90R HX 81 TC 26
ILZ003-004-008-010-011-017-018-161900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 79 61 53 S15G21 29.90R HX 80 TC 26
6HR MIN TEMP: 61; 6HR MAX TEMP: 80;
FREEPORT* SUNNY 78 65 64 W9 29.91R HX 80 TC 26
ROCHELLE* MOSUNNY 78 60 52 S13 29.91S HX 80 TC 26
DE KALB* MOSUNNY 76 63 63 SW12 29.92S TC 25
PERU* PTSUNNY 82 64 54 SW15G22 29.90S HX 84 TC 28
ILZ005-006-012>014-019>023-161900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 78 58 49 SW14G20 29.87F TC 26
6HR MIN TEMP: 63; 6HR MAX TEMP: 79; 6HR PCP: 0.04;
CHICAGO-MIDWAY PTSUNNY 79 59 50 SW13G21 29.88F HX 80 TC 26
6HR MIN TEMP: 63; 6HR MAX TEMP: 79; 6HR PCP: 0.02;
AURORA SUNNY 81 61 50 SW12G18 29.89F HX 82 TC 27
6HR MIN TEMP: 61; 6HR MAX TEMP: 81; 6HR PCP: 0.01;
JOLIET* MOSUNNY 82 61 49 SW7 29.90F HX 82 TC 28
WAUKEGAN MOSUNNY 78 61 55 W10 29.86F HX 80 TC 26
6HR MIN TEMP: 60; 6HR MAX TEMP: 78; 6HR PCP: 0.04;
DUPAGE AIRPORT MOSUNNY 78 62 57 SW12 29.89F HX 80 TC 26
6HR MIN TEMP: 61; 6HR MAX TEMP: 78; 6HR PCP: 0.03;
KANKAKEE* MOSUNNY 82 59 45 SW17G24 29.91F HX 82 TC 28
WHEELING PTSUNNY 78 62 57 SW13 29.89S HX 80 TC 26
6HR MIN TEMP: 63; 6HR MAX TEMP: 78; 6HR PCP: 0.04;
MORRIS* MOSUNNY 81 61 50 SW14 29.89F HX 81 TC 27
ROMEOVILLE* SUNNY 79 61 53 SW14G20 29.90F HX 80 TC 26
LANSING* SUNNY 80 58 47 SW12G18 29.89F HX 80 TC 26
NORTHERLY ISL* N/A 77 55 46 S8 N/A TC 25
LMZ740>746-161900-
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 1026.2R 1
WAUKEGAN HARBOR 70 53 230/ 8/ 10 1012.3F 1
HARRISON CRIB 75 230/ 10/ 11 N/A
NORTHERLY ISL 76 240/ 10/ 13 N/A
CALUMET HARBOR 77 210/ 7/ 11 1012.1
BURNS HARBOR 71 260/ 7/ 9 1012.5F
MICHIGAN CITY 72 250/ 16/ 17 1010.8F
ST. JOSEPH BUOY 59 260/ 4/ 10 1013.1F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-161900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY TSTM 67 65 93 SW3 29.94R FOG TC 19
GALESBURG* CLOUDY 77 65 66 S12 29.90F TC 25
MACOMB* PTSUNNY 73 67 81 CALM 29.92S TC 23
JACKSONVILLE* CLOUDY 66 66 99 CALM 29.90F TC 19
PITTSFIELD* CLOUDY 66 65 98 SE7 29.93R TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-161900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 78 64 61 MISG 29.92S HX 80 TC 26
BLOOMINGTON CLOUDY 72 63 73 SW16 29.93F TC 22
DECATUR LGT RAIN 70 58 65 SW25G40 29.94F TC 21
PEORIA CLOUDY 71 64 78 SW14 29.90F TC 22
6HR MIN TEMP: 63; 6HR MAX TEMP: 77;
LACON* PTSUNNY 77 63 60 SW13 29.89F TC 25
LINCOLN* CLOUDY 70 65 83 S3 29.92F TC 21
SPRINGFIELD LGT RAIN 68 62 81 S14 29.92S TC 20
6HR MIN TEMP: 67; 6HR MAX TEMP: 74; 6HR PCP: 0.33;
TAYLORVILLE CLOUDY 66 64 94 NE5 29.97F TC 19
ILZ033-039-045-046-055>057-062-063-161900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 68 64 87 W13 29.95F TC 20
DANVILLE* CLOUDY 72 68 88 SW13 29.97R TC 22
RANTOUL* CLOUDY 73 67 82 SW22 29.95S TC 23
MATTOON LGT RAIN 73 68 84 W8 29.97R TC 23
PARIS* TSTM 70 66 86 CALM 30.00R TC 21
ILZ079-100>102-161900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 77 70 78 SE9 29.92F TC 25
BELLEVILLE CLOUDY 79 73 82 S9 29.91F HX 82 TC 26
CAHOKIA* LGT RAIN 78 69 73 S7 29.89F HX 80 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-161900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 82 68 62 S9 29.96F HX 85 TC 28
6HR MIN TEMP: 73; 6HR MAX TEMP: 83; 6HR PCP: TRACE;
CAIRO* CLOUDY 80 68 66 S3 29.97R HX 82 TC 27
MARION CLOUDY 79 70 73 SE6 29.98R HX 81 TC 26
MT. VERNON CLOUDY 83 69 62 S7 29.96F HX 86 TC 28
CENTRALIA* CLOUDY 78 69 74 CALM 29.95S HX 80 TC 26
SALEM* CLOUDY 78 71 77 S6 29.95F HX 81 TC 26
METROPOLIS* CLOUDY 79 67 67 CALM 29.98F HX 82 TC 26
ILZ067-068-072-073-078-083-087-091-161900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 79 68 69 S13 29.95F HX 81 TC 26
FLORA* CLOUDY 77 70 78 S14 29.96S TC 25
FAIRFIELD* PTSUNNY 81 67 61 S8 29.96F HX 83 TC 27
HARRISBURG* LGT RAIN 77 69 75 SW6 30.00R TC 25
ROBINSON* CLOUDY 70 68 94 SE5 29.95F TC 21
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