982
ASUS43 KLOT 021810
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SAT MAY 02 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.
ILZ001-002-007-009-015-016-024-021900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 57 25 29 VRB3 30.11F TC 14
6HR MIN TEMP: 36; 6HR MAX TEMP: 57;
STERLING* MOSUNNY 55 28 35 NW13 30.11F TC 13
SAVANNA* PTSUNNY 55 23 29 SW6 30.11F TC 13
ILZ003-004-008-010-011-017-018-021900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 52 26 36 W12 30.10F TC 11
6HR MIN TEMP: 31; 6HR MAX TEMP: 54;
FREEPORT* CLOUDY 54 28 37 NW8G17 30.11F TC 12
ROCHELLE* CLOUDY 52 25 35 NW8 30.11F TC 11
DE KALB* CLOUDY 50 30 46 NW7 30.11F TC 10
PERU* PTSUNNY 55 23 28 NW6 30.11F TC 13
ILZ005-006-012>014-019>023-021900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 51 24 34 VRB3 30.08F TC 11
6HR MIN TEMP: 35; 6HR MAX TEMP: 53;
CHICAGO-MIDWAY PTSUNNY 52 24 33 NW8G18 30.10F TC 11
6HR MIN TEMP: 36; 6HR MAX TEMP: 53;
AURORA MOSUNNY 54 31 41 NW12G18 30.10F TC 12
6HR MIN TEMP: 35; 6HR MAX TEMP: 54;
JOLIET* PTSUNNY 54 27 35 N7 30.11F TC 12
WAUKEGAN PTSUNNY 49 30 48 VRB7 30.08F TC 9
6HR MIN TEMP: 34; 6HR MAX TEMP: 52;
DUPAGE AIRPORT PTSUNNY 52 27 38 NW12G20 30.09F TC 11
6HR MIN TEMP: 31; 6HR MAX TEMP: 53;
KANKAKEE* CLOUDY 51 25 36 NW9 30.12F TC 10
WHEELING CLOUDY 52 25 35 NW7 30.09F TC 11
6HR MIN TEMP: 34; 6HR MAX TEMP: 52;
MORRIS* CLOUDY 54 27 35 N6 30.10F TC 12
ROMEOVILLE* CLOUDY 52 28 40 NW6G15 30.11F TC 11
LANSING* MOSUNNY 53 26 35 N7 30.11F TC 12
NORTHERLY ISL* N/A 48 33 56 E9 N/A TC 9
LMZ740>746-021900-
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 1023.2 1/ 2
WAUKEGAN HARBOR 45 49 100/ 12/ 16 1018.4 1/ 2
HARRISON CRIB 45 110/ 11/ 12 N/A
NORTHERLY ISL 47 90/ 6/ 9 N/A
CALUMET HARBOR 46 70/ 8/ 10 1019.5
BURNS HARBOR 45 40/ 3/ 4 1020.7F
MICHIGAN CITY 45 290/ 2/ 4 1020.1F
ST. JOSEPH BUOY 42 280/ 4/ 6 1020.7F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-021900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 55 35 47 N7 30.13S TC 13
GALESBURG* CLOUDY 54 21 28 E5 30.13F TC 12
MACOMB* CLOUDY 53 30 40 E5 30.16S TC 12
JACKSONVILLE* PTSUNNY 54 33 44 N5 30.13S TC 12
PITTSFIELD* PTSUNNY 55 37 49 E6 30.13F TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-021900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 53 25 33 MISG 30.12F TC 12
BLOOMINGTON PTSUNNY 53 26 35 N9G23 30.12F TC 12
DECATUR PTSUNNY 53 26 35 VRB7G17 30.11F TC 12
PEORIA CLOUDY 54 23 30 VRB7 30.12F TC 12
6HR MIN TEMP: 40; 6HR MAX TEMP: 55;
LACON* CLOUDY 54 23 30 NW3 30.11F TC 12
LINCOLN* CLOUDY 55 31 39 N5 30.13F TC 13
SPRINGFIELD CLOUDY 54 28 36 W6 30.13S TC 12
6HR MIN TEMP: 42; 6HR MAX TEMP: 56;
TAYLORVILLE CLOUDY 54 36 50 N9 30.12F TC 12
ILZ033-039-045-046-055>057-062-063-021900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 55 27 34 N13 30.11F TC 13
DANVILLE* MOSUNNY 55 26 32 N13 30.11F TC 13
RANTOUL* PTSUNNY 54 26 33 N13 30.11F TC 12
MATTOON MOSUNNY 54 28 36 NW7G21 30.10F TC 12
PARIS* SUNNY 54 29 38 N8 30.11F TC 12
ILZ079-100>102-021900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 55 34 44 N8 30.12S TC 13
BELLEVILLE CLOUDY 54 44 70 E5 30.10 TC 12
CAHOKIA* MOSUNNY 59 37 44 NE10 30.10F TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-021900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 53 38 56 VRB5G23 30.08R TC 12
6HR MIN TEMP: 45; 6HR MAX TEMP: 61; 6HR PCP: 0.01;
CAIRO* PTSUNNY 66 34 30 NW12G22 30.05F TC 19
EFFINGHAM* CLOUDY 53 36 52 N7 30.13F TC 12
MARION MOSUNNY 55 45 67 NE23G30 30.08R TC 13
MT. VERNON SUNNY 55 42 61 NE12 30.10F TC 13
CENTRALIA* PTSUNNY 56 41 58 CALM 30.10F TC 13
SALEM* CLOUDY 55 43 63 NE5 30.10F TC 13
METROPOLIS* PTSUNNY 63 39 41 W5 30.03F TC 17
ILZ067-068-072-073-078-083-087-091-021900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 52 35 52 NE5 30.10F TC 11
FLORA* MOSUNNY 54 41 62 N7 30.11F TC 12
FAIRFIELD* CLOUDY 50 41 70 CALM 30.11F TC 10
HARRISBURG* CLOUDY 49 41 75 N22G29 30.11R TC 9
ROBINSON* PTSUNNY 57 36 44 NW6 30.09F TC 14
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