614
ASUS43 KLOT 211801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SAT MAR 21 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.
ILZ001-002-007-009-015-016-024-211900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 77 48 35 S14 29.79F TC 25
6HR MIN TEMP: 45; 6HR MAX TEMP: 77;
STERLING* SUNNY 70 47 43 VRB7 29.83F TC 21
SAVANNA* SUNNY 69 45 42 S12 29.82F TC 21
ILZ003-004-008-010-011-017-018-211900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 65 42 43 S10G21 29.84F TC 18
6HR MIN TEMP: 39; 6HR MAX TEMP: 65;
FREEPORT* SUNNY 67 44 43 SW14 29.84F TC 20
DE KALB* MOSUNNY 63 42 47 S14 29.85F TC 17
ILZ005-006-012>014-019>023-211900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 62 41 46 S12 29.85F TC 17
6HR MIN TEMP: 44; 6HR MAX TEMP: 62;
CHICAGO-MIDWAY PTSUNNY 62 43 49 S12 29.86F TC 17
6HR MIN TEMP: 45; 6HR MAX TEMP: 62;
AURORA MOSUNNY 64 42 44 S13 29.85F TC 18
6HR MIN TEMP: 42; 6HR MAX TEMP: 64;
JOLIET* PTSUNNY 64 43 45 S12 29.87F TC 18
WAUKEGAN MOSUNNY 53 41 63 SE9 29.84F TC 12
6HR MIN TEMP: 38; 6HR MAX TEMP: 54;
DUPAGE AIRPORT MOSUNNY 63 41 44 S12 29.85F TC 17
6HR MIN TEMP: 44; 6HR MAX TEMP: 63;
WHEELING MOSUNNY 62 43 49 S13G20 29.87F TC 17
6HR MIN TEMP: 41; 6HR MAX TEMP: 62;
MORRIS* PTSUNNY 64 42 44 S10 29.86F TC 18
ROMEOVILLE* MOSUNNY 61 46 59 S12G22 29.88F TC 16
LANSING* PTSUNNY 61 45 55 S10 29.89F TC 16
NORTHERLY ISL* N/A 46 38 73 E1 N/A TC 8
LMZ740>746-211900-
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)
HARRISON CRIB 44 130/ 9/ 10 N/A
NORTHERLY ISL 46 100/ 3/ 4 N/A
CALUMET HARBOR 170/ 8/ 12 1011.7
BURNS HARBOR 59 180/ 5/ 9 1012.5F
MICHIGAN CITY 58 160/ 9/ 15 1010.8F
ILZ025>027-034>036-040-047-049-050-058-095>099-211900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 79 48 33 SW12 29.84F TC 26
MACOMB* SUNNY 78 48 34 S12 29.85F TC 26
PITTSFIELD* SUNNY 80 49 34 SW7 29.85F TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-211900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 72 40 31 MISG 29.86F TC 22
BLOOMINGTON MOSUNNY 74 48 39 SW10 29.87F TC 23
DECATUR SUNNY 76 48 37 S9 29.86F TC 24
PEORIA SUNNY 73 49 42 S13 29.84F TC 23
6HR MIN TEMP: 46; 6HR MAX TEMP: 73;
LINCOLN* SUNNY 77 44 30 S8 29.86F TC 25
SPRINGFIELD SUNNY 78 48 34 S12G20 29.85F TC 26
6HR MIN TEMP: 47; 6HR MAX TEMP: 78;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 73 46 38 SE10G17 29.88F TC 23
DANVILLE* SUNNY 71 44 38 S5 29.89F TC 22
MATTOON SUNNY 74 48 39 S9 29.87F TC 23
PARIS* SUNNY 73 46 38 S5 29.88F TC 23
ILZ079-100>102-211900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 79 48 34 SE7 29.87F TC 26
BELLEVILLE SUNNY 79 57 46 SE5 29.85F HX 80 TC 26
CAHOKIA* SUNNY 80 53 39 VRB5 29.85F HX 80 TC 27
SPARTA* SUNNY 77 57 49 E3 29.88F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 78 56 46 CALM 29.87S TC 26
6HR MIN TEMP: 51; 6HR MAX TEMP: 78; 6HR PCP: TRACE;
CAIRO* SUNNY 80 61 52 SW12 29.88F HX 81 TC 27
MARION SUNNY 79 57 47 CALM 29.87S HX 80 TC 26
MT. VERNON N/A 80 55 42 CALM 29.88F HX 80 TC 27
CENTRALIA* SUNNY 80 46 29 SE3 29.88F TC 27
SALEM* SUNNY 80 50 34 SE5 29.88F HX 80 TC 27
ILZ067-068-072-073-078-083-087-091-211900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 75 48 38 S6 29.89F TC 24
FLORA* SUNNY 77 52 41 SE7 29.89F TC 25
FAIRFIELD* SUNNY 76 51 41 E3 29.89S TC 25
HARRISBURG* SUNNY 76 57 51 CALM 29.89S TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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