883
ASUS43 KLOT 211406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM 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.
ILZ001-002-007-009-015-016-024-211500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 51 43 74 SE6 29.88F TC 11
STERLING* PTSUNNY 48 43 82 SE6 29.91F TC 9
SAVANNA* MOSUNNY 49 41 75 S7 29.90F TC 9
ILZ003-004-008-010-011-017-018-211500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 47 39 74 S6 29.93F TC 8
FREEPORT* MOSUNNY 47 43 84 S7 29.92F TC 9
ROCHELLE* PTSUNNY 47 38 71 S12 29.92F TC 9
DE KALB* PTSUNNY 46 41 80 S13 29.93F TC 8
PERU* MOSUNNY 49 40 71 SE8 29.92F TC 9
ILZ005-006-012>014-019>023-211500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 49 39 68 SE7 29.92F TC 9
CHICAGO-MIDWAY PTSUNNY 48 39 71 SE6 29.94S TC 9
AURORA MOSUNNY 48 41 76 S8 29.93S HAZE TC 9
JOLIET* MOSUNNY 50 41 71 S6 29.94F TC 10
WAUKEGAN PTSUNNY 41 37 86 E3 29.93S TC 5
DUPAGE AIRPORT MOSUNNY 49 41 74 S8 29.93R TC 9
KANKAKEE* MOSUNNY 46 39 78 SE7 29.95S TC 8
WHEELING MOSUNNY 45 38 76 SE6 29.94F TC 7
MORRIS* MOSUNNY 47 40 75 CALM 29.93F TC 8
ROMEOVILLE* MOSUNNY 48 43 81 S6 29.94S TC 9
LANSING* PTSUNNY 46 40 79 SE5 29.94F TC 8
NORTHERLY ISL* N/A 40 34 79 CALM N/A TC 4
LMZ740>746-211500-
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 39 110/ 4/ 5 N/A
NORTHERLY ISL 40 60/ 3/ 5 N/A
CALUMET HARBOR 40 40/ 2/ 3 1013.6
BURNS HARBOR 49 140/ 4/ 7 1014.9R
MICHIGAN CITY 47 150/ 5/ 6 1014.2R
ILZ025>027-034>036-040-047-049-050-058-095>099-211500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 57 47 69 SE8 29.88S TC 14
GALESBURG* SUNNY 52 49 89 SE6 29.90F TC 11
MACOMB* SUNNY 54 47 77 SE7 29.92F TC 12
JACKSONVILLE* MOSUNNY 55 46 73 E6 29.90S TC 13
PITTSFIELD* MOSUNNY 57 48 72 SE3 29.91R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-211500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 46 39 75 MISG 29.94S TC 8
BLOOMINGTON MOSUNNY 51 44 77 E7 29.93S TC 11
DECATUR MOSUNNY 51 46 83 E8 29.92S TC 11
PEORIA SUNNY 55 43 63 SE5 29.91F TC 13
LACON* MOSUNNY 49 38 65 CALM 29.91F TC 10
LINCOLN* MOSUNNY 54 44 69 E3 29.92S TC 12
SPRINGFIELD PTSUNNY 56 47 71 SE7 29.91S TC 13
TAYLORVILLE MOSUNNY 57 48 72 SE6 29.91F TC 14
ILZ033-039-045-046-055>057-062-063-211500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 51 44 77 E8 29.93R TC 11
DANVILLE* PTSUNNY 48 44 84 E3 29.95S TC 9
RANTOUL* MOSUNNY 49 42 76 E6 29.94S TC 9
MATTOON MOSUNNY 53 48 83 NE5 29.92S TC 12
PARIS* MOSUNNY 51 44 77 CALM 29.95R TC 11
ILZ079-100>102-211500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 59 48 67 E8 29.91R TC 15
BELLEVILLE SUNNY 61 51 69 NE7 29.88R TC 16
CAHOKIA* SUNNY 62 49 62 NE7 29.88S TC 17
SPARTA* MOSUNNY 61 49 65 E3 29.90S TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 59 56 89 CALM 29.88R FOG TC 15
CAIRO* SUNNY 64 57 78 SW7 29.90F TC 18
EFFINGHAM* SUNNY 59 49 68 E5 29.93S TC 15
MARION CLOUDY 61 57 88 SE5 29.88S TC 16
MT. VERNON N/A 62 50 64 E5 29.90R TC 17
CENTRALIA* MOSUNNY 62 49 63 E5 29.90R TC 17
SALEM* SUNNY 63 49 60 E6 29.90S TC 17
METROPOLIS* SUNNY 64 55 73 CALM 29.90F TC 18
ILZ067-068-072-073-078-083-087-091-211500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 57 47 69 E5 29.92R TC 14
FLORA* MOSUNNY 57 48 72 NE7 29.92R TC 14
FAIRFIELD* MOSUNNY 60 48 64 E5 29.90S TC 16
HARRISBURG* MOSUNNY 63 56 77 CALM 29.89F TC 17
ROBINSON* MOSUNNY 55 48 76 NE3 29.92S TC 13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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