971
ASUS43 KLOT 211501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-211600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 58 45 62 SE7 29.87F TC 14
STERLING* MOSUNNY 55 41 59 S6 29.90F TC 13
SAVANNA* MOSUNNY 54 39 57 S9 29.89S TC 12
ILZ003-004-008-010-011-017-018-211600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 52 41 66 SE8 29.92F TC 11
FREEPORT* PTSUNNY 53 42 65 S10 29.92R TC 12
ROCHELLE* PTSUNNY 52 41 66 S13 29.91F TC 11
DE KALB* CLOUDY 49 42 77 S15 29.93R TC 10
ILZ005-006-012>014-019>023-211600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 53 41 63 S6 29.92S TC 12
CHICAGO-MIDWAY PTSUNNY 53 42 66 S10 29.93F TC 12
AURORA PTSUNNY 52 43 71 S12 29.91F TC 11
JOLIET* MOSUNNY 54 43 65 S8 29.94S TC 12
WAUKEGAN MOSUNNY 48 39 71 SE10 29.92F TC 9
DUPAGE AIRPORT CLOUDY 52 42 69 S13 29.91F TC 11
WHEELING PTSUNNY 51 40 65 S6 29.93F TC 11
MORRIS* MOSUNNY 52 40 63 S9 29.92F TC 11
ROMEOVILLE* SUNNY 52 45 76 S9 29.94S TC 11
LANSING* MOSUNNY 52 43 73 SE8 29.94F TC 11
NORTHERLY ISL* N/A 45 35 68 E1 N/A TC 7
LMZ740>746-211600-
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 40 170/ 7/ 8 N/A
NORTHERLY ISL 42 60/ 2/ 3 N/A
CALUMET HARBOR 80/ 2/ 3 1013.4
BURNS HARBOR 51 150/ 5/ 8 1014.2F
MICHIGAN CITY 50 150/ 6/ 9 1013.2F
ILZ025>027-034>036-040-047-049-050-058-095>099-211600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 65 48 54 S7 29.88S TC 18
GALESBURG* SUNNY 59 51 76 S10 29.89F TC 15
MACOMB* SUNNY 60 49 66 S10 29.90F TC 15
JACKSONVILLE* SUNNY 62 48 60 SE5 29.90S TC 17
PITTSFIELD* SUNNY 63 50 61 SE6 29.91S TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-211600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 55 40 56 MISG 29.92F TC 13
BLOOMINGTON MOSUNNY 61 46 57 SE12 29.91F TC 16
DECATUR PTSUNNY 57 48 72 SE8 29.92S TC 14
PEORIA PTSUNNY 59 45 59 S7 29.90F TC 15
LACON* CLOUDY 54 39 57 S6 29.89F TC 12
LINCOLN* SUNNY 60 45 57 S10 29.91F TC 15
SPRINGFIELD SUNNY 63 47 55 SE10 29.90F TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 54 45 71 E10 29.93S TC 12
DANVILLE* MOSUNNY 52 44 74 SE8 29.95F TC 11
RANTOUL* MOSUNNY 54 44 68 SE7 29.93F TC 12
MATTOON MOSUNNY 61 47 59 SE8 29.92S TC 16
PARIS* MOSUNNY 56 46 70 CALM 29.94S TC 13
ILZ079-100>102-211600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 64 50 59 SE8 29.90F TC 18
BELLEVILLE SUNNY 66 52 59 E7 29.88S TC 19
CAHOKIA* SUNNY 68 49 50 E5 29.88S TC 20
SPARTA* MOSUNNY 66 52 61 CALM 29.90R TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 64 57 78 CALM 29.88S TC 18
CAIRO* SUNNY 69 59 69 SW7 29.90S TC 21
EFFINGHAM* SUNNY 65 50 59 E7 29.93S TC 18
MARION CLOUDY 64 57 77 MISG 29.89R TC 18
MT. VERNON N/A 66 51 58 VRB6 29.90S TC 19
CENTRALIA* SUNNY 68 50 52 SE6 29.90S TC 20
SALEM* SUNNY 68 50 52 SE8 29.90S TC 20
METROPOLIS* SUNNY 70 56 62 CALM 29.90S TC 21
ILZ067-068-072-073-078-083-087-091-211600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 63 46 54 E8 29.92S TC 17
FLORA* SUNNY 64 52 63 E8 29.91S TC 18
FAIRFIELD* MOSUNNY 65 49 55 E7 29.90R TC 19
HARRISBURG* PTSUNNY 65 55 71 CALM 29.90R TC 18
ROBINSON* MOSUNNY 61 48 63 E6 29.92S TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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