067
ASUS43 KLOT 211010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-211100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 44 41 89 E7 29.90S TC 7
STERLING* MOCLDY 44 44 100 E3 29.93S TC 7
SAVANNA* MOCLDY 47 42 83 CALM 29.91F TC 8
ILZ003-004-008-010-011-017-018-211100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 42 39 89 CALM 29.94F TC 6
FREEPORT* MOCLDY 43 40 89 SE5 29.93F TC 6
ROCHELLE* MOCLDY 42 38 87 SE5 29.93S FOG TC 5
DE KALB* MOCLDY 42 38 85 CALM 29.94F TC 6
PERU* MOCLDY 46 41 83 CALM 29.93R TC 8
ILZ005-006-012>014-019>023-211100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 44 36 73 E5 29.93F TC 7
CHICAGO-MIDWAY CLOUDY 44 36 73 E6 29.94F TC 7
AURORA MOCLDY 40 39 97 NE3 29.92F FOG TC 4
JOLIET* MOCLDY 45 38 77 CALM 29.94F TC 7
WAUKEGAN MOCLDY 37 35 92 CALM 29.94F TC 3
DUPAGE AIRPORT MOCLDY 41 38 89 CALM 29.92F TC 5
KANKAKEE* MOCLDY 42 38 86 E6 29.94F TC 6
WHEELING MOCLDY 40 36 86 MISG 29.95F TC 4
MORRIS* MOCLDY 42 39 86 CALM 29.93F TC 6
ROMEOVILLE* MOCLDY 43 39 87 NE7 29.94F TC 6
LANSING* MOCLDY 41 36 81 CALM 29.95S TC 5
NORTHERLY ISL* N/A 42 34 73 N1 N/A TC 6
LMZ740>746-211100-
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 42 360/ 4/ 4 N/A
NORTHERLY ISL 42 350/ 3/ 4 N/A
CALUMET HARBOR 340/ 3/ 5 1013.7
BURNS HARBOR 38 CALM 1014.6S
MICHIGAN CITY 39 20/ 2/ 3 1014.2R
ILZ025>027-034>036-040-047-049-050-058-095>099-211100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 54 43 66 E5 29.88S TC 12
GALESBURG* MOCLDY 49 47 93 SE6 29.92R TC 9
MACOMB* PTCLDY 49 46 87 SE9 29.92S TC 10
JACKSONVILLE* CLEAR 47 43 86 E10 29.90S TC 8
PITTSFIELD* CLEAR 54 43 67 E3 29.88F TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-211100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 41 37 87 MISG 29.93S TC 5
BLOOMINGTON PTCLDY 46 38 73 SE8 29.93F TC 8
DECATUR CLEAR 41 40 96 E6 29.92F FOG TC 5
PEORIA PTCLDY 49 40 71 SE6 29.91F TC 9
LACON* MOCLDY 44 39 82 S3 29.93R TC 7
LINCOLN* CLEAR 45 40 81 E3 29.93S TC 7
SPRINGFIELD CLEAR 50 44 80 E7 29.91F TC 10
TAYLORVILLE CLEAR 50 45 81 E7 29.90F TC 10
ILZ033-039-045-046-055>057-062-063-211100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 42 40 92 E6 29.92F TC 6
DANVILLE* PTCLDY 41 38 89 CALM 29.95R TC 5
RANTOUL* PTCLDY 41 37 86 SE3 29.93F TC 5
MATTOON CLEAR 47 44 90 CALM 29.91S TC 8
PARIS* PTCLDY 43 42 95 CALM 29.94R TC 6
ILZ079-100>102-211100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 51 44 78 E3 29.88F TC 11
BELLEVILLE PTCLDY 53 47 79 CALM 29.85F TC 12
CAHOKIA* CLEAR 51 47 86 CALM 29.86F TC 11
SPARTA* CLEAR 57 47 69 NE3 29.88F TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 55 53 93 CALM 29.86F TC 13
CAIRO* CLEAR 62 56 81 S5 29.89S TC 16
EFFINGHAM* PTCLDY 53 48 83 NE3 29.91F TC 12
MARION CLEAR 59 53 81 S3 29.87F TC 15
MT. VERNON N/A 56 46 69 NE3 29.88S TC 13
CENTRALIA* CLEAR 55 45 69 E3 29.88F TC 13
SALEM* CLEAR 60 46 60 MISG 29.88F TC 16
METROPOLIS* CLEAR 60 53 76 CALM 29.88F TC 16
ILZ067-068-072-073-078-083-087-091-211100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 53 46 77 NE9 29.89F TC 12
FLORA* PTCLDY 55 46 71 NE3 29.90S TC 13
FAIRFIELD* PTCLDY 59 46 60 N5 29.88S TC 15
HARRISBURG* PTCLDY 55 51 86 CALM 29.88S TC 13
ROBINSON* PTCLDY 50 46 87 N2 29.90S TC 10
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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