107
ASUS43 KLOT 210401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT FRI MAR 20 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.
ILZ001-002-007-009-015-016-024-210500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 54 46 74 CALM 29.92S TC 12
STERLING* MOCLDY 52 49 89 E9 29.95S TC 11
SAVANNA* MOCLDY 55 42 62 E5 29.93F HAZE TC 13
ILZ003-004-008-010-011-017-018-210500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 52 44 74 CALM 29.98R TC 11
FREEPORT* MOCLDY 51 44 79 CALM 29.97R TC 10
ROCHELLE* MOCLDY 47 42 80 SE5 29.97R TC 9
DE KALB* MOCLDY 46 40 82 SE5 29.97R TC 8
ILZ005-006-012>014-019>023-210500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 44 36 73 NE5 29.95S TC 7
CHICAGO-MIDWAY CLOUDY 46 37 71 VRB5 29.96S TC 8
AURORA MOCLDY 46 40 79 E5 29.95R TC 8
JOLIET* MOCLDY 49 41 72 NE5 29.96S TC 10
WAUKEGAN MOCLDY 38 36 92 CALM 29.95S TC 3
DUPAGE AIRPORT MOCLDY 44 38 79 CALM 29.95R TC 7
WHEELING MOCLDY 42 36 79 CALM 29.97R TC 6
MORRIS* MOCLDY 48 40 75 CALM 29.96R TC 9
ROMEOVILLE* MOCLDY 46 41 81 NE5 29.97R TC 8
LANSING* MOCLDY 42 36 79 CALM 29.96F TC 6
NORTHERLY ISL* N/A 40 35 83 MISG N/A TC 4
LMZ740>746-210500-
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 39 330/ 6/ 6 N/A
NORTHERLY ISL 42 360/ 4/ 6 N/A
CALUMET HARBOR 41 320/ 1/ 2 N/A
BURNS HARBOR 38 300/ 3/ 4 1014.9S
MICHIGAN CITY 39 280/ 5/ 5 1014.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-210500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 58 46 64 NE7 29.91R TC 14
MACOMB* MOCLDY 55 46 70 N7 29.95S TC 13
JACKSONVILLE* MOCLDY 64 43 46 N8 29.91R TC 18
PITTSFIELD* MOCLDY 68 45 44 CALM 29.92R TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-210500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 48 40 74 MISG 29.97R TC 9
BLOOMINGTON MOCLDY 51 45 79 E10 29.96R TC 11
DECATUR MOCLDY 62 46 55 NE12 29.92R TC 17
PEORIA MOCLDY 62 47 57 NE9 29.93R TC 17
LACON* MOCLDY 54 44 69 E10 29.95R TC 12
LINCOLN* MOCLDY 58 41 52 N3 29.93R TC 15
SPRINGFIELD MOCLDY 63 43 48 N8 29.91R TC 17
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 54 44 69 NE13 29.93R TC 12
DANVILLE* CLOUDY 52 45 78 N5 29.95R TC 11
RANTOUL* CLOUDY 52 42 71 NE14 29.94R TC 11
MATTOON MOCLDY 61 47 59 N10 29.90R TC 16
PARIS* MOCLDY 59 46 61 CALM 29.93R TC 15
ILZ079-100>102-210500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE MOCLDY 67 50 52 NE5 29.88R TC 20
CAHOKIA* MOCLDY 67 45 45 NE3 29.89R TC 19
SPARTA* MOCLDY 66 53 62 N6 29.90R TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 71 55 56 SW7 29.88R TC 22
CAIRO* MOCLDY 66 56 71 CALM 29.92S TC 19
EFFINGHAM* MOCLDY 63 47 54 N3 29.91S TC 17
MARION MOCLDY 65 53 65 SW5 29.90R TC 18
MT. VERNON N/A 60 52 74 CALM 29.90S TC 16
CENTRALIA* MOCLDY 68 46 44 CALM 29.90S TC 20
SALEM* MOCLDY 66 48 53 CALM 29.90S TC 19
METROPOLIS* MOCLDY 69 55 59 CALM 29.92S TC 21
ILZ067-068-072-073-078-083-087-091-210500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 65 47 52 W3 29.90R TC 18
FLORA* MOCLDY 68 46 45 N7 29.90F TC 20
FAIRFIELD* MOCLDY 66 50 55 CALM 29.90S TC 19
HARRISBURG* MOCLDY 68 52 56 SW3 29.90R TC 20
ROBINSON* MOCLDY 63 48 59 N3 29.88S TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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