212
ASUS43 KLOT 200501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM 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.
ILZ001-002-007-009-015-016-024-200600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 42 40 92 CALM 29.94F TC 6
STERLING* PTCLDY 42 42 100 CALM 29.96F TC 6
SAVANNA* PTCLDY 40 39 95 CALM 29.95F FOG TC 5
ILZ003-004-008-010-011-017-018-200600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 37 33 85 CALM 29.97F TC 3
FREEPORT* PTCLDY 40 37 89 SE8 29.96F TC 4
DE KALB* PTCLDY 41 33 71 SW5 29.97S TC 5
PERU* PTCLDY 46 39 77 NE3 29.96F TC 8
ILZ005-006-012>014-019>023-200600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 41 33 73 CALM 29.95F TC 5
CHICAGO-MIDWAY PTCLDY 43 35 73 SE3 29.96F TC 6
AURORA PTCLDY 39 35 86 NW5 29.96F TC 4
JOLIET* PTCLDY 43 37 80 CALM 29.96F TC 6
WAUKEGAN MOCLDY 35 32 88 NW3 29.95F TC 2
DUPAGE AIRPORT PTCLDY 40 33 76 CALM 29.95F TC 4
WHEELING MOCLDY 37 33 85 CALM 29.97F TC 3
MORRIS* CLEAR 42 35 76 CALM 29.95F TC 6
LANSING* PTCLDY 39 35 83 SE3 29.97F TC 4
NORTHERLY ISL* N/A 39 34 82 CALM N/A TC 4
LMZ740>746-200600-
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 43 170/ 3/ 4 N/A
NORTHERLY ISL 40 CALM / 2 N/A
CALUMET HARBOR 41 160/ 3/ 3 1014.4F
BURNS HARBOR 57 160/ 10/ 14 1015.2F
MICHIGAN CITY 56 150/ 12/ 14 1014.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-200600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 58 43 57 NE3 29.97F TC 14
MACOMB* PTCLDY 46 44 91 N5 29.99F TC 8
PITTSFIELD* PTCLDY 52 45 77 CALM 29.99F TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-200600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 44 40 85 MISG 29.97F TC 7
BLOOMINGTON PTCLDY 53 44 71 S12 29.99F TC 12
DECATUR PTCLDY 56 44 64 S10 29.99F TC 13
PEORIA PTCLDY 57 44 62 SW3 29.96F TC 14
LACON* PTCLDY 45 41 84 CALM 29.96F TC 7
LINCOLN* PTCLDY 52 41 67 S5 29.98F TC 11
SPRINGFIELD CLEAR 54 43 66 S9 29.97F TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 53 43 68 S10 30.00F TC 12
DANVILLE* CLEAR 54 40 59 S5 30.02F TC 12
MATTOON CLEAR 59 42 53 S7 30.00F TC 15
PARIS* CLEAR 48 40 76 CALM 30.02S TC 9
ILZ079-100>102-200600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTCLDY 53 45 75 S3 29.97S TC 12
CAHOKIA* PTCLDY 56 45 66 S6 29.97 TC 13
SPARTA* PTCLDY 62 45 53 S8 30.01S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 58 43 57 S8 30.02S TC 14
CAIRO* CLEAR 61 45 54 S7 30.05F TC 16
EFFINGHAM* CLEAR 54 46 74 SE5 30.03F TC 12
MARION PTCLDY 61 41 48 SW7 30.04S TC 16
MT. VERNON N/A 58 41 53 S5 30.02F TC 14
CENTRALIA* CLEAR 60 42 51 S9 30.01F TC 16
SALEM* CLEAR 61 41 47 S5 30.01F TC 16
ILZ067-068-072-073-078-083-087-091-200600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 50 41 71 S6 30.04F TC 10
FLORA* CLEAR 48 43 81 S7 30.03S TC 9
FAIRFIELD* CLEAR 58 40 51 CALM 30.03S TC 15
HARRISBURG* CLEAR 54 40 58 CALM 30.04S TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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