680
ASUS43 KLOT 200810
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-200900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 42 40 92 VRB3 29.86F TC 6
STERLING* MOCLDY 40 40 100 CALM 29.87F TC 4
SAVANNA* MOCLDY 40 39 97 CALM 29.87F FOG TC 5
ILZ003-004-008-010-011-017-018-200900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 38 34 85 CALM 29.87F TC 3
FREEPORT* MOCLDY 46 41 82 CALM 29.88F TC 8
ROCHELLE* PTCLDY 40 36 84 S3 29.87F TC 5
DE KALB* PTCLDY 39 35 86 S9 29.87F WCI 33 TC 4
PERU* MOCLDY 43 38 82 CALM 29.89F TC 6
ILZ005-006-012>014-019>023-200900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 45 36 70 SW6 29.86F TC 7
CHICAGO-MIDWAY PTCLDY 45 39 79 SW6 29.87F TC 7
AURORA PTCLDY 36 34 92 CALM 29.87F TC 2
JOLIET* PTCLDY 40 37 91 CALM 29.89F TC 4
WAUKEGAN PTCLDY 36 32 85 SW7 29.85F WCI 30 TC 2
DUPAGE AIRPORT PTCLDY 40 35 83 S6 29.86F TC 4
KANKAKEE* PTCLDY 50 40 69 S9 29.91F TC 10
WHEELING PTCLDY 36 32 85 SE3 29.87F TC 2
MORRIS* PTCLDY 40 35 85 CALM 29.89F TC 4
ROMEOVILLE* PTCLDY 46 43 87 CALM 29.89F TC 8
LANSING* PTCLDY 47 40 76 SW7 29.89F TC 9
NORTHERLY ISL* N/A 51 40 65 SW3 N/A TC 11
LMZ740>746-200900-
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 53 200/ 17/ 18 N/A
NORTHERLY ISL 50 210/ 5/ 11 N/A
CALUMET HARBOR 51 190/ 6/ 9 1011.4
BURNS HARBOR 53 190/ 7/ 10 1012.9F
MICHIGAN CITY 56 170/ 14/ 16 1011.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-200900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 52 42 69 S6 29.91F TC 11
GALESBURG* PTCLDY 43 43 100 SE3 29.90F TC 6
MACOMB* CLEAR 43 42 95 S5 29.92F TC 6
JACKSONVILLE* CLEAR 48 40 74 S7 29.91F TC 9
PITTSFIELD* CLEAR 47 42 81 CALM 29.93F TC 9
ILZ028>032-037-038-041>044-048-051>054-059>061-200900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 49 41 73 MISG 29.90F TC 10
BLOOMINGTON PTCLDY 47 43 86 S10 29.91F TC 8
DECATUR CLEAR 53 42 66 SW10 29.92F TC 12
PEORIA PTCLDY 51 43 74 CALM 29.90F TC 11
LACON* PTCLDY 42 39 88 CALM 29.88F TC 6
LINCOLN* CLEAR 53 40 61 S3 29.91F TC 12
SPRINGFIELD PTCLDY 53 43 68 SW5 29.92F TC 12
TAYLORVILLE PTCLDY 50 43 76 S6 29.93F TC 10
ILZ033-039-045-046-055>057-062-063-200900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 50 42 74 S12 29.92F TC 10
DANVILLE* MOCLDY 52 41 66 S8 29.95F TC 11
RANTOUL* MOCLDY 47 40 77 S3 29.92F TC 8
MATTOON CLEAR 57 41 55 S9 29.93F TC 14
PARIS* PTCLDY 49 41 72 S5 29.95F TC 10
ILZ079-100>102-200900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 55 44 65 CALM 29.95S TC 13
BELLEVILLE CLEAR 54 46 73 CALM 29.93F TC 12
SPARTA* CLEAR 59 46 63 S7 29.98F TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 59 47 64 S10 29.99F TC 15
CAIRO* CLEAR 60 48 64 S6 30.03F TC 16
EFFINGHAM* CLEAR 55 42 59 SE6 29.97F TC 13
MARION CLEAR 54 44 68 S6 30.01F TC 12
MT. VERNON N/A 54 42 64 S5 29.98F TC 12
CENTRALIA* CLEAR 56 45 65 S7 29.97F TC 13
SALEM* CLEAR 58 44 61 SW7 29.96F TC 14
METROPOLIS* CLEAR 48 41 77 CALM 30.04F TC 9
ILZ067-068-072-073-078-083-087-091-200900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 49 41 74 S8 29.99F TC 9
FLORA* CLEAR 52 43 71 S8 29.97F TC 11
FAIRFIELD* CLEAR 55 40 57 S3 29.99F TC 13
HARRISBURG* CLEAR 58 44 59 SW7 30.01F TC 14
ROBINSON* PTCLDY 52 43 71 S9 29.97F TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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