949
ASUS43 KLOT 150501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT SUN MAR 15 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.
ILZ001-002-007-009-015-016-024-150600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 39 27 62 E15G25 29.76F WCI 31 TC 4
STERLING* CLOUDY 37 28 70 E18 29.82F WCI 27 TC 3
SAVANNA* CLOUDY 36 27 71 E12 29.84F WCI 28 TC 2
ILZ003-004-008-010-011-017-018-150600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 35 27 72 E9G23 29.89F WCI 28 TC 2
FREEPORT* CLOUDY 35 29 78 E15 29.89F WCI 25 TC 2
ROCHELLE* CLOUDY 36 25 66 E14G21 29.87F HAZE WCI 27
ILZ005-006-012>014-019>023-150600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 36 26 67 E10 29.90F WCI 28 TC 2
CHICAGO-MIDWAY CLOUDY 37 25 61 E12 29.91F WCI 29 TC 3
AURORA CLOUDY 37 26 64 E14 29.88F WCI 28 TC 3
JOLIET* CLOUDY 42 26 53 SE13G18 29.89F TC 5
WAUKEGAN CLOUDY 35 30 82 E15G23 29.95F WCI 25 TC 2
DUPAGE AIRPORT CLOUDY 37 25 61 E12G20 29.89F WCI 29 TC 3
WHEELING CLOUDY 36 29 75 E8 29.95F WCI 30 TC 2
MORRIS* CLOUDY 40 25 55 E18 29.87F TC 5
ROMEOVILLE* CLOUDY 36 28 75 E10 29.89F WCI 28 TC 2
NORTHERLY ISL* N/A 36 28 73 E14 N/A WCI 27 TC 2
LMZ740>746-150600-
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 36 100/ 18/ 19 N/A
NORTHERLY ISL 36 80/ 12/ 15 N/A
CALUMET HARBOR 36 70/ 12/ 13 1013.5
BURNS HARBOR 38 100/ 5/ 9 1014.2F
MICHIGAN CITY 37 110/ 13/ 18 1014.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-150600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 51 39 63 SE17G24 29.66F TC 11
MACOMB* CLOUDY 45 32 60 SE17G23 29.74F TC 7
JACKSONVILLE* CLOUDY 50 36 57 SE18 29.72F TC 10
PITTSFIELD* CLOUDY 52 40 63 E9 29.70F TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-150600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 41 27 56 SE20 29.83F TC 5
BLOOMINGTON CLOUDY 43 31 62 E16 29.81F TC 6
DECATUR MOCLDY 42 34 73 E10 29.81F TC 6
PEORIA CLOUDY 46 28 49 SE13G21 29.77F TC 8
LACON* CLOUDY 41 26 56 SE9 29.79F TC 5
LINCOLN* CLOUDY 46 29 51 SE10G21 29.77F TC 8
SPRINGFIELD CLOUDY 48 34 58 SE16 29.75F TC 9
TAYLORVILLE MOCLDY 48 36 61 E14 29.78F TC 9
ILZ033-039-045-046-055>057-062-063-150600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 43 32 65 E16 29.83F TC 6
DANVILLE* MOCLDY 43 30 59 E12G20 29.88F TC 6
RANTOUL* MOCLDY 43 29 58 E12 29.86F TC 6
MATTOON PTCLDY 49 30 48 SE13 29.81F TC 9
PARIS* PTCLDY 44 30 58 E6 29.86F TC 7
ILZ079-100>102-150600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 51 43 73 SE3 29.73F TC 11
CAHOKIA* PTCLDY 57 45 64 S8 29.72F TC 14
SPARTA* CLEAR 58 45 61 SE10 29.77F TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 48 42 80 S6 29.79F TC 9
CAIRO* CLEAR 64 44 48 S7 29.82F TC 18
EFFINGHAM* CLEAR 50 35 56 E9 29.83F TC 10
MARION CLEAR 56 40 54 SE7 29.81F TC 13
MT. VERNON CLEAR 56 40 55 SE7 29.79F TC 13
CENTRALIA* CLEAR 51 40 66 SE7 29.78F TC 10
SALEM* CLEAR 55 37 51 SE7 29.79F TC 13
ILZ067-068-072-073-078-083-087-091-150600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 48 33 56 E6 29.85F TC 9
FLORA* CLEAR 52 39 62 SE13 29.81F TC 11
FAIRFIELD* CLEAR 54 37 52 SE3 29.81F TC 12
HARRISBURG* CLEAR 51 40 67 CALM 29.82F TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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