670
ASUS43 KLOT 191701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SAT JUL 19 2025
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.
ILZ001-002-007-009-015-016-024-191800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 74 71 91 W8 29.89S TC 23
ILZ003-004-008-010-011-017-018-191800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 73 70 90 E5 29.92F TC 23
ROCHELLE* CLOUDY 74 71 88 CALM 29.93R TC 24
PERU* CLOUDY 74 72 93 S9G18 29.88F TC 23
ILZ005-006-012>014-019>023-191800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE TSTM 75 72 90 S9 29.92F FOG TC 24
CHICAGO-MIDWAY TSTM 78 72 81 S7 29.93F HX 80 TC 26
AURORA LGT RAIN 75 72 90 S7G18 29.89F FOG TC 24
JOLIET* HVY RAIN 73 72 96 CALM 29.93F VSB 1 TC 23
WAUKEGAN LGT RAIN 75 71 87 S8 29.92F TC 24
DUPAGE AIRPORT TSTM 75 73 93 SE7 29.91F VSB 1 TC 24
KANKAKEE* TSTM 76 75 95 S6 29.97F TC 25
WHEELING RAIN 77 73 87 S8 29.94F FOG TC 25
MORRIS* CLOUDY 70 70 100 SW8G22 29.90F TC 21
ROMEOVILLE* TSTM 75 75 100 S7 29.95F VSB 1 TC 24
LANSING* PTSUNNY 77 74 89 S7 29.96F TC 25
NORTHERLY ISL* N/A 77 70 79 S6 N/A TC 25
LMZ740>746-191800-
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)
S. MID LAKE BUOY 71 69 170/ 10/ 12 1013.7F
WINTHROP HARBOR 71 70 130/ 6/ 8 N/A 1/ 3
WAUKEGAN HARBOR 72 71 160/ 8/ 10 N/A 1/ 3
WILMETTE BUOY 73 1018.2R 1/ 3
CHICAGO BUOY 76 72 180/ 6/ 8 1014.1F 1
HARRISON CRIB 83 180/ 12/ 13 N/A
NORTHERLY ISL 77 200/ 6/ 10 N/A
CALUMET HARBOR 78 170/ 5/ 7 1013.4F
BURNS HARBOR 79 160/ 4/ 7 1015.2F
MICHIGAN CITY 79 170/ 9/ 12 1013.1F
MICH CITY BUOY 78 75 150/ 8/ 10 1013.1F 1
ST. JOSEPH BUOY 77 75 140/ 8/ 12 1015.8F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-191800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 70 68 93 E5 30.03R TC 21
GALESBURG* PTSUNNY 71 71 100 S10 29.95R TC 22
MACOMB* PTSUNNY 70 70 99 SW8 29.98F TC 21
PITTSFIELD* CLOUDY 70 69 98 N5G16 30.07R THUNDER TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-191800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC RAIN 75 74 97 S10 29.96F TC 24
BLOOMINGTON LGT RAIN 71 71 100 SW6 30.00F TC 22
DECATUR LGT RAIN 72 70 93 S6 30.02S TC 22
PEORIA LGT RAIN 72 71 97 S9 29.90F TC 22
LACON* LGT RAIN 72 69 91 S8 29.86F TC 22
LINCOLN* TSTM 72 72 100 SE6 30.00F TC 22
SPRINGFIELD TSTM 71 71 100 SE12 30.00 FOG TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-191800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* TSTM 74 73 99 S5 30.01F TC 23
MATTOON TSTM 72 70 93 W16G38 30.03 VSB 1/2 TC 22
ILZ079-100>102-191800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN 79 75 89 NW3 30.01F HX 82 TC 26
BELLEVILLE MOSUNNY 84 78 83 CALM 29.99F HX 95 TC 29
CAHOKIA* LGT RAIN 83 73 72 SW5 30.00 HX 89 TC 28
SPARTA* CLOUDY 92 79 65 W7 30.02S HX 107 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 90 79 70 SW12 30.01F HX 105 TC 32
CAIRO* MOSUNNY 89 81 76 SW8 30.04S HX 108 TC 32
EFFINGHAM* PTSUNNY 76 75 97 S5 30.04S THUNDER TC 25
MARION PTSUNNY 88 79 74 SW14 30.02F HX 102 TC 31
MT. VERNON CLOUDY 78 76 93 E6 30.02S HX 81 TC 26
CENTRALIA* TSTM 77 76 98 CALM 30.02F TC 25
SALEM* TSTM 76 76 98 CALM 30.03S TC 25
METROPOLIS* CLOUDY 87 76 68 CALM 30.04F HX 97 TC 31
ILZ067-068-072-073-078-083-087-091-191800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE RAIN 75 32 20 SE7 30.05R TC 24
FLORA* HVY RAIN 72 N/A N/A SE15 30.04S FOG TC 22
FAIRFIELD* CLOUDY 74 73 97 CALM 30.03F THUNDER TC 24
HARRISBURG* CLOUDY 89 78 70 SW12 30.02F THUNDER HX 103
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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