Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 171807
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SAT AUG 17 2024
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-171900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 79 68 69 NW12G21 29.87F HX 81 TC 26
6HR MIN TEMP: 68; 6HR MAX TEMP: 79;
STERLING* PTSUNNY 78 71 79 NW13 29.86S HX 80 TC 26
$$
ILZ003-004-008-010-011-017-018-171900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 78 67 68 NW12 29.85S HX 80 TC 26
6HR MIN TEMP: 68; 6HR MAX TEMP: 78;
FREEPORT* PTSUNNY 77 68 72 N10 29.87F TC 25
ROCHELLE* MOSUNNY 76 66 69 NW13 29.84F TC 25
DE KALB* PTSUNNY 76 68 76 NW10G17 29.84S TC 25
PERU* CLOUDY 79 69 71 NW8G17 29.85S HX 81 TC 26
$$
ILZ005-006-012>014-019>023-171900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 67 68 NW13 29.78F HX 80 TC 26
6HR MIN TEMP: 70; 6HR MAX TEMP: 80; 6HR PCP: 0.09;
CHICAGO-MIDWAY PTSUNNY 76 68 76 W9 29.79S TC 24
6HR MIN TEMP: 71; 6HR MAX TEMP: 78; 6HR PCP: 0.04;
AURORA PTSUNNY 76 68 76 W12G17 29.81F TC 24
6HR MIN TEMP: 69; 6HR MAX TEMP: 78; 6HR PCP: 0.03;
JOLIET* CLOUDY 78 69 75 NW8 29.82F HX 80 TC 25
WAUKEGAN PTSUNNY 79 66 64 NW10 29.79S HX 81 TC 26
6HR MIN TEMP: 70; 6HR MAX TEMP: 81; 6HR PCP: 0.02;
DUPAGE AIRPORT MOSUNNY 78 67 68 NW10 29.81S HX 80 TC 26
6HR MIN TEMP: 69; 6HR MAX TEMP: 79; 6HR PCP: 0.08;
KANKAKEE* CLOUDY 78 70 76 W15 29.84S HX 80 TC 25
WHEELING MOSUNNY 80 66 62 N15G22 29.80F HX 82 TC 27
6HR MIN TEMP: 71; 6HR MAX TEMP: 81; 6HR PCP: 0.04;
MORRIS* PTSUNNY 75 70 85 NW8 29.82S TC 24
ROMEOVILLE* LGT RAIN 75 72 88 NW10G18 29.82F TC 24
LANSING* CLOUDY 79 65 61 NW9 29.80F HX 81 TC 26
NORTHERLY ISL* N/A 77 69 76 SE3 N/A TC 25
$$
LMZ740>746-171900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 70 310/ 10/ 14 1008.9R 2/ 4
WINTHROP HARBOR 72 73 30/ 8/ 12 N/A 1
WAUKEGAN HARBOR 79 74 40/ 6/ 10 N/A 1
WILMETTE BUOY 74 74 300/ 6/ 8 1007.0F 1/ 3
CHICAGO BUOY 74 74 210/ 2/ 2 1009.2F 1/ 2
HARRISON CRIB 77 CALM / 1 N/A
NORTHERLY ISL 76 80/ 3/ 7 N/A
CALUMET HARBOR 71 340/ 7/ 11 1008.5
BURNS HARBOR 72 280/ 5/ 8 1009.8S
MICHIGAN CITY 73 340/ 14/ 16 1007.6F
MICH CITY BUOY 72 240/ 14/ 16 1010.1F 2/ 3
ST. JOSEPH BUOY 71 72 310/ 12/ 16 1009.7F 3/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-171900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 78 66 66 NW14G20 29.93F HX 80 TC 26
GALESBURG* CLOUDY 76 70 81 W13G18 29.91F TC 25
MACOMB* CLOUDY 75 67 76 NW14 29.94S TC 24
JACKSONVILLE* PTSUNNY 75 65 69 W14G20 29.92S TC 24
PITTSFIELD* CLOUDY 78 65 64 W12G18 29.95S HX 80 TC 26
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-171900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 77 68 75 W10G16 29.86S TC 25
BLOOMINGTON CLOUDY 76 68 76 W13 29.89S TC 24
DECATUR PTSUNNY 79 67 66 W12G24 29.89S HX 81 TC 26
PEORIA CLOUDY 77 67 71 W12G21 29.89S TC 25
6HR MIN TEMP: 69; 6HR MAX TEMP: 77;
LACON* CLOUDY 76 66 70 MISG 29.86S TC 24
LINCOLN* CLOUDY 77 68 73 W7 29.90S TC 25
SPRINGFIELD PTSUNNY 79 68 69 NW12G20 29.90S HX 81 TC 26
6HR MIN TEMP: 68; 6HR MAX TEMP: 80;
TAYLORVILLE CLOUDY 77 66 67 W13G20 29.91S TC 25
6HR MIN TEMP: 68; 6HR MAX TEMP: 80;
$$
ILZ033-039-045-046-055>057-062-063-171900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 78 68 71 W15 29.88S HX 80 TC 26
DANVILLE* CLOUDY 78 68 70 W8 29.85S HAZE HX 80
RANTOUL* CLOUDY 75 68 77 W14 29.87S TC 24
MATTOON PTSUNNY 81 69 67 W14G22 29.88S HX 84 TC 27
PARIS* PTSUNNY 80 67 64 W14 29.87F HX 82 TC 27
$$
ILZ079-100>102-171900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 84 66 54 W15G21 29.92F HX 86 TC 29
BELLEVILLE MOSUNNY 89 68 49 W17 29.89S HX 93 TC 32
CAHOKIA* MOSUNNY 87 71 58 W9 29.91S HX 93 TC 31
SPARTA* SUNNY 89 70 52 W10G16 29.93S HX 94 TC 32
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 90 71 53 VRB7 29.91F HX 96 TC 32
6HR MIN TEMP: 74; 6HR MAX TEMP: 90;
CAIRO* SUNNY 89 76 65 SW3 29.93F HX 100 TC 32
EFFINGHAM* MOSUNNY 84 69 60 W16 29.91S HX 88 TC 29
MARION MOSUNNY 91 66 43 W13 29.91F HX 94 TC 33
MT. VERNON SUNNY 88 72 58 VRB7 29.91S HX 94 TC 31
CENTRALIA* MOSUNNY 85 70 59 W13 29.90S HX 90 TC 30
SALEM* MOSUNNY 87 70 56 W14 29.90S HX 91 TC 31
METROPOLIS* SUNNY 88 75 65 W7 29.93F HX 98 TC 31
$$
ILZ067-068-072-073-078-083-087-091-171900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 87 70 56 NW15G22 29.87F HX 92 TC 31
FAIRFIELD* SUNNY 86 68 54 W8 29.89F HX 89 TC 30
HARRISBURG* SUNNY 92 68 45 NW12 29.90F HX 95 TC 33
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$