Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 160608
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT WED SEP 16 2026
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.
ILZ001-002-007-009-015-016-024-160700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 67 64 90 CALM 30.20R TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 73; 6HR PCP: 0.04;
STERLING* CLOUDY 67 65 93 N6 30.21S TC 19
SAVANNA* MOCLDY 64 61 88 N5 30.21S TC 18
$$
ILZ003-004-008-010-011-017-018-160700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 67 61 81 N6 30.23R TC 19
6HR MIN TEMP: 66; 6HR MAX TEMP: 71; 6HR PCP: TRACE;
FREEPORT* CLOUDY 64 62 95 N5 30.24S TC 18
ROCHELLE* MOCLDY 66 66 99 N6 30.21S TC 19
DE KALB* MOCLDY 66 66 100 NE5 30.21F TC 19
$$
ILZ005-006-012>014-019>023-160700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 66 84 N9 30.19R TC 22
6HR MIN TEMP: 71; 6HR MAX TEMP: 79; 6HR PCP: TRACE;
CHICAGO-MIDWAY CLOUDY 73 67 81 NE7 30.19R TC 23
6HR MIN TEMP: 73; 6HR MAX TEMP: 79;
AURORA CLOUDY 70 67 90 NE3 30.20R TC 21
6HR MIN TEMP: 68; 6HR MAX TEMP: 76; 6HR PCP: TRACE;
JOLIET* CLOUDY 73 72 98 CALM 30.19S TC 23
WAUKEGAN MOCLDY 67 65 93 NE6 30.20S TC 19
6HR MIN TEMP: 67; 6HR MAX TEMP: 72;
DUPAGE AIRPORT MOCLDY 69 66 90 N7 30.19S TC 21
6HR MIN TEMP: 69; 6HR MAX TEMP: 78;
KANKAKEE* CLOUDY 72 70 95 CALM 30.20R TC 22
WHEELING CLOUDY 70 67 90 NE6 30.21R TC 21
6HR MIN TEMP: 70; 6HR MAX TEMP: 79; 6HR PCP: 0.06;
ROMEOVILLE* CLOUDY 73 72 94 CALM 30.21R TC 23
LANSING* CLOUDY 73 67 81 NE3 30.20R TC 23
NORTHERLY ISL* N/A 70 67 90 N3 N/A TC 21
$$
LMZ740>746-160700-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 65 59 330/ 6/ 8 1019.8R 0
WAUKEGAN HARBOR 66 62 10/ 8/ 10 1022.0R 0
WILMETTE BUOY 65 330/ 6/ 6 1024.2R 0
CHICAGO BUOY 68 66 1021.3R 0
NORTHERLY ISL 69 360/ 4/ 5 N/A
CALUMET HARBOR 71 350/ 4/ 5 1021.9
MICH CITY BUOY 68 65 20/ 4/ 6 N/A 0
ST. JOSEPH BUOY 67 63 20/ 4/ 6 1022.9R 0
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-160700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 70 68 93 NE21G29 30.12F TC 21
GALESBURG* RAIN 66 66 100 CALM 30.23R TC 19
MACOMB* RAIN 68 68 100 N12 30.20F TC 20
JACKSONVILLE* CLOUDY 74 74 100 NE6 30.13R THUNDER TC 24
PITTSFIELD* CLOUDY 73 73 98 CALM 30.16R TC 23
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-160700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 72 72 100 NE3 30.20R TC 22
BLOOMINGTON TSTM 71 71 100 NE8 30.19F TC 22
DECATUR MOCLDY 75 71 87 NE8 30.15F TC 24
PEORIA CLOUDY 72 71 97 NE9 30.16R TC 22
6HR MIN TEMP: 70; 6HR MAX TEMP: 84; 6HR PCP: 0.07;
LACON* LGT RAIN 71 68 92 CALM 30.18S TC 22
LINCOLN* CLOUDY 74 74 100 NE13 30.14F TC 23
SPRINGFIELD CLOUDY 75 72 90 NE9 30.12F TC 24
6HR MIN TEMP: 74; 6HR MAX TEMP: 78;
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-160700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 73 71 93 N6 30.18R TC 23
RANTOUL* CLOUDY 74 72 91 NW10 30.19R TC 24
MATTOON PTCLDY 79 70 74 S7 30.14R HX 82 TC 26
PARIS* PTCLDY 73 71 93 NE3 30.16R TC 23
$$
ILZ079-100>102-160700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 82 72 71 S5 30.12R HX 86 TC 28
CAHOKIA* PTCLDY 78 73 84 S5 30.10S HX 81 TC 26
SPARTA* CLEAR 81 71 71 S7 30.14R HX 85 TC 27
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 75 73 93 CALM 30.16R TC 24
EFFINGHAM* CLEAR 78 69 74 SE5 30.15S HX 80 TC 26
MARION CLEAR 79 68 69 VRB2 30.15R HX 81 TC 26
MT. VERNON CLEAR 74 70 87 CALM 30.14S TC 23
CENTRALIA* CLEAR 80 69 70 S5 30.14S HX 83 TC 27
SALEM* CLEAR 82 71 69 MISG 30.13F HX 86 TC 28
METROPOLIS* CLEAR 73 72 98 CALM 30.17R TC 23
$$
ILZ067-068-072-073-078-083-087-091-160700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 77 72 84 S5 30.15R TC 25
FLORA* CLEAR 75 70 83 S5 30.14S TC 24
FAIRFIELD* CLEAR 76 70 81 CALM 30.14S TC 25
HARRISBURG* CLEAR 73 72 96 CALM 30.15S TC 23
ROBINSON* CLEAR 75 72 88 S6 30.14S TC 24
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$