Regional Weather Roundup
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
625
ASUS43 KLOT 121708
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT SAT JUL 12 2025
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.
ILZ001-002-007-009-015-016-024-121800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 81 69 67 W10 29.91R HX 84 TC 27
$$
ILZ003-004-008-010-011-017-018-121800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 80 67 64 SW8 29.91R HX 82 TC 27
ROCHELLE* PTSUNNY 77 67 70 W6 29.92S TC 25
DE KALB* PTSUNNY 77 70 78 SW8 29.92S TC 25
PERU* CLOUDY 74 70 86 SW5 29.93S TC 24
$$
ILZ005-006-012>014-019>023-121800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 78 67 68 SW13 29.90R HX 80 TC 26
CHICAGO-MIDWAY PTSUNNY 79 66 64 SW15 29.90S HX 81 TC 26
AURORA CLOUDY 76 68 76 SW8 29.92R TC 24
JOLIET* CLOUDY 78 69 73 W6 29.92S HX 80 TC 26
WAUKEGAN PTSUNNY 81 68 64 SW15G21 29.88R HX 84 TC 27
DUPAGE AIRPORT CLOUDY 77 68 73 SW12 29.91R TC 25
KANKAKEE* CLOUDY 81 67 62 SW10 29.94R HX 83 TC 27
WHEELING PTSUNNY 80 68 66 W10G17 29.91S HX 83 TC 27
MORRIS* CLOUDY 76 69 79 W9 29.92S TC 25
ROMEOVILLE* CLOUDY 79 72 78 SW12G18 29.93R HX 82 TC 26
LANSING* CLOUDY 82 67 59 SW13G18 29.92R HX 84 TC 28
NORTHERLY ISL* N/A 79 63 57 W8 N/A HX 80 TC 26
$$
LMZ740>746-121800-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 72 71 210/ 12/ 16 1011.6S 2/ 3
WINTHROP HARBOR 75 69 200/ 10/ 14 N/A 1/ 2
WAUKEGAN HARBOR 76 71 220/ 10/ 16 N/A 1
WILMETTE BUOY 75 280/ 8/ 12 1014.8R 1
CHICAGO BUOY 78 73 240/ 8/ 12 1012.5R 1
HARRISON CRIB 83 270/ 17/ 19 N/A
NORTHERLY ISL 78 250/ 5/ 13 N/A
CALUMET HARBOR 80 210/ 6/ 12 1011.6
BURNS HARBOR 79 250/ 5/ 6 1013.5S
MICHIGAN CITY 76 270/ 5/ 5 1011.0F
MICH CITY BUOY 76 77 240/ 4/ 6 1011.3F 2/ 4
ST. JOSEPH BUOY 75 76 240/ 8/ 10 1013.7F 3/ 4
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-121800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 77 69 76 VRB5 29.96S TC 25
GALESBURG* PTSUNNY 76 68 77 CALM 29.95S TC 24
MACOMB* PTSUNNY 78 69 73 N5 29.97R HX 80 TC 26
JACKSONVILLE* CLOUDY 73 72 98 SW5 29.96R TC 23
PITTSFIELD* PTSUNNY 77 69 77 W9 29.97S TC 25
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-121800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 77 68 72 SW8 29.94R TC 25
BLOOMINGTON CLOUDY 74 69 85 SW9 29.97R TC 23
DECATUR LGT RAIN 78 72 81 SW12 29.96R HX 80 TC 26
PEORIA CLOUDY 74 69 85 SW8 29.94S TC 23
LACON* CLOUDY 73 67 82 SW6 29.93S TC 23
LINCOLN* CLOUDY 74 73 94 W3 29.96R TC 24
SPRINGFIELD CLOUDY 73 70 90 W5 29.96R TC 23
TAYLORVILLE CLOUDY 75 72 88 MISG 29.96S TC 24
$$
ILZ033-039-045-046-055>057-062-063-121800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 82 72 69 SW12 29.95S HX 87 TC 28
RANTOUL* PTSUNNY 79 69 70 SW8 29.96R HX 81 TC 26
MATTOON MOSUNNY 82 71 69 VRB7 29.95S HX 86 TC 28
$$
ILZ079-100>102-121800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 77 72 83 W6 29.97S TC 25
BELLEVILLE PTSUNNY 76 72 88 SW9 29.96S TC 24
CAHOKIA* CLOUDY 80 70 71 SW9 29.96S HX 83 TC 27
SPARTA* LGT RAIN 73 71 94 S6 30.01S TC 23
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 83 71 67 W12G21 29.99S HX 87 TC 28
CAIRO* PTSUNNY 86 77 74 W8G16 30.00S HX 97 TC 30
EFFINGHAM* PTSUNNY 86 71 61 SW12G20 29.98S HX 91 TC 30
MARION CLOUDY 82 72 69 W7 29.99R HX 87 TC 28
CENTRALIA* LGT RAIN 75 74 96 W8 30.00R TC 24
SALEM* RAIN 74 69 86 W8 30.00R TC 23
METROPOLIS* PTSUNNY 88 74 62 SW7G16 30.00S HX 97 TC 31
$$
ILZ067-068-072-073-078-083-087-091-121800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 90 75 61 SW13G21 29.96S HX 100 TC 32
FLORA* MOSUNNY 82 70 65 W17G23 29.98R HX 86 TC 28
FAIRFIELD* PTSUNNY 86 71 60 SW10G18 29.96F HX 91 TC 30
HARRISBURG* PTSUNNY 88 74 63 SW13 29.99R HX 97 TC 31
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$