Regional Weather Roundup
Issued by NWS
Issued by NWS
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009
ASUS43 KLOT 231510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT MON JUN 23 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.
ILZ001-002-007-009-015-016-024-231600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 85 72 65 SW15G26 30.06F HX 91 TC 29
$$
ILZ003-004-008-010-011-017-018-231600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 87 71 58 SW18G28 30.09F HX 93 TC 31
ROCHELLE* SUNNY 85 70 59 SW20G25 30.11S HX 90 TC 30
DE KALB* SUNNY 85 72 65 SW15G22 30.12S HX 91 TC 30
PERU* SUNNY 87 73 62 SW13G20 30.12S HX 95 TC 31
$$
ILZ005-006-012>014-019>023-231600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 87 71 58 SW15G26 30.09F HX 93 TC 31
CHICAGO-MIDWAY SUNNY 88 70 55 W14G24 30.11F HX 93 TC 31
AURORA SUNNY 88 72 58 SW18G26 30.11F HX 94 TC 31
JOLIET* SUNNY 89 73 58 W9G21 30.13S HX 96 TC 32
WAUKEGAN NOT AVBL
DUPAGE AIRPORT SUNNY 86 72 62 SW16 30.10F HX 92 TC 30
KANKAKEE* SUNNY 87 72 61 W10 30.17S HX 93 TC 31
WHEELING SUNNY 88 71 57 W12G22 30.10F HX 94 TC 31
MORRIS* SUNNY 87 74 65 SW13 30.11F HX 95 TC 30
ROMEOVILLE* SUNNY 88 75 66 SW16G24 30.13F HX 97 TC 31
LANSING* SUNNY 87 73 64 W10 30.14F HX 94 TC 30
$$
LMZ740>746-231600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 68 200/ 14/ 16 1018.9S 2/ 4
WINTHROP HARBOR 75 50 330/ 12/ 16 N/A 1/ 2
WAUKEGAN HARBOR 76 55 250/ 14/ 17 N/A 1/ 3
WILMETTE BUOY 77 240/ 12/ 16 1021.1F 1/ 2
CHICAGO BUOY 78 63 240/ 12/ 17 1019.4 1
HARRISON CRIB 91 230/ 15/ 19 N/A
NORTHERLY ISL 85 280/ 7/ 13 N/A
CALUMET HARBOR 85 230/ 7/ 14 1019.1
BURNS HARBOR 82 250/ 5/ 7 1021.0F
MICHIGAN CITY 82 230/ 14/ 14 1018.8F
ST. JOSEPH BUOY 72 69 210/ 8/ 12 1021.2F 1/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-231600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 85 72 65 SW12G22 30.12F HX 91 TC 29
GALESBURG* SUNNY 83 72 68 SW13 30.12F HX 89 TC 29
MACOMB* SUNNY 85 75 71 SW13 30.14F HX 93 TC 29
JACKSONVILLE* SUNNY 85 73 66 SW10G17 30.15F HX 92 TC 30
PITTSFIELD* SUNNY 85 74 68 SW12G17 30.16S HX 92 TC 30
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-231600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 86 73 65 SW10 30.15S HX 93 TC 30
BLOOMINGTON SUNNY 85 74 69 SW20G25 30.18S HX 92 TC 29
DECATUR SUNNY 88 75 65 SW14 30.18F HX 97 TC 31
PEORIA SUNNY 85 75 72 SW12 30.14F HX 93 TC 29
LACON* SUNNY 85 72 65 SW10 30.12F HX 90 TC 29
LINCOLN* SUNNY 87 75 66 SW7 30.17S HX 97 TC 31
SPRINGFIELD SUNNY 87 76 69 SW7 30.16S HX 97 TC 31
TAYLORVILLE SUNNY 86 75 70 MISG 30.19S HX 95 TC 30
$$
ILZ033-039-045-046-055>057-062-063-231600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 89 76 65 SW13 30.19S HX 100 TC 32
RANTOUL* SUNNY 85 74 70 SW10 30.18F HX 92 TC 29
MATTOON SUNNY 86 74 67 SW8G17 30.19F HX 94 TC 30
$$
ILZ079-100>102-231600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 73 66 S9 30.18S HX 93 TC 30
BELLEVILLE SUNNY 90 76 63 W8 30.16S HX 101 TC 32
CAHOKIA* SUNNY 88 74 63 VRB7 30.17S HX 96 TC 31
SPARTA* SUNNY 91 74 57 SW8 30.21S HX 99 TC 33
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 87 76 69 S7 30.20S HX 97 TC 31
CAIRO* SUNNY 87 78 73 CALM 30.21F HX 99 TC 31
EFFINGHAM* MOSUNNY 87 77 72 S9 30.22S HX 99 TC 31
MARION SUNNY 86 75 70 SW9 30.22S HX 95 TC 30
MT. VERNON MOSUNNY 89 78 70 SW9 30.21F HX 103 TC 32
CENTRALIA* MOSUNNY 89 75 65 SW9 30.20F HX 99 TC 31
SALEM* SUNNY 89 75 64 SW8 30.21S HX 98 TC 31
METROPOLIS* SUNNY 87 74 65 CALM 30.22S HX 95 TC 31
$$
ILZ067-068-072-073-078-083-087-091-231600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* SUNNY 88 75 66 W10 30.22S HX 97 TC 31
FAIRFIELD* SUNNY 86 74 66 S7 30.22S HX 94 TC 30
HARRISBURG* SUNNY 87 75 66 SW6 30.22S HX 97 TC 31
ROBINSON* SUNNY 88 75 66 SW12G17 30.21S HX 97 TC 31
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$