Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 162001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT WED JUL 16 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.
ILZ001-002-007-009-015-016-024-162100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 85 68 56 W23G32 29.78S HX 88 TC 29
$$
ILZ003-004-008-010-011-017-018-162100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 75 67 76 S8 29.78F TC 24
ROCHELLE* PTSUNNY 73 71 93 S8 29.79R TC 23
DE KALB* PTSUNNY 72 72 100 SW7 29.80F TC 22
PERU* PTSUNNY 76 74 93 S6 29.79F TC 25
$$
ILZ005-006-012>014-019>023-162100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 89 69 51 SW14G23 29.77F HX 93 TC 32
CHICAGO-MIDWAY PTSUNNY 92 68 45 SW12G23 29.78F HX 96 TC 33
AURORA TSTM 77 70 79 W20G46 29.82R SQUALL VSB 1
JOLIET* PTSUNNY 89 73 60 SW9 29.79F HX 97 TC 32
WAUKEGAN MOSUNNY 89 73 59 S8 29.76F HX 97 TC 32
DUPAGE AIRPORT CLOUDY 87 71 58 SW12G23 29.78F HX 93 TC 31
KANKAKEE* MOSUNNY 90 73 56 SW9 29.83F HX 98 TC 32
WHEELING PTSUNNY 90 69 50 SW10G23 29.78F HX 94 TC 32
MORRIS* PTSUNNY 85 73 66 NW25G33 29.82R HX 92 TC 30
ROMEOVILLE* MOSUNNY 91 72 52 SW17 29.80F HX 98 TC 33
LANSING* MOSUNNY 91 71 52 SW14 29.81F HX 97 TC 33
NORTHERLY ISL* N/A 90 63 40 SW8 N/A HX 91 TC 32
$$
LMZ740>746-162100-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 77 75 170/ 8/ 10 1008.8F
WINTHROP HARBOR 78 75 150/ 12/ 14 N/A 1/ 2
WAUKEGAN HARBOR 78 75 140/ 10/ 14 N/A 1/ 3
WILMETTE BUOY 79 130/ 8/ 10 1011.5F 1/ 2
CHICAGO BUOY 86 75 200/ 10/ 17 1008.3F 1
HARRISON CRIB 93 210/ 14/ 16 N/A
NORTHERLY ISL 89 200/ 12/ 15 N/A
CALUMET HARBOR 88 200/ 10/ 15 1007.9F
BURNS HARBOR 88 200/ 7/ 10 1009.5F
MICHIGAN CITY 87 210/ 13/ 16 1007.0F
MICH CITY BUOY 83 79 210/ 10/ 12 1008.1F 1/ 2
ST. JOSEPH BUOY 82 CALM / 2 1010.6F 1
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-162100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 87 70 56 W12 29.85F HX 92 TC 31
GALESBURG* MOSUNNY 85 67 55 W13G23 29.82F HX 87 TC 29
MACOMB* MOSUNNY 86 70 60 W15G22 29.84F HX 90 TC 30
PITTSFIELD* MOSUNNY 89 75 62 W13 29.86F HX 99 TC 32
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-162100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 89 73 59 SW13 29.81R HX 96 TC 32
BLOOMINGTON PTSUNNY 86 76 71 SW15 29.86R HX 96 TC 30
DECATUR MOSUNNY 92 77 61 SW18G28 29.84F HX 105 TC 33
PEORIA CLOUDY 82 75 79 W7 29.81F HX 89 TC 28
LACON* PTSUNNY 78 74 87 S5 29.79R HX 81 TC 26
LINCOLN* TSTM 76 69 79 NW14G22 29.87R TC 25
SPRINGFIELD TSTM 79 68 69 W24G46 29.88R HX 81 TC 26
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-162100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* MOSUNNY 89 74 62 S13 29.84F HX 98 TC 32
MATTOON MOSUNNY 88 76 67 S14G20 29.86F HX 99 TC 31
$$
ILZ079-100>102-162100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 91 77 62 SW15G23 29.84F HX 105 TC 33
BELLEVILLE SUNNY 94 75 54 S14 29.85F HX 105 TC 34
CAHOKIA* SUNNY 96 73 47 SW10G21 29.86F HX 105 TC 36
SPARTA* MOSUNNY 93 75 54 S12 29.91F HX 104 TC 34
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 89 77 67 SW13G20 29.92 HX 101 TC 32
CAIRO* MOSUNNY 89 79 73 SW6 29.95F HX 104 TC 32
EFFINGHAM* SUNNY 86 77 73 S7 29.90F HX 97 TC 30
MARION PTSUNNY 90 75 62 SW9 29.93S HX 100 TC 32
MT. VERNON MOSUNNY 93 78 61 SW14 29.91F HX 108 TC 34
CENTRALIA* MOSUNNY 90 76 63 SW9 29.90F HX 101 TC 32
SALEM* MOSUNNY 90 75 61 S9 29.89F HX 101 TC 32
METROPOLIS* SUNNY 90 71 52 CALM 29.95S HX 95 TC 32
$$
ILZ067-068-072-073-078-083-087-091-162100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 91 77 63 S14 29.90F HX 104 TC 33
FLORA* MOSUNNY 90 77 66 SW12 29.90F HX 102 TC 32
FAIRFIELD* PTSUNNY 88 76 67 SW7 29.91F HX 98 TC 31
HARRISBURG* MOSUNNY 91 75 60 SW10 29.93F HX 101 TC 33
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$