229
ASUS43 KLOT 210101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT TUE MAY 20 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-210200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 63 60 90 N5 29.61R TC 17
STERLING* MOCLDY 58 58 100 E13 29.64R TC 14
ILZ003-004-008-010-011-017-018-210200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 52 49 89 NE12G21 29.67R TC 11
ROCHELLE* CLOUDY 54 52 94 NE15 29.65R TC 12
DE KALB* CLOUDY 52 52 100 NE16 29.66S TC 11
ILZ005-006-012>014-019>023-210200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 51 49 92 NE17 29.67R TC 11
CHICAGO-MIDWAY CLOUDY 57 53 86 NE13 29.66R TC 14
AURORA CLOUDY 56 53 90 NE13 29.64R FOG TC 13
JOLIET* CLOUDY 57 57 98 NE6 29.64R TC 14
WAUKEGAN RAIN 47 44 90 NE15G25 29.72S FOG TC 8
DUPAGE AIRPORT CLOUDY 52 50 93 NE14G24 29.66R TC 11
KANKAKEE* CLOUDY 57 55 94 SE14 29.63R TC 14
WHEELING CLOUDY 50 48 93 E8G21 29.71R TC 10
MORRIS* CLOUDY 56 56 100 E6 29.62R TC 14
ROMEOVILLE* CLOUDY 55 55 100 NE10 29.65R TC 13
LANSING* CLOUDY 55 54 98 E9 29.63R TC 13
NORTHERLY ISL* N/A 52 49 89 N12 N/A TC 11
LMZ740>746-210200-
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)
WILMETTE BUOY 47 1005.0F 4/ 5
CHICAGO BUOY 52 55 360/ 12/ 16 1005.8R 3/ 4
HARRISON CRIB 53 20/ 15/ 16 N/A
NORTHERLY ISL 53 50/ 10/ 18 N/A
CALUMET HARBOR 56 90/ 10/ 15 1002.9R
BURNS HARBOR 55 110/ 10/ 17 1003.7F
MICHIGAN CITY 54 100/ 15/ 19 1003.0F
ST. JOSEPH BUOY 51 50 120/ 23/ 33 1006.3R 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-210200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 61 53 75 W8G18 29.68R TC 16
GALESBURG* CLOUDY 65 59 80 W3 29.63R TC 19
MACOMB* MOCLDY 62 58 87 W17G23 29.66R TC 17
PITTSFIELD* CLOUDY 63 54 73 W8 29.71R TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-210200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 64 60 88 SW5 29.61R TC 18
BLOOMINGTON CLOUDY 67 61 81 W12 29.63R TC 19
DECATUR CLEAR 73 59 61 W10 29.63R TC 23
PEORIA MOCLDY 66 61 84 W3 29.61R TC 19
LACON* CLOUDY 63 59 88 CALM 29.61R TC 17
LINCOLN* MOCLDY 71 59 65 W3 29.62R TC 22
SPRINGFIELD CLEAR 69 58 67 W20G26 29.64R TC 21
TAYLORVILLE CLOUDY 72 61 68 MISG 29.63R TC 22
ILZ033-039-045-046-055>057-062-063-210200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 69 60 73 W12 29.61R TC 21
RANTOUL* MOCLDY 65 62 89 CALM 29.62S FOG TC 19
MATTOON PTCLDY 73 61 65 W13 29.61R TC 23
PARIS* TSTM 67 63 87 S9 29.63R TC 19
ILZ079-100>102-210200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 72 59 64 NW18G29 29.66R TC 22
BELLEVILLE MOCLDY 77 58 52 W10 29.62R TC 25
CAHOKIA* CLOUDY 74 59 59 W10G32 29.65R TC 23
SPARTA* MOCLDY 76 61 58 W3 29.66R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 76 66 71 SW8 29.64R TC 24
CAIRO* PTCLDY 71 67 87 SE7 29.66S TC 22
MARION PTCLDY 73 65 77 S5 29.65R TC 23
MT. VERNON N/A 76 65 68 W3 29.63R TC 24
CENTRALIA* CLEAR 75 62 64 SW7 29.63R TC 24
SALEM* PTCLDY 76 63 63 SW7 29.62R TC 24
METROPOLIS* PTCLDY 73 67 82 SW8 29.67R TC 23
ILZ067-068-072-073-078-083-087-091-210200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 74 62 66 S7 29.61R TC 23
FLORA* PTCLDY 75 68 78 SW6 29.62R TC 24
FAIRFIELD* PTCLDY 71 65 81 S7 29.62R TC 22
HARRISBURG* PTCLDY 72 65 77 SW9 29.65R TC 22
ROBINSON* PTCLDY 73 66 78 S8 29.59R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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