453
ASUS43 KLOT 152110
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT FRI MAY 15 2026
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.
ILZ001-002-007-009-015-016-024-152200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 81 58 45 S15G23 29.76F HX 81 TC 27
STERLING* SUNNY 81 54 39 S8 29.80F HX 81 TC 27
SAVANNA* SUNNY 83 53 34 S10 29.78S HX 82 TC 29
ILZ003-004-008-010-011-017-018-152200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 79 52 38 S15G29 29.81F TC 26
FREEPORT* SUNNY 81 55 41 S12G21 29.81S HX 80 TC 27
ROCHELLE* SUNNY 80 49 33 S14G24 29.82F TC 27
DE KALB* SUNNY 75 53 46 S16G23 29.84F TC 24
PERU* SUNNY 79 55 44 S18 29.82F TC 26
ILZ005-006-012>014-019>023-152200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 73 50 44 S15G25 29.84F TC 23
CHICAGO-MIDWAY SUNNY 73 49 42 S18G26 29.85F TC 23
AURORA SUNNY 76 51 41 S15G25 29.83F TC 24
JOLIET* SUNNY 75 52 44 SW10G17 29.86S TC 24
WAUKEGAN SUNNY 73 51 46 S13G24 29.82F TC 23
DUPAGE AIRPORT SUNNY 74 52 46 S20G26 29.83F TC 23
KANKAKEE* SUNNY 73 50 44 S14G21 29.89F TC 23
WHEELING SUNNY 73 50 44 S16G23 29.85F TC 23
MORRIS* SUNNY 75 52 43 S14G21 29.84S TC 24
ROMEOVILLE* SUNNY 75 50 41 S14G28 29.86F TC 24
LANSING* SUNNY 72 48 43 S15 29.88F TC 22
NORTHERLY ISL* N/A 71 47 42 S12 N/A TC 22
LMZ740>746-152200-
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 48 1009.7 2/ 4
WAUKEGAN HARBOR 56 51 130/ 8/ 12 1011.2 2/ 4
HARRISON CRIB 67 180/ 21/ 21 N/A
NORTHERLY ISL 71 190/ 12/ 20 N/A
CALUMET HARBOR 70 180/ 14/ 19 1011.2F
BURNS HARBOR 70 200/ 12/ 14 1012.5F
MICHIGAN CITY 67 180/ 17/ 20 1011.0F
ST. JOSEPH BUOY 60 180/ 12/ 14 1013.2F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-152200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 81 61 50 SE12G21 29.78F HX 82 TC 27
GALESBURG* SUNNY 78 58 48 SE9 29.80F TC 26
MACOMB* SUNNY 80 61 52 S12G17 29.81F HX 81 TC 27
JACKSONVILLE* MOSUNNY 78 60 52 SE8 29.82S HX 80 TC 26
PITTSFIELD* SUNNY 82 62 50 S10 29.81F HX 83 TC 28
ILZ028>032-037-038-041>044-048-051>054-059>061-152200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 75 55 50 MISG 29.86F TC 24
BLOOMINGTON SUNNY 74 58 57 S16G28 29.87F TC 23
DECATUR MOSUNNY 76 57 51 S17G23 29.87F TC 24
PEORIA SUNNY 76 59 55 S13 29.82F TC 24
LACON* SUNNY 75 55 49 S14 29.81F TC 24
LINCOLN* MOSUNNY 77 61 56 S10G17 29.85F TC 25
SPRINGFIELD MOSUNNY 79 58 48 S15 29.82F HX 80 TC 26
TAYLORVILLE MOSUNNY 77 59 53 S15 29.84F TC 25
ILZ033-039-045-046-055>057-062-063-152200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 73 58 59 S16 29.90F TC 23
DANVILLE* SUNNY 69 54 57 S17G23 29.93F TC 21
RANTOUL* SUNNY 71 55 56 S17 29.90F TC 22
MATTOON SUNNY 73 54 51 S14G24 29.90F TC 23
PARIS* SUNNY 70 54 56 S15 29.93F TC 21
ILZ079-100>102-152200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 82 59 44 S13G22 29.84S HX 82 TC 28
BELLEVILLE MOSUNNY 80 62 52 S16 29.83S HX 81 TC 27
CAHOKIA* PTSUNNY 81 59 47 S13G20 29.83S HX 81 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-152200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 80 56 43 S15 29.87F HX 80 TC 27
CAIRO* MOSUNNY 83 59 43 S12G18 29.91F HX 83 TC 29
EFFINGHAM* SUNNY 77 57 49 S9 29.91F TC 25
MARION MOSUNNY 81 55 41 S14G21 29.90F HX 80 TC 27
MT. VERNON PTSUNNY 82 58 43 S13G21 29.88F HX 82 TC 28
CENTRALIA* MOSUNNY 80 56 43 S13G20 29.88F HX 81 TC 27
SALEM* MOSUNNY 82 58 44 S9G23 29.87F HX 82 TC 28
METROPOLIS* MOSUNNY 83 59 44 SE8 29.93F HX 83 TC 28
ILZ067-068-072-073-078-083-087-091-152200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 79 48 33 S17 29.92F TC 26
FLORA* MOSUNNY 79 57 47 S13G22 29.90F HX 80 TC 26
FAIRFIELD* MOSUNNY 81 53 37 S14G20 29.90F HX 80 TC 27
HARRISBURG* PTSUNNY 82 56 41 SW14G20 29.91F HX 81 TC 28
ROBINSON* MOSUNNY 77 52 41 S14 29.91F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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