921
ASUS43 KLOT 191408
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT TUE MAY 19 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.
ILZ001-002-007-009-015-016-024-191500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 70 64 81 SW17G26 29.90R TC 21
STERLING* PTSUNNY 68 66 93 SW14 29.90S TC 20
SAVANNA* CLOUDY 69 63 81 SW13G20 29.88S TC 21
ILZ003-004-008-010-011-017-018-191500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 69 64 84 SW13 29.90S TC 21
FREEPORT* CLOUDY 66 65 95 SW17 29.90F TC 19
ROCHELLE* PTSUNNY 67 64 89 SW16 29.91S TC 20
DE KALB* PTSUNNY 67 64 91 SW12G21 29.92S TC 19
PERU* CLOUDY 70 64 83 SW14 29.92R TC 21
ILZ005-006-012>014-019>023-191500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 72 64 76 SW13G29 29.88R TC 22
CHICAGO-MIDWAY PTSUNNY 70 64 81 SW17G25 29.88S TC 21
AURORA CLOUDY 69 65 86 SW10 29.91R TC 21
JOLIET* PTSUNNY 71 67 87 SW7 29.91S TC 22
WAUKEGAN PTSUNNY 69 63 81 W21G37 29.86R TC 21
DUPAGE AIRPORT PTSUNNY 69 65 86 W14G22 29.90R TC 21
KANKAKEE* CLOUDY 72 66 82 SW23G30 29.95R TC 22
WHEELING PTSUNNY 72 64 76 W13G26 29.89S TC 22
MORRIS* PTSUNNY 70 64 83 W14G20 29.91R TC 21
ROMEOVILLE* MOSUNNY 70 68 94 S16G22 29.91S TC 21
LANSING* PTSUNNY 71 64 79 SW17G25 29.91F TC 21
NORTHERLY ISL* N/A 70 62 76 W9 N/A TC 21
LMZ740>746-191500-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-191500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
GALESBURG* PTSUNNY 69 64 83 W10G22 29.95S TC 20
MACOMB* PTSUNNY 69 67 93 W10 29.97S TC 21
JACKSONVILLE* PTSUNNY 68 65 90 S12G17 29.95F TC 20
PITTSFIELD* PTSUNNY 68 65 89 SW12G18 29.96F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-191500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 71 67 88 MISG 29.91F TC 22
BLOOMINGTON PTSUNNY 70 67 90 S17 29.94F TC 21
DECATUR PTSUNNY 69 65 86 SW16 29.98R TC 21
PEORIA PTSUNNY 68 65 90 SW13 29.96R TC 20
LACON* PTSUNNY 70 62 77 W14 29.94R TC 21
LINCOLN* PTSUNNY 72 68 87 SW12G17 29.96S TC 22
SPRINGFIELD PTSUNNY 70 63 78 SW10G24 29.97R TC 21
TAYLORVILLE PTSUNNY 70 66 88 SW14 30.00R TC 21
ILZ033-039-045-046-055>057-062-063-191500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 70 67 90 SW21G28 30.00R TC 21
DANVILLE* PTSUNNY 74 67 80 S18G30 29.98S TC 23
RANTOUL* CLOUDY 70 66 88 SW21G26 29.99R TC 21
MATTOON PTSUNNY 73 67 81 S14G35 30.00R TC 23
PARIS* MOSUNNY 76 67 75 S23G30 30.01S TC 24
ILZ079-100>102-191500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 68 64 88 SW10 30.03R TC 20
CAHOKIA* LGT RAIN 69 64 84 SW6G18 30.03R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-191500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 75 68 78 W9 30.07R TC 24
CAIRO* PTSUNNY 78 72 81 S10G18 30.09S HX 80 TC 26
EFFINGHAM* PTSUNNY 74 70 86 S10G18 30.03F TC 24
MT. VERNON PTSUNNY 76 69 79 SW10 30.07R TC 24
CENTRALIA* PTSUNNY 74 68 83 S13 30.04S TC 23
SALEM* PTSUNNY 75 69 82 MISG 30.03S TC 24
METROPOLIS* PTSUNNY 78 71 77 S9 30.11R HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-191500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 77 69 76 S15G24 30.05R TC 25
FLORA* MOSUNNY 75 68 78 SW12 30.05S TC 24
FAIRFIELD* MOSUNNY 76 68 74 S14 30.06R TC 25
HARRISBURG* MOSUNNY 77 71 80 SW14G22 30.08S TC 25
ROBINSON* PTSUNNY 77 70 78 S15 30.03S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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