509
ASUS43 KLOT 260510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM CDT SUN APR 26 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.
ILZ001-002-007-009-015-016-024-260600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 52 45 77 E7 29.97R TC 11
STERLING* PTCLDY 49 42 77 E10 29.98F TC 9
SAVANNA* PTCLDY 51 39 63 E5 29.98F TC 10
ILZ003-004-008-010-011-017-018-260600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 47 41 80 CALM 30.02S TC 8
FREEPORT* PTCLDY 46 43 91 E6 30.01F TC 8
ROCHELLE* CLEAR 47 41 82 E7 30.00S TC 8
DE KALB* CLEAR 45 41 88 E6 30.01F TC 7
PERU* CLEAR 48 43 81 E10 29.99S TC 9
ILZ005-006-012>014-019>023-260600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 44 39 82 NE9 30.01F TC 7
CHICAGO-MIDWAY CLEAR 45 40 82 NE6 30.00F TC 7
AURORA CLEAR 46 42 86 E9 30.00R TC 8
JOLIET* CLEAR 47 42 84 NE3 30.00F TC 8
WAUKEGAN CLEAR 44 41 89 NE6 30.01S TC 7
DUPAGE AIRPORT CLEAR 46 41 82 NE9 30.00F TC 8
KANKAKEE* CLEAR 43 41 93 NE6 30.01S TC 6
WHEELING PTCLDY 45 40 82 NE7 30.03S TC 7
MORRIS* CLEAR 46 41 84 CALM 30.00S TC 8
ROMEOVILLE* CLEAR 45 43 93 NE10 30.00F TC 7
LANSING* CLEAR 41 39 94 NE3 30.02F TC 5
NORTHERLY ISL* N/A 43 40 89 NE7 N/A TC 6
LMZ740>746-260600-
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 47 1015.6 3/ 6
WAUKEGAN HARBOR 45 46 350/ 10/ 12 1016.7 3/ 6
HARRISON CRIB 44 20/ 6/ 6 N/A
NORTHERLY ISL 43 360/ 5/ 11 N/A
CALUMET HARBOR 43 350/ 5/ 7 1016.3F
BURNS HARBOR 40 20/ 3/ 4 1017.3S
MICHIGAN CITY 42 20/ 3/ 4 1016.3F
ST. JOSEPH BUOY 48 90/ 6/ 8 1017.0F 3/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-260600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 61 43 51 E14G24 29.91S TC 16
GALESBURG* PTCLDY 54 45 71 E5 29.99R TC 12
MACOMB* CLEAR 53 48 83 CALM 29.98S TC 12
JACKSONVILLE* PTCLDY 55 44 68 E9 29.95R TC 13
PITTSFIELD* PTCLDY 61 45 55 E9 29.94R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-260600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 46 40 80 MISG 29.99S TC 8
BLOOMINGTON CLEAR 45 42 89 E14 29.99S TC 7
DECATUR CLEAR 49 44 83 NE9 29.96R TC 9
PEORIA CLEAR 54 44 69 E10 29.99R TC 12
LACON* CLEAR 49 41 74 E9 29.98R TC 10
LINCOLN* CLEAR 51 44 77 E10 29.97S TC 11
SPRINGFIELD LGT RAIN 55 44 66 NE13 29.95R TC 13
TAYLORVILLE CLEAR 55 45 67 NE10G16 29.95S TC 13
ILZ033-039-045-046-055>057-062-063-260600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 48 43 82 NE14 29.96F TC 9
DANVILLE* CLEAR 49 44 84 NE5 30.00R TC 9
RANTOUL* CLEAR 46 42 86 NE9 29.99R TC 8
MATTOON CLEAR 53 47 79 NE9 29.94S TC 12
PARIS* CLEAR 53 46 77 NE7 29.97R TC 12
ILZ079-100>102-260600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 60 46 59 E3 29.93R TC 16
BELLEVILLE CLEAR 62 49 62 CALM 29.89R TC 17
CAHOKIA* CLEAR 61 46 57 CALM 29.90R TC 16
SPARTA* CLEAR 59 46 60 NE5 29.91F TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-260600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 58 52 80 CALM 29.89R TC 14
CAIRO* MOCLDY 61 56 84 CALM 29.89R TC 16
EFFINGHAM* CLEAR 58 49 72 CALM 29.95R TC 15
MARION CLEAR 55 50 83 CALM 29.90R TC 13
CENTRALIA* CLEAR 58 46 64 CALM 29.92R TC 15
SALEM* CLEAR 62 49 62 NE3 29.91S TC 17
METROPOLIS* PTCLDY 57 53 85 CALM 29.89R TC 14
ILZ067-068-072-073-078-083-087-091-260600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 61 48 62 NE8 29.91R TC 16
FLORA* CLEAR 59 48 67 N6 29.93R TC 15
FAIRFIELD* CLEAR 60 46 61 N5 29.92R TC 15
HARRISBURG* CLEAR 62 49 61 N3 29.90R TC 17
ROBINSON* CLEAR 57 50 77 N9 29.92R HAZE TC 14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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