538
ASUS43 KLOT 010612
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CDT FRI MAY 01 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.
ILZ001-002-007-009-015-016-024-010700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 46 31 55 NW10 29.99R TC 8
6HR MIN TEMP: 46; 6HR MAX TEMP: 52;
STERLING* CLEAR 44 43 96 NE6 29.99R TC 7
SAVANNA* CLOUDY 46 36 67 N8 30.00R TC 8
ILZ003-004-008-010-011-017-018-010700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 41 37 86 NE3 30.00R TC 5
6HR MIN TEMP: 40; 6HR MAX TEMP: 48; 6HR PCP: 0.21;
FREEPORT* MOCLDY 41 40 95 NE3 30.00R TC 5
ROCHELLE* CLOUDY 40 35 83 CALM 29.97S TC 5
DE KALB* CLOUDY 39 37 94 E3 29.97S TC 4
PERU* CLOUDY 46 45 93 N6 29.96S TC 8
ILZ005-006-012>014-019>023-010700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 41 38 89 NE8 29.95F TC 5
6HR MIN TEMP: 41; 6HR MAX TEMP: 43; 6HR PCP: 0.15;
CHICAGO-MIDWAY LGT RAIN 42 39 89 NE7 29.96S FOG TC 6
6HR MIN TEMP: 40; 6HR MAX TEMP: 44; 6HR PCP: 0.20;
AURORA CLOUDY 40 38 93 E6 29.95F TC 4
6HR MIN TEMP: 40; 6HR MAX TEMP: 47; 6HR PCP: 0.25;
JOLIET* CLOUDY 43 41 92 NE7 29.97S TC 6
WAUKEGAN CLOUDY 39 38 96 CALM 29.98S TC 4
6HR MIN TEMP: 39; 6HR MAX TEMP: 39; 6HR PCP: 0.05;
DUPAGE AIRPORT CLOUDY 40 38 93 E6 29.95F TC 4
6HR MIN TEMP: 39; 6HR MAX TEMP: 43; 6HR PCP: 0.12;
KANKAKEE* LGT RAIN 44 41 91 NE6 29.95S TC 7
WHEELING LGT RAIN 41 39 93 NE6 29.98F TC 5
6HR MIN TEMP: 41; 6HR MAX TEMP: 42; 6HR PCP: 0.02;
MORRIS* CLOUDY 41 39 93 NE6 29.96S TC 5
ROMEOVILLE* CLOUDY 41 41 100 E6 29.97S TC 5
LANSING* LGT RAIN 41 39 92 NE8 29.97R TC 5
NORTHERLY ISL* N/A 43 37 79 NE7 N/A TC 6
LMZ740>746-010700-
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 1012.2 1
WAUKEGAN HARBOR 42 48 80/ 4/ 6 1015.5 1/ 3
HARRISON CRIB 43 60/ 8/ 9 N/A
NORTHERLY ISL 43 80/ 9/ 13 N/A
CALUMET HARBOR 30/ 7/ 10 1014.4R
BURNS HARBOR 42 50/ 9/ 11 1014.9F
MICHIGAN CITY 41 40/ 14/ 15 1014.2F
ST. JOSEPH BUOY 42 90/ 8/ 12 1015.6F 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-010700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 43 38 82 NW8 30.04R TC 6
GALESBURG* MOCLDY 45 32 62 NW8 30.01R TC 7
MACOMB* CLEAR 43 35 74 CALM 30.04R TC 6
JACKSONVILLE* CLEAR 46 44 95 W7 30.01S TC 8
ILZ028>032-037-038-041>044-048-051>054-059>061-010700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 45 44 96 MISG 29.96R FOG TC 7
BLOOMINGTON MOCLDY 45 45 100 W5 29.97R TC 7
DECATUR CLOUDY 51 47 86 W9 29.96S TC 11
PEORIA MOCLDY 46 44 93 W6 29.98R TC 8
6HR MIN TEMP: 45; 6HR MAX TEMP: 53; 6HR PCP: 0.12;
LACON* CLOUDY 47 42 84 CALM 29.96R TC 8
LINCOLN* CLOUDY 48 47 98 CALM 29.98S TC 9
SPRINGFIELD CLOUDY 50 46 86 W7 29.99S TC 10
6HR MIN TEMP: 50; 6HR MAX TEMP: 59; 6HR PCP: 0.01;
TAYLORVILLE CLOUDY 52 46 82 NW9 29.99S TC 11
ILZ033-039-045-046-055>057-062-063-010700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 50 47 89 W6 29.94F TC 10
DANVILLE* CLOUDY 50 47 87 W3 29.95F TC 10
RANTOUL* CLOUDY 48 44 85 NW5 29.94F TC 9
MATTOON CLOUDY 52 45 77 W7 29.94F TC 11
PARIS* LGT RAIN 51 45 80 NW6 29.95F TC 11
ILZ079-100>102-010700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON RAIN 53 47 79 CALM 30.02R TC 12
BELLEVILLE LGT RAIN 56 50 79 NW13 29.99R TC 13
CAHOKIA* LGT RAIN 55 49 80 NW10 30.01R TC 13
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 52 47 83 CALM 30.00R TC 11
6HR MIN TEMP: 50; 6HR MAX TEMP: 63;
CAIRO* MOCLDY 57 46 65 CALM 30.01S TC 14
EFFINGHAM* LGT RAIN 53 49 86 W6 29.99S TC 12
MARION MOCLDY 52 43 71 SW3 30.01R TC 11
MT. VERNON CLOUDY 53 46 77 CALM 29.99R TC 12
CENTRALIA* CLOUDY 56 44 65 CALM 29.99S TC 13
SALEM* LGT RAIN 57 47 68 NW6 29.99R TC 14
METROPOLIS* PTCLDY 49 46 89 CALM 30.01S TC 10
ILZ067-068-072-073-078-083-087-091-010700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 54 44 69 S7 29.96S TC 12
FLORA* CLOUDY 55 43 62 SW8 29.98R TC 13
FAIRFIELD* CLOUDY 54 43 66 CALM 29.98S TC 12
HARRISBURG* CLOUDY 53 45 74 CALM 30.00S TC 12
ROBINSON* CLOUDY 54 43 66 S8 29.95S TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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