577
ASUS43 KLOT 040906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT SAT APR 04 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.
ILZ001-002-007-009-015-016-024-041000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 50 50 100 SW6 29.81S TC 10
STERLING* RAIN 47 47 100 E12 29.84F TC 8
SAVANNA* LGT RAIN 44 42 93 E5 29.83S TC 7
ILZ003-004-008-010-011-017-018-041000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD RAIN 44 44 100 E5 29.88F FOG TC 7
FREEPORT* CLOUDY 42 40 95 E10 29.86F TC 5
ROCHELLE* LGT RAIN 47 46 95 E7 29.86F TC 8
DE KALB* CLOUDY 47 47 100 E8 29.87F TC 8
PERU* DRIZZLE 49 49 100 NE8 29.85F TC 9
ILZ005-006-012>014-019>023-041000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 43 42 97 NE9 29.85F TC 6
CHICAGO-MIDWAY CLOUDY 48 47 96 N3 29.85F FOG TC 9
AURORA CLOUDY 46 45 96 N13G28 29.87R FOG TC 8
JOLIET* CLOUDY 53 52 99 CALM 29.84F FOG TC 11
WAUKEGAN CLOUDY 42 41 96 E10 29.87F TC 6
DUPAGE AIRPORT CLOUDY 45 44 97 MISG 29.88F FOG TC 7
KANKAKEE* CLOUDY 65 63 93 S16 29.85F TC 18
WHEELING CLOUDY 42 42 100 NE6 29.87F TC 6
MORRIS* CLOUDY 48 48 100 E5 29.82F FOG TC 9
ROMEOVILLE* CLOUDY 48 48 100 NE7 29.85F FOG TC 9
LANSING* CLOUDY 47 47 99 CALM 29.86F FOG TC 8
NORTHERLY ISL* N/A 45 44 97 N2 N/A TC 7
LMZ740>746-041000-
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 40 39 N/A 2/ 5
WAUKEGAN HARBOR 41 40 170/ 10/ 14 1018.5F 1/ 6
HARRISON CRIB 44 160/ 9/ 10 N/A
NORTHERLY ISL 44 40/ 3/ 7 N/A
CALUMET HARBOR 44 70/ 2/ 7 1011.0
BURNS HARBOR 59 150/ 6/ 10 1011.9F
ST. JOSEPH BUOY 49 110/ 14/ 19 1013.6F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-041000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 56 54 93 W10G22 29.89R TC 13
GALESBURG* RAIN N/A N/A N/A W21G26 29.85R
MACOMB* LGT RAIN 59 59 99 W17 29.87S TC 15
JACKSONVILLE* CLOUDY 63 62 98 SW8 29.87F TC 17
PITTSFIELD* CLOUDY 64 63 97 SW8G16 29.88F TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-041000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 59 59 97 MISG 29.82F TC 15
BLOOMINGTON LGT RAIN 67 64 90 S20G26 29.83F TC 19
DECATUR CLOUDY 71 60 68 S21G35 29.86F TC 22
PEORIA LGT RAIN 64 62 93 W7 29.84S FOG TC 18
LACON* HVY RAIN 53 50 91 CALM 29.84F TC 11
LINCOLN* CLOUDY 72 59 64 S14G21 29.84S TC 22
SPRINGFIELD RAIN 67 61 81 W18G39 29.87R TC 19
TAYLORVILLE CLOUDY 66 63 88 S24G32 29.88S TC 19
ILZ033-039-045-046-055>057-062-063-041000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 68 62 81 S21 29.88F TC 20
DANVILLE* CLOUDY 68 62 82 S13 29.90F TC 20
RANTOUL* CLOUDY 67 61 81 S17G24 29.87F TC 20
MATTOON CLOUDY 70 58 65 S15G26 29.91F TC 21
PARIS* MOCLDY 69 58 68 S15G24 29.92F TC 21
ILZ079-100>102-041000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON DRIZZLE 68 62 82 S22 29.92R TC 20
BELLEVILLE LGT RAIN 67 65 93 SW12 29.92S TC 20
CAHOKIA* LGT RAIN 67 63 87 SW8 29.93 TC 19
SPARTA* LGT RAIN 65 65 100 S8 29.96F TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-041000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE TSTM 66 64 93 S10 30.00S FOG TC 19
CAIRO* CLOUDY 70 64 83 S8 30.00F VSB 3/4 TC 21
EFFINGHAM* CLOUDY 72 58 61 S12G18 29.95S TC 22
MARION CLOUDY 71 59 64 W13G22 30.02R TC 22
MT. VERNON LGT RAIN 68 63 84 SW20G32 29.99R TC 20
CENTRALIA* MOCLDY 69 62 77 SW18G24 29.97R TC 21
SALEM* MOCLDY 73 60 63 SW20G29 29.96R TC 23
METROPOLIS* CLOUDY 72 57 58 CALM 30.01S TC 22
ILZ067-068-072-073-078-083-087-091-041000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 70 57 63 S15 29.97S TC 21
FLORA* CLOUDY 72 59 64 S15 29.96S TC 22
FAIRFIELD* CLOUDY 71 57 61 S10 29.97S TC 22
HARRISBURG* MOCLDY 74 55 51 S12 29.99S TC 23
ROBINSON* MOCLDY 72 59 64 S16 29.95S TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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