948
ASUS43 KLOT 200909
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT TUE MAY 20 2025
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.
ILZ001-002-007-009-015-016-024-201000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 54 53 97 E17 29.62F TC 12
STERLING* CLOUDY 55 54 96 E20 29.73F TC 13
ILZ003-004-008-010-011-017-018-201000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 53 44 71 E18G31 29.77F TC 12
ROCHELLE* LGT RAIN 53 47 79 E23G29 29.78R TC 12
DE KALB* LGT RAIN 54 46 75 E21G28 29.80F TC 12
PERU* HVY RAIN 55 53 92 E21G31 29.76F TC 13
ILZ005-006-012>014-019>023-201000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 54 45 71 E14 29.84S TC 12
CHICAGO-MIDWAY DRIZZLE 57 46 66 E18G26 29.86R TC 14
AURORA LGT RAIN 56 48 74 E18G26 29.82R TC 13
JOLIET* RAIN 56 51 83 E9 29.84R TC 13
WAUKEGAN CLOUDY 48 40 73 E13 29.89F TC 9
DUPAGE AIRPORT CLOUDY 56 45 66 E23G33 29.80F TC 13
KANKAKEE* RAIN 52 50 92 E14G22 29.84S TC 11
WHEELING CLOUDY 53 45 74 E10G21 29.87F TC 12
MORRIS* RAIN 55 51 87 E14G21 29.80R TC 13
ROMEOVILLE* RAIN 54 52 94 E14G22 29.86R FOG TC 12
LANSING* CLOUDY 55 46 69 SE14G22 29.87R TC 13
NORTHERLY ISL* N/A 53 47 79 E12 N/A TC 12
LMZ740>746-201000-
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)
HARRISON CRIB 54 90/ 20/ 22 N/A
NORTHERLY ISL 53 90/ 11/ 15 N/A
CALUMET HARBOR 56 80/ 12/ 17 1010.0S
BURNS HARBOR 56 110/ 12/ 15 1011.2F
MICHIGAN CITY 55 90/ 14/ 17 1010.6F
ST. JOSEPH BUOY 53 54 120/ 23/ 31 1012.5F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-201000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 64 63 96 S6 29.58S TC 18
GALESBURG* RAIN 57 57 100 E13G23 29.60F TC 14
MACOMB* LGT RAIN 57 57 99 CALM 29.60F TC 14
JACKSONVILLE* CLOUDY 67 66 99 SE9G18 29.56F TC 19
PITTSFIELD* CLOUDY 65 65 98 S5 29.59S TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-201000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC HVY RAIN 55 52 90 E22G32 29.78F TC 13
BLOOMINGTON RAIN 57 57 100 E18 29.74F FOG TC 14
DECATUR LGT RAIN 63 61 93 E24G31 29.69F TC 17
PEORIA LGT RAIN 60 58 92 E15G32 29.62F TC 16
LACON* LGT RAIN 55 52 89 SE12G21 29.71F TC 13
LINCOLN* DRIZZLE 62 62 100 E26 29.64F TC 17
SPRINGFIELD CLOUDY 66 64 93 SE18G31 29.61F TC 19
TAYLORVILLE CLOUDY 64 64 100 MISG 29.64F TC 18
ILZ033-039-045-046-055>057-062-063-201000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN HVY RAIN 60 57 89 E17 29.76F FOG TC 16
RANTOUL* HVY RAIN 56 54 92 E13 29.79S TC 14
MATTOON HVY RAIN 63 63 100 E9G20 29.72 FOG TC 17
PARIS* TSTM 59 58 95 E10 29.80R TC 15
ILZ079-100>102-201000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 65 65 99 E7 29.58F TC 19
BELLEVILLE MOCLDY 65 64 94 SE8 29.58F TC 19
CAHOKIA* MOCLDY 66 63 90 MISG 29.58F TC 19
SPARTA* CLOUDY 66 65 96 SE7 29.66F TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 66 63 90 S6 29.69F TC 19
CAIRO* CLOUDY 66 65 96 SE3 29.73S TC 19
MARION CLOUDY 64 64 97 S5 29.72F TC 18
MT. VERNON CLOUDY 67 66 97 S5 29.70F TC 19
CENTRALIA* MOCLDY 66 65 97 S3 29.69F TC 19
SALEM* MOCLDY 68 66 91 S6 29.68F TC 20
METROPOLIS* LGT RAIN 65 64 97 S3 29.76R TC 19
ILZ067-068-072-073-078-083-087-091-201000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE HVY RAIN 68 66 93 E8 29.74F FOG TC 20
FLORA* PTCLDY 68 N/A N/A SW9 29.71F TC 20
FAIRFIELD* CLOUDY 68 65 91 SW8 29.72R TC 20
HARRISBURG* MOCLDY 66 65 95 S3 29.73F TC 19
ROBINSON* TSTM 64 63 94 E16G23 29.74F VSB 1 TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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