055
ASUS43 KLOT 020212
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM 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.
ILZ001-002-007-009-015-016-024-020300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 45 36 70 CALM 30.04R TC 7
STERLING* PTCLDY 46 34 62 NE5 30.06R TC 8
SAVANNA* PTCLDY 45 32 60 CALM 30.05R TC 7
ILZ003-004-008-010-011-017-018-020300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 42 35 76 E8 30.09R TC 6
FREEPORT* CLEAR 42 36 79 E7 30.08R TC 6
ROCHELLE* MOCLDY 42 35 74 E9G16 30.07R TC 6
DE KALB* CLEAR 38 35 87 E8 30.08R WCI 33 TC 4
PERU* CLOUDY 46 36 66 E3 30.06R TC 8
ILZ005-006-012>014-019>023-020300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 39 25 57 NE9 30.08R WCI 33 TC 4
CHICAGO-MIDWAY PTCLDY 40 28 62 E7 30.09R TC 4
AURORA PTCLDY 40 33 76 E12 30.07R TC 4
JOLIET* CLEAR 42 32 67 NE6 30.09R TC 6
WAUKEGAN MOCLDY 37 26 64 CALM 30.08R TC 3
DUPAGE AIRPORT CLEAR 37 31 78 NE8 30.08R WCI 31 TC 3
KANKAKEE* CLEAR 42 33 69 NE14 30.08R TC 6
WHEELING MOCLDY 40 25 55 NE3 30.10R TC 4
MORRIS* CLEAR 43 34 70 E7 30.07R TC 6
ROMEOVILLE* CLEAR 39 32 75 NE8 30.10R WCI 34 TC 4
LANSING* CLEAR 38 28 66 NE5 30.10R WCI 35 TC 4
NORTHERLY ISL* N/A 40 27 60 NE9 N/A TC 4
LMZ740>746-020300-
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 1012.6 1/ 4
WAUKEGAN HARBOR 41 48 30/ 4/ 6 1018.6 1/ 4
HARRISON CRIB 41 20/ 10/ 11 N/A
NORTHERLY ISL 40 30/ 7/ 11 N/A
CALUMET HARBOR 41 10/ 8/ 11 1018.3
BURNS HARBOR 42 30/ 6/ 7 1019.3R
MICHIGAN CITY 41 10/ 11/ 12 1018.5R
ST. JOSEPH BUOY 42 340/ 12/ 14 1019.2R 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-020300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 47 40 76 NE6 30.04R TC 8
GALESBURG* CLOUDY 48 35 60 N3 30.05R TC 9
MACOMB* CLEAR 47 41 78 CALM 30.07R TC 8
JACKSONVILLE* MOCLDY 48 40 72 NE3 30.04R TC 9
PITTSFIELD* CLOUDY 52 40 63 NE7 30.05R TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-020300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 44 38 78 MISG 30.06R TC 7
BLOOMINGTON CLOUDY 49 35 58 N5 30.05R TC 9
DECATUR CLOUDY 51 37 58 N7 30.05R TC 11
PEORIA MOCLDY 49 34 56 CALM 30.04R TC 9
LACON* CLOUDY 48 33 55 E8 30.05R TC 9
SPRINGFIELD MOCLDY 51 40 65 NE3 30.05R TC 11
TAYLORVILLE MOCLDY 50 39 66 N6 30.05R TC 10
ILZ033-039-045-046-055>057-062-063-020300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 48 39 71 NE5 30.05R TC 9
DANVILLE* CLEAR 45 38 75 CALM 30.06R TC 7
RANTOUL* PTCLDY 47 35 62 CALM 30.05R TC 9
MATTOON CLOUDY 49 41 74 NE5 30.04R TC 9
PARIS* CLOUDY 46 39 76 CALM 30.05R TC 8
ILZ079-100>102-020300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN 55 37 50 VRB3 30.03R TC 13
BELLEVILLE CLOUDY 55 42 62 CALM 30.02R TC 13
CAHOKIA* MOCLDY 53 38 56 E3 30.02R TC 12
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-020300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 50 43 77 CALM 30.05R TC 10
CAIRO* PTCLDY 56 38 50 CALM 30.07R TC 14
MARION CLEAR 47 41 78 CALM 30.06R TC 8
MT. VERNON CLEAR 46 40 79 CALM 30.05R TC 8
CENTRALIA* PTCLDY 49 41 71 CALM 30.04R TC 10
SALEM* PTCLDY 51 42 72 CALM 30.04R TC 10
METROPOLIS* PTCLDY 51 41 67 CALM 30.07R TC 11
ILZ067-068-072-073-078-083-087-091-020300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 51 40 65 N3 30.06R TC 11
FLORA* CLEAR 50 43 76 CALM 30.06R TC 10
FAIRFIELD* CLEAR 49 39 68 CALM 30.05R TC 9
HARRISBURG* CLEAR 49 43 79 CALM 30.06R TC 10
ROBINSON* CLEAR 48 41 76 NE7 30.06R TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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