Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 121510
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT WED MAR 12 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-121600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 42 28 57 E6 29.79R TC 6
STERLING* SUNNY 45 23 42 E13 29.81S TC 7
$$
ILZ003-004-008-010-011-017-018-121600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 42 19 39 E9G16 29.83F TC 6
FREEPORT* SUNNY 42 21 44 SE13 29.83S TC 6
ROCHELLE* SUNNY 42 19 38 E12 29.82S TC 6
DE KALB* SUNNY 42 19 39 E10 29.82S TC 5
PERU* SUNNY 44 21 40 E7 29.80R TC 7
$$
ILZ005-006-012>014-019>023-121600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 43 16 33 E9 29.81S TC 6
CHICAGO-MIDWAY MOSUNNY 43 14 31 E6G17 29.82S TC 6
AURORA SUNNY 46 18 32 E9 29.81R TC 8
JOLIET* SUNNY 46 18 32 E7 29.81S TC 8
WAUKEGAN SUNNY 40 22 48 E16G22 29.84S TC 4
DUPAGE AIRPORT SUNNY 44 15 31 E13 29.81R TC 7
KANKAKEE* SUNNY 43 21 41 SE12 29.80S TC 6
WHEELING SUNNY 42 19 39 E10 29.84F TC 6
MORRIS* SUNNY 44 20 38 SE9 29.80R TC 7
ROMEOVILLE* SUNNY 43 14 31 E10 29.82R TC 6
LANSING* SUNNY N/A N/A N/A SE8 29.82R
NORTHERLY ISL* N/A 38 24 57 NE10 N/A WCI 31 TC 3
$$
LMZ740>746-121600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-121600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 46 32 58 NE3 29.75R TC 8
GALESBURG* SUNNY 45 35 69 E5 29.79R TC 7
MACOMB* SUNNY 42 32 67 NE5 29.79S TC 5
JACKSONVILLE* SUNNY 43 33 67 CALM 29.76S TC 6
PITTSFIELD* SUNNY 44 32 62 CALM 29.77R TC 7
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-121600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 45 22 41 E13 29.78F TC 7
BLOOMINGTON SUNNY 45 32 60 NE10 29.77R TC 7
DECATUR MOSUNNY 50 26 39 CALM 29.76R TC 10
PEORIA SUNNY 46 31 55 NE8 29.78R TC 8
LACON* SUNNY 43 22 42 E8 29.79R TC 6
LINCOLN* MOSUNNY 47 39 73 E3 29.76S TC 8
SPRINGFIELD SUNNY 45 35 68 CALM 29.76R TC 7
TAYLORVILLE SUNNY 48 37 66 MISG 29.76S TC 9
$$
ILZ033-039-045-046-055>057-062-063-121600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 49 38 65 E8 29.75S TC 9
RANTOUL* SUNNY 47 32 56 E7 29.76S TC 8
MATTOON MOSUNNY 56 41 57 W8 29.75R TC 13
PARIS* SUNNY 58 42 55 W7 29.75S TC 14
$$
ILZ079-100>102-121600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 50 41 71 CALM 29.76S TC 10
BELLEVILLE MOSUNNY 63 43 48 W6 29.75R TC 17
SPARTA* SUNNY 64 41 43 S9G16 29.79R TC 18
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 63 43 48 SW9 29.79S TC 17
CAIRO* SUNNY 63 45 52 S9 29.83S TC 17
EFFINGHAM* MOSUNNY 61 42 49 S7 29.77S TC 16
MARION SUNNY 63 43 48 S10 29.80R TC 17
MT. VERNON SUNNY 63 46 54 SW12 29.79R TC 17
CENTRALIA* SUNNY 64 42 43 SW15 29.77S TC 18
SALEM* SUNNY 64 41 42 SW12 29.76S TC 18
METROPOLIS* SUNNY N/A N/A N/A S10 29.83S
$$
ILZ067-068-072-073-078-083-087-091-121600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 63 47 55 SW12 29.78R TC 17
FLORA* MOSUNNY 61 46 59 SW12 29.77S TC 16
FAIRFIELD* SUNNY 62 43 49 SW9 29.78S TC 17
HARRISBURG* MOSUNNY 64 43 46 SW13 29.81S TC 18
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$