Citizen station GW5557GW5557
In a volunteer observer's own ground/2.6 mi away/422 ft/19 ft above here
temp, humidity, wind, precip, pressure
Horseshoe Lake State Park, Illinois
State Park in Madison County, Illinois54°
58°/47°
Overcast·
Feels like 54°·Moderate breeze 14 mph NW
Now. Horseshoe Lake State Park is 54° and overcast at 12 AM. The dew point is 54°, so the air feels dry and comfortable. Moderate breeze from the northwest at 14 mph, gusting to 33 mph.
Today and tonight. It warms to about 62° by 12 AM. Tonight falls to about 40° by 7 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is Thursday, near 80°, and the coolest tomorrow, near 60°. The days ahead look dry. Frost is possible Sunday morning, a low of 36°.
The sky tonight. The sun sets at 6:21 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:21 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 12 minutes long, 2 minutes shorter than yesterday.
0UV Low
20Air quality
86%Humidity
99%Cloud
Now
12:00 AM
54feels54
10%
14mph
Today
Oct 16
5847
19%
18mph
Sat
Oct 17
6039
UV 6
Sun
Oct 18
6636
UV 6
Mon
Oct 19
7240
overcast
Tue
Oct 20
7543
overcast
Wed
Oct 21
7846
overcast
Thu
Oct 22
8049
overcast
54°
58°47°
60°39°
66°36°
72°40°
75°43°
78°46°
80°49°
As of 12:00 AM in Horseshoe Lake State Park, Illinois.
Air quality
The air at Horseshoe Lake State Park
Index 20, good, led by ozone. Read at 12 AM from its reporting area, St. Louis (Metro-east) (IL), 11 miles off.
20Good
- Fine particles (PM2.5)14Good1.9 mi
- Ozone20Good12 ppb5.3 mi
- Coarse particles (PM10)6Good1.9 mi
- Nitrogen dioxide1Good1.7 ppb5.3 mi
- Sulfur dioxide0Good0.4 ppb5.3 mi
- Carbon monoxide-0.1 ppm5.3 mi
The days ahead
Good each day through Mon Oct 19, led by fine particles. Yesterday measured 39, good.
GoodModerate
- 39YesterdayOct 15
- GoodTodayOct 16
- GoodSatOct 17
- GoodSunOct 18
- GoodMonOct 19
Smoke, the next 44 hours
No smoke near the ground through Sat 7 PM.
Visibility
How far you can see at Horseshoe Lake State Park, the next 44 hours
Visibility stays 4 miles or more through Sat 7 PM, lowest 5 miles Fri 6 PM.
F
Now, today, and the week
Weather instrument stations by state
Park
- Designation
- State Park
- Area
- 5.61 sq mi
- Height at its point
- 403 ft
- County
- Madison County
- State
- Illinois
- Latitude
- 38.6921° N
- Longitude
- 90.1077° W
What is measuring near here
The 6 instruments nearest Horseshoe Lake State Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.9 miles away.
measured now4 instruments
- 55/64/70 @ Poplar St. BridgeSS0234
Beside a road/6.4 mi away/-/- ft from here
temp, pavement temp, wind, visibility, precip
At an airfield/8.8 mi away/413 ft/10 ft above here
temp, wind, gust, visibility, precip, pressure
Mississippi River AT Mel Price LDALNI2
At a river or reservoir gauge/13.8 mi away/394 ft/9 ft below here
temp, wind, gust, humidity, pressure
measured daily2 instruments
Granite City 0.4 SWIL-MD-31
In a volunteer observer's own ground/1.9 mi away/425 ft/22 ft above here
precip, snowfall, snow depth
AltonALNI2
At a cooperative observer's station/13.8 mi away/394 ft/9 ft below here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
0in
Snow on the ground
Measured at Mississippi River AT Mel Price LD (ALNI2), 13.8 miles from here, read 15 Oct, 05:00. measured daily
Elsewhere in Illinois
23 places, each with its own forecast and its own instruments.
AuroracityBloomingtoncityCarbondalecityChampaigncityChicagocityDanvillecityDecaturcityElgincityGalenatownIllinois RiverfeatureJolietcityLake ShelbyvillefeatureMolinecityMount VernoncityNapervillecityPeoriacityQuincycityRockfordcityShawnee National ForestfeatureSpringfieldcityStarved RockfeatureVilla Oliviaski areaWaukegancity
Near Horseshoe Lake State Park
The nearest places, each with its own forecast and the instruments nearest it.
- Granite Citycity, 2 mi
- Madisoncity, 3 mi
- Fairmont Cityvillage, 3 mi
- Pontoon Beachvillage, 3 mi
- Venicecity, 3 mi
- Brooklynvillage, 4 mi
- Washington Parkvillage, 5 mi
- Mitchellcommunity, 5 mi
- East St. Louiscity, 5 mi
- Caseyvillevillage, 6 mi
- Collinsvillecity, 6 mi
- Saugetvillage, 8 mi