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, Illinois49°
80°/48°
Clear·
Feels like 49°·Light air 2 mph E
Coming up. Tomorrow is 8 degrees warmer: a high of 88° after 80° today.
Now. Horseshoe Lake State Park is 49° and clear at 11 PM. The dew point is 48°, so the air feels dry and comfortable. Light air from the east at 2 mph.
Today and tonight. Tonight falls to about 50° by 7 AM, under a mostly clear sky. No rain is expected for the rest of the day. Air quality is moderate (index 58): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is Wednesday, near 88°, and the coolest Thursday, near 82°. The days ahead look dry.
The sky now. The Moon is a waning crescent, 23% lit, and rises at 2:33 AM after midnight. The next new Moon is Saturday, Oct 10. Look for Saturn, bright in the south-southeast. A planet shines with a steady light where the stars around it twinkle. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 38 minutes long, 3 minutes shorter than yesterday.
0UV Low
58Air quality
90%Humidity
3%Cloud
Now
11:00 PM
49feels49
now, clear
Today
Oct 5
8048
clear day
Wed
Oct 7
8857
clear day
Thu
Oct 8
8258
clear day
Fri
Oct 9
8355
overcast
Sat
Oct 10
8757
overcast
Sun
Oct 11
8561
overcast
Mon
Oct 12
8761
overcast
49°
80°48°
88°57°
82°58°
83°55°
87°57°
85°61°
87°61°
As of 11:00 PM in Horseshoe Lake State Park, Illinois.
Air quality
The air at Horseshoe Lake State Park
Index 58, moderate, led by fine particles. Read at 11 PM from its reporting area, St. Louis (Metro-east) (IL), 11 miles off.
58Moderate
- Fine particles (PM2.5)58Moderate1.9 mi
- Ozone21Good4 ppb5.3 mi
- Coarse particles (PM10)25Good1.9 mi
- Nitrogen dioxide26Good28.5 ppb5.3 mi
- Sulfur dioxide0Good0.7 ppb5.3 mi
- Carbon monoxide-0.7 ppm5.3 mi
The days ahead
Highest moderate, Wed Oct 7, led by fine particles. Yesterday measured 43, good.
GoodModerate
- 43YesterdayOct 4
- GoodTodayOct 5
- GoodTueOct 6
- ModerateWedOct 7
Smoke, the next 45 hours
Little smoke near the ground through Wed 7 PM: the index from smoke stays at 11 or under.
Precipitation
What has fallen at Horseshoe Lake State Park
None in the last 3 days, to Mon 10 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.00in
Visibility
How far you can see at Horseshoe Lake State Park, the next 45 hours
Visibility stays 10 miles or more through Wed 7 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 5 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