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Photo: Lost River State Park by Brian M. Powell (user Bitmapped on en.wikipedia) (CC BY-SA 3.0) License

Lost River State Park

State park · Mathias, West Virginia

Use caution — flow is well above normal for this date

Use caution

Use caution — flow is well above normal for this date: live streamflow is available but no water-temperature sensor is nearby.

  • Streamflow 152 ft³/s
  • Gage height 3.37 ft

Live, provisional data from USGS gauge S F SOUTH BRANCH POTOMAC RIVER NR MOOREFIELD, WV (8.2 mi away), as of Oct 20, 2:15 AM gauge-local time.

  • Flow is above the 75th percentile for Oct 20 (median 32 ft³/s over 95 years); fast water is the top river-drowning risk. — USGS daily streamflow statistics, as of Oct 20, 2:15 AM gauge-local time
Why, sources & official advisories
  • Live streamflow is available but no water-temperature sensor is nearby. — USGS gauge 01608000, as of Oct 20, 2:15 AM gauge-local time

No official beach-advisory feed for West Virginia yet — follow posted signs and local guidance.

Cool todaycamping-nearbyBarbecue grillBasketball courtPicnic tables

Woodsy year-round retreat constructed in the 1930s with modern & rustic cabins, trails & a big pool.

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Weather at Lost River State Park

42°F, Clear · H 68° / L 41° · 2% chance of rain
H: 68° L: 41°
Clear
Clear
42°
|
Feels like 40°
Precipitation
2%
Humidity
52%
Wind
4 mph
UV Index
0
12 AM
Clear
43°
3 AM
Clear
42°
6 AM
Clear
42°
9 AM
Sunny
49°
12 PM
Sunny
64°
3 PM
Sunny
68°
6 PM
Sunny
58°
9 PM
Clear
48°

Frequently asked questions

Where is Lost River State Park?
Lost River State Park is a state park in Mathias, West Virginia.
Can you swim at Lost River State Park?
Use caution — flow is well above normal for this date: live streamflow is available but no water-temperature sensor is nearby. Checked October 20, 2026.
How is Lost River State Park rated?
Lost River State Park in Mathias, West Virginia has an average visitor rating of 4.8 out of 5, based on 535 reviews.
What amenities does Lost River State Park have?
Visitor-listed amenities at Lost River State Park include camping-nearby.

Location & Contact

321 Park Dr, Mathias, WV 26812

Mathias, West Virginia 26812

💡 Best times & visiting tips
  • ›Weekday mornings (8–10 AM) are typically less crowded
  • ›Check the forecast 2–3 days ahead for best planning
  • ›Avoid holiday weekends for a quieter experience

Features & amenities

Highlights

⭐ Picnics

Accessibility

♿ Wheelchair accessible entrance♿ Wheelchair accessible parking lot

Amenities

⛺ Camping nearby🍖 Barbecue grill🏀 Basketball court🧺 Picnic tables🚻 Public restroom🏪 Slides🏪 Swings🏐 Volleyball court

Family & Children

👶 Good for kids👶 Good for kids birthday👶 Kid-friendly hikes👶 Playground
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