Weather/Virginia/Instruments/DRBV2
Wolf Trap - Difficult Run
At a river or reservoir gauge in Fairfax County, VirginiaAt a river or reservoir gauge
DCP network, identified by the register
- Identifier
- DRBV2
- Latitude
- 38.95270 N
- Longitude
- 77.29110 W
- Elevation
- -
- Listed
- Automatically, on 28 reports in 28 hours over the last seven days
- Rank
- 3of 1,183 in Virginia, Oct 4
Now, today, and the week
On the radar over Wolf Trap - Difficult RunReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
Weather instrument stations by state
At a river or reservoir gauge
Drawn as the kind of place it stands at. 13 instruments in Virginia stand at one.
What the snow tracker reads here
Every instrument in this state
-in
Snow on the ground
Station charts
Wolf Trap - Difficult Run Report
Rank 3 of 1,183 in Virginia, Oct 4. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.
247 score99.9of 100
- Reports receivedweight 35100.028 of 28 scheduled reports received in 7 days
- Arrivalweight 10100.0half its reports arrived within 14 min
- Continuityweight 10100.0longest silence 6 h, on a schedule of one report every 6 h
- Accuracyweight 20--
- Instrument checksweight 15--
- Forecast checkweight 10--
The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.
- Rank
- 3of 1,183 in Virginia, Oct 4
- Schedule
- every 6 hourson the hour's :05
- Reports received, 24 hours
- 4 of 4100% of its schedule
- Reports received, 7 days
- 28 of 28100% of its schedule
- Days reported, 30 days
- -
- Longest silence, 7 days
- 6 hoursfrom Sep 27, 8:05 AM
- Latest report
- Oct 4, 2:05 AMlocal time
- Time to reach Storm Station
- 14 min9 in 10 within 14 min
From Storm Station's own record of every report it heard from this station.
Its schedule is one report every 6 hours, 4 in 24 hours. Two reports in the same 6 hours count as one received.
The ranking these charts were drawn from, as tables
| Share of scheduled reports received | Stations |
|---|---|
| 100% | 383 |
| 90 to 99% | 569 |
| 80 to 89% | 37 |
| 70 to 79% | 40 |
| 60 to 69% | 89 |
| 50 to 59% | 9 |
| 40 to 49% | 4 |
| 30 to 39% | 24 |
| 20 to 29% | 12 |
| 10 to 19% | 12 |
| 0 to 9% | 4 |
| Day | Rank | Stations ranked | Share received |
|---|---|---|---|
| Oct 4, 2026 | 3 | 1,183 | 100.0% |
| Oct 3, 2026 | 1 | 1,140 | 100.0% |
| Oct 2, 2026 | 1 | 1,140 | 100.0% |
| Oct 1, 2026 | 208 | 820 | 100.0% |
| Sep 30, 2026 | 41 | 818 | 100.0% |
| Sep 29, 2026 | 35 | 818 | 100.0% |