Rockville, MD · on road · paved

Dufief Mill Road

2 mi Out-and-back 82 ft gain

2-mile paved route with 82 ft of elevation gain, signed as part of the regional cycle network, routed on public roads.

Live · updated Jul 12, 11:08 AM ET

Today's verdict

Thunderstorms in the forecast — lightning and cyclists are a bad combination.

Thunderstorms — lightning and cyclists do not mix — get off the road before they arrive.
Pavement: wet — wet during the likely ride window — reduced braking, road spray, limited visibility to drivers.
Exposed + wet pavement — on road traffic with wet pavement — drivers have less reaction margin. take the lane.

0 /100

skip

0 Bike commuting

0 Road

0 E-bike

0 Bike-share

Best for bike commuting today

Route map

Orange marker is the start. Click the map to enable scroll-zoom — the polyline is approximate; use Ride with GPS or Komoot for turn-by-turn.

Atmosphere

Air temp

75°F

Cloudy
Wind

— mph

E
Rain

21%

Next 24h: 0.00"
Humidity

94%

Surface & daylight

Pavement

wet

paved surface
Sunrise

5:52 AM
Sunset

8:35 PM

567 min remaining

Best time today

12 PM looks best — 80°F · 7 mph E wind · mostly cloudy. 7 PM is a close second (19/100).

12 PM Best

80°

Mostly Cloudy

7 mph E

1 PM

81°

Slight Chance Showers And Thunderstorms

8 mph E

—

2 PM

82°

Slight Chance Showers And Thunderstorms

8 mph E

—

3 PM

83°

Slight Chance Showers And Thunderstorms

9 mph E

—

4 PM

83°

Mostly Cloudy

9 mph E

5 PM

82°

Mostly Cloudy

9 mph E

6 PM

81°

Mostly Cloudy

9 mph E

7 PM

79°

Mostly Cloudy

8 mph SE

8 PM

78°

Mostly Cloudy

7 mph SE

Wind on this route

Calm — wind is a non-factor today.

Currently 0 mph from the N (0°). Relative to this ride's overall bearing, a quartering tailwind.

Leg 1 Bearing 229° · quartering tailwind 0.2 mi
Leg 2 Bearing 229° · quartering tailwind 0.2 mi
Leg 3 Bearing 221° · quartering tailwind 0.2 mi
Leg 4 Bearing 209° · tailwind 0.2 mi
Leg 5 Bearing 204° · tailwind 0.2 mi
Leg 6 Bearing 209° · tailwind 0.2 mi
Leg 7 Bearing 228° · quartering tailwind 0.2 mi
Leg 8 Bearing 244° · quartering tailwind 0.2 mi

Elevation profile

99 ft gain 96 ft loss Max 404' Min 341' 1.9 mi sampled

Score breakdown

75°F air Within comfort range, outside ideal

-3

−

Exposed + wet pavement on road traffic with wet pavement — drivers have less reaction margin. Take the lane.

-6

−

Thunderstorms Lightning and cyclists do not mix — get off the road before they arrive.

-45

−

Pavement: wet Wet during the likely ride window — reduced braking, road spray, limited visibility to drivers.

-32

Advisories & nearby alerts

NWSTest Message

About this route

Distance: 2 mi one-way (double for round-trip)
Elevation gain: 82 ft
Surface: paved
Shape: Out-and-back
Traffic exposure: on road
Activities: road cycling · e bike · commuting · bike share-touring
Cycle network: RCN
Start: 39.1002, -77.2250
City hub: Rockville, MD
OSM: relation 16243531

Description sourced from OpenStreetMap relation tags and member-way geometry.