Local weather forecast

Weather in Mc Lean, VA

Updated 2026-09-26 09:45 local time · ZIP codes 22101, 22102

Sunny
Now60°F

Sunny

High / Low67° / 54°
Rain chance57%
Wind13 mph
Weather alerts

Active alerts

2
Small Craft Advisory issued September 26 at 2:35AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued September 26 at 7:45AM EDT until September 27 at 6:00AM EDT by NWS Baltimore MD/Washington DC

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, and Patapsco River including Baltimore Harbor. * WHEN...Until 6 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft.

Safety instructions

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Hourly

Next hours

NowSunny60°4% rain
11 AMCloudy65°8% rain
12 PMOvercast67°11% rain
1 PMOvercast64°12% rain
2 PMOvercast63°12% rain
3 PMPatchy rain nearby63°13% rain
4 PMPatchy rain nearby62°14% rain
5 PMPatchy rain nearby61°16% rain
6 PMOvercast60°18% rain
7 PMPatchy rain nearby58°35% rain
8 PMLight drizzle59°39% rain
9 PMLight drizzle59°49% rain
Forecast

3-day weather forecast

Today2026-09-26
Sunny
67° 54°Sunny
Rain 57%Gust 14 mph
Tomorrow2026-09-27
Overcast
62° 56°Overcast
Rain 78%Gust 13 mph
Monday2026-09-28
Overcast
66° 56°Overcast
Rain 55%Gust 9 mph
Conditions

Weather details

Feels like51°F
Humidity60%
Pressure29.95 inHg
Visibility6 mi
Wind13 mph NNW
Wind gusts31 mph
Precipitation0.00 in
UV index1
Daylight

Sunrise, sunset and moon

Sunrise07:00 AM
Sunset06:59 PM
Moonrise06:49 PM
Moon phaseFull Moon
Next 24 hours

Key weather changes ahead

Warmest hour12 PM · 67°F
Coolest hour11 PM · 57°F
Highest rain chance11 PM · 67%
Strongest gusts8 PM · 31 mph
Practical guide

Weather insights for today

Umbrella may help

There is a moderate rain chance, peaking near 49%.

Light layers should work

It feels like 51°F with winds near 13 mph.

Best window: 11 AM

65°F, 8% rain chance and 13 mph wind.

Use extra caution while driving

Visibility is around 6 mi; gusts may reach 31 mph.

Run with a few weather adjustments

Current temperature is 60°F, wind 13 mph, rain chance up to 49%.

Low UV protection needs

UV index is 1.

Local weather characteristics in Mc Lean

Virginia ranges from Atlantic coastal plain to Appalachian highlands. Summers are generally warm and humid, while mountain areas are cooler and winter conditions vary substantially statewide.

Mc Lean is part of the South weather region. The forecast point is near 38.93°N latitude and 77.18°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.

Mc Lean weather today

Sunny and 60°F in Mc Lean, VA. Today's high is 67°F with a 57% rain chance. Winds are around 13 mph with gusts near 31 mph. Relative humidity is 60%, pressure is 29.95 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Mc Lean

Sunrise is at 07:00 AM and sunset is at 06:59 PM. Tomorrow's forecast calls for Overcast with a high near 62°F and a low near 56°F. The maximum rain chance is 78%.

Nearby

Weather near Mc Lean

Virginia

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