Observed 1:30 AM EDT at KDCA

Falls Church, VA weather

Clear and 48°9°.

Forecasts agree

Now 48°9°

Clear

Wind: 5 mph7 km/h; From the north. Light through 1 PM
Dew point: 45°7°; Comfortable
UV index: 0Low; Moderate 11 AM–5 PM · peak 4
Air quality: 65Moderate; PM2.5 (fine particles) · tomorrow good
Pressure: 30.55 inHg1035 hPa; Steady over the next 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 39°4° tonight at 5 AM
Above 50°10° today by 10 AM
High 66°19° today at 4 PM
Below 50°10° tonight after 9 PM

TonightDown to 39°4° by 5 AM · Clear
This morningUp to 58°14° by 11 AM · Clear
This afternoonUp to 66°19° by 4 PM · Clear
TonightDown to 40°4° by 5 AM · Clear
Tomorrow morningUp to 59°15° by 11 AM · Clear
Tomorrow afternoonUp to 69°21° by 3 PM · Clear
Tomorrow nightDown to 51°11° by midnight · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sun 1a	Clear	48°9° (likely 44°7° to 48°9°)	48°9°	0%	1 mph2 km/h from NW, gusts 5 mph8 km/h	77%	7%	0
Sun 2a	Clear	45°7° (likely 44°7° to 46°8°)	45°7°	0%	1 mph2 km/h from N, gusts 5 mph8 km/h	86%	1%	0
Sun 3a	Clear	41°5° (likely 41°5° to 45°7°)	41°5°	0%	1 mph2 km/h from NE, gusts 5 mph7 km/h	100%	1%	0
Sun 4a	Clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	1 mph2 km/h from N, gusts 4 mph7 km/h	100%	0%	0
Sun 5a	Clear	39°4° (likely 39°4° to 44°7°)	39°4°	0%	1 mph2 km/h from N, gusts 5 mph7 km/h	100%	0%	0
Sun 6a	Clear	39°4° (likely 39°4° to 43°6°)	39°4°	0%	1 mph2 km/h from N, gusts 5 mph8 km/h	100%	0%	0
Sun 7a	Sunny	39°4° (likely 39°4° to 43°6°)	39°4°	0%	1 mph2 km/h from N, gusts 5 mph8 km/h	100%	3%	0
Sun 8a	Sunny	39°4° (likely 39°4° to 43°6°)	39°4°	0%	2 mph3 km/h from N, gusts 5 mph8 km/h	100%	11%	0
Sun 9a	Sunny	45°7° (likely 44°7° to 48°9°)	45°7°	0%	2 mph3 km/h from N, gusts 5 mph8 km/h	93%	11%	1
Sun 10a	Sunny	52°11° (likely 52°11° to 54°12°)	52°11°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	77%	2%	2
Sun 11a	Sunny	58°14° (likely 57°14° to 58°14°)	58°14°	0%	2 mph3 km/h from E, gusts 5 mph9 km/h	62%	2%	3
Sun 12p	Sunny	61°16° (likely 60°16° to 62°17°)	61°16°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	53%	2%	4
Sun 1p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	50%	2%	4
Sun 2p	Sunny	65°18° (likely 63°17° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 5 mph8 km/h	45%	2%	4
Sun 3p	Sunny	65°18° (likely 64°18° to 66°19°)	65°18°	0%	0 mph0 km/h, gusts 5 mph8 km/h	45%	3%	4
Sun 4p	Sunny	66°19° (likely 64°18° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 5 mph9 km/h	43%	3%	3
Sun 5p	Sunny	65°18° (likely 63°17° to 65°18°)	65°18°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	45%	2%	1
Sun 6p	Clear	62°17° (likely 59°15° to 62°17°)	62°17°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	50%	1%	0
Sun 7p	Clear	58°14° (likely 56°13° to 58°14°)	58°14°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	59%	2%	0
Sun 8p	Clear	52°11° (likely 52°11° to 56°13°)	52°11°	0%	2 mph3 km/h from S, gusts 5 mph7 km/h	80%	0%	0
Sun 9p	Clear	49°9° (likely 49°9° to 54°12°)	49°9°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	89%	0%	0
Sun 10p	Clear	47°8° (likely 47°8° to 51°11°)	47°8°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	96%	0%	0
Sun 11p	Clear	45°7° (likely 45°7° to 50°10°)	45°7°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	100%	0%	0
Mon 12a	Clear	43°6° (likely 43°6° to 50°10°)	43°6°	0%	1 mph2 km/h from SW, gusts 5 mph7 km/h	100%	0%	0
Mon 1a	Clear	42°6° (likely 42°6° to 49°9°)	42°6°	0%	1 mph2 km/h from W, gusts 6 mph9 km/h	100%	0%	0
Mon 2a	Clear	42°6° (likely 42°6° to 47°8°)	42°6°	0%	2 mph3 km/h from W, gusts 5 mph9 km/h	100%	0%	0
Mon 3a	Clear	41°5° (likely 41°5° to 46°8°)	41°5°	0%	2 mph3 km/h from W, gusts 5 mph9 km/h	100%	0%	0
Mon 4a	Clear	41°5° (likely 41°5° to 45°7°)	41°5°	0%	2 mph3 km/h from W, gusts 5 mph9 km/h	100%	3%	0
Mon 5a	Clear	40°4° (likely 40°4° to 45°7°)	40°4°	0%	2 mph3 km/h from W, gusts 6 mph9 km/h	100%	11%	0
Mon 6a	Clear	40°4° (likely 40°4° to 44°7°)	40°4°	0%	2 mph3 km/h from NW, gusts 7 mph11 km/h	100%	13%	0
Mon 7a	Sunny	40°4° (likely 40°4° to 43°6°)	40°4°	0%	2 mph3 km/h from NW, gusts 7 mph12 km/h	100%	15%	0
Mon 8a	Sunny	40°4° (likely 40°4° to 44°7°)	38°3°	0%	3 mph5 km/h from W, gusts 7 mph12 km/h	100%	16%	0
Mon 9a	Sunny	46°8° (likely 45°7° to 49°9°)	45°7°	0%	3 mph5 km/h from W, gusts 7 mph11 km/h	100%	21%	1
Mon 10a	Sunny	54°12° (likely 52°11° to 56°13°)	54°12°	0%	3 mph5 km/h from W, gusts 8 mph12 km/h	77%	0%	2
Mon 11a	Sunny	59°15° (likely 59°15° to 60°16°)	59°15°	0%	3 mph5 km/h from W, gusts 9 mph14 km/h	67%	0%	3
Mon 12p	Sunny	63°17° (likely 63°17° to 64°18°)	63°17°	0%	5 mph8 km/h from NW, gusts 9 mph14 km/h	56%	9%	4
Mon 1p	Sunny	66°19° (likely 65°18° to 67°19°)	66°19°	0%	5 mph8 km/h from NW, gusts 9 mph15 km/h	50%	6%	4
Mon 2p	Sunny	68°20° (likely 67°19° to 69°21°)	68°20°	0%	6 mph10 km/h from NW, gusts 10 mph16 km/h	45%	7%	4
Mon 3p	Sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	6 mph10 km/h from NW, gusts 11 mph17 km/h	44%	0%	4
Mon 4p	Sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	5 mph8 km/h from NW, gusts 10 mph16 km/h	44%	1%	3
Mon 5p	Sunny	68°20° (likely 67°19° to 69°21°)	68°20°	0%	5 mph8 km/h from NW, gusts 10 mph17 km/h	45%	0%	1
Mon 6p	Clear	65°18° (likely 62°17° to 65°18°)	65°18°	0%	3 mph5 km/h from NW, gusts 8 mph12 km/h	52%	0%	0
Mon 7p	Clear	61°16° (likely 59°15° to 61°16°)	61°16°	0%	2 mph3 km/h from NW, gusts 4 mph7 km/h	60%	0%	0
Mon 8p	Clear	57°14° (likely 55°13° to 59°15°)	57°14°	0%	2 mph3 km/h from W, gusts 4 mph6 km/h	69%	2%	0
Mon 9p	Clear	55°13° (likely 50°10° to 60°16°)	55°13°	0%	2 mph3 km/h from NW, gusts 5 mph8 km/h	77%	1%	0
Mon 10p	Clear	53°12° (likely 48°9° to 58°14°)	53°12°	0%	2 mph3 km/h from NW, gusts 7 mph11 km/h	83%	2%	0
Mon 11p	Clear	52°11° (likely 47°8° to 57°14°)	52°11°	0%	3 mph5 km/h from NW, gusts 6 mph9 km/h	86%	2%	0
Tue 12a	Clear	51°11° (likely 46°8° to 56°13°)	51°11°	0%	3 mph5 km/h from NW, gusts 6 mph10 km/h	89%	1%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 25. Fog. High 66°19°, low 39°4°. Typical 66°19° / 49°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°4°
  Dry
Official NWS forecast
Today: Patchy fog before 8am. Sunny, with a high near 66. East wind around 2 mph.
Tonight: Patchy fog after 3am. Mostly clear, with a low around 39. North wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
39°4°–42°6°
Typical high / low
66°19° / 49°9°
Wind
6 mph9 km/h
UV peak
4
Tomorrow, Oct 26. Sunny. High 69°21°, low 49°9°. Typical 66°19° / 48°9°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 69. Northwest wind 2 to 6 mph.
Night: Clear, with a low around 49. Northwest wind 2 to 6 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
40°4°–49°9°
Typical high / low
66°19° / 48°9°
Wind
6 mph10 km/h, gusts 15 mph23 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 68°20°, low 47°8°. Typical 65°18° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–70°21°
Low, likely
46°8°–51°11°
Typical high / low
65°18° / 48°9°
Wind
7 mph11 km/h, gusts 17 mph28 km/h
UV peak
4
Wednesday, Oct 28. Mostly cloudy. High 65°18°, low 49°9°. Typical 65°18° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 65.
Night: Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
44°7°–50°10°
Typical high / low
65°18° / 48°9°
Wind
6 mph10 km/h, gusts 14 mph23 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 70°21°, low 50°10°. Typical 65°18° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Mostly clear, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
47°8°–50°10°
Typical high / low
65°18° / 47°8°
Wind
7 mph11 km/h, gusts 22 mph36 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 74°23°, low 51°11°. Typical 64°18° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 74.
Night: Mostly clear, with a low around 51.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
74°23°–77°25°
Low, likely
45°7°–53°12°
Typical high / low
64°18° / 47°8°
Wind
6 mph9 km/h, gusts 13 mph21 km/h
UV peak
4
Saturday, Oct 31. Partly sunny. High 72°22°, low 51°11°. Typical 64°18° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 72.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–74°23°
Low, likely
46°8°–55°13°
Typical high / low
64°18° / 46°8°
Wind
7 mph11 km/h, gusts 19 mph30 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 71°22°, low 54°12°. Typical 64°18° / 46°8°. Rain 0.04 in1 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°10°
  20% chance
2. Afternoon
  noon–6 PM
  Partly sunny, 71°22°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  30% chance · 0.05 in1.1 mm
4. Overnight
  midnight–6 AM
  Cloudy, 61°16°
  30% chance · 0.03 in0.9 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–74°23°
Low, likely
50°10°–57°14°
Typical high / low
64°18° / 46°8°
Wind
10 mph15 km/h, gusts 20 mph31 km/h
UV peak
3
Monday, Nov 2. Cloudy. High 72°22°, low 60°16°. Typical 63°17° / 46°8°. Rain 0.25 in6.4 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 62°17°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  20% chance · 0.03 in0.8 mm
3. Evening
  6 PM–midnight
  Mostly clear, 66°19°
  20% chance · 0.23 in5.8 mm
4. Overnight
  midnight–6 AM
  Partly cloudy, 60°15°
  20% chance · 0.14 in3.6 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–75°24°
Low, likely
57°14°–67°19°
Typical high / low
63°17° / 46°8°
Wind
17 mph27 km/h, gusts 37 mph59 km/h
UV peak
3
Tuesday, Nov 3. Cloudy. High 73°23°, low 59°15°. Typical 63°17° / 45°7°. Rain 0.09 in2.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 61°16°
  20% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 66°19°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–79°26°
Low, likely
58°14°–62°17°
Typical high / low
63°17° / 45°7°
Wind
15 mph23 km/h, gusts 33 mph53 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 66°, low 39°.
Tomorrow
Dry, high 69°, low 49°, warming up.
Tuesday
Dry, high 68°, low 47°.
Rest of week
Mostly dry, highs 65–74°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (LWX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Potomac River near Washington DC (Little Falls)

5.2 mi

Below flood stage

Level: 3.1 ft
Flow: 3,400 cfs

Forecast peak 3.1 ft Sun 2 AM

Reading from Sat 11:50 PM · NWS gauge page

Potomac River at Georgetown / Wisconsin Ave

5.9 mi

Below flood stage

Level: 3.3 ft

Forecast peak 5.4 ft Sun 7 AM

Reading from Sat 11:54 PM · NWS gauge page

Tripps Run at Falls Church, VA

0.4 mi

Below flood stage

Level: 0.8 ft

Reading from Sun 1 AM · NWS gauge page

Four Mile Run at HWY 29

0.7 mi

Below flood stage

Level: 1.9 ft
Flow: 1 cfs

Reading from Sun 12:45 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 58% less heating than a typical week.

This week 26Typical 61

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 20
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 14 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 45°F).

Open the windows?

Today, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

Washington Reagan National Airport · official normals 1991–2020 · records 1872–2026

Oct 25, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

On average 1° colder than normal (daily mean temperature).

−4°−2°MonOct 19
+1°±0°TueOct 20
±0°WedOct 21
−1°ThuOct 22
−1°FriOct 23
—SatOct 24
—SunOct 25

Falls Church weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 48 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 22 min less
Golden hour: 5:39–6:33 PM; Morning 7:11–8:05 AM
Blue hour: 6:33–6:43 PM; Morning 7:01–7:11 AM; first light 7:01 AM

Stars tonight? Fair

Clear 1:57–7:01 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

99% lit · growing

Today: sets 6:50 AM · rises 5:42 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Falls Church. The highest point on the skyline is about 3,300 ft, 55 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Falls Church, VA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Tuesday

Rest of week

What changed since yesterday

Radar

Rivers

Potomac River near Washington DC (Little Falls)

Potomac River at Georgetown / Wisconsin Ave

Tripps Run at Falls Church, VA

Four Mile Run at HWY 29

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 25, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon