Observed 12:15 AM EDT at KCGS

Glenn Dale, MD weather

Clear and 42°6°.

Forecasts agree

Now 42°6°

Clear

Wind: Calm; Light through 12 PM
Dew point: 41°5°; Comfortable
Humidity: 96%; Air 42°6°, dew point 41°5° · fog or dew likely
UV index: 0Low; Moderate 11 AM–5 PM · peak 4
Air quality: 51Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.56 inHg1035 hPa; Steady over the next 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (43°6° then, 42°6° now)

Good hours for

Low 36°2° today at 6 AM
Above 50°10° today by 10 AM
High 66°19° today at 3 PM
Drops 12°7° tonight 6–9 PM (61°16° → 49°9°)
Below 50°10° tonight after 8 PM

TonightDown to 37°3° by 4 AM · Clear
This morningUp to 57°14° by 11 AM · Clear
This afternoonUp to 66°19° by 3 PM · Clear
TonightDown to 37°3° by 5 AM · Clear
Tomorrow morningUp to 60°16° by 11 AM · Clear
Tomorrow afternoonUp to 69°21° by 3 PM · Clear
Tomorrow nightDown to 52°11° by 11 PM · 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 12a	Clear	45°7° (likely 45°7° to 48°9°)	45°7°	0%	2 mph3 km/h from S, gusts 4 mph6 km/h	86%	4%	0
Sun 1a	Clear	43°6° (likely 43°6° to 47°8°)	43°6°	0%	2 mph3 km/h from E, gusts 4 mph7 km/h	93%	2%	0
Sun 2a	Clear	40°4° (likely 40°4° to 46°8°)	40°4°	0%	1 mph2 km/h from N, gusts 5 mph8 km/h	100%	3%	0
Sun 3a	Clear	39°4° (likely 39°4° to 45°7°)	39°4°	0%	1 mph2 km/h from NE, gusts 5 mph8 km/h	100%	1%	0
Sun 4a	Clear	37°3° (likely 37°3° to 44°7°)	37°3°	0%	1 mph2 km/h from N, gusts 6 mph9 km/h	100%	2%	0
Sun 5a	Clear	37°3° (likely 37°3° to 43°6°)	37°3°	0%	2 mph3 km/h from N, gusts 6 mph9 km/h	100%	2%	0
Sun 6a	Clear	36°2° (likely 36°2° to 43°6°)	36°2°	0%	2 mph3 km/h from NE, gusts 6 mph9 km/h	100%	3%	0
Sun 7a	Sunny	36°2° (likely 36°2° to 42°6°)	36°2°	0%	2 mph3 km/h from N, gusts 5 mph9 km/h	100%	2%	0
Sun 8a	Sunny	37°3° (likely 37°3° to 43°6°)	37°3°	0%	2 mph3 km/h from NE, gusts 5 mph8 km/h	100%	2%	0
Sun 9a	Sunny	44°7° (likely 44°7° to 48°9°)	44°7°	0%	2 mph3 km/h from NE, gusts 5 mph8 km/h	93%	1%	1
Sun 10a	Sunny	53°12° (likely 51°11° to 54°12°)	53°12°	0%	2 mph3 km/h from NE, gusts 6 mph10 km/h	74%	2%	2
Sun 11a	Sunny	57°14° (likely 56°13° to 59°15°)	57°14°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	64%	2%	3
Sun 12p	Sunny	60°16° (likely 60°16° to 62°17°)	60°16°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	55%	2%	4
Sun 1p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	2 mph3 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%	1 mph2 km/h from SE, gusts 3 mph5 km/h	45%	4%	4
Sun 3p	Sunny	66°19° (likely 64°18° to 66°19°)	66°19°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	43%	6%	4
Sun 4p	Sunny	66°19° (likely 64°18° to 66°19°)	66°19°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	43%	6%	3
Sun 5p	Sunny	65°18° (likely 63°17° to 65°18°)	65°18°	0%	2 mph3 km/h from SE, gusts 5 mph7 km/h	45%	4%	1
Sun 6p	Clear	61°16° (likely 59°15° to 61°16°)	61°16°	0%	2 mph3 km/h from SE, gusts 6 mph9 km/h	51%	0%	0
Sun 7p	Clear	56°13° (likely 54°12° to 56°13°)	56°13°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	64%	0%	0
Sun 8p	Clear	49°9° (likely 49°9° to 54°12°)	49°9°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	86%	0%	0
Sun 9p	Clear	46°8° (likely 46°8° to 53°12°)	46°8°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	96%	0%	0
Sun 10p	Clear	44°7° (likely 44°7° to 51°11°)	44°7°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	100%	0%	0
Sun 11p	Clear	42°6° (likely 42°6° to 50°10°)	42°6°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	100%	0%	0
Mon 12a	Clear	40°4° (likely 40°4° to 48°9°)	40°4°	0%	1 mph2 km/h from SW, gusts 4 mph6 km/h	100%	0%	0
Mon 1a	Clear	40°4° (likely 40°4° to 47°8°)	40°4°	0%	1 mph2 km/h from W, gusts 4 mph6 km/h	100%	0%	0
Mon 2a	Clear	39°4° (likely 39°4° to 46°8°)	39°4°	0%	1 mph2 km/h from W, gusts 5 mph8 km/h	100%	0%	0
Mon 3a	Clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	2 mph3 km/h from W, gusts 5 mph8 km/h	100%	0%	0
Mon 4a	Clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	2 mph3 km/h from W, gusts 5 mph8 km/h	100%	1%	0
Mon 5a	Clear	37°3° (likely 37°3° to 44°7°)	37°3°	0%	2 mph3 km/h from W, gusts 5 mph8 km/h	100%	2%	0
Mon 6a	Clear	37°3° (likely 37°3° to 43°6°)	37°3°	0%	2 mph3 km/h from NW, gusts 5 mph9 km/h	100%	14%	0
Mon 7a	Partly sunny	37°3° (likely 37°3° to 43°6°)	37°3°	0%	2 mph3 km/h from W, gusts 6 mph9 km/h	100%	24%	0
Mon 8a	Partly sunny	38°3° (likely 38°3° to 44°7°)	36°2°	0%	3 mph5 km/h from W, gusts 6 mph10 km/h	100%	34%	0
Mon 9a	Partly sunny	45°7° (likely 45°7° to 48°9°)	44°7°	0%	3 mph5 km/h from W, gusts 7 mph12 km/h	100%	27%	1
Mon 10a	Sunny	55°13° (likely 53°12° to 55°13°)	55°13°	0%	3 mph5 km/h from W, gusts 9 mph15 km/h	74%	0%	2
Mon 11a	Sunny	60°16° (likely 59°15° to 60°16°)	60°16°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	62%	0%	3
Mon 12p	Sunny	64°18° (likely 62°17° to 65°18°)	64°18°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	54%	8%	4
Mon 1p	Sunny	66°19° (likely 65°18° to 68°20°)	66°19°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	48%	6%	4
Mon 2p	Sunny	68°20° (likely 67°19° to 70°21°)	68°20°	0%	6 mph10 km/h from W, gusts 10 mph16 km/h	45%	8%	4
Mon 3p	Sunny	69°21° (likely 68°20° to 70°21°)	69°21°	0%	6 mph10 km/h from NW, gusts 11 mph18 km/h	42%	0%	4
Mon 4p	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%	3
Mon 5p	Sunny	69°21° (likely 67°19° to 69°21°)	69°21°	0%	5 mph8 km/h from NW, gusts 11 mph17 km/h	44%	0%	1
Mon 6p	Clear	65°18° (likely 63°17° to 65°18°)	65°18°	0%	5 mph8 km/h from W, gusts 7 mph11 km/h	50%	0%	0
Mon 7p	Clear	61°16° (likely 59°15° to 61°16°)	61°16°	0%	5 mph8 km/h from W, gusts 6 mph9 km/h	60%	0%	0
Mon 8p	Clear	56°13° (likely 55°13° to 57°14°)	56°13°	0%	3 mph5 km/h from W, gusts 5 mph9 km/h	74%	2%	0
Mon 9p	Clear	54°12° (likely 51°11° to 56°13°)	54°12°	0%	3 mph5 km/h from W, gusts 4 mph7 km/h	80%	0%	0
Mon 10p	Clear	53°12° (likely 49°9° to 56°13°)	53°12°	0%	3 mph5 km/h from NW, gusts 4 mph6 km/h	83%	0%	0
Mon 11p	Clear	52°11° (likely 48°9° to 55°13°)	52°11°	0%	3 mph5 km/h from NW, gusts 4 mph7 km/h	86%	0%	0

Days ahead

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

Today, Oct 25. Sunny. High 66°19°, low 36°2°. Typical 65°18° / 43°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 37°3°
  Dry
Official NWS forecast
Today: Patchy frost before 9am. Sunny, with a high near 66. East wind around 2 mph.
Tonight: Patchy fog between 2am and 4am, then patchy frost and patchy fog. Mostly clear, with a low around 36. Northeast wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
36°2°–42°6°
Typical high / low
65°18° / 43°6°
Wind
6 mph9 km/h
UV peak
4
Tomorrow, Oct 26. Sunny. High 69°21°, low 49°9°. Typical 64°18° / 43°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  Dry
Official NWS forecast
Day: Patchy frost before 8am. Sunny, with a high near 69. West wind 2 to 6 mph.
Night: Clear, with a low around 49. Northwest wind around 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
64°18° / 43°6°
Wind
6 mph10 km/h, gusts 14 mph22 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 68°20°, low 46°8°. Typical 64°18° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 67°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
46°8°–51°11°
Typical high / low
64°18° / 42°6°
Wind
9 mph14 km/h, gusts 18 mph29 km/h
UV peak
4
Wednesday, Oct 28. Mostly cloudy. High 65°18°, low 48°9°. Typical 64°18° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  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 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–66°19°
Low, likely
45°7°–49°9°
Typical high / low
64°18° / 42°6°
Wind
7 mph11 km/h, gusts 16 mph26 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 71°22°, low 49°9°. Typical 63°17° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 47°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 58°14°
  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 71.
Night: Mostly clear, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–71°22°
Low, likely
46°8°–49°9°
Typical high / low
63°17° / 42°6°
Wind
7 mph12 km/h, gusts 23 mph36 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 74°23°, low 51°11°. Typical 63°17° / 41°5°. Dry. Mostly 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, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–77°25°
Low, likely
46°8°–51°11°
Typical high / low
63°17° / 41°5°
Wind
6 mph10 km/h, gusts 12 mph20 km/h
UV peak
4
Saturday, Oct 31. Partly sunny. High 72°22°, low 50°10°. Typical 62°17° / 41°5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  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
65°18°–72°22°
Low, likely
47°8°–53°12°
Typical high / low
62°17° / 41°5°
Wind
8 mph12 km/h, gusts 20 mph32 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 71°22°, low 53°12°. Typical 62°17° / 41°5°. Rain 0.03 in0.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 64°18°
  20% chance · 0.04 in1.1 mm
4. Overnight
  midnight–6 AM
  Showers, 63°17°
  30% chance · 0.11 in2.8 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
68°20°–75°24°
Low, likely
50°10°–55°13°
Typical high / low
62°17° / 41°5°
Wind
9 mph15 km/h, gusts 29 mph46 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 74°23°, low 61°16°. Typical 62°17° / 40°4°. Rain 0.25 in6.4 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Showers, 64°18°
  20% chance · 0.12 in2.9 mm
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 67°19°
  20% chance · 0.06 in1.6 mm
4. Overnight
  midnight–6 AM
  Clear, 59°15°
  20% chance · 0.16 in4.1 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
71°22°–80°27°
Low, likely
57°14°–69°21°
Typical high / low
62°17° / 40°4°
Wind
16 mph25 km/h, gusts 40 mph64 km/h
UV peak
2
Tuesday, Nov 3. Cloudy. High 71°22°, low 58°14°. Typical 61°16° / 40°4°. Rain 0.12 in3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 60°16°
  20% chance · 0.05 in1.3 mm
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  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
67°19°–78°26°
Low, likely
54°12°–61°16°
Typical high / low
61°16° / 40°4°
Wind
14 mph22 km/h, gusts 30 mph49 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 66°, low 36°.
Tomorrow
Dry, high 69°, low 49°, warming up.
Tuesday
Dry, high 68°, low 46°.
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

Unnamed Tributary at Greenbelt

2.5 mi

Level: 0.1 ft

Reading from Sat 11:25 PM · NWS gauge page

Unnamed Tributary at Bowie

3.1 mi

Level: 2.5 ft

Reading from Sat 6:50 PM · NWS gauge page

Unnamed Tributary below Greenbelt Lake near Greenbelt

5.2 mi

Level: 1.8 ft

Reading from Sat 9:10 PM · NWS gauge page

Western Branch near Woodmore / Lottsford Road

5.2 mi

Below flood stage

Level: 1.5 ft

Reading from Sat 11:50 PM · NWS gauge page

For your home

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

Heating this week

About 67% less heating than a typical week.

This week 28Typical 86

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 22
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 17 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 41°F).

Open the windows?

Today, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

BELTSVILLE · official normals 1991–2020 · records 1941–2026

Oct 25, today vs a typical year

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

Last 7 days vs normal

—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24
—SunOct 25

Glenn Dale weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 48 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 22 min less
Golden hour: 5:37–6:31 PM; Morning 7:10–8:04 AM
Blue hour: 6:31–6:42 PM; Morning 6:59–7:10 AM; first light 6:59 AM

Stars tonight? Fair

Clear 12:49–6:59 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

99% lit · growing

Today: sets 6:49 AM · rises 5:40 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Glenn Dale. The highest point on the skyline is about 2,700 ft, 29 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.