Cabin Branch near Upper Marlboro / Ritchie Marlboro Road
1.2 mi- Level
- 0.9 ft
Reading from Sat 7:05 AM · NWS gauge page
Observed 7:55 AM EDT at KADW
Brown Station, MD weather
Sunny and 38°3°.
Today: low 37°3° (likely 37°3° to 42°6°), high 63°17° (likely 61°16° to 63°17°).
Now 38°3°
Sunny · Feels like 35°2°
- Wind
- 5 mph8 km/h
- From the northeast. Up to 6 mph10 km/h through 9 PM
- Dew point
- 36°2°
- Comfortable · up to 44°7° by 11 AM
- Humidity
- 91%
- Air 38°3°, dew point 36°2° · fog or dew likely
- UV index
- 1Low
- Moderate 11 AM–5 PM · peak 4
- Air quality
- 48Good
- PM2.5 (fine particles) · tomorrow moderate
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
9°5° cooler than this time yesterday (47°8° then, 38°3° now)
Good hours for
This morningUp to 57°14° by 11 AM · Clear
This afternoonUp to 63°17° by 2 PM · Clear
TonightDown to 38°3° by 4 AM · Clear
Tomorrow morningUp to 58°14° by 11 AM · Clear
Tomorrow afternoonUp to 67°19° by 3 PM · Clear
Tomorrow nightDown to 41°5° by 5 AM · Clear
Monday morningNear 40°4° · Clear
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 9a | Sunny | 46°8° (likely 44°7° to 48°9°) | 45°7° | 0% | 3 mph5 km/h from NE, gusts 9 mph14 km/h | 83% | 16% | 1 |
| Sat 10a | Mostly sunny | 52°11° (likely 50°10° to 53°12°) | 52°11° | 0% | 5 mph8 km/h from NE, gusts 10 mph16 km/h | 69% | 11% | 2 |
| Sat 11a | Sunny | 57°14° (likely 53°12° to 58°14°) | 57°14° | 0% | 5 mph8 km/h from E, gusts 11 mph18 km/h | 62% | 28% | 3 |
| Sat 12p | Sunny | 59°15° (likely 57°14° to 61°16°) | 59°15° | 0% | 6 mph10 km/h from E, gusts 11 mph18 km/h | 55% | 18% | 4 |
| Sat 1p | Mostly sunny | 62°17° (likely 59°15° to 62°17°) | 62°17° | 0% | 6 mph10 km/h from E, gusts 10 mph16 km/h | 50% | 25% | 4 |
| Sat 2p | Mostly sunny | 63°17° (likely 60°16° to 63°17°) | 63°17° | 0% | 6 mph10 km/h from E, gusts 9 mph14 km/h | 46% | 20% | 4 |
| Sat 3p | Mostly sunny | 63°17° (likely 61°16° to 63°17°) | 63°17° | 0% | 6 mph10 km/h from E, gusts 7 mph11 km/h | 46% | 17% | 4 |
| Sat 4p | Mostly sunny | 63°17° (likely 61°16° to 63°17°) | 63°17° | 0% | 5 mph8 km/h from E, gusts 6 mph10 km/h | 44% | 13% | 3 |
| Sat 5p | Sunny | 62°17° (likely 59°15° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 46% | 9% | 1 |
| Sat 6p | Clear | 59°15° (likely 56°13° to 59°15°) | 59°15° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 51% | 4% | 0 |
| Sat 7p | Clear | 53°12° (likely 52°11° to 54°12°) | 53°12° | 0% | 3 mph5 km/h from NE, gusts 5 mph8 km/h | 66% | 7% | 0 |
| Sat 8p | Clear | 49°9° (likely 49°9° to 51°11°) | 49°9° | 0% | 2 mph3 km/h from NE, gusts 6 mph9 km/h | 77% | 10% | 0 |
| Sat 9p | Mostly clear | 46°8° (likely 46°8° to 50°10°) | 46°8° | 0% | 2 mph3 km/h from NE, gusts 6 mph9 km/h | 86% | 22% | 0 |
| Sat 10p | Mostly clear | 44°7° (likely 44°7° to 49°9°) | 44°7° | 0% | 2 mph3 km/h from NE, gusts 5 mph8 km/h | 93% | 46% | 0 |
| Sat 11p | Mostly clear | 42°6° (likely 42°6° to 49°9°) | 42°6° | 0% | 2 mph3 km/h from E, gusts 5 mph8 km/h | 100% | 32% | 0 |
| Sun 12a | Clear | 41°5° (likely 41°5° to 48°9°) | 41°5° | 0% | 1 mph2 km/h from E, gusts 3 mph5 km/h | 100% | 13% | 0 |
| Sun 1a | Fog | 41°5° (likely 41°5° to 47°8°) | 41°5° | 0% | 1 mph2 km/h from NE, gusts 3 mph4 km/h | 100% | 23% | 0 |
| Sun 2a | Clear | 40°4° (likely 40°4° to 47°8°) | 40°4° | 0% | 1 mph2 km/h from NE, gusts 3 mph5 km/h | 100% | 7% | 0 |
| Sun 3a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 1 mph2 km/h from NE, gusts 3 mph5 km/h | 100% | 2% | 0 |
| Sun 4a | Clear | 38°3° (likely 38°3° to 46°8°) | 38°3° | 0% | 1 mph2 km/h from N, gusts 5 mph8 km/h | 100% | 5% | 0 |
| Sun 5a | Clear | 38°3° (likely 38°3° to 46°8°) | 38°3° | 0% | 2 mph3 km/h from N, gusts 5 mph8 km/h | 100% | 5% | 0 |
| Sun 6a | Clear | 37°3° (likely 37°3° to 45°7°) | 37°3° | 0% | 2 mph3 km/h from N, gusts 5 mph8 km/h | 100% | 8% | 0 |
| Sun 7a | Sunny | 37°3° (likely 37°3° to 44°7°) | 37°3° | 0% | 2 mph3 km/h from N, gusts 6 mph10 km/h | 100% | 3% | 0 |
| Sun 8a | Sunny | 38°3° (likely 38°3° to 45°7°) | 38°3° | 0% | 2 mph3 km/h from N, gusts 6 mph10 km/h | 100% | 3% | 0 |
| Sun 9a | Sunny | 45°7° (likely 45°7° to 49°9°) | 45°7° | 0% | 2 mph3 km/h from N, gusts 5 mph8 km/h | 96% | 1% | 1 |
| Sun 10a | Sunny | 52°11° (likely 52°11° to 56°13°) | 52°11° | 0% | 2 mph3 km/h from NE, gusts 8 mph13 km/h | 80% | 2% | 2 |
| Sun 11a | Sunny | 58°14° (likely 57°14° to 61°16°) | 58°14° | 0% | 3 mph5 km/h from NE, gusts 9 mph14 km/h | 64% | 3% | 3 |
| Sun 12p | Sunny | 61°16° (likely 60°16° to 63°17°) | 61°16° | 0% | 2 mph3 km/h from NE, gusts 7 mph11 km/h | 58% | 3% | 4 |
| Sun 1p | Sunny | 65°18° (likely 61°16° to 65°18°) | 65°18° | 0% | 2 mph3 km/h from E, gusts 6 mph10 km/h | 48% | 5% | 4 |
| Sun 2p | Sunny | 66°19° (likely 62°17° to 66°19°) | 66°19° | 0% | 2 mph3 km/h from E, gusts 5 mph9 km/h | 45% | 14% | 4 |
| Sun 3p | Sunny | 67°19° (likely 63°17° to 67°19°) | 67°19° | 0% | 2 mph3 km/h from E, gusts 5 mph8 km/h | 43% | 12% | 4 |
| Sun 4p | Sunny | 67°19° (likely 63°17° to 67°19°) | 67°19° | 0% | 2 mph3 km/h from E, gusts 4 mph7 km/h | 43% | 7% | 3 |
| Sun 5p | Sunny | 66°19° (likely 62°17° to 66°19°) | 66°19° | 0% | 2 mph3 km/h from E, gusts 5 mph8 km/h | 45% | 8% | 1 |
| Sun 6p | Clear | 62°17° (likely 58°14° to 62°17°) | 62°17° | 0% | 2 mph3 km/h from E, gusts 4 mph7 km/h | 52% | 1% | 0 |
| Sun 7p | Clear | 56°13° (likely 53°12° to 56°13°) | 56°13° | 0% | 2 mph3 km/h from E, gusts 4 mph7 km/h | 66% | 0% | 0 |
| Sun 8p | Clear | 52°11° (likely 51°11° to 53°12°) | 52°11° | 0% | 2 mph3 km/h from SE, gusts 4 mph7 km/h | 77% | 0% | 0 |
| Sun 9p | Clear | 50°10° (likely 50°10° to 52°11°) | 50°10° | 0% | 1 mph2 km/h from SE, gusts 3 mph4 km/h | 80% | 0% | 0 |
| Sun 10p | Clear | 48°9° (likely 48°9° to 51°11°) | 48°9° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 83% | 0% | 0 |
| Sun 11p | Clear | 46°8° (likely 46°8° to 49°9°) | 46°8° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 89% | 0% | 0 |
| Mon 12a | Clear | 45°7° (likely 45°7° to 48°9°) | 45°7° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 93% | 0% | 0 |
| Mon 1a | Clear | 44°7° (likely 44°7° to 46°8°) | 44°7° | 0% | 1 mph2 km/h from SW, gusts 4 mph7 km/h | 93% | 0% | 0 |
| Mon 2a | Clear | 43°6° (likely 43°6° to 46°8°) | 43°6° | 0% | 1 mph2 km/h from W, gusts 4 mph6 km/h | 96% | 0% | 0 |
| Mon 3a | Clear | 42°6° (likely 40°4° to 47°8°) | 42°6° | 0% | 1 mph2 km/h from W, gusts 3 mph5 km/h | 100% | 0% | 0 |
| Mon 4a | Clear | 42°6° (likely 39°4° to 46°8°) | 42°6° | 0% | 2 mph3 km/h from W, gusts 3 mph5 km/h | 100% | 0% | 0 |
| Mon 5a | Clear | 41°5° (likely 39°4° to 46°8°) | 41°5° | 0% | 2 mph3 km/h from W, gusts 3 mph6 km/h | 100% | 16% | 0 |
| Mon 6a | Clear | 39°4° (likely 39°4° to 46°8°) | 39°4° | 0% | 2 mph3 km/h from W, gusts 4 mph6 km/h | 100% | 17% | 0 |
| Mon 7a | Sunny | 39°4° (likely 38°3° to 45°7°) | 37°3° | 0% | 3 mph5 km/h from W, gusts 4 mph6 km/h | 100% | 25% | 0 |
| Mon 8a | Sunny | 41°5° (likely 38°3° to 46°8°) | 39°4° | 0% | 3 mph5 km/h from W, gusts 5 mph8 km/h | 100% | 25% | 0 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Mostly sunny. High 63°17°, low 37°3°. Typical 66°19° / 49°9°. Dry. Mostly agree.
Morning
6 AM–noon
Mostly sunny, 57°14°Dry
Afternoon
noon–6 PM
Mostly sunny, 63°17°Dry
Evening
6 PM–midnight
Mostly clear, 49°9°Dry
Overnight
midnight–6 AM
Clear, 38°3°Dry
Official NWS forecast
Today: Sunny, with a high near 63. East wind around 6 mph.
Tonight: Patchy fog between midnight and 5am. Mostly clear, with a low around 37. Northeast wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 61°16°–63°17°
- Low, likely
- 37°3°–42°6°
- Typical high / low
- 66°19° / 49°9°
- Wind
- 8 mph12 km/h, gusts 15 mph25 km/h
- UV peak
- 4
Tomorrow, Oct 25. Mostly sunny. High 67°19°, low 39°4°. Typical 66°19° / 49°9°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 38°3°Dry
Afternoon
noon–6 PM
Sunny, 67°19°Dry
Evening
6 PM–midnight
Clear, 52°11°Dry
Overnight
midnight–6 AM
Clear, 41°5°Dry
Official NWS forecast
Day: Patchy frost before 8am. Sunny, with a high near 67. Northeast wind around 3 mph.
Night: Clear, with a low around 39. South wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 63°17°–67°19°
- Low, likely
- 39°4°–44°7°
- Typical high / low
- 66°19° / 49°9°
- Wind
- 7 mph11 km/h, gusts 13 mph20 km/h
- UV peak
- 4
Monday, Oct 26. Mostly sunny. High 70°21°, low 49°9°. Typical 66°19° / 48°9°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 41°5°Dry
Afternoon
noon–6 PM
Sunny, 68°20°Dry
Evening
6 PM–midnight
Clear, 56°13°Dry
Overnight
midnight–6 AM
Clear, 49°10°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70. West wind 2 to 6 mph.
Night: Mostly clear, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 68°20°–70°21°
- Low, likely
- 39°4°–49°9°
- Typical high / low
- 66°19° / 48°9°
- Wind
- 7 mph12 km/h, gusts 15 mph24 km/h
- UV peak
- 4
Tuesday, Oct 27. Mostly sunny. High 66°19°, low 46°8°. Typical 65°18° / 48°9°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 49°10°Dry
Afternoon
noon–6 PM
Sunny, 67°19°Dry
Evening
6 PM–midnight
Clear, 55°13°Dry
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 66.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 64°18°–69°21°
- Low, likely
- 46°8°–51°11°
- Typical high / low
- 65°18° / 48°9°
- Wind
- 8 mph14 km/h, gusts 20 mph31 km/h
- UV peak
- 4
Wednesday, Oct 28. Partly sunny. High 65°18°, low 47°8°. Typical 65°18° / 48°9°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 47°8°Dry
Afternoon
noon–6 PM
Partly sunny, 64°18°Dry
Evening
6 PM–midnight
Cloudy, 55°13°Dry
Overnight
midnight–6 AM
Cloudy, 48°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Night: Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 62°17°–65°18°
- Low, likely
- 44°7°–48°9°
- Typical high / low
- 65°18° / 48°9°
- Wind
- 7 mph11 km/h, gusts 18 mph28 km/h
- UV peak
- 4
Thursday, Oct 29. Partly sunny. High 70°21°, low 50°10°. Typical 65°18° / 47°8°. Dry. Mostly agree.
Morning
6 AM–noon
Mostly sunny, 47°9°Dry
Afternoon
noon–6 PM
Sunny, 68°20°Dry
Evening
6 PM–midnight
Clear, 56°13°Dry
Overnight
midnight–6 AM
Clear, 49°9°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
- 66°19°–70°21°
- Low, likely
- 46°8°–50°10°
- Typical high / low
- 65°18° / 47°8°
- Wind
- 7 mph11 km/h, gusts 23 mph37 km/h
- UV peak
- 4
Friday, Oct 30. Mostly sunny. High 73°23°, low 50°10°. Typical 64°18° / 47°8°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 49°9°Dry
Afternoon
noon–6 PM
Sunny, 75°24°Dry
Evening
6 PM–midnight
Clear, 61°16°Dry
Overnight
midnight–6 AM
Clear, 49°10°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 73.
Night: Mostly clear, with a low around 50.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 73°23°–76°24°
- Low, likely
- 46°8°–50°10°
- Typical high / low
- 64°18° / 47°8°
- Wind
- 9 mph15 km/h, gusts 24 mph38 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 70°21°, low 48°9°. Typical 64°18° / 46°8°. Dry. Forecasts differ.
Morning
6 AM–noon
Mostly sunny, 48°9°Dry
Afternoon
noon–6 PM
Cloudy, 70°21°Dry
Evening
6 PM–midnight
Cloudy, 59°15°Dry
Overnight
midnight–6 AM
Cloudy, 50°10°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
- 61°16°–75°24°
- Low, likely
- 45°7°–50°10°
- Typical high / low
- 64°18° / 46°8°
- Wind
- 10 mph16 km/h, gusts 26 mph42 km/h
- UV peak
- 3
Sunday, Nov 1. Cloudy. High 68°20°, low 50°10°. Typical 64°18° / 46°8°. Dry. Forecasts differ.
Morning
6 AM–noon
Mostly sunny, 50°10°Dry
Afternoon
noon–6 PM
Cloudy, 67°20°Dry
Evening
6 PM–midnight
Partly cloudy, 58°14°Dry
Overnight
midnight–6 AM
Cloudy, 56°13°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
- 57°14°–73°23°
- Low, likely
- 42°6°–53°12°
- Typical high / low
- 64°18° / 46°8°
- Wind
- 8 mph13 km/h, gusts 20 mph31 km/h
- UV peak
- 3
Monday, Nov 2. Cloudy. High 69°21°, low 55°13°. Typical 63°17° / 46°8°. Rain 0.06 in1.5 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 59°15°Dry
Afternoon
noon–6 PM
Cloudy, 69°21°Dry
Evening
6 PM–midnight
Cloudy, 59°15°20% chance
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
- 57°14°–77°25°
- Low, likely
- 48°9°–59°15°
- Typical high / low
- 63°17° / 46°8°
- Wind
- 8 mph12 km/h, gusts 20 mph33 km/h
- UV peak
- 2
The outlook
Today
Dry, high 63°, low 37°.
Tomorrow
Dry, high 67°, low 39°, warming up.
Monday
Dry, high 70°, low 49°, warming up.
Rest of week
Mostly dry, highs 65–73°.
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
Rivers
NOAA river gauges within 25 mi
Below flood stage
Back Branch near Upper Marlboro / Brown Landfill
1.4 mi- Level
- 0.3 ft
Reading from Sat 7:15 AM · NWS gauge page
Southwest Branch near Largo / Harry S Truman Dr
2.1 mi- Level
- 1.9 ft
Reading from Sat 7:50 AM · NWS gauge page
Unnamed Tributary above Heritage Glen Dam
2.3 mi- Level
- -0.1 ft
Reading from Sat 7:45 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 50% less heating than a typical week.
This week 29Typical 59
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 23
- 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 16 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 36°F).
Open the windows?
Today, 1:00 PM–5:00 PM
Good stretch to open the windows.
Is this typical?
Washington Reagan National Airport · official normals 1991–2020 · records 1872–2026
Oct 24, today vs a typical year
Today’s expected high is 3°2° colder than typical.
- Normal high / low
- 66°19° / 49°9°
- Forecast high / low
- 63°17° / 37°3°
- Record high
- 84°29° in 2001
- Record low
- 29°−2° in 1895
Last 7 days vs normal
On average 2°1° colder than normal (daily mean temperature).
- −7°−4°SunOct 18
- −4°−2°MonOct 19
- +1°±0°TueOct 20
- ±0°WedOct 21
- −1°ThuOct 22
- −1°FriOct 23
- —SatOct 24
Brown Station weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:25 AM, sunset 6:16 PM.
- Daylight
- 10 h 50 min
- Losing 2 min 21 s a day; shortest Dec 21, 1 h 24 min less
- Golden hour
- 5:39–6:33 PM
- Morning 7:09–8:02 AM
- Blue hour
- 6:33–6:43 PM
- Morning 6:58–7:09 AM; first light 6:58 AM
Stars tonight? Fair
Mostly clear 12–6:59 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:38 AM · rises 5:12 PM
- Full moon
- Oct 26
- New moon
- Nov 9
