Goose Creek near Leesburg
4.8 mi- Level
- 1.5 ft
- Flow
- 106 cfs
Forecast peak 1.6 ft Sun 2 AM
Reading from Sat 3:45 PM · NWS gauge page
Appearance
Starts in 8 h 3 min
Issued for this forecast zone · National Weather Service Baltimore MD/Washington DC
What
Temperatures as low as 33 will result in frost formation.
Impacts
Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Frederick; Carroll; Northern Baltimore; Cecil; Northwest Montgomery; Northwest Howard; Northwest Harford; Southeast Harford; Rappahannock; Culpeper; Northern Fauquier; Southern Fauquier; Western Loudoun; Eastern Loudoun; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park
See it on weather.gov (opens in a new tab)Observed 4:15 PM EDT at KJYO
Sunny and 63°17°, jacket by 7 PM.
Today: low 35°2° (likely 35°2° to 37°3°), high 62°17° (likely 60°16° to 63°17°).
Now 63°17°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 4p | Sunny | 62°17° (likely 60°16° to 63°17°) | 62°17° | 0% | 3 mph5 km/h from SE, gusts 8 mph13 km/h | 43% | 11% | 3 |
| Sat 5p | Sunny | 61°16° (likely 59°15° to 62°17°) | 61°16° | 0% | 3 mph5 km/h from SE, gusts 8 mph13 km/h | 46% | 11% | 2 |
| Sat 6p | Mostly clear | 58°14° (likely 55°13° to 59°15°) | 58°14° | 0% | 3 mph5 km/h from E, gusts 6 mph9 km/h | 51% | 18% | 0 |
| Sat 7p | Partly cloudy | 54°12° (likely 52°11° to 55°13°) | 54°12° | 0% | 2 mph3 km/h from E, gusts 3 mph5 km/h | 59% | 37% | 0 |
| Sat 8p | Partly cloudy | 50°10° (likely 49°9° to 54°12°) | 49°9° | 0% | 3 mph5 km/h from SE, gusts 6 mph10 km/h | 71% | 47% | 0 |
| Sat 9p | Clear | 47°8° (likely 47°8° to 51°11°) | 46°8° | 0% | 3 mph5 km/h from SE, gusts 6 mph10 km/h | 79% | 22% | 0 |
| Sat 10p | Clear | 45°7° (likely 45°7° to 49°9°) | 45°7° | 0% | 2 mph3 km/h from SE, gusts 5 mph8 km/h | 86% | 9% | 0 |
| Sat 11p | Clear | 44°7° (likely 44°7° to 48°9°) | 44°7° | 0% | 1 mph2 km/h from S, gusts 5 mph8 km/h | 89% | 5% | 0 |
| Sun 12a | Clear | 43°6° (likely 43°6° to 47°8°) | 43°6° | 0% | 1 mph2 km/h from S, gusts 3 mph5 km/h | 93% | 14% | 0 |
| Sun 1a | Clear | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 1 mph2 km/h from SW, gusts 2 mph4 km/h | 93% | 18% | 0 |
| Sun 2a | Clear | 40°4° (likely 40°4° to 45°7°) | 40°4° | 0% | 1 mph2 km/h from SW, gusts 3 mph5 km/h | 96% | 16% | 0 |
| Sun 3a | Clear | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 1 mph2 km/h from SW, gusts 3 mph4 km/h | 96% | 16% | 0 |
| Sun 4a | Clear | 39°4° (likely 39°4° to 44°7°) | 39°4° | 0% | 1 mph2 km/h from SW, gusts 2 mph4 km/h | 92% | 16% | 0 |
| Sun 5a | Clear | 38°3° (likely 38°3° to 43°6°) | 38°3° | 0% | 1 mph2 km/h from SW, gusts 2 mph3 km/h | 96% | 15% | 0 |
| Sun 6a | Clear | 38°3° (likely 38°3° to 42°6°) | 38°3° | 0% | 1 mph2 km/h from SW, gusts 3 mph4 km/h | 96% | 16% | 0 |
| Sun 7a | Clear | 37°3° (likely 37°3° to 41°5°) | 37°3° | 0% | 1 mph2 km/h from SW, gusts 3 mph5 km/h | 96% | 13% | 0 |
| Sun 8a | Sunny | 38°3° (likely 38°3° to 41°5°) | 38°3° | 0% | 1 mph2 km/h from SW, gusts 3 mph5 km/h | 96% | 4% | 0 |
| Sun 9a | Mostly sunny | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 2 mph3 km/h from NW, gusts 3 mph5 km/h | 93% | 30% | 1 |
| Sun 10a | Sunny | 50°10° (likely 50°10° to 52°11°) | 50°10° | 0% | 1 mph2 km/h from SE, gusts 3 mph5 km/h | 77% | 5% | 2 |
| Sun 11a | Mostly sunny | 54°12° (likely 54°12° to 58°14°) | 54°12° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 71% | 12% | 3 |
| Sun 12p | Mostly sunny | 58°14° (likely 58°14° to 61°16°) | 58°14° | 0% | 1 mph2 km/h from E, gusts 5 mph9 km/h | 62% | 11% | 4 |
| Sun 1p | Mostly sunny | 60°16° (likely 60°16° to 63°17°) | 60°16° | 0% | 2 mph3 km/h from SE, gusts 5 mph9 km/h | 58% | 15% | 4 |
| Sun 2p | Mostly sunny | 62°17° (likely 62°17° to 64°18°) | 62°17° | 0% | 2 mph3 km/h from S, gusts 6 mph10 km/h | 54% | 15% | 4 |
| Sun 3p | Mostly sunny | 64°18° (likely 63°17° to 65°18°) | 64°18° | 0% | 3 mph5 km/h from S, gusts 6 mph10 km/h | 50% | 10% | 4 |
| Sun 4p | Sunny | 63°17° (likely 63°17° to 65°18°) | 63°17° | 0% | 2 mph3 km/h from SE, gusts 7 mph11 km/h | 52% | 12% | 3 |
| Sun 5p | Sunny | 63°17° (likely 62°17° to 64°18°) | 63°17° | 0% | 3 mph5 km/h from SE, gusts 6 mph10 km/h | 54% | 7% | 2 |
| Sun 6p | Clear | 60°16° (likely 58°14° to 61°16°) | 60°16° | 0% | 2 mph3 km/h from S, gusts 6 mph9 km/h | 58% | 2% | 0 |
| Sun 7p | Clear | 55°13° (likely 54°12° to 56°13°) | 55°13° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 69% | 1% | 0 |
| Sun 8p | Clear | 50°10° (likely 50°10° to 55°13°) | 50°10° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 80% | 0% | 0 |
| Sun 9p | Clear | 47°8° (likely 47°8° to 53°12°) | 47°8° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 89% | 0% | 0 |
| Sun 10p | Clear | 45°7° (likely 45°7° to 51°11°) | 45°7° | 0% | 2 mph3 km/h from SW, gusts 4 mph7 km/h | 96% | 0% | 0 |
| Sun 11p | Clear | 44°7° (likely 44°7° to 50°10°) | 44°7° | 0% | 2 mph3 km/h from SW, gusts 5 mph7 km/h | 96% | 0% | 0 |
| Mon 12a | Clear | 42°6° (likely 42°6° to 49°9°) | 42°6° | 0% | 2 mph3 km/h from SW, gusts 6 mph10 km/h | 100% | 0% | 0 |
| Mon 1a | Clear | 42°6° (likely 42°6° to 49°9°) | 42°6° | 0% | 2 mph3 km/h from SW, gusts 6 mph9 km/h | 96% | 0% | 0 |
| Mon 2a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 2 mph3 km/h from W, gusts 4 mph6 km/h | 100% | 0% | 0 |
| Mon 3a | Clear | 40°4° (likely 40°4° to 45°7°) | 40°4° | 0% | 1 mph2 km/h from W, gusts 4 mph6 km/h | 100% | 2% | 0 |
| Mon 4a | Clear | 39°4° (likely 39°4° to 45°7°) | 39°4° | 0% | 1 mph2 km/h from W, gusts 4 mph6 km/h | 100% | 10% | 0 |
| Mon 5a | Clear | 38°3° (likely 38°3° to 43°6°) | 38°3° | 0% | 1 mph2 km/h from W, gusts 4 mph7 km/h | 100% | 12% | 0 |
| Mon 6a | Clear | 38°3° (likely 38°3° to 42°6°) | 38°3° | 0% | 2 mph3 km/h from W, gusts 6 mph10 km/h | 100% | 13% | 0 |
| Mon 7a | Clear | 37°3° (likely 37°3° to 44°7°) | 37°3° | 0% | 2 mph3 km/h from W, gusts 5 mph8 km/h | 100% | 15% | 0 |
| Mon 8a | Sunny | 39°4° (likely 38°3° to 45°7°) | 39°4° | 0% | 2 mph3 km/h from W, gusts 4 mph7 km/h | 96% | 19% | 0 |
| Mon 9a | Sunny | 43°6° (likely 41°5° to 47°8°) | 43°6° | 0% | 2 mph3 km/h from W, gusts 6 mph9 km/h | 93% | 17% | 1 |
| Mon 10a | Sunny | 50°10° (likely 49°9° to 55°13°) | 50°10° | 0% | 2 mph3 km/h from W, gusts 8 mph12 km/h | 77% | 0% | 2 |
| Mon 11a | Sunny | 57°14° (likely 57°14° to 60°16°) | 57°14° | 0% | 2 mph3 km/h from NW, gusts 8 mph12 km/h | 64% | 0% | 3 |
| Mon 12p | Sunny | 61°16° (likely 61°16° to 63°17°) | 61°16° | 0% | 3 mph5 km/h from NW, gusts 8 mph13 km/h | 58% | 0% | 4 |
| Mon 1p | Sunny | 65°18° (likely 65°18° to 66°19°) | 65°18° | 0% | 5 mph8 km/h from NW, gusts 9 mph15 km/h | 50% | 1% | 4 |
| Mon 2p | Sunny | 67°19° (likely 67°19° to 68°20°) | 67°19° | 0% | 5 mph8 km/h from NW, gusts 10 mph15 km/h | 47% | 0% | 4 |
| Mon 3p | Sunny | 69°21° (likely 67°19° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from NW, gusts 11 mph17 km/h | 45% | 0% | 4 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Sunny, with a high near 62. Southeast wind around 3 mph.
Tonight: Mostly clear, with a low around 35. South wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Patchy frost between 7am and 8am. Sunny, with a high near 64. South wind 0 to 3 mph.
Night: Mostly clear, with a low around 36. Southwest wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Patchy frost between 7am and 8am. Sunny, with a high near 70. Northwest wind around 5 mph.
Night: Mostly clear, with a low around 45.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
20% chance
Afternoon
noon–6 PM
30% chance
Evening
6 PM–midnight
30% chance · 0.03 in0.8 mm
Overnight
midnight–6 AM
30% chance · 0.06 in1.6 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
20% chance · 0.01 in0.4 mm
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
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.
Dry, high 62°, low 35°.
Dry, high 64°, low 36°.
Dry, high 70°, low 45°, warming up.
Mostly dry, highs 65–74°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LWX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 1.6 ft Sun 2 AM
Reading from Sat 3:45 PM · NWS gauge page
Forecast peak 3.9 ft Sat 8 PM
Reading from Sat 3:45 PM · NWS gauge page
Reading from Sat 3:50 PM · NWS gauge page
Reading from Sat 4:15 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 64% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 18 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 43°F).
Sun, 1:00 PM–6:00 PM
Good stretch to open the windows.
Today’s expected high is 3°2° colder than typical.
On average 2°1° colder than normal (daily mean temperature).
Aldie weather by month: normals, records, snow and freeze dates
Sunrise 7:29 AM, sunset 6:19 PM.
Mostly clear 9 PM–7:03 AM, but the moon is 99% lit and up.
Waxing gibbous
98% lit · growing