1 active weather alert
Frost Advisory
Starts in 7 h 48 min
- When
- From 1 AM to 9 AM EDT Sunday.
- Where
- Portions of central, northeast, and northern Maryland and northern Virginia.
Issued for this forecast zone · National Weather Service Baltimore MD/Washington DC
What, impacts and precautionsHide details
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 4:35 PM EDT at KDMW
Sykesville, MD weather
Sunny and 63°17°, jacket by 7 PM.
Today: low 35°2° (likely 33°1° to 39°4°), high 62°17° (likely 59°15° to 62°17°).
Now 63°17°
Sunny
- Wind
- 3 mph5 km/h
- Up to 5 mph8 km/h through 5 AM
- Dew point
- 36°2°
- Comfortable
- UV tomorrow
- 4Moderate
- Moderate 11 AM–5 PM · peak 4
- Air quality
- 33Good
- Ozone · tomorrow moderate
- Pressure
- 30.5 inHg1033 hPa
- Falling slowly · −0.03 inHg−1.0 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
TonightDown to 38°3° by 5 AM · Clear
Tomorrow morningUp to 56°13° by 11 AM · Clear
Tomorrow afternoonUp to 63°17° by 2 PM · Clear
Tomorrow nightDown to 40°4° by 4 AM · Clear
Monday morningUp to 58°14° by 11 AM · Clear
Monday afternoonUp to 68°20° by 3 PM · Clear
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 5p | Sunny | 60°16° (likely 57°14° to 61°16°) | 60°16° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 44% | 5% | 1 |
| Sat 6p | Clear | 57°14° (likely 54°12° to 57°14°) | 57°14° | 0% | 5 mph8 km/h from SE, gusts 9 mph15 km/h | 51% | 1% | 0 |
| Sat 7p | Clear | 51°11° (likely 49°9° to 51°11°) | 51°11° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 63% | 0% | 0 |
| Sat 8p | Clear | 48°9° (likely 46°8° to 49°9°) | 48°9° | 0% | 2 mph3 km/h from E, gusts 6 mph10 km/h | 71% | 0% | 0 |
| Sat 9p | Clear | 45°7° (likely 45°7° to 47°8°) | 45°7° | 0% | 2 mph3 km/h from SE, gusts 6 mph10 km/h | 76% | 0% | 0 |
| Sat 10p | Clear | 44°7° (likely 43°6° to 46°8°) | 44°7° | 0% | 1 mph2 km/h from SE, gusts 6 mph9 km/h | 79% | 0% | 0 |
| Sat 11p | Clear | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 1 mph2 km/h from SE, gusts 4 mph7 km/h | 86% | 1% | 0 |
| Sun 12a | Clear | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 1 mph2 km/h from E, gusts 4 mph7 km/h | 86% | 0% | 0 |
| Sun 1a | Clear | 41°5° (likely 41°5° to 45°7°) | 41°5° | 0% | 1 mph2 km/h from SE, gusts 3 mph5 km/h | 89% | 1% | 0 |
| Sun 2a | Clear | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 1 mph2 km/h from SE, gusts 3 mph5 km/h | 92% | 3% | 0 |
| Sun 3a | Clear | 39°4° (likely 39°4° to 43°6°) | 39°4° | 0% | 1 mph2 km/h from E, gusts 4 mph6 km/h | 92% | 1% | 0 |
| Sun 4a | Clear | 39°4° (likely 39°4° to 43°6°) | 39°4° | 0% | 1 mph2 km/h from E, gusts 4 mph6 km/h | 92% | 1% | 0 |
| Sun 5a | Clear | 38°3° (likely 38°3° to 42°6°) | 38°3° | 0% | 1 mph2 km/h from E, gusts 4 mph6 km/h | 96% | 0% | 0 |
| Sun 6a | Clear | 38°3° (likely 38°3° to 42°6°) | 38°3° | 0% | 1 mph2 km/h from E, gusts 3 mph5 km/h | 92% | 0% | 0 |
| Sun 7a | Sunny | 37°3° (likely 37°3° to 42°6°) | 37°3° | 0% | 1 mph2 km/h from E, gusts 4 mph6 km/h | 96% | 2% | 0 |
| Sun 8a | Sunny | 38°3° (likely 37°3° to 42°6°) | 38°3° | 0% | 1 mph2 km/h from E, gusts 3 mph5 km/h | 92% | 2% | 0 |
| Sun 9a | Sunny | 43°6° (likely 42°6° to 47°8°) | 43°6° | 0% | 1 mph2 km/h from E, gusts 3 mph4 km/h | 89% | 2% | 1 |
| Sun 10a | Sunny | 51°11° (likely 51°11° to 53°12°) | 51°11° | 0% | 1 mph2 km/h from E, gusts 4 mph7 km/h | 74% | 2% | 2 |
| Sun 11a | Sunny | 56°13° (likely 56°13° to 58°14°) | 56°13° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 64% | 5% | 3 |
| Sun 12p | Sunny | 58°14° (likely 58°14° to 60°16°) | 58°14° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 59% | 4% | 4 |
| Sun 1p | Sunny | 60°16° (likely 60°16° to 62°17°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 55% | 4% | 4 |
| Sun 2p | Sunny | 63°17° (likely 62°17° to 63°17°) | 63°17° | 0% | 1 mph2 km/h from S, gusts 6 mph9 km/h | 48% | 3% | 4 |
| Sun 3p | Sunny | 63°17° (likely 63°17° to 64°18°) | 63°17° | 0% | 1 mph2 km/h from S, gusts 6 mph10 km/h | 50% | 3% | 4 |
| Sun 4p | Sunny | 63°17° (likely 63°17° to 64°18°) | 63°17° | 0% | 1 mph2 km/h from S, gusts 6 mph10 km/h | 50% | 3% | 3 |
| Sun 5p | Sunny | 63°17° (likely 62°17° to 63°17°) | 63°17° | 0% | 1 mph2 km/h from S, gusts 6 mph10 km/h | 52% | 2% | 1 |
| Sun 6p | Clear | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 6 mph9 km/h | 55% | 0% | 0 |
| Sun 7p | Clear | 55°13° (likely 53°12° to 55°13°) | 55°13° | 0% | 1 mph2 km/h from S, gusts 5 mph8 km/h | 66% | 1% | 0 |
| Sun 8p | Clear | 51°11° (likely 50°10° to 52°11°) | 51°11° | 0% | 1 mph2 km/h from S, gusts 5 mph7 km/h | 74% | 1% | 0 |
| Sun 9p | Clear | 46°8° (likely 46°8° to 51°11°) | 46°8° | 0% | 1 mph2 km/h from S, gusts 3 mph4 km/h | 89% | 2% | 0 |
| Sun 10p | Clear | 45°7° (likely 45°7° to 50°10°) | 45°7° | 0% | 1 mph2 km/h from S, gusts 3 mph5 km/h | 93% | 1% | 0 |
| Sun 11p | Clear | 44°7° (likely 44°7° to 48°9°) | 44°7° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 93% | 0% | 0 |
| Mon 12a | Clear | 43°6° (likely 43°6° to 47°8°) | 43°6° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 96% | 0% | 0 |
| Mon 1a | Clear | 42°6° (likely 42°6° to 46°8°) | 42°6° | 0% | 1 mph2 km/h from SW, gusts 4 mph6 km/h | 96% | 1% | 0 |
| Mon 2a | Clear | 42°6° (likely 42°6° to 45°7°) | 42°6° | 0% | 1 mph2 km/h from SW, gusts 5 mph8 km/h | 96% | 4% | 0 |
| Mon 3a | Clear | 41°5° (likely 41°5° to 45°7°) | 41°5° | 0% | 1 mph2 km/h from SW, gusts 6 mph9 km/h | 100% | 9% | 0 |
| Mon 4a | Clear | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 2 mph3 km/h from W, gusts 6 mph10 km/h | 100% | 12% | 0 |
| Mon 5a | Clear | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 2 mph3 km/h from W, gusts 6 mph10 km/h | 96% | 13% | 0 |
| Mon 6a | Clear | 40°4° (likely 39°4° to 43°6°) | 40°4° | 0% | 2 mph3 km/h from W, gusts 7 mph11 km/h | 96% | 15% | 0 |
| Mon 7a | Sunny | 39°4° (likely 39°4° to 43°6°) | 39°4° | 0% | 2 mph3 km/h from W, gusts 6 mph10 km/h | 96% | 13% | 0 |
| Mon 8a | Sunny | 40°4° (likely 39°4° to 43°6°) | 40°4° | 0% | 2 mph3 km/h from W, gusts 7 mph11 km/h | 96% | 14% | 0 |
| Mon 9a | Sunny | 45°7° (likely 43°6° to 48°9°) | 45°7° | 0% | 2 mph3 km/h from W, gusts 8 mph14 km/h | 89% | 21% | 1 |
| Mon 10a | Sunny | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 3 mph5 km/h from W, gusts 9 mph15 km/h | 77% | 0% | 2 |
| Mon 11a | Sunny | 58°14° (likely 58°14° to 60°16°) | 58°14° | 0% | 3 mph5 km/h from W, gusts 11 mph18 km/h | 67% | 0% | 3 |
| Mon 12p | Sunny | 61°16° (likely 61°16° to 63°17°) | 61°16° | 0% | 5 mph8 km/h from NW, gusts 10 mph16 km/h | 60% | 0% | 4 |
| Mon 1p | Sunny | 64°18° (likely 64°18° to 66°19°) | 64°18° | 0% | 6 mph10 km/h from NW, gusts 9 mph15 km/h | 52% | 0% | 4 |
| Mon 2p | Sunny | 66°19° (likely 66°19° to 67°19°) | 66°19° | 0% | 6 mph10 km/h from NW, gusts 10 mph15 km/h | 50% | 1% | 4 |
| Mon 3p | Sunny | 68°20° (likely 66°19° to 68°20°) | 68°20° | 0% | 6 mph10 km/h from NW, gusts 11 mph17 km/h | 47% | 2% | 4 |
| Mon 4p | Sunny | 68°20° (likely 66°19° to 68°20°) | 68°20° | 0% | 3 mph5 km/h from NW, gusts 11 mph17 km/h | 49% | 0% | 3 |
Days ahead
Today, Oct 24. Sunny. High 62°17°, low 35°2°. Dry. Forecasts agree.
Evening
6 PM–midnight
Clear, 48°9°Dry
Overnight
midnight–6 AM
Clear, 38°3°Dry
Official NWS forecast
Today: Sunny, with a high near 62. Southeast wind around 3 mph.
Tonight: Clear, with a low around 35. Southeast wind 1 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 59°15°–62°17°
- Low, likely
- 33°1°–39°4°
- Wind
- 6 mph10 km/h, gusts 14 mph23 km/h
- UV peak
- 4
Tomorrow, Oct 25. Sunny. High 64°18°, low 38°3°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 38°3°Dry
Afternoon
noon–6 PM
Sunny, 63°17°Dry
Evening
6 PM–midnight
Clear, 51°11°Dry
Overnight
midnight–6 AM
Clear, 40°4°Dry
Official NWS forecast
Day: Patchy frost between 7am and 8am. Sunny, with a high near 64. Southeast wind around 1 mph.
Night: Clear, with a low around 38. Southwest wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 63°17°–64°18°
- Low, likely
- 37°3°–41°5°
- Wind
- 5 mph9 km/h
- UV peak
- 4
Monday, Oct 26. Mostly sunny. High 69°21°, low 48°9°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 40°4°Dry
Afternoon
noon–6 PM
Sunny, 68°20°Dry
Evening
6 PM–midnight
Clear, 53°12°Dry
Overnight
midnight–6 AM
Clear, 49°10°Dry
Official NWS forecast
Day: Sunny, with a high near 69. Northwest wind 2 to 6 mph.
Night: Mostly clear, with a low around 48.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 66°19°–69°21°
- Low, likely
- 39°4°–48°9°
- Wind
- 7 mph12 km/h, gusts 15 mph24 km/h
- UV peak
- 4
Tuesday, Oct 27. Mostly sunny. High 66°19°, low 43°6°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 48°9°Dry
Afternoon
noon–6 PM
Sunny, 65°18°Dry
Evening
6 PM–midnight
Clear, 52°11°Dry
Overnight
midnight–6 AM
Cloudy, 44°7°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 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 64°18°–66°19°
- Low, likely
- 43°6°–50°10°
- Wind
- 10 mph16 km/h, gusts 22 mph36 km/h
- UV peak
- 4
Wednesday, Oct 28. Cloudy. High 64°18°, low 47°8°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 44°7°Dry
Afternoon
noon–6 PM
Cloudy, 61°16°Dry
Evening
6 PM–midnight
Cloudy, 52°11°Dry
Overnight
midnight–6 AM
Mostly clear, 46°8°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Night: Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 60°16°–64°18°
- Low, likely
- 40°4°–47°8°
- Wind
- 8 mph12 km/h, gusts 16 mph26 km/h
- UV peak
- 4
Thursday, Oct 29. Partly sunny. High 69°21°, low 49°9°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 46°8°Dry
Afternoon
noon–6 PM
Mostly sunny, 67°19°Dry
Evening
6 PM–midnight
Clear, 55°13°Dry
Overnight
midnight–6 AM
Clear, 48°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Mostly clear, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 65°18°–69°21°
- Low, likely
- 43°6°–49°9°
- Wind
- 8 mph13 km/h, gusts 22 mph36 km/h
- UV peak
- 4
Friday, Oct 30. Mostly sunny. High 73°23°, low 50°10°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 48°9°Dry
Afternoon
noon–6 PM
Sunny, 74°23°Dry
Evening
6 PM–midnight
Clear, 59°15°Dry
Overnight
midnight–6 AM
Clear, 50°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°–74°23°
- Low, likely
- 44°7°–50°10°
- Wind
- 7 mph11 km/h, gusts 27 mph43 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 70°21°, low 50°10°. Dry. Forecasts differ.
Morning
6 AM–noon
Mostly sunny, 50°10°Dry
Afternoon
noon–6 PM
Cloudy, 72°22°Dry
Evening
6 PM–midnight
Cloudy, 59°15°Dry
Overnight
midnight–6 AM
Cloudy, 55°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
- 67°19°–75°24°
- Low, likely
- 47°8°–52°11°
- Wind
- 7 mph11 km/h, gusts 28 mph45 km/h
- UV peak
- 4
Sunday, Nov 1. Drizzle. High 69°21°, low 53°12°. Rain 0.02 in0.5 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 55°13°Dry
Afternoon
noon–6 PM
Cloudy, 68°20°30% chance
Evening
6 PM–midnight
Drizzle, 64°18°30% chance · 0.01 in0.3 mm
Overnight
midnight–6 AM
Drizzle, 62°16°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.
- High, likely
- 63°17°–72°22°
- Low, likely
- 53°12°–55°13°
- Wind
- 11 mph18 km/h, gusts 21 mph34 km/h
- UV peak
- 2
Monday, Nov 2. Drizzle. High 71°22°, low 59°15°. Rain 0.29 in7.4 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Drizzle, 63°17°30% chance · 0.03 in0.7 mm
Afternoon
noon–6 PM
Drizzle, 72°22°Dry
Evening
6 PM–midnight
Drizzle, 65°18°20% chance · 0.2 in5.2 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
- 64°18°–77°25°
- Low, likely
- 56°13°–66°19°
- Wind
- 17 mph27 km/h, gusts 38 mph61 km/h
The outlook
Today
Dry, high 62°, low 35°.
Tomorrow
Dry, high 64°, low 38°.
Monday
Dry, high 69°, low 48°, warming up.
Rest of week
Mostly dry, highs 64–73°.
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
Sun & moon
Sun
Sunrise 7:27 AM, sunset 6:16 PM.
- Daylight
- 10 h 49 min
- Losing 2 min 25 s a day; shortest Dec 21, 1 h 25 min less
- Golden hour
- 5:39–6:33 PM
- Morning 7:10–8:04 AM
- Blue hour
- 6:33–6:43 PM
- Morning 6:59–7:10 AM; first light 6:59 AM
Stars tonight? Fair
Clear 6:43 PM–7 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
98% lit · growing
- Today
- sets 5:39 AM · rises 5:12 PM
- Full moon
- Oct 26
- New moon
- Nov 9
