Frost Advisory
Ends in 41 min
When
Until 9 AM EDT this morning.
Where
In Delaware, Kent and New Castle Counties. In Maryland, Caroline, Kent MD, Queen Annes, and Talbot Counties.
Issued for this forecast zone · National Weather Service Mount Holly NJ
What, impacts and precautionsHide details
What
Temperatures as low as 34 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: New Castle; Kent; Kent; Queen Anne's; Talbot; Caroline
See it on weather.gov (opens in a new tab)

Observed 7:50 AM EDT at KBWI

Grasonville, MD weather

Mostly sunny and 37°3°.

Mostly agree

Now 37°3°

Mostly sunny

Wind: Calm; Up to 5 mph8 km/h through 8 PM
Dew point: 37°3°; Comfortable
Humidity: 100%; Air 37°3°, dew point 37°3° · fog or dew likely
UV index: 0Low; Moderate 12–3 PM · peak 4
Air quality: 18Good; PM2.5 (fine particles) · tomorrow moderate
Pressure: 30.53 inHg1034 hPa; Rising slowly · +0.04 inHg+1.3 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Above 50°10° today by 10 AM
High 62°17° today at 4 PM

This morningUp to 54°12° by 11 AM · Clear
This afternoonUp to 62°17° by 4 PM · Clear
TonightDown to 47°8° by 4 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · Clear
Tomorrow afternoonUp to 64°18° by 4 PM · Clear
Tomorrow nightDown to 50°10° by 1 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 8a	Sunny	43°6° (likely 38°3° to 46°8°)	40°4°	0%	5 mph8 km/h from NE, gusts 10 mph17 km/h	89%	5%	0
Sat 9a	Sunny	46°8° (likely 44°7° to 49°9°)	44°7°	0%	5 mph8 km/h from NE, gusts 11 mph17 km/h	86%	15%	0
Sat 10a	Sunny	51°11° (likely 51°11° to 53°12°)	51°11°	0%	5 mph8 km/h from NE, gusts 12 mph19 km/h	68%	1%	1
Sat 11a	Sunny	54°12° (likely 54°12° to 58°14°)	54°12°	0%	5 mph8 km/h from NE, gusts 10 mph16 km/h	59%	6%	2
Sat 12p	Sunny	57°14° (likely 57°14° to 61°16°)	57°14°	0%	5 mph8 km/h from E, gusts 9 mph15 km/h	55%	5%	3
Sat 1p	Sunny	59°15° (likely 59°15° to 62°17°)	59°15°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	51%	13%	4
Sat 2p	Sunny	61°16° (likely 61°16° to 63°17°)	61°16°	0%	5 mph8 km/h from NE, gusts 7 mph11 km/h	46%	18%	3
Sat 3p	Mostly sunny	61°16° (likely 61°16° to 63°17°)	61°16°	0%	5 mph8 km/h from NE, gusts 5 mph8 km/h	48%	25%	2
Sat 4p	Sunny	62°17° (likely 61°16° to 62°17°)	62°17°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	48%	23%	1
Sat 5p	Mostly sunny	61°16° (likely 60°16° to 61°16°)	61°16°	0%	5 mph8 km/h from E, gusts 5 mph7 km/h	48%	19%	0
Sat 6p	Mostly clear	60°16° (likely 57°14° to 60°16°)	60°16°	0%	5 mph8 km/h from E, gusts 5 mph8 km/h	51%	20%	0
Sat 7p	Clear	57°14° (likely 52°11° to 57°14°)	57°14°	0%	5 mph8 km/h from E, gusts 7 mph12 km/h	59%	12%	0
Sat 8p	Clear	53°12° (likely 50°10° to 54°12°)	53°12°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	71%	7%	0
Sat 9p	Clear	51°11° (likely 48°9° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 9 mph14 km/h	77%	0%	0
Sat 10p	Clear	51°11° (likely 46°8° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 8 mph12 km/h	80%	0%	0
Sat 11p	Clear	50°10° (likely 45°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 7 mph12 km/h	83%	1%	0
Sun 12a	Clear	50°10° (likely 44°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 7 mph11 km/h	80%	2%	0
Sun 1a	Clear	49°9° (likely 43°6° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 8 mph12 km/h	83%	3%	0
Sun 2a	Clear	49°9° (likely 43°6° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	4%	0
Sun 3a	Clear	48°9° (likely 42°6° to 48°9°)	48°9°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	5%	0
Sun 4a	Clear	47°8° (likely 42°6° to 47°8°)	47°8°	0%	0 mph0 km/h, gusts 8 mph12 km/h	86%	4%	0
Sun 5a	Clear	47°8° (likely 42°6° to 47°8°)	47°8°	0%	0 mph0 km/h, gusts 9 mph14 km/h	86%	4%	0
Sun 6a	Clear	46°8° (likely 41°5° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 9 mph14 km/h	86%	4%	0
Sun 7a	Sunny	46°8° (likely 40°4° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 8 mph13 km/h	86%	3%	0
Sun 8a	Sunny	47°8° (likely 41°5° to 47°8°)	47°8°	0%	0 mph0 km/h, gusts 9 mph14 km/h	86%	2%	0
Sun 9a	Sunny	49°9° (likely 47°8° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 9 mph15 km/h	83%	1%	1
Sun 10a	Sunny	54°12° (likely 53°12° to 55°13°)	54°12°	0%	0 mph0 km/h, gusts 9 mph15 km/h	69%	2%	2
Sun 11a	Sunny	57°14° (likely 57°14° to 60°16°)	57°14°	0%	5 mph8 km/h from NE, gusts 8 mph13 km/h	59%	2%	3
Sun 12p	Sunny	59°15° (likely 59°15° to 62°17°)	59°15°	0%	5 mph8 km/h from NE, gusts 8 mph12 km/h	55%	2%	4
Sun 1p	Sunny	62°17° (likely 61°16° to 63°17°)	62°17°	0%	5 mph8 km/h from N, gusts 7 mph11 km/h	50%	2%	4
Sun 2p	Sunny	63°17° (likely 62°17° to 64°18°)	63°17°	0%	5 mph8 km/h from N, gusts 6 mph9 km/h	48%	2%	4
Sun 3p	Sunny	63°17° (likely 63°17° to 64°18°)	63°17°	0%	5 mph8 km/h from N, gusts 5 mph7 km/h	48%	4%	4
Sun 4p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 6 mph10 km/h	48%	5%	3
Sun 5p	Sunny	63°17° (likely 61°16° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 6 mph9 km/h	48%	2%	1
Sun 6p	Clear	61°16° (likely 58°14° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 5 mph8 km/h	53%	0%	0
Sun 7p	Clear	58°14° (likely 54°12° to 59°15°)	58°14°	0%	0 mph0 km/h, gusts 4 mph7 km/h	59%	0%	0
Sun 8p	Clear	55°13° (likely 52°11° to 58°14°)	55°13°	0%	0 mph0 km/h, gusts 5 mph7 km/h	72%	0%	0
Sun 9p	Clear	53°12° (likely 49°9° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	74%	0%	0
Sun 10p	Clear	52°11° (likely 46°8° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 7 mph12 km/h	77%	2%	0
Sun 11p	Clear	51°11° (likely 45°7° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 8 mph12 km/h	83%	1%	0
Mon 12a	Clear	51°11° (likely 46°8° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	1%	0
Mon 1a	Clear	50°10° (likely 45°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 6 mph9 km/h	86%	1%	0
Mon 2a	Clear	50°10° (likely 44°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	86%	1%	0
Mon 3a	Clear	50°10° (likely 45°7° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 2 mph3 km/h	86%	0%	0
Mon 4a	Clear	50°10° (likely 46°8° to 51°11°)	50°10°	0%	0 mph0 km/h, gusts 2 mph3 km/h	86%	0%	0
Mon 5a	Clear	50°10° (likely 47°8° to 51°11°)	50°10°	0%	0 mph0 km/h, gusts 3 mph5 km/h	86%	1%	0
Mon 6a	Clear	49°9° (likely 46°8° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	89%	3%	0
Mon 7a	Mostly sunny	49°9° (likely 46°8° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	86%	7%	0

Days ahead

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

Today, Oct 24. Mostly sunny. High 63°17°, low 45°7°. Typical 65°18° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Today: Sunny, with a high near 63. Northeast wind around 5 mph.
Tonight: Clear, with a low around 45. East wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
61°16°–63°17°
Low, likely
38°3°–46°8°
Typical high / low
65°18° / 48°9°
Wind
8 mph13 km/h, gusts 16 mph26 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 65°18°, low 47°8°. Typical 64°18° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Day: Sunny, with a high near 65. Northeast wind 0 to 5 mph.
Night: Mostly clear, with a low around 47. Southwest wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
63°17°–65°18°
Low, likely
40°4°–47°8°
Typical high / low
64°18° / 47°8°
Wind
7 mph12 km/h, gusts 14 mph22 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 67°19°, low 53°12°. Typical 64°18° / 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 67. West wind 0 to 5 mph.
Night: Mostly clear, with a low around 53.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–67°19°
Low, likely
45°7°–53°12°
Typical high / low
64°18° / 47°8°
Wind
9 mph14 km/h, gusts 16 mph26 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 65°18°, low 49°9°. Typical 64°18° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  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 65.
Night: Mostly clear, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–68°20°
Low, likely
49°9°–53°12°
Typical high / low
64°18° / 46°8°
Wind
11 mph18 km/h, gusts 23 mph37 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 64°18°, low 52°11°. Typical 63°17° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. 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 64.
Night: Mostly cloudy, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–66°19°
Low, likely
45°7°–52°11°
Typical high / low
63°17° / 46°8°
Wind
11 mph18 km/h, gusts 17 mph27 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 68°20°, low 56°13°. Typical 63°17° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 53°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Mostly clear, with a low around 56.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–68°20°
Low, likely
47°8°–56°13°
Typical high / low
63°17° / 46°8°
Wind
7 mph11 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 70°21°, low 55°13°. Typical 62°17° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70.
Night: Mostly clear, with a low around 55.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–73°23°
Low, likely
50°10°–55°13°
Typical high / low
62°17° / 46°8°
Wind
12 mph20 km/h, gusts 28 mph45 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 68°20°, low 51°11°. Typical 62°17° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°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
46°8°–54°12°
Typical high / low
62°17° / 45°7°
Wind
13 mph21 km/h, gusts 28 mph45 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 67°19°, low 51°11°. Typical 62°17° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. 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
59°15°–72°22°
Low, likely
41°5°–57°14°
Typical high / low
62°17° / 45°7°
Wind
11 mph18 km/h, gusts 23 mph37 km/h
UV peak
3
Monday, Nov 2. Cloudy. High 67°19°, low 57°14°. Typical 61°16° / 45°7°. Rain 0.04 in1 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  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
58°14°–74°23°
Low, likely
51°11°–60°16°
Typical high / low
61°16° / 45°7°
Wind
10 mph17 km/h, gusts 24 mph38 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 63°, low 45°.
Tomorrow
Dry, high 65°, low 47°.
Monday
Dry, high 67°, low 53°.
Rest of week
Mostly dry, highs 64–70°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PHI) (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

Severn River at Annapolis (IN MLLW)

15 mi

Action stage

Level: 2.4 ft

Forecast peak 2.7 ft Sat 4 PM, minor flooding

Reading from Sat 6:36 AM · NWS gauge page

Eastern Bay at Claiborne (IN MLLW)

9.4 mi

Below flood stage

Level: 2.3 ft

Forecast peak 3.2 ft Sat 4 PM

Reading from Sat 6:36 AM · NWS gauge page

Chesapeake Bay at Tolchester Beach (IN MLLW)

18 mi

Below flood stage

Level: 2.9 ft

Forecast peak 3.1 ft Sat 6 PM

Reading from Sat 6:30 AM · NWS gauge page

Cooperative Oxford Laboratory (IN MLLW)

19 mi

Below flood stage

Level: 2.4 ft

Reading from Sat 5:45 AM · NWS gauge page

For your home

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

Heating this week

About 68% less heating than a typical week.

This week 22Typical 70

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 6
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 37°F).

Open the windows?

Today, 2:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

Stevensville 2sw · official normals 1991–2020 · records 1926–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° colder than typical.

Last 7 days vs normal

On average 2°1° colder than normal (daily mean temperature).

−8°−4°SunOct 18
−7°−4°MonOct 19
−3°−2°TueOct 20
+3°+2°WedOct 21
+2°+1°ThuOct 22
+2°+1°FriOct 23
—SatOct 24

Grasonville weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 50 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 24 min less
Golden hour: 5:36–6:30 PM; Morning 7:06–8:00 AM
Blue hour: 6:30–6:41 PM; Morning 6:56–7:06 AM; first light 6:56 AM

Stars tonight? Fair

Clear 6:41 PM–6:57 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:35 AM · rises 5:10 PM
Full moon: Oct 26
New moon: Nov 9

Looking northwest from Grasonville. The highest point on the skyline is about 5,900 ft, 53 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Frost Advisory

Grasonville, MD weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Severn River at Annapolis (IN MLLW)

Eastern Bay at Claiborne (IN MLLW)

Chesapeake Bay at Tolchester Beach (IN MLLW)

Cooperative Oxford Laboratory (IN MLLW)

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon