TidePlanet

Weather in Dahlgren

14-day forecast · updated today, Thursday, October 29, at 2:44 am (EDT)
Now · clear 52 °F
Feels like
50 °F
Low / high
51 / 70 °F
Rain
1%
Wind
3 mph S
↘ 30.27 inHg · falling

Today in Dahlgren: overcast, 51 °F to 70 °F, with a 1% chance of rain and a light air from the south (3 mph). Tomorrow, mainly clear, 53 °F to 74 °F and a 2% chance of rain. The warmest day of the week is Friday 30, at 74 °F. Next likely rain: Thursday 5 (30%).

Temperatures for the next 14 days

Day by day

Day Sky Low / high Rain Max wind High tides Model
Today · 29 Overcast 51 / 70 °F 1% 5 mph SSW 5:31 am · 6:00 pm HRRR + NBM
Fri 30 Mainly clear 53 / 74 °F 2% 10 mph NW 6:27 am · 6:58 pm NBM
Sat 31 Overcast 49 / 63 °F 0% 5 mph NNE 7:27 am · 8:00 pm NBM
Sun 1 Overcast 49 / 67 °F 1% 4 mph SE 7:33 am · 8:07 pm NBM
Mon 2 Mainly clear 52 / 68 °F 8% 4 mph SSE 8:44 am · 9:16 pm NBM
Tue 3 Mainly clear 54 / 70 °F 11% 8 mph ESE 9:53 am · 10:22 pm NBM
Wed 4 Mainly clear 57 / 70 °F 20% · 0.02 in 9 mph ESE 10:56 am · 11:21 pm NBM
Thu 5 Overcast 59 / 70 °F 30% · 0.46 in 10 mph ESE 11:52 am NBM
Fri 6 Rain 56 / 66 °F 30% · 0.29 in 9 mph NNW 12:12 am · 12:41 pm NBM
Sat 7 Light rain 52 / 62 °F 23% · 0.06 in 10 mph NW 12:59 am · 1:25 pm NBM
Sun 8 Overcast 49 / 61 °F 16% · 0.08 in 8 mph NNW 1:43 am · 2:06 pm NBM + ECMWF
Mon 9 Clear sky 44 / 56 °F 16% 9 mph N 2:25 am · 2:45 pm ECMWF
Tue 10 Overcast 45 / 58 °F 16% 5 mph N 3:06 am · 3:22 pm ECMWF
Wed 11 Overcast 45 / 60 °F 14% 3 mph NNW 3:46 am · 3:58 pm ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 9:00 pm; then NBM until Sunday 8 8:00 pm; then ECMWF until Thursday 12 10:00 am; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Sky Mainly clearClearPartly cloudyOvercastMainly clearClear skyClear skyClear
Temperature 55°51°51°52°62°70°66°59°
Chance of rain 0%0%0%0%0%0%0%0%
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
Wind (mph) 4 SSW3 S1 W3 WSW3 SSE5 SSW5 SSE4 S
Humidity 87%92%100%100%86%62%66%97%
UV 00004200
Model HRRRHRRRHRRRHRRRHRRRHRRRHRRRNBM

Do the models agree?

High confidence

The models agree for the next few days: the forecast is fairly solid.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

Do the models agree? · High
High (°F) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 69°71°61°64°68°70°70°
AIFS 69°75°61°63°65°69°71°
GFS 70°73°62°61°63°67°69°
ICON 71°76°62°65°71°73°71°
HRRR 70°73°—————
NBM 70°74°63°67°68°70°70°
Confidence highhighhighhighmediumhighhigh
Do the models agree? · Rain
Rain TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 0000000
AIFS 0000000
GFS 0000000
ICON 0000000
HRRR 00—————
NBM 0000000.02 in
Confidence highhighhighhighhighhighhigh
Do the models agree? · Wind
Wind (mph) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 71111188156188151014613
AIFS 6984568
GFS 6101226823718617891325
ICON 3992251351341038614
HRRR 5131222—————
NBM 461014594746812914
Confidence highhighhighhighhighhighhigh

Chance of rain from the ensemble models

Model TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF (51 scenarios) 0%0%0%0%6%9%20%
GFS (GEFS, 31 scenarios) 0%0%0%0%10%11%26%
NBM (NOAA) 1%2%0%1%8%11%20%
Thunderstorm (NBM) 0%0%0%0%1%1%1%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: warmer and a bit wetter.

Next 6 weeks

When TemperatureTemp. Rain Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8 Well above +7.4 °F Above +83% —
Nov 9 – Nov 15Nov 9–Nov 15 Normal +0.2 °F Normal —
Nov 16 – Nov 22Nov 16–Nov 22 A bit above +2.0 °F Normal 59° / 43°
Nov 23 – Nov 29Nov 23–Nov 29 A bit above +2.2 °F A bit above +35% 55° / 42°
Nov 30 – Dec 6Nov 30–Dec 6 A bit above +1.4 °F A bit above +42% 53° / 40°

Coming months

When TemperatureTemp. Rain
November A bit above +1.3 °F A bit above +32%
December A bit above +1.8 °F A bit above +34%
January A bit above +2.3 °F A bit above +44%
February A bit above +0.9 °F A bit above +49%
March A bit above +1.6 °F A bit above +32%

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give. The long-range sea temperature isn't usable at this spot (the model's grid cell falls on land).

Dahlgren climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Dahlgren is from August to October and from May to June: highs of 70 °F to 87 °F, about 9 rainy days a month and 6 hours of sunshine a day.

Hurricane season: from July to September. In the last 30 years (1996–2025), 6 tropical cyclones passed within 93 mi of Dahlgren, about 2 every 10 years. The most recent: Elsa, in July 2021.

Month High Low Rain Rainy daysDays Sun (h/day) Water Waves Cyclones
JanuaryJan 46° 28° 2.99 in 7 4.2 39° 1.1 ft –
FebruaryFeb 49° 29° 2.49 in 7 5.2 37° 1.0 ft –
MarchMar 58° 36° 3.41 in 8 5.8 40° 1.0 ft –
AprilApr 69° 45° 3.52 in 8 6.4 47° 1.0 ft –
MayMay 77° 54° 3.00 in 10 7.2 57° 0.7 ft –
JuneJun 84° 63° 3.96 in 11 7.4 68° 0.7 ft –
JulyJul 88° 68° 3.67 in 12 7.5 77° 0.6 ft 2
AugustAug 87° 66° 4.90 in 10 7.1 78° 0.7 ft 2
SeptemberSep 80° 60° 3.46 in 8 6.1 74° 0.8 ft 2
OctoberOct 70° 48° 3.29 in 7 5.3 65° 1.0 ft –
NovemberNov 59° 38° 2.88 in 6 4.6 55° 1.1 ft –
DecemberDec 50° 31° 3.63 in 8 3.9 45° 1.0 ft –
Month Water Waves Cyclones
Jan 39° 1.1 ft –
Feb 37° 1.0 ft –
Mar 40° 1.0 ft –
Apr 47° 1.0 ft –
May 57° 0.7 ft –
Jun 68° 0.7 ft –
Jul 77° 0.6 ft 2
Aug 78° 0.7 ft 2
Sep 74° 0.8 ft 2
Oct 65° 1.0 ft –
Nov 55° 1.1 ft –
Dec 45° 1.0 ft –

Days: rainy days in the month. Sun: hours a day.

A normal year brings 41.21 in of rain on about 103 days and about 2,150 hours of sunshine.

Cyclones: how many tropical cyclones (tropical storms, hurricanes and typhoons) passed within 93 mi in each month from 1996 to 2025, according to IBTrACS (NOAA).

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now52 °Ffeels like 50 °F
Tomorrow53 / 74 °F

It's 52 °F now (feels like 50 °F). Today, 51 °F to 70 °F; tomorrow, 53 °F to 74 °F.

Chance of rain

  • Today 1%
  • Fri 30 2%
  • Sat 31 0%
  • Sun 1 1%
  • Mon 2 8%
  • Tue 3 11%
  • Wed 4 20% 0.02 in

Today the chance of rain reaches 1%. The next day with likely rain is Thursday 5: 30% and 0.46 in.

No rain in the last 7 days.

Humidity and dew point

Humidity92%
Dew point49 °F

Humidity is 92% now and the dew point is 49 °F. The temperature is very close to the dew point: fog may form.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now2.3 mimisty
Clouds14%

Visibility is misty now (2.3 mi). There may be fog today at 3:00 am, 4:00 am, 5:00 am, 6:00 am.

UV index

Now0
Today's peak4moderate

Fri 30: 4 · Sat 31: 4 · Sun 1: 4

IndexLevelWhat to do
0–2lowNo special protection needed.
3–5moderateHat, sunglasses and sunscreen around midday.
6–7highSunscreen, hat and shade between 12 and 4 pm.
8–10very highAvoid the midday sun; reflection off the water adds to it.
11+extremeAvoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

  • ↗ Rising Anglers say fish bite less for a while
  • → Steady Anglers expect normal activity
  • ↘ Falling · now Anglers say fish feed more before the change

Falling now (−0.06 inHg in 3 hours). Over the next 48 hours: +0.07 inHg. Falling pressure: anglers say fish feed more before the change. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityGood · 48
Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

DaySkyLow / highRainMax wind
Wed 28 Overcast54 / 66 °F07 mph ENE
Tue 27 Clear sky51 / 69 °F08 mph NNE
Mon 26 Overcast44 / 69 °F05 mph W
Sun 25 Clear sky51 / 64 °F04 mph NE
Sat 24 Partly cloudy50 / 63 °F07 mph ENE
Fri 23 Clear sky52 / 63 °F010 mph NNE
Thu 22 Clear sky48 / 67 °F011 mph NNW
Show all 30 days
DaySkyLow / highRainMax wind
Wed 21 Clear sky52 / 66 °F011 mph N
Tue 20 Clear sky52 / 69 °F012 mph NNW
Mon 19 Clear sky47 / 65 °F09 mph N
Sun 18 Clear sky47 / 59 °F013 mph NNE
Sat 17 Light rain52 / 62 °F0.64 in18 mph N
Fri 16 Rain63 / 80 °F0.51 in12 mph SSW
Thu 15 Light drizzle65 / 75 °F0.01 in11 mph ENE
Wed 14 Partly cloudy66 / 86 °F010 mph SW
Tue 13 Partly cloudy58 / 80 °F011 mph SW
Mon 12 Light rain62 / 74 °F0.31 in18 mph NW
Sun 11 Light rain66 / 73 °F0.81 in15 mph E
Sat 10 Drizzle61 / 70 °F0.08 in11 mph ENE
Fri 9 Overcast58 / 74 °F06 mph NW
Thu 8 Overcast59 / 77 °F09 mph WSW
Wed 7 Clear sky50 / 71 °F09 mph SSW
Tue 6 Clear sky53 / 64 °F09 mph N
Mon 5 Overcast61 / 73 °F010 mph NW
Sun 4 Drizzle63 / 68 °F0.24 in9 mph NE
Sat 3 Light rain60 / 70 °F0.51 in12 mph NNE
Fri 2 Drizzle66 / 84 °F0.11 in9 mph SSW
Thu 1 Overcast64 / 82 °F09 mph SSW
Wed 30 Overcast60 / 77 °F08 mph SE
Tue 29 Overcast64 / 71 °F06 mph W

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in DahlgrenQuestions

What's the weather like today in Dahlgren?

Overcast, from 51 °F to 70 °F, with a light air from the south (3 mph) and a 1% chance of rain.

Will it rain tomorrow in Dahlgren?

On Friday 30 the chance of rain is 2% (0.00 in): mainly clear.

How warm will it be this week?

Between a low of 49 °F and a high of 74 °F; the warmest day, Friday 30.

What's the UV index today?

It reaches 4 (moderate). Hat, sunglasses and sunscreen around midday.

Is the pressure rising or falling?

It's 30.27 inHg and falling: −0.10 inHg over the last 24 hours.

When is the best time to visit Dahlgren?

The best time to visit Dahlgren is from August to October and from May to June: highs of 70 °F to 87 °F, about 9 rainy days a month and 6 hours of sunshine a day.

What is the weather like in Dahlgren in October?

In October, Dahlgren normally sees highs of 70 °F and lows of 48 °F, with about 7 rainy days (3.29 in for the month) and 5 hours of sunshine a day. The sea is around 65 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Dahlgren?

The warmest is July, with average highs of 88 °F, and the coldest January, with lows of 28 °F. The wettest is August (4.90 in) and the driest, February.

When is hurricane season in Dahlgren?

Hurricane season: from July to September. In the last 30 years (1996–2025), 6 tropical cyclones passed within 93 mi of Dahlgren, about 2 every 10 years. The most recent: Elsa, in July 2021.

More about Dahlgren today

Weather near Dahlgren

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 6.3 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 2:44 am (local time).

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