Weather in Severn

14-day forecast · updated today, Thursday, October 29, at 12:52 am (EDT)

Now · overcast 60 °F

Feels like: 59 °F
Low / high: 59 / 70 °F
Rain: 2%
Wind: 7 mph ENE

→ 30.30 inHg · steady

Today in Severn: overcast, 59 °F to 70 °F, with a 2% chance of rain and a light breeze from the east-northeast (7 mph). Tomorrow, mainly clear, 55 °F to 72 °F and a 1% chance of rain. The warmest day of the week is Friday 30, at 72 °F. Next likely rain: Wednesday 4 (21%).

Measured now at the airport

Newport News/Williamsburg (KPHF), 12 mi away · 37 min ago

Visibility3.0 mi

WeatherMist

Temperature55 °F

WindCalm

It's what the airport's weather station measured, not a forecast: on the coast, wind and fog can be different. Airports report every 30 or 60 minutes.

Airport METAR report, via NOAA's Aviation Weather Center (aviationweather.gov). Sources and licenses

Temperatures for the next 14 days

70° 59°
Today
72° 55°
Fri 30
61° 55°
Sat 31
64° 55°
Sun 1
66° 57°
Mon 2
68° 60°
Tue 3
69° 62°
Wed 4
69° 62°
Thu 5
65° 59°
Fri 6
62° 55°
Sat 7
61° 52°
Sun 8
59° 48°
Mon 9
63° 46°
Tue 10
65° 50°
Wed 11

Day by day

Day	Sky	Low / high	Rain	Max wind	Max wave	High tides	Model
Today · 29	Overcast	59 / 70 °F	2%	9 mph E	0.8 ft	11:51 am	HRRR + NBM
Fri 30	Mainly clear	55 / 72 °F	1%	9 mph NW	0.9 ft	12:13 am · 12:48 pm	NBM
Sat 31	Overcast	55 / 61 °F	0%	13 mph NNE	1.4 ft	1:12 am · 1:49 pm	NBM
Sun 1	Overcast	55 / 64 °F	1%	8 mph E	0.7 ft	1:15 am · 1:51 pm	NBM
Mon 2	Partly cloudy	57 / 66 °F	6%	8 mph E	0.7 ft	2:24 am · 2:59 pm	NBM
Tue 3	Overcast	60 / 68 °F	7%	11 mph ENE	0.5 ft	3:39 am · 4:09 pm	NBM
Wed 4	Clear sky	62 / 69 °F	21% · 0.10 in	14 mph E	0.6 ft	4:50 am · 5:11 pm	NBM
Thu 5	Overcast	62 / 69 °F	30% · 0.15 in	13 mph E	0.7 ft	5:46 am · 6:03 pm	NBM
Fri 6	Rain	59 / 65 °F	25% · 0.63 in	11 mph NNE	2.8 ft	6:35 am · 6:49 pm	NBM
Sat 7	Rain	55 / 62 °F	24% · 0.10 in	11 mph NNW	3.5 ft	7:19 am · 7:33 pm	NBM
Sun 8	Overcast	52 / 61 °F	10% · 0.06 in	10 mph NNW	3.0 ft	8:00 am · 8:14 pm	NBM + ECMWF
Mon 9	Partly cloudy	48 / 59 °F	16%	10 mph N	3.0 ft	8:37 am · 8:54 pm	ECMWF
Tue 10	Mainly clear	46 / 63 °F	16%	7 mph N	1.6 ft	9:13 am · 9:32 pm	ECMWF
Wed 11	Overcast	50 / 65 °F	15%	6 mph NNE	0.9 ft	9:49 am · 10:11 pm	ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 7:00 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 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Sky	Overcast	Overcast	Overcast	Overcast	Mainly clear	Mainly clear	Clear sky	Clear
Temperature	59°	61°	60°	63°	68°	69°	64°	61°
Chance of rain	0%	1%	1%	2%	1%	2%	1%	0%
Rain	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in	0.00 in
Wind (mph)	7 ENE	6 ENE	3 ENE	3 NE	1 ENE	5 SE	9 SE	4 SSE
Humidity	83%	89%	89%	87%	77%	72%	82%	98%
UV	0	0	0	1	4	2	0	0
Model	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	HRRR	NBM

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.

HighRainWind

Do the models agree? · High
High (°F)	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	71°	75°	61°	63°	67°	70°	72°
AIFS	69°	73°	61°	62°	64°	67°	70°
GFS	68°	76°	62°	63°	65°	67°	68°
ICON	69°	74°	60°	65°	71°	66°	68°
HRRR	70°	75°	—	—	—	—	—
NBM	67°	72°	61°	64°	66°	68°	69°
Confidence	high	high	high	high	high	high	high

Do the models agree? · Rain
Rain	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	0	0	0	0	0	0	0
AIFS	0	0	0	0	0	0	0
GFS	0	0	0	0	0	0	0
ICON	0	0	0	0	0	0	0.01 in
HRRR	0	0	—	—	—	—	—
NBM	0	0	0	0	0	0	0.09 in
Confidence	high	high	high	high	high	high	high

Do the models agree? · Wind
Wind (mph)	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF	615	1017	1122	824	618	718	615
AIFS	6	9	12	6	6	8	7
GFS	911	1127	1122	916	712	915	1328
ICON	48	817	918	715	612	816	917
HRRR	914	1318	—	—	—	—	—
NBM	68	913	1318	811	810	1115	1419
Confidence	high	high	high	high	high	high	medium

Chance of rain from the ensemble models

Model	Today	Fri 30	Sat 31	Sun 1	Mon 2	Tue 3	Wed 4
ECMWF (51 scenarios)	0%	0%	0%	0%	10%	8%	10%
GFS (GEFS, 31 scenarios)	0%	0%	0%	0%	16%	19%	46%
NBM (NOAA)	2%	1%	0%	1%	6%	7%	21%
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, a bit wetter and a warmer sea.

Next 6 weeks

When	TemperatureTemp.	Rain	Sea	Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8	Well above +5.9 °F	Above +64%	Above +2.3 °F	—
Nov 9 – Nov 15Nov 9–Nov 15	A bit above +0.9 °F	Normal	Above +2.5 °F	—
Nov 16 – Nov 22Nov 16–Nov 22	A bit above +2.3 °F	Normal	Above +2.3 °F	58° / 52°
Nov 23 – Nov 29Nov 23–Nov 29	A bit above +2.3 °F	A bit above +33%	Above +2.5 °F	56° / 50°
Nov 30 – Dec 6Nov 30–Dec 6	A bit above +2.0 °F	A bit above +43%	Above +2.2 °F	54° / 48°

Coming months

When	TemperatureTemp.	Rain	Sea
November	A bit above +1.3 °F	A bit above +33%	A bit above +0.9 °F
December	A bit above +1.6 °F	Normal	A bit above +1.3 °F
January	A bit above +2.2 °F	A bit above +34%	Above +1.8 °F
February	A bit above +1.4 °F	A bit above +37%	Above +2.0 °F
March	A bit above +1.6 °F	A bit above +28%	A bit above +1.6 °F

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.

Severn climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Severn is from May to June and from August to October: highs of 71 °F to 86 °F, about 9 rainy days a month and 7 hours of sunshine a day.

Hurricane season: from July to September, peaking in September. In the last 30 years (1996–2025), 16 tropical cyclones passed within 93 mi of Severn, about 5 every 10 years; 3 of them with hurricane-force winds (74 mph or more). The most recent: Ophelia, in September 2023.

48° 31°

JanJ
51° 32°

FebF
58° 39°

MarM
69° 48°

AprA
77° 57°

MayM
85° 66°

JunJ
88° 70°

JulJ
86° 69°

AugA
80° 63°

SepS
71° 52°

OctO
60° 42°

NovN
52° 35°

DecD

Highs and lows
Monthly rainfall
Best time

Month	High	Low	Rain	Rainy daysDays	Sun (h/day)	Water	Waves	Cyclones
JanuaryJan	48°	31°	3.41 in	8	4.5	43°	1.8 ft	–
FebruaryFeb	51°	32°	3.16 in	8	5.0	41°	1.7 ft	–
MarchMar	58°	39°	4.19 in	9	6.0	45°	1.8 ft	–
AprilApr	69°	48°	3.18 in	8	6.7	53°	1.8 ft	–
MayMay	77°	57°	3.64 in	10	7.5	62°	1.5 ft	–
JuneJun	85°	66°	4.20 in	11	7.8	72°	1.3 ft	1
JulyJul	88°	70°	5.13 in	13	7.9	78°	1.2 ft	4
AugustAug	86°	69°	4.95 in	12	7.2	79°	1.3 ft	4
SeptemberSep	80°	63°	5.09 in	9	6.1	76°	1.6 ft	7
OctoberOct	71°	52°	4.07 in	7	5.5	67°	1.8 ft	–
NovemberNov	60°	42°	3.19 in	7	4.9	57°	1.9 ft	–
DecemberDec	52°	35°	3.80 in	8	4.1	48°	1.6 ft	–

Month	Water	Waves	Cyclones
Jan	43°	1.8 ft	–
Feb	41°	1.7 ft	–
Mar	45°	1.8 ft	–
Apr	53°	1.8 ft	–
May	62°	1.5 ft	–
Jun	72°	1.3 ft	1
Jul	78°	1.2 ft	4
Aug	79°	1.3 ft	4
Sep	76°	1.6 ft	7
Oct	67°	1.8 ft	–
Nov	57°	1.9 ft	–
Dec	48°	1.6 ft	–

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

A normal year brings 48.00 in of rain on about 108 days and about 2,250 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

Now60 °Ffeels like 59 °F

Tomorrow55 / 72 °F

It's 60 °F now (feels like 59 °F). Today, 59 °F to 70 °F; tomorrow, 55 °F to 72 °F.

Chance of rain

Today 2%
Fri 30 1%
Sat 31 0%
Sun 1 1%
Mon 2 6%
Tue 3 7%
Wed 4 21% 0.10 in

Today the chance of rain reaches 2%. The next day with likely rain is Wednesday 4: 21% and 0.10 in.

No rain in the last 7 days.

Humidity and dew point

Humidity86%

Dew point56 °F

Humidity is 86% now and the dew point is 56 °F.

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

Visibility and fog

Now9.6 migood

Clouds100%

Visibility is good now (9.6 mi). No fog expected today.

UV index

Now0

Today's peak4moderate

Fri 30: 4 · Sat 31: 3 · Sun 1: 4

Index	Level	What to do
0–2	low	No special protection needed.
3–5	moderate	Hat, sunglasses and sunscreen around midday.
6–7	high	Sunscreen, hat and shade between 12 and 4 pm.
8–10	very high	Avoid the midday sun; reflection off the water adds to it.
11+	extreme	Avoid 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 · now Anglers expect normal activity
↘ Falling Anglers say fish feed more before the change

30.2030.40 30.12

Steady now (−0.01 inHg in 3 hours). It barely changes over the next 48 hours. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityGood · 49

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.

Day	Sky	Low / high	Max wind
Wed 28	Overcast	57 / 68 °F	8 mph NE
Tue 27	Clear sky	47 / 69 °F	7 mph NNE
Mon 26	Overcast	42 / 69 °F	6 mph WNW
Sun 25	Clear sky	53 / 66 °F	10 mph NE
Sat 24	Partly cloudy	54 / 65 °F	12 mph NE
Fri 23	Mainly clear	50 / 65 °F	12 mph NNE
Thu 22	Clear sky	46 / 68 °F	9 mph NNW

Show all 30 days

Day	Sky	Low / high	Rain	Max wind
Wed 21	Clear sky	52 / 67 °F	0	11 mph N
Tue 20	Clear sky	50 / 71 °F	0	13 mph N
Mon 19	Mainly clear	49 / 64 °F	0	14 mph N
Sun 18	Partly cloudy	50 / 60 °F	0	15 mph NNE
Sat 17	Light rain	52 / 72 °F	0.90 in	19 mph N
Fri 16	Partly cloudy	65 / 84 °F	0	11 mph SSW
Thu 15	Light drizzle	67 / 75 °F	0.04 in	13 mph ENE
Wed 14	Partly cloudy	66 / 88 °F	0	9 mph SW
Tue 13	Overcast	56 / 82 °F	0	9 mph SW
Mon 12	Light drizzle	62 / 74 °F	0.01 in	17 mph NW
Sun 11	Light rain	70 / 76 °F	0.59 in	15 mph SE
Sat 10	Light drizzle	64 / 71 °F	0.01 in	16 mph ENE
Fri 9	Overcast	59 / 77 °F	0	5 mph NE
Thu 8	Overcast	58 / 82 °F	0	9 mph SW
Wed 7	Mainly clear	48 / 71 °F	0	7 mph SSW
Tue 6	Clear sky	55 / 67 °F	0	9 mph NNE
Mon 5	Overcast	62 / 74 °F	0	8 mph NNW
Sun 4	Light rain	65 / 71 °F	0.41 in	9 mph N
Sat 3	Drizzle	64 / 75 °F	0.21 in	13 mph NNE
Fri 2	Overcast	67 / 87 °F	0	11 mph SW
Thu 1	Overcast	64 / 85 °F	0	9 mph SW
Wed 30	Light drizzle	63 / 78 °F	0.01 in	9 mph SE
Tue 29	Drizzle	65 / 74 °F	0.06 in	4 mph E

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 SevernQuestions

What's the weather like today in Severn?

Overcast, from 59 °F to 70 °F, with a light breeze from the east-northeast (7 mph) and a 2% chance of rain.

Will it rain tomorrow in Severn?

On Friday 30 the chance of rain is 1% (0.00 in): mainly clear.

How warm will it be this week?

Between a low of 55 °F and a high of 72 °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 30.30 inHg and steady: −0.06 inHg over the last 24 hours.

When is the best time to visit Severn?

The best time to visit Severn is from May to June and from August to October: highs of 71 °F to 86 °F, about 9 rainy days a month and 7 hours of sunshine a day.

What is the weather like in Severn in October?

In October, Severn normally sees highs of 71 °F and lows of 52 °F, with about 7 rainy days (4.07 in for the month) and 5 hours of sunshine a day. The sea is around 67 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Severn?

The warmest is July, with average highs of 88 °F, and the coldest January, with lows of 31 °F. The wettest is July (5.13 in) and the driest, February.

When is hurricane season in Severn?

Hurricane season: from July to September, peaking in September. In the last 30 years (1996–2025), 16 tropical cyclones passed within 93 mi of Severn, about 5 every 10 years; 3 of them with hurricane-force winds (74 mph or more). The most recent: Ophelia, in September 2023.

More about Severn today

Weather near Severn

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 5.6 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 12:52 am (local time).

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