Marine Weather Net

James River From The James River Bridge To The Hampton Roads Bridge Tunnel Marine Forecast


TODAY

SW
WINDS
10 - 15
KNOTS

TONIGHT

SW
WINDS
10 - 15
KNOTS

FRI

W
WINDS
5 - 10
KNOTS

FRI NIGHT

SE
WINDS
5 KNOTS

The Marine Weather Forecast In Detail:
ANZ638 Forecast Issued: 534 AM EDT Thu Apr 16 2026

Today...Sw Winds 10 To 15 Kt. Gusts Up To 20 Kt. Waves 1 Foot.
Tonight...Sw Winds 10 To 15 Kt With Gusts Up To 20 Kt. Waves 1 To 2 Ft.
Fri...W Winds 5 To 10 Kt With Gusts Up To 15 Kt, Becoming N In The Afternoon. Waves 1 Foot.
Fri Night...Se Winds 5 Kt. Waves 1 Foot.
Sat...Se Winds 5 To 10 Kt. Gusts Up To 15 Kt In The Afternoon. Waves 1 Foot.
Sat Night...S Winds 10 To 15 Kt With Gusts Up To 20 Kt. Waves 1 To 2 Ft.
Sun...W Winds 15 Kt, Becoming Nw In The Afternoon. Gusts Up To 25 Kt. Waves 1 Foot. A Chance Of Showers In The Morning, Then Showers Likely In The Afternoon.
Sun Night...Nw Winds 15 To 20 Kt. Waves 1 Foot. Showers Likely In The Evening.
Mon...Nw Winds 10 To 15 Kt With Gusts Up To 20 Kt. Waves 1 Foot.
Mon Night...N Winds 10 To 15 Kt. Waves 1 Foot.
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Area Forecast Discussion
National Weather Service Wakefield VA
639am EST Thu Nov 12 2026

.WHAT HAS CHANGED... Full discussion updated. No significant changes, though shower chances have increased a bit more for this afternoon.

Small Craft Advisories have been issued for the Chesapeake Bay starting late this evening and for the northern coastal waters starting early Friday morning.

.KEY MESSAGES... 1) A series of cold fronts bring the potential for two waves of isolated to scattered showers today. Otherwise, mild temperatures remain through this afternoon with dropping temperatures late.

2) Much cooler temperatures arrive Friday into early next week with below freezing overnight temperatures likely inland.

As of 240am EST Thursday... KEY MESSAGE 1...A series of cold fronts bring the potential for two waves of isolated to scattered showers today. Otherwise, mild temperatures remain through this afternoon with dropping temperatures late.

Fairly quiet weather-wise across the forecast area this morning. Nighttime microphysics satellite imagery shows some passing mid-high clouds, though they should scatter out over the next few hours. Observations near the coast of ern/SE VA and NE NC also depict some patchy ground fog. This is likely due to the higher dew points and calm winds. Most guidance does not develop widespread fog and the current thinking is it remains patchy through sunrise.

A large upper trough and associated surface low and cold front will bring the potential for a few rounds of isolated to widely scattered showers today. The first round, where Probability of Precipitation are 20-30%, occurs this morning with an initial vorticity lobe and shortwave aloft. The late morning and early afternoon hours then look to be dry for most. Clouds are also expected to briefly scatter out during this time, allowing for one last day of mild temps. Forecast highs are generally in the mid to upper 60s, with a few ~70 F readings possible in SE VA and NE NC. The second round of showers follows along the cold front late this afternoon and evening. This is when a few heavier/stronger cores could develop given steep lapse rates and cool temps aloft. This combination allows for up to ~500 J/kg of sfc- based CAPE. In addition, can't rule out some sporadic lightning strikes or small hail in the heaviest cores. The best potential for this late-day activity is from the northern Piedmont into the northern portions of the RIC metro, the Northern Neck, and Eastern Shore. However, slight chance Probability of Precipitation extend roughly to the NC/VA border. These showers won't be efficient rainfall producers and still don't expect much in the way of measurable rainfall. Totals up to a tenth of an inch are possible, but this would be highly localized. Gusty NW winds overspread the area late tonight into early Friday behind the fronts. Overnight lows generally in the mid 40s and, despite the cold advection, went a few degrees above the NBM given the likely- mixed BL and lingering clouds.

KEY MESSAGE 2...Much cooler temperatures arrive Friday into early next week with below freezing overnight temperatures likely inland.

An anomalously strong (-2 to -3 st dev) upper trough settles over the area Friday into the weekend. Following the initial push of cold advection behind the cold front, this trough will allow for chilly temps at least through early next week. Highs Friday range from the low-mid 50s N/NW to mid-upper 50s S/SE, under partly and mostly sunny skies, respectively. The coolest night of the season so far is likely on the way Friday night, though there is some disagreement across the guidance on exactly how cold it gets. Most of the hi-res and statistical corrections show widespread lows in the low-mid 30s, while the NBM is chillier. A continuing N-NW wind, especially near the coast, could prevent ideal radiating conditions from developing. Regardless if widespread readings below freezing occur, it'll still be quite chilly given the breeze. There is not enough confidence in any Freeze Watches for Friday night at this time. Highs Saturday will be more typical of winter, with temps only peaking the in the low-mid 50s. Portions of the lower MD Eastern Shore could struggle to get out of the 40s. Continued cold advection, a compressed pressure gradient, and a well-mixed BL will allow for gusty NW winds for most of the day...to 20-25 mph inland and 25-30 mph near the coast and on the Eastern Shore.

The coolest overnight temps are expected Saturday and Sunday nights. This is when widespread (away from the immediate coast) overnight freezes are likely. Lows inland generally in the upper 20s to lower 30s, with mid to upper 30s at the immediate coast. Freeze Watches (and eventually Freeze Warnings) are likely for localities still in the growing season during this period, though it's a bit early to issue these being mostly >48 hrs out. Daytime highs Sunday into early next week look to remain in the 50s with potentially a modest warming trend by mid-late week. Despite the cool temps, there should be plenty of sunshine. Winds also gradually relax, but remain a bit breezy near the coast.

Marine
As of 240am EST Thursday... Key Messages:

- Small Craft Advisory conditions develop tonight over the Bay, and are likely over most of the marine area Friday afternoon and evening through much of the weekend.

- The strongest northwest winds are expected Saturday afternoon into Saturday night. A few gusts to Gale Force are possible over the offshore waters during this same period.

Latest obs showing S-SE winds 5-10 kt over the waters early this morning. Waves 1 ft, seas 1-2 ft. Conditions deteriorate late tonight into Friday, as a cold front approaches from the west this afternoon, and crosses the waters this evening. Winds veer around to the S-SW today, gradually increasing this afternoon and peaking this evening in the immediate wake of the front. On the coastal waters, gusts to 25-30 kt and building wind waves late tonight into Friday morning will drive seas up into the 3-5 ft range north of Chincoteague. SCA (Small Craft Advisory) have been issued for our northern waters for Friday. Meanwhile, SCA (Small Craft Advisory) have been issued for the Chesapeake Bay tonight into Friday afternoon/early evening, ending first over the lower bay as the pressure gradient slowly and briefly slackens. However, that lull will be short-lived, as another dry front crosses later Friday into Saturday, with a prolonged period of SCA (Small Craft Advisory) conditions then expected from Friday night through much of the weekend, as cold air advection and a re-tightening pressure gradient result in gusty northwest winds. The strongest winds are currently forecast from Saturday through Saturday night, with northwest winds of 20 to 25 knots and gusts to 30 knots across much of the waters. Occasional gusts to 35 knots are possible out across the outer coastal waters, mainly out 50-60 nm.

The latest 00z/12 GFS (Global Forecast System) and ECMWF (European Centre for Medium-Range Weather Forecasts) remain in fairly good agreement, showing peak 925 mb winds generally around 25 to 30 knots Saturday. Additionally, ensemble probabilities for gale force gusts continue to steadily decrease compared to previously runs. Notably, the EPS (which had been the highest) trended down to ~20-30% for the far outer coastal waters. While a few gale force gusts remain possible, confidence in frequent gale conditions is low, with widespread SCA (Small Craft Advisory) conditions the far more likely outcome.

The pressure gradient remains compressed into Sunday, with SCA (Small Craft Advisory) conditions likely to linger through Sunday morning and potentially into Sunday afternoon before winds/seas gradually subside. Small Craft Advisories will likely be needed with subsequent forecast packages for most of the waters from Friday afternoon/evening well into the upcoming weekend. Winds veer around to the NNW early next week, with waves/seas also subsiding below SCA (Small Craft Advisory) thresholds by later Sunday night into Monday.

NOAA Wakefield VA Office: Watches - Warnings - Advisories
MD...None. NC...None. VA...None.

Marine
Small Craft Advisory from 10pm this evening to 7pm EST Friday for ANZ630-631. Small Craft Advisory from 10pm this evening to 10am EST Friday for ANZ632-634. Small Craft Advisory from 6am to 7pm EST Friday for ANZ650- 652.