61°
Patchy Fog
14%
30
Barnstable County, MA · Atlantic Ocean
Marconi Beach
Marconi Beach Rd, Wellfleet, MA 02667
A Cape Cod National Seashore beach in Wellfleet — named for Guglielmo Marconi, who sent the first transatlantic wireless message from this exact bluff in 1903. Towering 60-foot dunes, dramatic open-ocean surf, fewer crowds than Nauset.
Today's Conditions
Skip the beach today.
NWS alert active · 61°F air · 58°F water
Full NWS forecast for This Afternoon
Patchy fog. Mostly cloudy. High near 61, with temperatures falling to around 54 in the afternoon. Northwest wind 8 to 12 mph.
Tonight
Patchy fog before 7pm, then a chance of rain between 1am and 4am, then rain likely and patchy fog. Mostly cloudy, with a low around 47. West wind 7 to 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Weather
- 61°F air — chilly for a beach day
- Fog — low visibility — good for moody photos, less for swimming
Water
- 58°F water — cold — wetsuit or stay dry
Safety
- NWS alert active — small craft advisory issued november 7 at 1:10pm est until november 9 at 7:00pm est by nws boston/norton ma
30 /100
skip
9 Swim
37 Sunbathe
61 Walk
87 Photo
Best for photography today
Small Craft Small Craft Advisory
Small Craft Advisory issued November 7 at 1:10PM EST until November 9 at 7:00PM EST by NWS Boston/Norton MA
Full NWS statement
* WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 5 to 8 feet expected. * WHERE...Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 NM. * WHEN...From 10 PM this evening to 7 PM EST Monday. * IMPACTS...Conditions will be hazardous to small craft.
Atmosphere
Air Temp
61°F
Fog/Mist
Wind
8 to 12 mph
NW
Rain
14%
This Afternoon
Air Quality
31 Good
Ozone · Cape Cod and Islands
UV Peak
1 Low
Peaks 10 AM · burn in ~200m
Burn-free before 09 AM & after 11 AM
Tomorrow
58°F
Chance Light Rain then Partly Sunny
Water
Water Temp
58°F
Cold
Next High Tide
10:49 PM
5.1 ft · in 4.3h
Wave Height
0.7 ft
offshore buoy
Barometer
29.61 inHg
1003 hPa · buoy 44020
Rip Current Risk · Regional Reference
No zone-specific NWS forecast for this beach (ANZ254)
The BOX office's Surf Zone Forecast doesn't cover this beach's forecast zone directly. Nearby coastal zones it does cover are listed below — regional reference only, not a substitute for the conditions at this specific beach.
- MAZ022 Barnstable MA — Chatham, Eastham, and Provincetown n/a
- MAZ024 Nantucket MA — Nantucket n/a
- MAZ023 Dukes MA — Edgartown and Aquinnah n/a
- MAZ020 Southern Bristol MA — Westport, Dartmouth, and New Bedford n/a
- RIZ007 Newport RI — Newport, Middletown, and Little Compton n/a
- RIZ006 Washington RI — Narragansett, Charlestown, and Westerly n/a
- RIZ008 Block Island RI — Block Island n/a
- MAZ019 Eastern Plymouth MA — Cohasset, Duxbury, Hingham, Kingston, n/a
- MAZ015 Suffolk MA-Eastern Norfolk MA — Boston, Chelsea, Revere, Winthrop, n/a
- MAZ007 Eastern Essex MA — Beverly, Gloucester, and Newburyport n/a
Sun & Moon
Sunrise
6:19 AM
Sunset
4:27 PM
Moon · 5%
Waning Crescent
Spring tides — bigger range
Tides
| Time | Type | Height |
|---|---|---|
| 4:26 AM | Low | -0.0 ft |
| 10:18 AM | High | 5.7 ft |
| 5:04 PM | Low | -0.4 ft |
| 10:49 PM | High | 5.1 ft |
| Time | Type | Height |
|---|---|---|
| 5:10 AM | Low | 0.1 ft |
| 11:00 AM | High | 5.8 ft |
| 5:52 PM | Low | -0.4 ft |
| 11:34 PM | High | 5.0 ft |
| Time | Type | Height |
|---|---|---|
| 5:51 AM | Low | 0.2 ft |
| 11:40 AM | High | 5.9 ft |
| 6:37 PM | Low | -0.4 ft |
| Time | Type | Height |
|---|---|---|
| 12:17 AM | High | 4.9 ft |
| 6:31 AM | Low | 0.4 ft |
| 12:18 PM | High | 5.8 ft |
| 7:20 PM | Low | -0.3 ft |
| Time | Type | Height |
|---|---|---|
| 1:00 AM | High | 4.8 ft |
| 7:09 AM | Low | 0.5 ft |
| 12:56 PM | High | 5.7 ft |
| 8:02 PM | Low | -0.1 ft |
| Time | Type | Height |
|---|---|---|
| 1:43 AM | High | 4.6 ft |
| 7:48 AM | Low | 0.6 ft |
| 1:35 PM | High | 5.5 ft |
| 8:43 PM | Low | -0.0 ft |
| Time | Type | Height |
|---|---|---|
| 2:26 AM | High | 4.4 ft |
| 8:27 AM | Low | 0.6 ft |
| 2:15 PM | High | 5.3 ft |
| 9:23 PM | Low | 0.1 ft |
High/low predictions from NOAA station 8447435, refreshed on every build. Times shown local.
7-Day Beach Day Forecast
58°
Chance Light Rain then Partly Sunny
33%
24
56°
Mostly Sunny then Chance Light Rain
42%
27
56°
Mostly Sunny
2%
46
56°
Sunny
2%
46
52°
Partly Sunny then Slight Chance Light Rain
17%
41
51°
Light Rain Likely
64%
5
What to Bring Today
- critical Wetsuit (if swimming at all) Water is 58°F — dangerously cold
Always remember water bottle, trash bag (leave no trace).
Beach Info
Parking
NPS lot at the bluff — fills mid-day in peak summer.
Dogs
Dogs prohibited on protected sections during piping plover season. Leashed access otherwise.
Entry Fee
Cape Cod National Seashore pass: $25/7-day or $60/annual.
Address
Marconi Beach Rd, Wellfleet, MA 02667
Amenities
Frequently Asked
Is it safe to swim at Marconi Beach today?
Marconi Beach shows a live water-quality reading (bacteria levels) and today's swim-safety score at the top of this page, refreshed on every update. Seasonal lifeguards patrol the swim area in summer — follow their flags. Always review the current advisories, surf, and rip-current notes before getting in the water.
Is Marconi Beach dog-friendly?
Dogs prohibited on protected sections during piping plover season. Leashed access otherwise.
Is there an entry fee at Marconi Beach?
Cape Cod National Seashore pass: $25/7-day or $60/annual.
Are there lifeguards at Marconi Beach?
Yes. Seasonal lifeguards patrol Marconi Beach during the summer swim season (typically Memorial Day through Labor Day). Outside that window, swim at your own risk.
What amenities are at Marconi Beach?
Amenities at Marconi Beach include lifeguards, restrooms, showers, overlook.
When is the water warmest at Marconi Beach?
Atlantic water temperatures peak in August. Northern beaches (ME, NH, MA) run cool — typically 60-68°F at the summer peak. Mid-Atlantic (NJ, DE, MD, VA) hits 74-76°F. The Carolinas and Florida Atlantic warm into the 80s and stay swimmable from May through October.
Where is Marconi Beach located?
Marconi Beach is in Barnstable County, MA, at Marconi Beach Rd, Wellfleet, MA 02667.
Nearby Beaches
Updated · Data from NOAA, NWS