95°
Chance Showers And Thunderstorms
64%
8
Calvert County, MD · Chesapeake Bay
Calvert Cliffs State Park
10540 H G Trueman Rd, Lusby, MD 20657
World-famous for Miocene-era fossils. A 1.8-mile hike through woodlands leads to a small beach at the base of the cliffs where you can sift for shark teeth, whale bones, and 600+ species of prehistoric fossils.
Today's Conditions
Skip the beach today.
64% rain · Thunderstorms · High nettle risk
Full NWS forecast for This Afternoon
A chance of showers and thunderstorms. Some of the storms could be severe. Mostly cloudy, with a high near 95. Heat index values as high as 103. Southwest wind around 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Tonight
A chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then a slight chance of showers and thunderstorms between midnight and 1am. Some of the storms could be severe. Mostly cloudy, with a low around 76. Southwest wind 7 to 12 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Weather
- 95°F air — hot — hydrate and seek shade
- 64% rain — rain likely at some point
Water
- 84°F water — warm — full-day swim weather
- High nettle risk — 80% probability — reconsider swimming
Safety
- Thunderstorms — stay off the water when storms approach
- NWS alert active — tornado watch issued july 18 at 4:33pm edt until july 18 at 9:00pm edt by nws baltimore md/washington dc
10 /100
skip
0 Swim
15 Sunbathe
0 Walk
15 Fossils
17 Photo
Best for photography today
Weather alert in effect
Tornado Watch issued July 18 at 4:33PM EDT until July 18 at 9:00PM EDT by NWS Baltimore MD/Washington DC
Heat Advisory issued July 18 at 7:50AM EDT until July 18 at 7:00PM EDT by NWS Baltimore MD/Washington DC
Atmosphere
Air Temp
95°F
Partly Cloudy
Wind
13 mph
SW
Rain
64%
This Afternoon
UV Peak
3 Moderate
Peaks 12 PM · burn in ~67m
Burn-free before 11 AM & after 01 PM
Tomorrow
89°F
Mostly Sunny
Water
Water Temp
84°F
Swimming weather
Sea Nettles
High nettle risk
80% probability · Gooses Reef buoy
Water Quality
Clean
20 MPN/100mL · Enterococcus
USGS · sampled 10mo ago
Sun & Moon
Sunrise
5:56 AM
Sunset
8:27 PM
Moon · 18%
Waxing Crescent
Neap tides — smaller range
7-Day Beach Day Forecast
89°
Mostly Sunny
10%
80
87°
Sunny
13%
81
92°
Showers And Thunderstorms
79%
7
87°
Rain Showers Likely
73%
42
80°
Slight Chance Rain Showers
19%
76
83°
Sunny
13%
84
What to Bring Today
- recommended Sturdy umbrella + sand anchor 13 mph wind
- optional Swimsuit - water is swimmable Water is 84°F
- recommended Rain cover + dry bag 64% chance of rain
- critical Extra water / electrolytes 95°F - heat risk
- recommended Cooling towel or hat sustained heat
Always remember water bottle, trash bag (leave no trace).
Beach Info
Parking
Trailhead lot, fills on summer weekends. $5 vehicle fee.
Dogs
Dogs allowed on leash on trails. Not permitted on beach May-Sep.
Entry Fee
$5/vehicle
Address
10540 H G Trueman Rd, Lusby, MD 20657
Amenities
Frequently Asked
Is it safe to swim at Calvert Cliffs State Park today?
Calvert Cliffs State Park shows a live water-quality reading (bacteria levels) and today's swim-safety score at the top of this page, refreshed on every update. No lifeguards are on duty, so check the day's conditions and swim with caution. Always review the current advisories, surf, and rip-current notes before getting in the water.
Is Calvert Cliffs State Park dog-friendly?
Dogs allowed on leash on trails. Not permitted on beach May-Sep.
Is there an entry fee at Calvert Cliffs State Park?
$5/vehicle
Are there lifeguards at Calvert Cliffs State Park?
No lifeguards are stationed at Calvert Cliffs State Park. Swim at your own risk and keep close watch on children.
What amenities are at Calvert Cliffs State Park?
Amenities at Calvert Cliffs State Park include restrooms at trailhead, picnic area, playground.
When is the water warmest at Calvert Cliffs State Park?
The Chesapeake warms quickly — water temperatures peak in late July and August, typically 78-82°F. Swimming comfortable from mid-June through September.
Where is Calvert Cliffs State Park located?
Calvert Cliffs State Park is in Calvert County, MD, at 10540 H G Trueman Rd, Lusby, MD 20657.
Nearby Beaches
Updated · Data from NOAA, NWS