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Waltham, MA · Middlesex County
Right Now
Clear
Water
73°
Wind
2 mph
WSW
Gusts
4 mph
Pressure
29.78
rising
Forecast - Wed, Jun 17
High / Low
81° / 55°
Wind
3 mph
gusts 18 mph
Precip
0%
UV
7
Sunrise
9:07 AM
Sunset
12:24 AM
Today Read
Cambridge ReservoirWind read
Calm
3 mph avg
Water read
73°
Warm-water bite
Air range
55° / 81°
today
Precip
0%
low concern
Today's forecast for Cambridge Reservoir has calm wind, 55F to 81F air temperatures, 0% chance of precipitation, and 73F water.
AI read · today
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is weak timing.
Reads 9 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
waxing crescent
Major
7:00 PM - 9:30 PM
Minor
11:12 AM - 12:42 PM
Detailed temperature readings across your lake.
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Fish Species
12Water Temperature History
Current
76°
Jun 21
Low
33°
Feb 15
Average
60°
Last 12 Months
Warmest avg: June (73°F)
Coolest avg: February (41°F)
Rapid warming: May → June (+12°F)
Sharpest cooling: January → February (-13°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
4am - 3am
Peak Wind
8 mph
1am
Peak Gust
18 mph
highest gust
Pressure
29.83 inHg
rising
Visibility
19 mi
0% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
2/5waxing crescent
Water at 73°F -- warm-water species active.
Fish Species
12Nearby Lakes
FAQ
Cambridge Reservoir covers 155.00 acres (0.24 square miles)
Cambridge Reservoir is located in Waltham, Middlesex County, MA. It is accessible to the public for outdoor activities.