Water Temperature of New Haven Harbor in New Haven, CT

Current Water Temperature

33.1°F

Measurement Time: Saturday, February 21, 2026, 7:24 PM EST

Today's Tides

 High: February 21, 1:23 AM, 6.6 ft
Low: February 21, 7:43 AM, -0.4 ft
 High: February 21, 1:51 PM, 6.0 ft
Low: February 21, 7:54 PM, -0.2 ft

Temperature Locations

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Local Points of Interest

East Haven, CT; East Shore Park; Long Island Sound

New Haven Harbor

Station Name: New Haven
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -6 feet

Nearest Address:
1 Waterfront Street
New Haven, CT 06512
New Haven County

GPS Coordinates: 41.283333, -72.908333

Nearby Water Temperatures

Quinnipiac River, Wallingford, CT (12 mi)
Housatonic River, Stratford, CT (12.9 mi)
Naugatuck River, Beacon Falls, CT (13.6 mi)
Bridgeport Harbor, Bridgeport, CT (16.1 mi)
Rooster River, Bridgeport, CT (17.7 mi)
Mill River, Southport, CT (22.1 mi)
Mill River, Fairfield, CT (22.6 mi)
Flax Pond, Old Field, NY (25.3 mi)
Connecticut River, Middletown, CT (25.6 mi)
Saugatuck River, Westport Village, CT (26.4 mi)
Saugatuck River, Westport, CT (26.8 mi)
Norwalk River, Norwalk, CT (28.7 mi)
Peconic River, Riverhead, NY (28.9 mi)
Norwalk Harbor, Norwalk, CT (29 mi)
Norwalk River, Norwalk, CT (29.2 mi)

Weather for New Haven, Connecticut

Current Weather

37.9°F
Overcast
Overcast
37.1°F
37.5°F
73%
NW 2.2 mph
3.1 mph
37°F
33.9°F
0 in
100%
9 mi
1018 mbar
0

Five Day Weather Forecast

Overcast
Sat
H: 43°F
L: 32°F
Moderate or heavy snow showers
Sun
H: 34°F
L: 32°F
Blowing snow
Mon
H: 29°F
L: 26°F
Sunny
Tue
H: 32°F
L: 15°F
Heavy snow
Wed
H: 34°F
L: 15°F

Air Quality

AQI: 1 - Good
PM2.5: 5.35 μg/m3
PM10: 7.05 μg/m3
Carbon Monoxide: 207.85 μg/m3
Nitrogen Dioxide: 6.35 μg/m3
Sulphur Dioxide: 1.95 μg/m3
Ozone: 74 μg/m3

Astronomical

Sunrise: 6:38 AM
Sun Transit: 12:05 AM
Sunset: 5:33 PM
Daylight: 10 hrs 55 mins
Moonrise: 8:24 AM
Moon Transit: 3:23 PM
Moonset: 10:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 19.4%

Best Times for Fishing or Hunting

Major Periods

4:50 AM - 7:20 AM
2:53 PM - 5:23 PM

Minor Periods

10:07 PM - 11:37 PM
7:54 AM - 9:24 AM

Action Rating: 3 out of 5

Coastal Flood Watch issued February 20 at 4:27PM EST until February 23 at 5:00AM EST by NWS Upton NY

Effective: Fri February 20, 2026, 4:27 PM
Expires: Sat February 21, 2026, 5:00 PM

* WHAT...1 1/2 to 2 1/2 ft of inundation above ground level possible in vulnerable areas near the waterfront and shoreline. * WHERE...In Connecticut, Southern Fairfield and Southern New Haven Counties. In New York, Southern Westchester County. * WHEN...Late Sunday night. * COASTAL FLOOD IMPACTS...Widespread moderate flooding of vulnerable areas near the waterfront and shoreline possible. 1 1/2 to 2 1/2 ft of inundation above ground level possible in low lying, vulnerable areas. This would result in numerous road closures and cause widespread flooding of low lying property including parking lots, parks, lawns and homes/businesses with basements near the waterfront. Vehicles parked in vulnerable areas near the waterfront will likely become flooded. Flooding will also extend inland from the waterfront along tidal rivers and bays.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Blizzard Warning issued February 21 at 1:02PM EST until February 23 at 6:00PM EST by NWS Upton NY

Effective: Sat February 21, 2026, 1:02 PM
Expires: Sun February 22, 2026, 3:00 AM

* WHAT...Blizzard conditions expected. Total snow accumulations between 11 and 15 inches. Winds gusting as high as 45 mph. * WHERE...Portions of southern Connecticut and southeast New York. * WHEN...From 1 PM Sunday to 6 PM EST Monday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Whiteout conditions are expected and will make travel treacherous and potentially life-threatening. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. The hazardous conditions could impact the Monday morning and evening commutes.

Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. Check local Department of Transportation information services for the latest road conditions. A Blizzard Warning means severe winter weather conditions are expected or occurring. Falling and blowing snow with strong winds are likely. This will lead to whiteout conditions, making travel extremely dangerous. Do not travel. If you must travel, have a winter survival kit with you. If you get stranded, stay in your vehicle.


Blizzard Warning issued February 21 at 1:02PM EST until February 23 at 6:00PM EST by NWS Upton NY

Effective: Sat February 21, 2026, 1:02 PM
Expires: Sun February 22, 2026, 3:00 AM

* WHAT...Blizzard conditions expected. Total snow accumulations between 15 and 20 inches, highest amounts across Long Island. Winds gusting as high as 55 mph with isolated gusts up to 60 mph. Gusts on the east end of Long Island could reach 65 mph. * WHERE...Portions of southern Connecticut and southeast New York. * WHEN...From 1 PM Sunday to 6 PM EST Monday. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Whiteout conditions are expected and will make travel treacherous and potentially life-threatening. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. The hazardous conditions will impact the Monday morning and evening commutes. * ADDITIONAL DETAILS...Strongest winds are expected Sunday evening through Monday afternoon.

Travel should be restricted to emergencies only. If you must travel, have a winter survival kit with you. If you get stranded, stay with your vehicle. Check local Department of Transportation information services for the latest road conditions. A Blizzard Warning means severe winter weather conditions are expected or occurring. Falling and blowing snow with strong winds are likely. This will lead to whiteout conditions, making travel extremely dangerous. Do not travel. If you must travel, have a winter survival kit with you. If you get stranded, stay in your vehicle.


Coastal Flood Watch issued February 20 at 4:27PM EST until February 23 at 6:00AM EST by NWS Upton NY

Effective: Fri February 20, 2026, 4:27 PM
Expires: Sat February 21, 2026, 5:00 PM

* WHAT...1 1/2 to 2 1/2 ft of inundation above ground level possible in vulnerable areas near the waterfront and shoreline. * WHERE...Northeast Suffolk and Southeast Suffolk Counties. * WHEN...From Sunday evening through late Sunday night. * COASTAL FLOOD IMPACTS...Widespread moderate flooding of vulnerable areas near the waterfront and shoreline possible. 1 1/2 to 2 1/2 ft of inundation above ground level possible in low lying, vulnerable areas. This would result in numerous road closures and cause widespread flooding of low lying property including parking lots, parks, lawns and homes/businesses with basements near the waterfront. Vehicles parked in vulnerable areas near the waterfront will likely become flooded. Flooding will also extend inland from the waterfront along tidal rivers and bays. Ice cover in the bays and harbors could exacerbate flooding and cause damage to northeast to east facing shoreline structures. * SHORELINE IMPACTS...Breaking surf of 4 to 8 ft along Gardiners Bay, particularly Orient Point, will cause beach flooding and dune erosion during the time of high tide. This may also exacerbate splashover flooding of shorelines roads and properties behind protective dunes, structures and seawalls. Minor damage to shoreline structures possible. * ADDITIONAL DETAILS...This water level forecast will be highly dependent on timing of windshift from east northeast to north gales with respect to the time of high tide, and will be refined over the next 24 hours. Ice cover in the bays and harbors could exacerbate flooding and cause damage to northeast to east facing shoreline structures.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Coastal Flood Watch issued February 20 at 4:27PM EST until February 23 at 5:00AM EST by NWS Upton NY

Effective: Fri February 20, 2026, 4:27 PM
Expires: Sat February 21, 2026, 5:00 PM

* WHAT...1 1/2 to 2 1/2 ft of inundation above ground level possible in vulnerable areas near the waterfront and shoreline. * WHERE...Bronx, Northwest Suffolk, Northern Queens and Northern Nassau Counties. * WHEN...Late Sunday night. * COASTAL FLOOD IMPACTS...Widespread moderate flooding of vulnerable areas near the waterfront and shoreline possible. 1 1/2 to 2 1/2 ft of inundation above ground level possible in low lying, vulnerable areas. This would result in numerous road closures and cause widespread flooding of low lying property including parking lots, parks, lawns and homes/businesses with basements near the waterfront. Vehicles parked in vulnerable areas near the waterfront will likely become flooded. Flooding will also extend inland from the waterfront along tidal rivers and bays. Ice cover in the bays and harbors could exacerbate flooding and cause damage to northeast to east facing shoreline structure. * SHORELINE IMPACTS...Breaking surf of 3 to 5 ft along north and east facing shorelines will cause beach flooding and dune erosion during the time of high tide. This may also exacerbate splashover flooding of shorelines roads and properties behind protective dunes, structures and seawalls. Minor damage to shoreline structures possible. * ADDITIONAL DETAILS...This water level forecast will be highly dependent on timing of windshift from east northeast to north gales with respect to the time of high tide, and will be refined over the next 24 hours. Ice cover in the bays and harbors could exacerbate flooding and cause damage to northeast to east facing shoreline structure.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Saturday, February 21, 2026

Weather Forecast

Overcast
43.2°F
32.2°F
36.5°F
89%
0 in
0%
6%
9.6 mph
0.5


Air Quality

AQI: 1 - Good
PM2.5: 8.11 μg/m3
PM10: 8.87 μg/m3
Carbon Monoxide: 265.01 μg/m3
Nitrogen Dioxide: 16.77 μg/m3
Sulphur Dioxide: 2.7 μg/m3
Ozone: 55.56 μg/m3

Astronomical

Sunrise: 6:38 AM
Sun Transit: 12:05 AM
Sunset: 5:33 PM
Daylight: 10 hrs 55 mins
Moonrise: 8:24 AM
Moon Transit: 3:23 PM
Moonset: 10:37 PM
Moon Phase: Waxing Crescent
Moon Illumination: 19.4%

Best Times for Fishing or Hunting

Major Periods

4:50 AM - 7:20 AM
2:53 PM - 5:23 PM

Minor Periods

10:07 PM - 11:37 PM
7:54 AM - 9:24 AM

Action Rating: 3 out of 5

Sunday, February 22, 2026

Weather Forecast

Moderate or heavy snow showers
34°F
31.6°F
32.9°F
90%
0.75 in
79%
31%
24.4 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 5.12 μg/m3
PM10: 6.67 μg/m3
Carbon Monoxide: 199.93 μg/m3
Nitrogen Dioxide: 6.44 μg/m3
Sulphur Dioxide: 1.84 μg/m3
Ozone: 75.36 μg/m3

Astronomical

Sunrise: 6:37 AM
Sun Transit: 12:05 AM
Sunset: 5:34 PM
Daylight: 10 hrs 57 mins
Moonrise: 8:52 AM
Moon Transit: 4:15 PM
Moonset: 11:53 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.1%

Best Times for Fishing or Hunting

Major Periods

5:40 AM - 8:10 AM
3:45 PM - 6:15 PM

Minor Periods

12:00 AM - 12:00 AM
8:22 AM - 9:52 AM

Action Rating: 2 out of 5

Monday, February 23, 2026

Weather Forecast

Blowing snow
29.4°F
26°F
28.6°F
88%
5 in
87%
62%
32.4 mph
0.3


Air Quality

AQI: 1 - Good
PM2.5: 3.94 μg/m3
PM10: 5.03 μg/m3
Carbon Monoxide: 185.73 μg/m3
Nitrogen Dioxide: 5.42 μg/m3
Sulphur Dioxide: 2.39 μg/m3
Ozone: 83 μg/m3

Astronomical

Sunrise: 6:35 AM
Sun Transit: 12:04 AM
Sunset: 5:35 PM
Daylight: 11 hrs mins
Moonrise: 9:25 AM
Moon Transit: 5:11 PM
Moonset: 12:53 AM
Moon Phase: First Quarter
Moon Illumination: 39.8%

Best Times for Fishing or Hunting

Major Periods

6:35 AM - 9:05 AM
4:41 PM - 7:11 PM

Minor Periods

8:55 AM - 10:25 AM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Tuesday, February 24, 2026

Weather Forecast

Sunny
32.4°F
14.7°F
25.1°F
68%
0 in
0%
0%
18.1 mph
0.6


Air Quality

AQI: 1 - Good
PM2.5: 3.92 μg/m3
PM10: 4.47 μg/m3
Carbon Monoxide: 181.94 μg/m3
Nitrogen Dioxide: 5.97 μg/m3
Sulphur Dioxide: 2.08 μg/m3
Ozone: 81.56 μg/m3

Astronomical

Sunrise: 6:34 AM
Sun Transit: 12:04 AM
Sunset: 5:36 PM
Daylight: 11 hrs 3 mins
Moonrise: 10:08 AM
Moon Transit: 6:12 PM
Moonset: 1:10 AM
Moon Phase: First Quarter
Moon Illumination: 51.1%

Best Times for Fishing or Hunting

Major Periods

7:34 AM - 10:04 AM
5:42 PM - 8:12 PM

Minor Periods

9:38 AM - 11:08 AM
12:40 AM - 2:10 AM

Action Rating: 3 out of 5

Wednesday, February 25, 2026

Weather Forecast

Heavy snow
34.3°F
15°F
30.7°F
95%
0.19 in
80%
29%
17 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 8.59 μg/m3
PM10: 8.8 μg/m3
Carbon Monoxide: 239.9 μg/m3
Nitrogen Dioxide: 17.25 μg/m3
Sulphur Dioxide: 2.05 μg/m3
Ozone: 61.08 μg/m3

Astronomical

Sunrise: 6:32 AM
Sun Transit: 12:04 AM
Sunset: 5:38 PM
Daylight: 11 hrs 5 mins
Moonrise: 11:02 AM
Moon Transit: 7:14 PM
Moonset: 2:23 AM
Moon Phase: First Quarter
Moon Illumination: 62.3%

Best Times for Fishing or Hunting

Major Periods

8:35 AM - 11:05 AM
6:44 PM - 9:14 PM

Minor Periods

10:32 AM - 12:02 AM
1:53 AM - 3:23 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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