Station Name: MONGAUP RIVER NEAR MONGAUP NY
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 673 feet

Nearest Address:
20–98 Powerhouse Rd
Glen Spey, NY 12737
Sullivan County

GPS Coordinates: 41.4612222, -74.75877778

Nearby Water Temperatures

Frost Advisory issued May 2 at 5:23PM EDT until May 3 at 9:00AM EDT by NWS Mount Holly NJ

Effective: Sat May 2, 2026, 5:23 PM
Expires: Sun May 3, 2026, 9:00 AM

* WHAT...Temperatures as low as 32 to 37 will result in frost formation. * WHERE...In New Jersey, Morris, Sussex, Warren, and Hunterdon Counties. In Pennsylvania, Berks, Lehigh, Northampton, Upper Bucks, Western Chester, and Western Montgomery Counties. * WHEN...From 11 PM this evening to 9 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...The extent of frost development overnight and early Sunday morning will depend on cloud cover and if the wind becomes light enough to even calm at the surface.

Take steps now to protect tender plants from the cold.

Frost Advisory issued May 3 at 1:31AM EDT until May 3 at 9:00AM EDT by NWS Mount Holly NJ

Effective: Sun May 3, 2026, 1:31 AM
Expires: Sun May 3, 2026, 9:00 AM

* WHAT...Temperatures as low as 32 to 37 will result in frost formation. * WHERE...In New Jersey, Morris, Sussex, Warren, and Hunterdon Counties. In Pennsylvania, Berks, Lehigh, Northampton, Upper Bucks, Western Chester, and Western Montgomery Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.

Special Weather Statement issued May 2 at 1:45PM EDT by NWS Upton NY

Effective: Sat May 2, 2026, 1:45 PM
Expires: Sun May 3, 2026, 8:00 PM

The combination of drying fine fuels, northwest wind gusts between 25 and 30 mph, and relative humidity values between 25 and 35 percent will contribute to an elevated risk of fire spread Sunday afternoon for the Lower Hudson Valley, New York City and Long Island. This forecast considers meteorological, fuel, and land conditions and has been developed in coordination with state fire and land management officials. As a reminder, the annual statewide burn ban remains in effect until May 14. No burn permits are issued. Use extra caution if handling any potential ignition sources such as machinery or matches and ensure to properly extinguish or dispose of cigarette butts. Please refer to the New York State Department of Environmental Conservation website for more information on burn restrictions.

Frost Advisory issued May 2 at 12:28PM EDT until May 3 at 9:00AM EDT by NWS Upton NY

Effective: Sat May 2, 2026, 12:28 PM
Expires: Sun May 3, 2026, 9:00 AM

* WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...In Connecticut, Northern Fairfield and Northern New Haven Counties. In New Jersey, Western Passaic County. In New York, Northern Westchester, Orange, Putnam, and Rockland Counties. * WHEN...From midnight tonight to 9 AM EDT Sunday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Take steps now to protect tender plants from the cold.

Special Weather Statement issued May 3 at 3:18AM EDT by NWS Albany NY

Effective: Sun May 3, 2026, 3:18 AM
Expires: Sun May 3, 2026, 7:00 PM

The combination of drying fine fuels, northwest wind gusts between 20 and 30 mph, and relative humidity values between 25 and 35 percent will contribute to an elevated risk of fire spread late this morning into this afternoon for the Mid-Hudson Valley, eastern Catskills, Taconics, Greater Capital District, and Lake George-Saratoga regions in eastern New York. As a reminder, the annual statewide burn ban remains in effect until May 14. No burn permits are issued. Use extra caution if handling any potential ignition sources such as machinery or matches and ensure to properly extinguish or dispose of cigarette butts. Please refer to the New York State Department of Environmental Conservation website for more information on burn restrictions.