Water Temperature of the Mongaup River in Glen Spey, NY
Current Water Temperature
Measurement Time: Sunday, August 2, 2026, 3:15 AM EDT
Temperature Locations
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Local Points of Interest
Lumberland, NYStation 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
Mongaup River, Forestburgh, NY (7.4 mi)Neversink River, Godeffroy, NY (8.2 mi)
Basher Kill, Westbrookville, NY (11 mi)
Delaware River, Narrowsburg, NY (12.2 mi)
Neversink River, Bridgeville, NY (14.3 mi)
Tenmile River, Tusten, NY (15 mi)
Sheldrake Stream, Thompsonville, NY (15.9 mi)
Gumaer Brook, Wurtsboro, NY (17.7 mi)
Callicoon Creek, Callicoon, NY (25.5 mi)
Neversink River, Neversink, NY (25.6 mi)
Neversink Reservoir, Neversink, NY (26.1 mi)
Chestnut Creek, Grahamsville, NY (29.2 mi)
Cannonsville Reservoir Diversion Channel, Grahamsville, NY (29.8 mi)
Willowemoc Creek, Livingston Manor, NY (30.7 mi)
Neversink River, Claryville, NY (30.9 mi)
Weather for Glen Spey, New York
Current Weather

Five Day Weather Forecast

Sun
H: 88°F
L: 72°F

Mon
H: 81°F
L: 59°F

Tue
H: 84°F
L: 55°F

Wed
H: 80°F
L: 60°F

Thu
H: 90°F
L: 66°F
Air Quality
Nitrogen Dioxide: 7.6 μg/m3
Sulphur Dioxide: 0.9 μg/m3
Ozone: 62 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:15 PM
Daylight: 14 hrs 20 mins
Moon Transit: 3:46 AM
Moonset: 9:59 AM
Moon Phase: Waning Gibbous
Moon Illumination: 75.9%
Best Times for Fishing or Hunting
Major Periods
3:16 AM - 5:46 AM5:43 PM - 8:13 PM
Minor Periods
9:36 PM - 11:06 PM9:29 AM - 10:59 AM
Action Rating: 4 out of 5
Flood Watch issued August 2 at 2:29PM EDT until August 3 at 11:00PM EDT by NWS Upton NY
Effective: Sun August 2, 2026, 2:29 PM
Expires: Mon August 3, 2026, 5:00 AM
* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of northeast New Jersey, including the following areas, Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western Essex, Western Passaic and Western Union. * WHEN...From 8 PM EDT this evening through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Rounds of heavy showers with embedded thunderstorms are expected tonight through Monday afternoon with locally high rainfall rates of 1-2"+ per hour possible. Any training of thunderstorms may result in localized flash flooding. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.29 μg/m3
Sulphur Dioxide: 1.79 μg/m3
Ozone: 85.17 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:15 PM
Daylight: 14 hrs 20 mins
Moon Transit: 3:46 AM
Moonset: 9:59 AM
Moon Phase: Waning Gibbous
Moon Illumination: 75.9%
Best Times for Fishing or Hunting
Major Periods
3:16 AM - 5:46 AM5:43 PM - 8:13 PM
Minor Periods
9:36 PM - 11:06 PM9:29 AM - 10:59 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.81 μg/m3
Sulphur Dioxide: 0.64 μg/m3
Ozone: 70.92 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:14 PM
Daylight: 14 hrs 18 mins
Moon Transit: 12:00 AM
Moonset: 11:07 AM
Moon Phase: Waning Gibbous
Moon Illumination: 65.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
9:58 PM - 11:28 PM10:37 AM - 12:07 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.41 μg/m3
Sulphur Dioxide: 0.66 μg/m3
Ozone: 68.21 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:13 PM
Daylight: 14 hrs 16 mins
Moon Transit: 5:15 AM
Moonset: 12:17 AM
Moon Phase: Last Quarter
Moon Illumination: 54.6%
Best Times for Fishing or Hunting
Major Periods
4:45 AM - 7:15 AM7:15 PM - 9:45 PM
Minor Periods
10:23 PM - 11:53 PM11:47 AM - 1:17 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 10.2 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 105.21 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 8:12 PM
Daylight: 14 hrs 14 mins
Moon Transit: 6:04 AM
Moonset: 1:30 PM
Moon Phase: Last Quarter
Moon Illumination: 43.2%
Best Times for Fishing or Hunting
Major Periods
5:34 AM - 8:04 AM8:06 PM - 10:36 PM
Minor Periods
12:00 AM - 12:00 AM1:00 PM - 2:30 PM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.23 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 81.5 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 8:10 PM
Daylight: 14 hrs 11 mins
Moon Transit: 6:57 AM
Moonset: 2:46 PM
Moon Phase: Last Quarter
Moon Illumination: 32.3%
Best Times for Fishing or Hunting
Major Periods
6:27 AM - 8:57 AM9:03 PM - 11:33 PM
Minor Periods
2:16 PM - 3:46 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
