Water Temperature of the Mongaup River in Glen Spey, NY
Current Water Temperature
Measurement Time: Saturday, January 31, 2026, 5:15 AM EST
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

Sat
H: 23°F
L: -4°F

Sun
H: 22°F
L: 3°F

Mon
H: 31°F
L: 9°F

Tue
H: 31°F
L: 13°F

Wed
H: 27°F
L: 7°F
Air Quality
Nitrogen Dioxide: 2.95 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 72 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:14 PM
Daylight: 10 hrs 2 mins
Moon Transit: 11:36 PM
Moonset: 6:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Best Times for Fishing or Hunting
Major Periods
12:43 AM - 3:13 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM6:04 AM - 7:34 AM
Action Rating: 4 out of 5
Cold Weather Advisory issued January 31 at 1:55AM EST until February 1 at 10:00AM EST by NWS Mount Holly NJ
Effective: Sat January 31, 2026, 1:55 AM
Expires: Sat January 31, 2026, 3:00 PM
* WHAT...Very cold wind chills as low as 15 below. * WHERE...Portions of central, northern, and northwest New Jersey and east central and southeast Pennsylvania. * WHEN...Until 10 AM EST Sunday. * IMPACTS...The cold wind chills as low as 15 below zero could result in hypothermia if precautions are not taken. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Cold Weather Advisory issued January 30 at 6:53PM EST until February 1 at 9:00AM EST by NWS Binghamton NY
Effective: Fri January 30, 2026, 6:53 PM
Expires: Sat January 31, 2026, 7:00 AM
* WHAT...Very cold wind chills as low as 15 to 25 below expected. * WHERE...Portions of central New York and northeast Pennsylvania. * WHEN...Until 9 AM EST Sunday. * IMPACTS...The dangerously cold wind chills as low as 15 to 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. Very cold temperatures can lead to hypothermia with prolonged exposure. * ADDITIONAL DETAILS...Actual air temperature will be below zero each night through Sunday morning. The prolonged cold could cause pipes to freeze or burst. Daytime high temperatures will climb above zero with afternoon highs of 10 to 20 degrees above zero.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible.
Cold Weather Advisory issued January 31 at 1:21AM EST until February 1 at 9:00AM EST by NWS Binghamton NY
Effective: Sat January 31, 2026, 1:21 AM
Expires: Sat January 31, 2026, 1:30 PM
* WHAT...Very cold wind chills as low as 15 to 20 below expected. * WHERE...Portions of central New York and northeast Pennsylvania. * WHEN...Until 9 AM EST Sunday. * IMPACTS...The dangerously cold wind chills as low as 15 to 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Very cold temperatures can lead to hypothermia with prolonged exposure.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible.
Cold Weather Advisory issued January 30 at 1:49PM EST until January 31 at 10:00AM EST by NWS Upton NY
Effective: Fri January 30, 2026, 1:49 PM
Expires: Sat January 31, 2026, 6:15 AM
* WHAT...Very cold wind chills as low as 10 below. * WHERE...Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN...Until 10 AM EST Saturday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken. * ADDITIONAL DETAILS...Coldest wind chills generally between 11PM EST tonight and 9AM EST Saturday.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Cold Weather Advisory issued January 31 at 1:59AM EST until February 1 at 10:00AM EST by NWS Upton NY
Effective: Sat January 31, 2026, 1:59 AM
Expires: Sat January 31, 2026, 5:00 PM
* WHAT...Very cold wind chills as low as 10 to 15 below. * WHERE...Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN...Through 10 AM EST this morning and again from midnight tonight through 10 AM EST Sunday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken.
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves.
Wind Advisory issued January 31 at 1:55AM EST until February 2 at 1:00AM EST by NWS Mount Holly NJ
Effective: Sat January 31, 2026, 1:55 AM
Expires: Sat January 31, 2026, 3:00 PM
* WHAT...For the Cold Weather Advisory, very cold wind chills near 20 below. For the Wind Advisory, northwest winds 10 to 20 mph with gusts up to 45 mph expected. * WHERE...Carbon and Monroe Counties. * WHEN...For the Cold Weather Advisory, until 10 AM EST Sunday. For the Wind Advisory, from 6 AM Sunday to 1 AM EST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Cold Weather Advisory issued January 31 at 1:55AM EST until February 1 at 10:00AM EST by NWS Mount Holly NJ
Effective: Sat January 31, 2026, 1:55 AM
Expires: Sat January 31, 2026, 3:00 PM
* WHAT...For the Cold Weather Advisory, very cold wind chills near 20 below. For the Wind Advisory, northwest winds 10 to 20 mph with gusts up to 45 mph expected. * WHERE...Carbon and Monroe Counties. * WHEN...For the Cold Weather Advisory, until 10 AM EST Sunday. For the Wind Advisory, from 6 AM Sunday to 1 AM EST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. The dangerously cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.99 μg/m3
Sulphur Dioxide: 1.6 μg/m3
Ozone: 69.8 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:14 PM
Daylight: 10 hrs 2 mins
Moon Transit: 11:36 PM
Moonset: 6:34 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%
Best Times for Fishing or Hunting
Major Periods
12:43 AM - 3:13 PM12:00 AM - 12:00 AM
Minor Periods
3:16 PM - 4:46 PM6:04 AM - 7:34 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.19 μg/m3
Sulphur Dioxide: 1.33 μg/m3
Ozone: 75.28 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:15 PM
Daylight: 10 hrs 5 mins
Moon Transit: 12:00 AM
Moonset: 7:12 AM
Moon Phase: Full
Moon Illumination: 99.9%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM1:40 PM - 4:10 PM
Minor Periods
4:35 PM - 6:05 PM6:42 AM - 8:12 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.2 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 81.28 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:16 PM
Daylight: 10 hrs 7 mins
Moon Transit: 12:31 AM
Moonset: 7:43 AM
Moon Phase: Full
Moon Illumination: 99.4%
Best Times for Fishing or Hunting
Major Periods
12:01 AM - 2:31 AM2:32 PM - 5:02 PM
Minor Periods
5:50 PM - 7:20 PM7:13 AM - 8:43 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 6.38 μg/m3
Sulphur Dioxide: 2.32 μg/m3
Ozone: 71.72 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:18 PM
Daylight: 10 hrs 9 mins
Moon Transit: 1:21 AM
Moonset: 8:08 AM
Moon Phase: Full
Moon Illumination: 96.3%
Best Times for Fishing or Hunting
Major Periods
12:51 AM - 3:21 AM3:20 PM - 5:50 PM
Minor Periods
7:02 PM - 8:32 PM7:38 AM - 9:08 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 12.8 μg/m3
Sulphur Dioxide: 1.92 μg/m3
Ozone: 53.46 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 5:19 PM
Daylight: 10 hrs 12 mins
Moon Transit: 2:07 AM
Moonset: 8:31 AM
Moon Phase: Full
Moon Illumination: 90.9%
Best Times for Fishing or Hunting
Major Periods
1:37 AM - 4:07 AM4:04 PM - 6:34 PM
Minor Periods
8:10 PM - 9:40 PM8:01 AM - 9:31 AM
Action Rating: 3 out of 5
