A live wet-bulb check. Can snowmakers run where you are, and when?

How this works
We pull NOAA's hourly forecast for your location and calculate the wet-bulb temperature for each hour. Snowmakers rely on wet-bulb because it accounts for both cold and dry air — the two conditions that let water droplets freeze in flight. Below 28°F−2°C they can run; below 25°F−4°C the snow is good quality.
NO

41°F5°C wet-bulb in Sugarbush Resort, VT

45°F7°C air · 76% humidity

Too warm for snowmaking
Colder Snowmaking line 28°F−2°C Warmer

Next snowmaking window: Sat 3 AM – 8 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 25°F−4°C Now Fri Sat

Use the left and right arrow keys to step through hours.

  • Ideal
  • Great
  • Marginal
  • Too warm
  • Night
Hourly table
HourAirHumidityWet-bulbSnowmaking
Thu 8 PM45°F7°C76%40.8°F4.9°CToo warm
Thu 9 PM43°F6°C79%39.4°F4.1°CToo warm
Thu 10 PM41°F5°C85%38.4°F3.6°CToo warm
Thu 11 PM39°F4°C89%37.1°F2.8°CToo warm
Fri 12 AM38°F3°C89%36.1°F2.3°CToo warm
Fri 1 AM38°F3°C85%35.5°F1.9°CToo warm
Fri 2 AM37°F3°C85%34.5°F1.4°CToo warm
Fri 3 AM35°F2°C89%33.1°F0.6°CToo warm
Fri 4 AM33°F1°C96%32.2°F0.1°CToo warm
Fri 5 AM32°F0°C96%31.2°F−0.5°CToo warm
Fri 6 AM30°F−1°C100%29.7°F−1.3°CToo warm
Fri 7 AM30°F−1°C100%29.7°F−1.3°CToo warm
Fri 8 AM36°F2°C82%33.1°F0.6°CToo warm
Fri 9 AM40°F4°C67%34.8°F1.6°CToo warm
Fri 10 AM43°F6°C60%36.6°F2.5°CToo warm
Fri 11 AM47°F8°C51%38.8°F3.8°CToo warm
Fri 12 PM49°F9°C42%39.0°F3.9°CToo warm
Fri 1 PM51°F11°C39%40.2°F4.5°CToo warm
Fri 2 PM52°F11°C38%40.8°F4.9°CToo warm
Fri 3 PM53°F12°C38%41.6°F5.3°CToo warm
Fri 4 PM54°F12°C36%42.0°F5.6°CToo warm
Fri 5 PM50°F10°C44%40.2°F4.6°CToo warm
Fri 6 PM46°F8°C58%38.9°F3.9°CToo warm
Fri 7 PM42°F6°C67%36.6°F2.6°CToo warm
Fri 8 PM39°F4°C79%35.6°F2.0°CToo warm
Fri 9 PM37°F3°C82%34.1°F1.2°CToo warm
Fri 10 PM35°F2°C89%33.1°F0.6°CToo warm
Fri 11 PM33°F1°C92%31.6°F−0.2°CToo warm
Sat 12 AM32°F0°C92%30.6°F−0.8°CToo warm
Sat 1 AM31°F−1°C92%29.6°F−1.3°CToo warm
Sat 2 AM30°F−1°C96%29.2°F−1.6°CToo warm
Sat 3 AM29°F−2°C96%28.2°F−2.1°CMarginal
Sat 4 AM28°F−2°C100%27.7°F−2.4°CMarginal
Sat 5 AM28°F−2°C96%27.2°F−2.7°CMarginal
Sat 6 AM27°F−3°C100%26.7°F−2.9°CMarginal
Sat 7 AM25°F−4°C100%24.7°F−4.0°CGreat
Sat 8 AM29°F−2°C100%28.7°F−1.8°CToo warm
Sat 9 AM35°F2°C89%33.1°F0.6°CToo warm
Sat 10 AM41°F5°C65%35.4°F1.9°CToo warm
Sat 11 AM46°F8°C55%38.5°F3.6°CToo warm
Sat 12 PM50°F10°C48%40.9°F4.9°CToo warm
Sat 1 PM53°F12°C36%41.3°F5.1°CToo warm
Sat 2 PM55°F13°C34%42.4°F5.8°CToo warm
Sat 3 PM56°F13°C34%43.2°F6.2°CToo warm
Sat 4 PM58°F14°C34%44.8°F7.1°CToo warm
Sat 5 PM54°F12°C40%42.8°F6.0°CToo warm
Sat 6 PM50°F10°C50%41.2°F5.1°CToo warm
Sat 7 PM47°F8°C53%39.1°F3.9°CToo warm

Right now

Mostly clear
45°F7°C feels like 39°F4°C
Wind
12 mph19 km/h, gusts 17 mph28 km/h
Humidity
76%
Precipitation
0% chance

Snow forecast new snow, NOAA forecast

Next 24 h
0″0 cm
Next 48 h
0″0 cm
Next 72 h
0″0 cm

No new snow in the forecast for the next 72 hours.

7-day outlook

  1. Tonight 30°F−1°C Mostly Clear
  2. Fri 54°F12°C 25°F−4°C Sunny
  3. Sat 58°F14°C 31°F−1°C Sunny
  4. Sun 63°F17°C 41°F5°C Sunny
  5. Mon 61°F16°C 38°F3°C Mostly Sunny
  6. Tue 50°F10°C 31°F−1°C Mostly Sunny
  7. Wed 53°F12°C 37°F3°C Mostly Sunny
  8. Thu 57°F14°C Partly Sunny

Forecast for 8 PM · NOAA grid updated 6:36 PM · grid elevation 1,460 ft

Checked at the base area (1,483 ft); the summit (4,083 ft) is usually colder.

Click a pin or anywhere on the map to check it.