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

39°F4°C wet-bulb in Smugglers' Notch Resort, VT

43°F6°C air · 76% humidity

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

Next snowmaking window: Sat 12 AM – 9 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 PM43°F6°C76%38.9°F3.8°CToo warm
Thu 9 PM41°F5°C76%37.0°F2.8°CToo warm
Thu 10 PM39°F4°C79%35.6°F2.0°CToo warm
Thu 11 PM38°F3°C76%34.2°F1.2°CToo warm
Fri 12 AM37°F3°C75%33.1°F0.6°CToo warm
Fri 1 AM37°F3°C75%33.1°F0.6°CToo warm
Fri 2 AM36°F2°C72%31.8°F−0.1°CToo warm
Fri 3 AM35°F2°C75%31.2°F−0.4°CToo warm
Fri 4 AM33°F1°C78%29.7°F−1.3°CToo warm
Fri 5 AM32°F0°C81%29.1°F−1.6°CToo warm
Fri 6 AM31°F−1°C85%28.7°F−1.8°CToo warm
Fri 7 AM31°F−1°C88%29.1°F−1.6°CToo warm
Fri 8 AM34°F1°C78%30.6°F−0.8°CToo warm
Fri 9 AM37°F3°C72%32.7°F0.4°CToo warm
Fri 10 AM40°F4°C64%34.4°F1.3°CToo warm
Fri 11 AM43°F6°C57%36.1°F2.3°CToo warm
Fri 12 PM45°F7°C51%37.0°F2.8°CToo warm
Fri 1 PM47°F8°C47%38.1°F3.4°CToo warm
Fri 2 PM47°F8°C47%38.1°F3.4°CToo warm
Fri 3 PM48°F9°C46%38.8°F3.8°CToo warm
Fri 4 PM49°F9°C44%39.4°F4.1°CToo warm
Fri 5 PM46°F8°C49%37.6°F3.1°CToo warm
Fri 6 PM42°F6°C60%35.7°F2.0°CToo warm
Fri 7 PM39°F4°C67%33.9°F1.0°CToo warm
Fri 8 PM36°F2°C72%31.8°F−0.1°CToo warm
Fri 9 PM35°F2°C78%31.6°F−0.2°CToo warm
Fri 10 PM33°F1°C82%30.2°F−1.0°CToo warm
Fri 11 PM32°F0°C81%29.1°F−1.6°CToo warm
Sat 12 AM31°F−1°C81%28.2°F−2.1°CMarginal
Sat 1 AM30°F−1°C85%27.7°F−2.4°CMarginal
Sat 2 AM29°F−2°C85%26.7°F−2.9°CMarginal
Sat 3 AM29°F−2°C88%27.1°F−2.7°CMarginal
Sat 4 AM28°F−2°C88%26.1°F−3.3°CMarginal
Sat 5 AM27°F−3°C92%25.7°F−3.5°CMarginal
Sat 6 AM27°F−3°C92%25.7°F−3.5°CMarginal
Sat 7 AM25°F−4°C100%24.7°F−4.0°CGreat
Sat 8 AM28°F−2°C96%27.2°F−2.7°CMarginal
Sat 9 AM34°F1°C82%31.2°F−0.5°CToo warm
Sat 10 AM39°F4°C67%33.9°F1.0°CToo warm
Sat 11 AM44°F7°C60%37.5°F3.0°CToo warm
Sat 12 PM47°F8°C51%38.8°F3.8°CToo warm
Sat 1 PM50°F10°C39%39.4°F4.1°CToo warm
Sat 2 PM51°F11°C37%39.8°F4.4°CToo warm
Sat 3 PM52°F11°C38%40.8°F4.9°CToo warm
Sat 4 PM54°F12°C36%42.0°F5.6°CToo warm
Sat 5 PM50°F10°C42%39.9°F4.4°CToo warm
Sat 6 PM47°F8°C56%39.5°F4.2°CToo warm
Sat 7 PM43°F6°C60%36.6°F2.5°CToo warm

Right now

Mostly clear
43°F6°C feels like 37°F3°C
Wind
10 mph17 km/h, gusts 21 mph33 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 31°F−1°C Mostly Clear
  2. Fri 49°F9°C 25°F−4°C Sunny
  3. Sat 54°F12°C 28°F−2°C Sunny
  4. Sun 59°F15°C 41°F5°C Sunny
  5. Mon 55°F13°C 35°F2°C Mostly Sunny
  6. Tue 44°F7°C 30°F−1°C Mostly Sunny
  7. Wed 48°F9°C 35°F2°C Mostly Sunny
  8. Thu 53°F12°C Mostly Sunny

Forecast for 8 PM · NOAA grid updated 6:36 PM · grid elevation 1,348 ft

Checked at the base area (1,030 ft); the summit (3,640 ft) is usually colder.

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