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

37°F3°C wet-bulb in Arizona Snowbowl, AZ

38°F3°C air · 96% humidity

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

Next snowmaking window: tomorrow night 11 PM – 12 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 27°F−3°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 5 PM38°F3°C96%37.2°F2.9°CToo warm
Thu 6 PM37°F3°C100%36.8°F2.7°CToo warm
Thu 7 PM37°F3°C100%36.8°F2.7°CToo warm
Thu 8 PM37°F3°C100%36.8°F2.7°CToo warm
Thu 9 PM36°F2°C100%35.8°F2.1°CToo warm
Thu 10 PM36°F2°C100%35.8°F2.1°CToo warm
Thu 11 PM34°F1°C100%33.8°F1.0°CToo warm
Fri 12 AM34°F1°C100%33.8°F1.0°CToo warm
Fri 1 AM33°F1°C100%32.8°F0.4°CToo warm
Fri 2 AM33°F1°C96%32.2°F0.1°CToo warm
Fri 3 AM33°F1°C92%31.6°F−0.2°CToo warm
Fri 4 AM32°F0°C96%31.2°F−0.5°CToo warm
Fri 5 AM32°F0°C92%30.6°F−0.8°CToo warm
Fri 6 AM31°F−1°C100%30.8°F−0.7°CToo warm
Fri 7 AM30°F−1°C100%29.7°F−1.3°CToo warm
Fri 8 AM31°F−1°C100%30.8°F−0.7°CToo warm
Fri 9 AM32°F0°C96%31.2°F−0.5°CToo warm
Fri 10 AM33°F1°C89%31.2°F−0.5°CToo warm
Fri 11 AM35°F2°C78%31.6°F−0.2°CToo warm
Fri 12 PM37°F3°C72%32.7°F0.4°CToo warm
Fri 1 PM38°F3°C67%33.0°F0.5°CToo warm
Fri 2 PM40°F4°C62%34.1°F1.2°CToo warm
Fri 3 PM38°F3°C70%33.4°F0.8°CToo warm
Fri 4 PM37°F3°C72%32.7°F0.4°CToo warm
Fri 5 PM35°F2°C78%31.6°F−0.2°CToo warm
Fri 6 PM31°F−1°C92%29.6°F−1.3°CToo warm
Fri 7 PM30°F−1°C96%29.2°F−1.6°CToo warm
Fri 8 PM30°F−1°C100%29.7°F−1.3°CToo warm
Fri 9 PM30°F−1°C96%29.2°F−1.6°CToo warm
Fri 10 PM30°F−1°C92%28.6°F−1.9°CToo warm
Fri 11 PM30°F−1°C88%28.1°F−2.2°CMarginal
Sat 12 AM31°F−1°C85%28.7°F−1.8°CToo warm
Sat 1 AM30°F−1°C88%28.1°F−2.2°CMarginal
Sat 2 AM31°F−1°C85%28.7°F−1.8°CToo warm
Sat 3 AM31°F−1°C81%28.2°F−2.1°CMarginal
Sat 4 AM30°F−1°C81%27.2°F−2.7°CMarginal
Sat 5 AM30°F−1°C81%27.2°F−2.7°CMarginal
Sat 6 AM29°F−2°C85%26.7°F−2.9°CMarginal
Sat 7 AM30°F−1°C85%27.7°F−2.4°CMarginal
Sat 8 AM31°F−1°C88%29.1°F−1.6°CToo warm
Sat 9 AM32°F0°C89%30.2°F−1.0°CToo warm
Sat 10 AM33°F1°C85%30.6°F−0.8°CToo warm
Sat 11 AM34°F1°C85%31.6°F−0.2°CToo warm
Sat 12 PM35°F2°C85%32.6°F0.3°CToo warm
Sat 1 PM36°F2°C85%33.5°F0.9°CToo warm
Sat 2 PM36°F2°C85%33.5°F0.9°CToo warm
Sat 3 PM35°F2°C89%33.1°F0.6°CToo warm
Sat 4 PM34°F1°C92%32.6°F0.3°CToo warm

Right now

Light rain showers likely
38°F3°C feels like 27°F−3°C
Wind
25 mph41 km/h, gusts 40 mph65 km/h
Humidity
96%
Precipitation
56% 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. This Afternoon 43°F6°C 30°F−1°C Showers And Thunderstorms Likely
  2. Fri 41°F5°C 29°F−2°C Sunny
  3. Sat 38°F3°C 27°F−3°C Snow Showers Likely
  4. Sun 39°F4°C 28°F−2°C Mostly Sunny
  5. Mon 41°F5°C 29°F−2°C Sunny
  6. Tue 43°F6°C 30°F−1°C Sunny
  7. Wed 43°F6°C 31°F−1°C Partly Sunny

Forecast for 5 PM · NOAA grid updated 3:13 PM · grid elevation 10,069 ft

Checked at the base area (9,200 ft); the summit (11,500 ft) is usually colder.

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