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

46°F8°C wet-bulb in Holiday Valley, NY

47°F8°C air · 95% humidity

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

No snowmaking window in the next 48 hours.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 29°F−1°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 PM47°F8°C95%46.0°F7.8°CToo warm
Thu 9 PM45°F7°C100%44.9°F7.1°CToo warm
Thu 10 PM45°F7°C99%44.7°F7.0°CToo warm
Thu 11 PM45°F7°C96%44.2°F6.8°CToo warm
Fri 12 AM44°F7°C97%43.3°F6.3°CToo warm
Fri 1 AM43°F6°C98%42.5°F5.8°CToo warm
Fri 2 AM42°F6°C98%41.5°F5.3°CToo warm
Fri 3 AM40°F4°C99%39.7°F4.3°CToo warm
Fri 4 AM39°F4°C99%38.6°F3.7°CToo warm
Fri 5 AM38°F3°C99%37.6°F3.1°CToo warm
Fri 6 AM37°F3°C98%36.5°F2.5°CToo warm
Fri 7 AM36°F2°C96%35.2°F1.8°CToo warm
Fri 8 AM36°F2°C93%34.7°F1.5°CToo warm
Fri 9 AM39°F4°C91%37.4°F3.0°CToo warm
Fri 10 AM43°F6°C87%40.7°F4.8°CToo warm
Fri 11 AM47°F8°C77%42.9°F6.1°CToo warm
Fri 12 PM53°F12°C58%45.2°F7.3°CToo warm
Fri 1 PM55°F13°C47%44.9°F7.2°CToo warm
Fri 2 PM57°F14°C40%45.2°F7.3°CToo warm
Fri 3 PM58°F14°C37%45.4°F7.5°CToo warm
Fri 4 PM58°F14°C36%45.2°F7.3°CToo warm
Fri 5 PM57°F14°C38%44.8°F7.1°CToo warm
Fri 6 PM53°F12°C43%42.5°F5.8°CToo warm
Fri 7 PM48°F9°C54%40.1°F4.5°CToo warm
Fri 8 PM44°F7°C64%38.0°F3.4°CToo warm
Fri 9 PM40°F4°C76%36.1°F2.3°CToo warm
Fri 10 PM38°F3°C80%34.8°F1.5°CToo warm
Fri 11 PM36°F2°C86%33.7°F0.9°CToo warm
Sat 12 AM36°F2°C88%34.0°F1.1°CToo warm
Sat 1 AM34°F1°C90%32.3°F0.2°CToo warm
Sat 2 AM33°F1°C92%31.6°F−0.2°CToo warm
Sat 3 AM31°F−1°C99%30.6°F−0.8°CToo warm
Sat 4 AM30°F−1°C99%29.6°F−1.3°CToo warm
Sat 5 AM30°F−1°C98%29.5°F−1.4°CToo warm
Sat 6 AM30°F−1°C98%29.5°F−1.4°CToo warm
Sat 7 AM30°F−1°C100%29.7°F−1.3°CToo warm
Sat 8 AM33°F1°C89%31.2°F−0.5°CToo warm
Sat 9 AM38°F3°C82%35.0°F1.7°CToo warm
Sat 10 AM44°F7°C75%39.7°F4.3°CToo warm
Sat 11 AM50°F10°C67%44.0°F6.7°CToo warm
Sat 12 PM55°F13°C56%46.6°F8.1°CToo warm
Sat 1 PM58°F14°C48%47.7°F8.7°CToo warm
Sat 2 PM59°F15°C43%47.5°F8.6°CToo warm
Sat 3 PM61°F16°C40%48.5°F9.2°CToo warm
Sat 4 PM61°F16°C41%48.7°F9.3°CToo warm
Sat 5 PM59°F15°C44%47.7°F8.7°CToo warm
Sat 6 PM55°F13°C50%45.5°F7.5°CToo warm
Sat 7 PM50°F10°C60%42.8°F6.0°CToo warm

Right now

Cloudy
47°F8°C feels like 44°F7°C
Wind
6 mph9 km/h
Humidity
95%
Precipitation
0% chance

Nearest station KOLE at 7:15 PM: Cloudy, 52°F11°C, 71% humidity (46°F8°C wet-bulb), wind 5 mph8 km/h.

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 35°F2°C Mostly Cloudy
  2. Fri 58°F14°C 30°F−1°C Sunny
  3. Sat 61°F16°C 31°F−1°C Patchy Fog then Sunny
  4. Sun 64°F18°C 39°F4°C Patchy Fog then Sunny
  5. Mon 65°F18°C 38°F3°C Mostly Sunny
  6. Tue 56°F13°C 34°F1°C Partly Sunny
  7. Wed 60°F16°C 40°F4°C Partly Sunny
  8. Thu 62°F17°C Mostly Sunny then Slight Chance Rain Showers

Forecast for 8 PM · NOAA grid updated 7:57 PM · grid elevation 1,568 ft

Checked at the base area (1,500 ft); the summit (2,250 ft) is usually colder.

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