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.

Can they make snow at The Summit at Snoqualmie?

NO

Too warm to make snow at The Summit at Snoqualmie, WA

Base: 36°F2°C air · 81% 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 33°F1°C Now Mon Tue

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

  • Ideal
  • Great
  • Marginal
  • Too warm
  • Night
Hourly table
HourAirHumidityWet-bulbSnowmaking
Sun 9 AM36°F2°C81%33.0°F0.5°CToo warm
Sun 10 AM39°F4°C83%36.2°F2.3°CToo warm
Sun 11 AM41°F5°C76%37.0°F2.8°CToo warm
Sun 12 PM43°F6°C72%38.3°F3.5°CToo warm
Sun 1 PM44°F7°C70%38.9°F3.9°CToo warm
Sun 2 PM44°F7°C74%39.6°F4.2°CToo warm
Sun 3 PM45°F7°C75%40.7°F4.8°CToo warm
Sun 4 PM44°F7°C77%40.0°F4.5°CToo warm
Sun 5 PM44°F7°C82%40.8°F4.9°CToo warm
Sun 6 PM42°F6°C94%40.8°F4.9°CToo warm
Sun 7 PM40°F4°C93%38.7°F3.7°CToo warm
Sun 8 PM39°F4°C91%37.4°F3.0°CToo warm
Sun 9 PM39°F4°C92%37.5°F3.1°CToo warm
Sun 10 PM38°F3°C93%36.7°F2.6°CToo warm
Sun 11 PM38°F3°C93%36.7°F2.6°CToo warm
Mon 12 AM38°F3°C93%36.7°F2.6°CToo warm
Mon 1 AM38°F3°C95%37.0°F2.8°CToo warm
Mon 2 AM37°F3°C96%36.2°F2.3°CToo warm
Mon 3 AM37°F3°C97%36.3°F2.4°CToo warm
Mon 4 AM37°F3°C97%36.3°F2.4°CToo warm
Mon 5 AM37°F3°C99%36.6°F2.6°CToo warm
Mon 6 AM37°F3°C99%36.6°F2.6°CToo warm
Mon 7 AM35°F2°C99%34.6°F1.5°CToo warm
Mon 8 AM36°F2°C99%35.6°F2.0°CToo warm
Mon 9 AM37°F3°C100%36.8°F2.7°CToo warm
Mon 10 AM40°F4°C100%39.8°F4.3°CToo warm
Mon 11 AM42°F6°C96%41.2°F5.1°CToo warm
Mon 12 PM44°F7°C89%42.0°F5.5°CToo warm
Mon 1 PM45°F7°C84%42.1°F5.6°CToo warm
Mon 2 PM45°F7°C87%42.6°F5.9°CToo warm
Mon 3 PM46°F8°C88%43.8°F6.5°CToo warm
Mon 4 PM44°F7°C93%42.6°F5.9°CToo warm
Mon 5 PM44°F7°C97%43.3°F6.3°CToo warm
Mon 6 PM43°F6°C100%42.8°F6.0°CToo warm
Mon 7 PM42°F6°C100%41.8°F5.5°CToo warm
Mon 8 PM40°F4°C100%39.8°F4.3°CToo warm
Mon 9 PM39°F4°C100%38.8°F3.8°CToo warm
Mon 10 PM39°F4°C100%38.8°F3.8°CToo warm
Mon 11 PM39°F4°C100%38.8°F3.8°CToo warm
Tue 12 AM39°F4°C100%38.8°F3.8°CToo warm
Tue 1 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 2 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 3 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 4 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 5 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 6 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 7 AM38°F3°C100%37.8°F3.2°CToo warm
Tue 8 AM38°F3°C100%37.8°F3.2°CToo warm

Right now at the base

Slight chance of light rain showers
36°F2°C feels like 32°F0°C
Wind
5 mph7 km/h, gusts 14 mph22 km/h
Humidity
81%
Precipitation
23% chance

Snow forecast new snow at the base, NOAA forecast

Next 24 h
0″0 cm
Next 48 h
0″0 cm
Next 72 h
0.1″0.2 cm
0.1″0.2 cm Now Mon Tue Wed

Use the left and right arrow keys to step through 6-hour periods.

Snowfall table
PeriodNew snow
Sun 9 AM – 3 PM0″0 cm
Sun 3 PM – 9 PM0″0 cm
Sun 9 PM – 3 AM0″0 cm
Mon 3 AM – 9 AM0″0 cm
Mon 9 AM – 3 PM0″0 cm
Mon 3 PM – 9 PM0″0 cm
Mon 9 PM – 3 AM0″0 cm
Tue 3 AM – 9 AM0″0 cm
Tue 9 AM – 3 PM0″0 cm
Tue 3 PM – 9 PM0″0 cm
Tue 9 PM – 3 AM0″0 cm
Wed 3 AM – 9 AM0.1″0.2 cm

7-day outlook

  1. Today 46°F8°C 35°F2°C Chance Rain Showers
  2. Mon 47°F8°C 38°F3°C Chance Rain Showers
  3. Tue 43°F6°C 33°F1°C Rain Showers
  4. Wed 40°F4°C 29°F−2°C Rain And Snow Showers ❄︎ <1″<3 cm
  5. Thu 41°F5°C 27°F−3°C Snow Showers Likely ❄︎ <1″<3 cm
  6. Fri 42°F6°C 25°F−4°C Slight Chance Snow Showers
  7. Sat 45°F7°C 27°F−3°C Mostly Sunny

Forecast for 9 AM · NOAA grid updated 4:01 AM

About this forecast

The Summit at Snoqualmie is a ski resort in Washington with a base at 3,000 ft and a summit at 5,400 ft, 2,400 ft of vertical. This page checks NOAA's hourly forecast at the base and the summit every time you load it and works out the wet-bulb temperature, which is what decides whether snow guns can run. Snowmakers can start below 28°F−2°C wet-bulb, and make good snow below 25°F−4°C.

Other ski resorts in Washington

All ski resorts by state →

Base: NOAA's forecast for the base area (forecast grid elevation 3,087 ft). Summit: NOAA's forecast for the top of the mountain (forecast grid elevation 4,777 ft).

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