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 Mt. Bachelor?

YES

Snowmaking possible at the base and summit of Mt. Bachelor, OR

❄︎ 4″9 cm of new snow expected, starting tonight 9 PM

Base: 36°F2°C air · 40% humidity

Marginal: snowmakers can just barely run
Colder Snowmaking line 28°F−2°C Warmer

Snowmaking conditions now, until today 10 AM.

Next 48 hours wet-bulb by hour; columns below the line are snowmaking hours
28°F−2°C 26°F−3°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°C40%28.2°F−2.1°CMarginal
Sun 10 AM40°F4°C36%31.0°F−0.6°CToo warm
Sun 11 AM41°F5°C38%32.0°F0.0°CToo warm
Sun 12 PM43°F6°C39%33.7°F1.0°CToo warm
Sun 1 PM43°F6°C39%33.7°F1.0°CToo warm
Sun 2 PM43°F6°C38%33.6°F0.9°CToo warm
Sun 3 PM44°F7°C38%34.4°F1.3°CToo warm
Sun 4 PM42°F6°C38%32.8°F0.4°CToo warm
Sun 5 PM40°F4°C44%31.9°F−0.1°CToo warm
Sun 6 PM38°F3°C53%31.2°F−0.4°CToo warm
Sun 7 PM36°F2°C59%30.1°F−1.0°CToo warm
Sun 8 PM34°F1°C63%28.8°F−1.8°CToo warm
Sun 9 PM34°F1°C66%29.1°F−1.6°CToo warm
Sun 10 PM33°F1°C69%28.6°F−1.9°CToo warm
Sun 11 PM33°F1°C71%28.8°F−1.8°CToo warm
Mon 12 AM32°F0°C76%28.5°F−2.0°CToo warm
Mon 1 AM31°F−1°C81%28.2°F−2.1°CMarginal
Mon 2 AM31°F−1°C85%28.7°F−1.8°CToo warm
Mon 3 AM30°F−1°C87%28.0°F−2.2°CMarginal
Mon 4 AM29°F−2°C87%27.0°F−2.8°CMarginal
Mon 5 AM30°F−1°C87%28.0°F−2.2°CMarginal
Mon 6 AM30°F−1°C87%28.0°F−2.2°CMarginal
Mon 7 AM28°F−2°C88%26.1°F−3.3°CMarginal
Mon 8 AM29°F−2°C88%27.1°F−2.7°CMarginal
Mon 9 AM29°F−2°C93%27.8°F−2.3°CMarginal
Mon 10 AM30°F−1°C92%28.6°F−1.9°CToo warm
Mon 11 AM29°F−2°C96%28.2°F−2.1°CMarginal
Mon 12 PM30°F−1°C100%29.7°F−1.3°CToo warm
Mon 1 PM30°F−1°C100%29.7°F−1.3°CToo warm
Mon 2 PM30°F−1°C100%29.7°F−1.3°CToo warm
Mon 3 PM31°F−1°C100%30.8°F−0.7°CToo warm
Mon 4 PM30°F−1°C100%29.7°F−1.3°CToo warm
Mon 5 PM29°F−2°C100%28.7°F−1.8°CToo warm
Mon 6 PM30°F−1°C100%29.7°F−1.3°CToo warm
Mon 7 PM30°F−1°C98%29.5°F−1.4°CToo warm
Mon 8 PM31°F−1°C96%30.2°F−1.0°CToo warm
Mon 9 PM32°F0°C94%30.9°F−0.6°CToo warm
Mon 10 PM32°F0°C93%30.7°F−0.7°CToo warm
Mon 11 PM32°F0°C92%30.6°F−0.8°CToo warm
Tue 12 AM32°F0°C93%30.7°F−0.7°CToo warm
Tue 1 AM31°F−1°C94%29.9°F−1.2°CToo warm
Tue 2 AM31°F−1°C95%30.0°F−1.1°CToo warm
Tue 3 AM31°F−1°C94%29.9°F−1.2°CToo warm
Tue 4 AM30°F−1°C92%28.6°F−1.9°CToo warm
Tue 5 AM30°F−1°C90%28.4°F−2.0°CMarginal
Tue 6 AM30°F−1°C89%28.2°F−2.1°CMarginal
Tue 7 AM30°F−1°C88%28.1°F−2.2°CMarginal
Tue 8 AM30°F−1°C88%28.1°F−2.2°CMarginal

Right now at the base

Mostly cloudy
36°F2°C feels like 28°F−2°C
Wind
13 mph20 km/h
Humidity
40%
Precipitation
0% chance

Snow forecast new snow at the base, NOAA forecast

Next 24 h
1″3 cm
Next 48 h
4″9 cm
Next 72 h
4″10 cm
1″3 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 PM0.1″0.2 cm
Sun 9 PM – 3 AM0.3″0.8 cm
Mon 3 AM – 9 AM0.7″1.7 cm
Mon 9 AM – 3 PM1″3 cm
Mon 3 PM – 9 PM0.8″2 cm
Mon 9 PM – 3 AM0.3″0.8 cm
Tue 3 AM – 9 AM0.1″0.3 cm
Tue 9 AM – 3 PM0.1″0.3 cm
Tue 3 PM – 9 PM0.0″0.1 cm
Tue 9 PM – 3 AM0″0 cm
Wed 3 AM – 9 AM0.1″0.2 cm

7-day outlook

  1. Today 44°F7°C 28°F−2°C Mostly Cloudy then Slight Chance Snow Showers ❄︎ 1–2″3–5 cm
  2. Mon 32°F0°C 30°F−1°C Snow Showers ❄︎ 2–5″5–13 cm
  3. Tue 32°F0°C 27°F−3°C Chance Snow Showers ❄︎ <0.5″<1.3 cm
  4. Wed 31°F−1°C 22°F−6°C Snow Showers Likely ❄︎ 1–3″3–8 cm
  5. Thu 29°F−2°C 19°F−7°C Snow Showers Likely ❄︎ 1″3 cm
  6. Fri 29°F−2°C 18°F−8°C Chance Snow Showers ❄︎ <0.5″<1.3 cm
  7. Sat 32°F0°C 20°F−7°C Slight Chance Snow Showers

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

About this forecast

Mt. Bachelor is a ski resort in Oregon with a base at 5,700 ft and a summit at 9,065 ft, 3,365 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 Oregon

All ski resorts by state →

Base: NOAA's forecast for the base area (forecast grid elevation 7,638 ft). Summit: estimated from the base forecast with typical cooling by elevation; on calm, clear nights cold air can pool at the base instead.

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