Summer on the Mountain Events

Summer on the Mountain is a public event series that takes place at the Mount St. Helens, Science and Learning Center.  Information for summer camps, adult guided programs, and other Mount St. Helens Institute events are HERE


Please help us in thanking our GENEROUS SPONSORS for making these events possible:

Eureka! Engineering

Cowlitz PUD

Red Canoe Credit Union 

Castle Rock Chamber of Commerce

Castle Rock Community Development Alliance

Castle Rock in Bloom



All events are rain or shine!  All events are subject to change without notice due to staffing, weather, or other things.  When possible, updates will be posted to the event Facebook page.  Weapons, alcohol, and dogs (other than service dogs) are not allowed as the Science and Learning Center in the Mount St. Helens National Volcanic Monument.


We apologize that we cannot offer refunds for programs purchased in advance, but programs are transferable.   



 May 13 | It’s a Blast

10am – 6pm @ the Johnston Ridge Observatory & the Science and Learning Center

$8 per person for both sites – fundraiser for the Mount St. Helens Institute

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Schedule of events

Links: Amber Sweeney (trio)OMSIHummocks HikeWinds of Change Accessible Trail video



 June 10 | Art Eruption

11am – 5pm @ the Science and Learning Center 

$10/person suggested donation to help cover music and supplies

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ADULT mixed media art workshops: Use ink, paint, and smoke to make a one of a kind print to take home. The workshop will be guided by award winning water media painters Susie Cowan and Lee Baughman of This workshop is best suited for youth 16+ and adults.  All backgrounds and skill levels welcome. Workshop includes instruction and all supplies.




YOUTH nature art workshops: Explore drawing and painting natural objects such as insects, moss, rocks and more to create one or more prints to take home. Workshop will be guided by scientist and nature artist, Natalie Tonn. This workshop is best suited for youth 6+, but all are welcome. All backgrounds and skill levels welcome. Workshop includes instruction and all supplies.






 June 24 | Music of Seas & Sailors by LCC Symphonic Band

6:30pm – 8pm @ the Johnston Ridge Observatory 

Noah’s Ark theme – Music of Seas and Sailors

by the Lower Columbia College Symphonic Band

Indoors rain or shine | FREE

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July 8-9 | Family Adventure Campout Weekend

12pm Saturday – 12pm Sunday  @ the Science and Learning Center

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Participants will choose from any number of activities which may include (these are given as examples, schedule to be determined):

Wild flower identification activities

Guided nature walk

Star gazing (weather permitting)

Eruption story skits

GPS scavenger hunts

Aquatic animal activity

Microscopes, geology, ecology, and more!



August 12-13 | Perseid Meteor Shower Campout

PUBLIC EVENT: 5pm – 11pm @ the Science and Learning Center

COST: $10/person suggested donation at the door, includes meal ticket for dinner (dinner included with overnight reservations)

PARKING: available on-site, first come, first served

SUGGESTED ITEMS TO BRING: walking/hiking items, item to tie dye, camp chair, blanket or warm clothes, bug repellent, and bincolars if you have them

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NEARBY OVERNIGHT ACCOMODATIONS: listed here – make sure they are located along Highway 504



Schedule of events:




September 16 | Sky and Star Party (night viewing weather dependent)

PUBLIC EVENT: 3pm – 12pam/midnight @ the Science and Learning Center

OVERNIGHT CAMPING: Capacity is limited, advanced reservations are required

TICKETS FOR CAMPING: will be available around early May

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$30/person- includes dinner, breakfast, camping, and all activities

  • – Children 4 and under can be added at no cost
  • – Scholarships are available, please email or call 360-274-2114
  • – Capacity for overnight guests is limited to 65 total people (15 inside and 50 outside)

Tickets to SLEEP OUTSIDE in our primitive camping area or in your RV, camper, or trailer in the parking lot

Tickets to SLEEP INDOORS in one of our bunk rooms – SOLD OUT


Schedule of events:




October 15 | Carnival of Colors

11am – 5pm @ the Science and Learning Center

[BUY TICKETS HERE] $10/person in advance | includes all activities + lunch + a pumpkin to decorate and take home

$15/person at the door

A limited number of need-based reduced price tickets are available. Please call (360)274-2114 or email for scholarship information.

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Schedule of events:

1:30pm & 3:30pm | Music by Caspar Babypants (artist Chris Ballew from The Presidents of the United States of America)

11am | Boy Scout flagpole installation

12pm – 4pm | Face painting by Kelsey the Face Painting Lady

2pm – 4pm | Art workshops with Natalie Tonn, biologist and artist

All day | OMSI traveling exhibits featuring brain teasers and animal items

All day | Crafts for all ages: shrink plastic, pumpkin decorating, & fall banners

All day | Games: Mount St. Helens bean bag toss, paper airplane targets, pumpkin ring toss, and more

All day| Mount St. Helens Photo booth station with props

11am – 1pm | Lunch on-site, available for purchase



November 4 | Science and Learning Center Season Reopening

10am – 4pm @ the Science and Learning Center

$10/person suggested donation to help cover music and supplies

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Schedule of events:

10:30am & 12:30pm | Ranger talks

11am & 3pm | Junior Ranger talks

11:30am – 1:30pm | Lunch on-site, available for purchase

1pm – 3pm | Music by Raeann Phillips

2pm – 4pm | Art workshops with Natalie Tonn, biologist and artist

All day | Activities and crafts for all ages: Make a [handprint] Blast, Dough Volcanoes, holiday card and banner supplies, shrink plastic, and more!

All day| Mount St. Helens photo booth station with props

2016 Eventssummer-on-the-mountain-rack-card-addnl-sponsors

May 14 | It’s a Blast

June 25 | Music on the Mountain

July 9 | Sky and Star Party

August 6 | Art Eruption

September 3-4 | Family Camp

October 1 | Carnival of Color


Despite some challenging weather, we had an amazing total of 1063 participants between all 6 summer events! Thank you to everyone who supported and/or attended these events.


A huge THANK YOU to the following partners and sponsors who made these events possible:

Castle Rock, America in Bloom

Castle Rock Community Development Alliance

Friends of Galileo Astronomy Club

John Chao Photography

Lower Columbia College

Rose City Astronomers

United States Forest Service, National Volcanic Monument