Cliff Mass Weather Blog
Snowy Washington State
Lowland Snow over Western Washington Tonight? American versus European Models
Winter is NOT Over: Strong Wind, Heavy rain, and Substantial Mountain Snow Ahead
An Unusually Strong Cold Cold Front Is Moving Through The Northwest
Could it be True? Lowland Snow in March?
The Most Valuable Precipitation of the Year
A "Dirty Ridge" is Coming to the Northwest
With Rapidly Strengthening Sunshine: High Temperatures are Possible in March
Rainshadow on the Wrong Side of the Olympics
La Nina is Collapsing: Implications for Late Winter and Spring
The Great American Weather Tragedy: Excellent Forecasts But Poor Society Response
California and Oregon Have Been Getting More Precipitation Than Washington: Should We Care?
Modified Arctic Air Reaches the Northwest, Colder Air Is Yet to Come
Light Lowland Snow Coming to Western Washington and Oregon
Cold, Wet, and Snowy Period Ahead
Was January's Low Snowfall the Result of Global Warming? The Facts are Clear
Precipitation and Cooler Temperatures Return to the West Coast
Misinformation in the Seattle TImes Anount Drought, Snowpack, and Climate Change
Super Inversion But Decent Air Quality
The End of Northwest Cold for The Winter and A Short Heat Wave
High Pressure Danger: Fog and Roadway Collisions
Mid-Winter Precipitation Review
An Extraordinary Inversion, Twinkling Lights, and the Return of Rain
Cold Temperatures Hit Western
Tales of Two Slopes: Hot and Cold
The Driest Winter Period in Northwest History?
Global Warming is Only A Modest Problem
Fog and Freezing Fog in the Inland Empire: Intense Inversion Aloft
Super Dew
One Day "Heat Wave" Followed by a Week of Dry Weather
Super Ridge of High Pressure Will Bring Dry Conditions and Warmth
La Nina and Snow Expectations for this Winter
Massive Mountain Snow and Flakes Down to Sea Level
A Very Moist California
Was 2025 An Usual Weather Year in the Pacific Northwest?
Glorious Fog, Unfortunate Inversion
The Windstorm That Never Came: A Failure of Communication
North Puget Sound Lowland Snow from the Other Type of Convergence Zone
Drought Deception
A Christmas Eve Windstorm?
How Unusual Were the Recent Floods? Did Global Warming Play a Significant Role?
The National Center for Atmospheric Research (NCAR) Must be Saved
A Guaranteed White Christmas (In the Mountains)
Drought Exaggeration
The Incoming System
The Other Weather Disaster Last Week: A Downslope Windstorm
The Atmospheric River Event is Ending--- And ANOTHER One is Predicted
The Second Atmospheric River Will Bring Far More Severe Impacts
The Torrent Has Begun: The Philippine Connection
A Monster Moisture Plume is About to Hit the Pacific Northwest
Flooding Ahead
Major Flooding Coming to Western Washington
Massive La Nina Precipitation Coming to the Northwest
Hard Freeze This Morning
La Nina Strengthens: What are the Implications for this Winter?
Snow in the Passes and Eastern Slopes of the Cascades
The Problem With Wind Energy in the Northwest
Wet California
Drought Misinformation
A Remarkable Mini Atmospheric River Hits Western Washington
A Near "Bomb" Cyclone Approaches the West Coast
Potential for a Major Aurora Tonight
Super Inversion and Record Heat
Deaths from Extreme Weather are Rapidly Declining
The Thunderbird Returns to the Northwest: Substantial Precipitation Ahead
Washington is the UFO Capital of the U.S. Is it Our Weather?
Wind Uncertainty
Three Atmospheric Rivers During the Next Week
Lots of Snow in the Mountains....and the Seattle Times Gets it Wrong Again
The Storm Has Arrived
Potential for Power Outages Saturday Night/Sunday Morning
Multiple Atmospheric Rivers and Substantial Precipitation
A Double Convergence Zone and Upcoming Election in Seattle
The BLOB is Dying
What a Change A Week Makes
The Snow Season Begins
The Greatest Bird Migration of Record! Weather Played a Major Role.
Serious Snow Coming to Regional Mountains
The Last 70 Degree Day of the Year?
Changes in Ocean Temperatures
Is Washington State Really Getting Drier?
Extreme Precipitation Contrasts
A Strong Cyclone is Developing Off the Northwest Coast
A Below-Normal Wildfire Year
The Most Dangerous Day for Washington Wildfires for the Remainder of the Year
Valley Smoke Plumes
How Unusual Was This Summer?
Prelude to Autumn: A Serious Front will Arrive Tomorrow Night
Why did the Beach Gulch Fire Explode Yesterday?
Flash Heatwave and Wildfire Threat over Western Washington
A Fall Front Approaches
Free Speech Rankings are Out: A Sad Day for All Huskies
Heavy Rain, Flooding, and Debris Flows at Mount Rainier Park
Details of the Extreme, Local Smokestorm
Smokestorm Hits North Seattle
Smoky End of Summer
Warm West and Cold East
Forecast Failure
From Highs to Lows
Hot/Dry Summer and Minimal Wildfire over Washington State. WHY?
3D Northwest Heat
The Patterns of Warmth
Record Water Vapor Values Hit the Northwest
What Season is This?
Extraordinary Dual Wildfire Smoke Plumes