Understanding Wildfire Severity

Introduction to Today’s Video Wildfire ‘severity’ describes the ecological effects of a fire. At a landscape-scale, severity is measured using satellite imagery. This process uses images of the vegetation from before and after the fire to create colored maps which show how much plant life is still alive after the fire. In this episode, we … Read more

NorCal Fire Effects and the Grand Canyon Fiasco – 7/15/2025

Today’s Lookout Livestream We look at the potential for continued spread of the Green Fire, north of Shasta Lake, the Summit Fire, in the Marble Mountain Wilderness, near the town of Etna, California, and the Butler Fire, east of Somes Bar, on the Salmon River. Also, we take a first look at the Dragon Bavo … Read more

NorCal Fire Report – 7/6/2025

Our 7/6/2025 NorCal Fire Report provided a detailed update on the Green Fire, Butler Fire, and Summit Fires in Northern California. This episode was sponsored by QTAC, WATERAX Pumps, and FyreBx. The Green Fire, located north of Redding, has grown from 96 acres on July 3 to 1,100 acres by July 6, doubling in size … Read more

Madre Fire – 7/4/2025

{AI summary, edited lightly by Zeke} Zeke Lunder provides a detailed update on the Madre Fire in Northern California, which has grown to over 72,000 acres. Using satellite imagery and infrared data, he maps the fire’s progress, noting minimal growth between 11 AM and noon. The fire is most active near Caliente Mountain and has … Read more

The Geography of California’s Water Systems

Summary Zeke Lunder discusses California’s complex water management system, using GIS data and live mapping to visualize water supply,  demand, and delivery systems. He explains that 75-80% of California’s water originates north of Sacramento, with 40% of annual flows used for agriculture and 10% for urban and industrial uses. Key rivers include the Klamath, Sacramento, … Read more

Highway 32 Firing Ops and Fire Effects – Park Fire

Successful Firing Operation at the Park Fire: A Case Study Satellite imagery by Zeke Lunder Written by Ryan Stephens In late July, we took a trip up Highway 32 to observe the aftermath of a firing operation conducted to control the spread of the Park Fire. This operation was a critical measure to mitigate the … Read more

Park Fire from Space – 7/27/2024

Today the European Space Agency’s Sentinel Satellite went over the Park Fire. This satellite passes over every 5 days, and has sensors which can see through smoke and detect heat. We use Sentinel data a lot in my day job for vegetation and fuel mapping, but during wildfires, especially on fires as large as the … Read more

NW California Fire Model Runs for 8/29/2023

Predicting Wildfire Spread Predicting wildfire spread is a difficult task, and current approaches often fall short in reliably describing fire behavior during severe conditions. We covered our experimental use of the Pyrecast fire spread forecasting models in depth with this article on 8/27. Since we ran the model 2 days ago, the large-scale weather forecast … Read more

NW California and Oregon Fires 8/29/2023

Today’s Livestream aired at 8am. Lightning has ignited many fires in Western Oregon and several have become large. This video provides an overview of the largest fires, the Tyee Ridge Complex, the Chilcoot Fire east of Roseburg and Glide, the Lookout Fire, near MacKenzie Bridge, and the Camp Creek Fire, in Portland’s water supply, the … Read more

Dry Lightning

Let’s talk lightning! At least once a decade in California, a few hours of abundant and widespread ‘dry lightning’ (no rain) turn an average wildfire season into an exceptional one. Thousands of wildfires start, some in remote areas, and many will burn until fall rains come. Unlike human-caused fires, which grow quickly when they ignite … Read more

New Mexico Fires – May 14, 2022

Hermits Peak and Cerro Pelado Fires May 14, 2022 Maps and Captions: Ryan Cowper Stephens Satellite Images and interpretation: Zeke Lunder Detailed New Mexico fire updates may also be found at: https://nmfireinfo.com/ https://inciweb.nwcg.gov/ *Our Lookout fire maps are high resolution. Click the maps to open them in a separate window, there you can zoom and … Read more