Geeking on Hydrology

It’s wet in Northern California, and seems like a good time to talk about hydrology – the study of water movement on the earth’s surface.   Here is tonight’s livestream, as summarized by a robot. Zeke Lunder, a geographer, discusses hydrology, focusing on the current storms in Northern California. He explains hydrology as the study … 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

The Hughes Fire

Current Situation The Hughes Fire started midday on 1/22/2025 east of Castaic Lake, California. It had grown to 9,000 acres by 6pm, and had spread vigorously to the west, driven by sustained NE winds and very low humidities. The winds are not severe enough to ground firefighting aircraft, and an enormous amount of water and … Read more

Progression of the Palisades Fire

In this Lookout Livestream, we reviewed post-fire satellite imagery from Maxar and fire progression maps from Cal Fire Incident Management Team 2 to describe how the Palisades Fire spread, and the tactics used to contain it. The fire started near Skull Rock and quickly spread across Topanga Canyon Road and Palisades Drive. It advanced to … Read more

The Fires are Out. Now the Hard Part.

We discussed the Palisades and Eaton Fires in Southern California, noting that both fires are mostly out despite ongoing wild weather. We highlighted the high-severity burn in vegetation-rich areas and the ecological benefits of lower-severity burning in the riparian zones. We talked about how the complex, bureaucratic post-fire cleanup process will roll out, based on … Read more

1/11/2025 Evening Fire Report and Fire Maps 101

Since last night, the Palisades Fire has been quite active on the NE corner, between Topanga and the 405 corridor. Also, there have been active firing operations along the crest of the Santa Monica Mountains between Topanga and San Vicente Mountain Park. Tonight’s Lookout Livestream looks at today’s major events on the Palisades Fire, and … Read more

Evening Fire Report – 1/10/2025

10pm Update – New Fire Spread Toward 405 Freeway and San Fernando Valley After sunset today, the Palisades Fire, influenced by more north-westerly winds, has shifted towards San Fernando Valley and the 405 corridor, with significant activity in Mandeville Canyon. Firing operations were observed to secure control lines, but the fire crossed a retardant line, … Read more

Southern California Fires – Evening Report – 1/9/2025

8pm, 1/9/2025 We just finished our evening livestream. It covers today’s fire activity. Tonight, after covering today’s basic fire action, we did an interview with journalist Susie Cagle about ways communities work together after major disasters. A summary of the fire situation and our interview follows the video, below. Summary Lookout Director Zeke Lunder, a … Read more

LA County Fires – 1/8/2025 Evening Update

UPDATED 10:20pm, 1/8/2025 The Palisades and Eaton Fire were both active today. Both fires made major advances last night, and throughout the daylight hours, today, and with the exception of some growth to the north on the Palisades Fire, the fires largely burned out previously unburned areas and consumed structures within their morning footprints. Lookout … Read more

November 2024 Storm Report

Storms like the one we just had here in Northern California are a real learning experience. If you want to understand the hydrology of a place, there is no substitute for being out on the ground when water is flowing. Our newest Lookout video is a mashup of on-the-ground video, maps, and commentary on things … Read more

Boise Fire Cooled Off By Recent Fires & Beneficial Weather

August 16, 2024: Overall, things are looking good around the fire today. Over the past 24 hours, crews have continued to make progress, particularly on the north and west sides of the fire where mopping up and securing firelines have been the primary focus. The recent cooler temperatures and higher humidity levels have moderated fire … Read more

Fire Effects of Park Fire in Upper Bidwell Park

Here is a video that was posted recently to YouTube by a user who goes by Brandon Beans. It includes a sporty flight over Upper Park, and some slower views of the area where the Park Fire was ignited. The video shows mixed severity fire effects in Upper Park. Many of the blue oak trees … 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

Will Harling on Fires in the Klamath

Will Harling and I are sort of like brothers from different mothers. Both of us were raised up by the long-haired wolves, timber fallers, mechanics, railroaders, gold miners, and other outlaws who populate the hillbilly sticks of far Northern California. First opening day fishing trip with the grown-ups, Mill Creek, California, 1985. Not surprisingly, as … Read more

Anvil Fire – 9/24/2023

Rain is coming, but will high winds spread the fire farther north before it begins in earnest? We take a quick look at IR mapping from the evening of 9/23/2023 and assess current fire spread and tactics. We also watch footage of a very low drop from a DC-10 airtanker on the NE corner of … Read more

Anvil Fire and NW California Fires – 9/23/2023

Rain is coming! In today’s video, we look at weather satellites, assess the current lay of the Anvil and SRF Complex Fires, and talk about lighting large prescribed fires out ahead of weather systems. Also, we interview Rachel Smith, Klamath National Forest Supervisor. We couldn’t get a video interview, so had to use a puppet. … Read more

Anvil Fire and NW California Fires – 9/22/2023

The Anvil Fire has been active, with drier, windier conditions over the past couple days. This fire has been burning for nearly a month just inland of Port Orford, Oregon. It spread slowly for the first several weeks, but over the past week, it has seen major growth in most directions. We look at the … Read more

Anvil Fire and NW California Fires – 9/21/2023

Strong winds have pushed the Anvil Fire around a bit in the past couple days. This fire has been burning for about 3 weeks just inland of Port Orford, Oregon. It spread slowly for the first two weeks, but in the past several days, it has seen major growth. We look at the geography of … Read more

Reimagining Our Relationship With Wildfire

Today, we’re sharing an interview we recorded in the spring with Will Harling, who works to reintroduce prescribed fire and managed wildfire in Northern California’s remote Klamath Mountains. In the interview, we discuss some of the challenges we’re facing as a result of the way wildfires are currently managed, and talk about how we might … Read more

Anvil Fire and NW California Fires – 9/17/2023

The Anvil Fire has been burning for about 3 weeks just inland of Port Orford, Oregon. It spread slowly for the first two weeks, but in the past several days, it has seen major growth. We look at the geography of the fire, and review detailed maps of its recent movements. We also look at … Read more

Anvil Fire and NW California Fires – 9/16/2023

The Anvil Fire has been burning for about 3 weeks just inland of Port Orford, Oregon. It spread slowly for the first two weeks, but in the past several days, it has seen major growth. We look at the geography of the fire, and review detailed maps of its recent movements. We also look at … Read more

Anvil Fire – 9/15/2023

The Anvil Fire has been burning for about 3 weeks just inland of Port Orford, Oregon. It spread slowly for the first two weeks, but in the past several days, it has seen major growth. We look at the geography of the fire, and review detailed maps of its recent movements.   ” Thanks always … Read more

Complexities of Indirect Firefighting – NW California Fires, 9/14/2023

In mid-August, 2023, lightning ignited many fires across NW California. Several became large, but most have stayed fairly small by modern standards. Rain knocked most of these fires down over the first few days of September, but even before then, the majority of the fire effects on these fires were low-moderate severity and ecologically beneficial. … Read more

Barely Moving – NW California Fires 9/12/2023

Over the past 3 weeks, lightning has ignited many fires in NW California and Western Oregon and several have become large. Rain knocked most of these fires down over the first few days of September, and since then, though conditions have been slowly drying, there has been very little active fire spread. This video looks … Read more

Thoughts on Urban Fires and How We Assess Risk

Our most destructive fires often occur in places most people don’t think of as being ‘wildlands’, but people from Paradise, Santa Rosa, Boulder County, and Lahaina have learned the hard way, living in an urban environment doesn’t mean your place isn’t at risk of burning down. This video talks about the difference between wildfires and … Read more

The Challenges of Managing Fire in the Wilderness

When fires burn with primarily ecologically beneficial effects in wilderness areas, fire managers face difficult questions: when do we let these fires burn, and when do we send in resources to try to stop them? The Hancock Fire in northwest California offers a lens through which we can explore this puzzle. The fire ignited in … Read more

How to maximize Good Fire? – NW California and Oregon Fires 9/5/2023

Over the past 3 weeks, lightning has ignited many fires in NW California and Western Oregon and several have become large. Rain knocked most of these fires down over the first few days of September, but even before then, the majority of the fire effects on these fires were low-moderate severity and ecologically beneficial. We’ll … Read more

Where is the heat? NW California and Oregon Fires 9/4/2023

Over the past 3 weeks, lightning has ignited many fires in NW California and Western Oregon and several have become large. Rain knocked most of these fires down over the first few days of September, and also prevented mapping using aerial infrared. New mapping was available on the morning of 9/4, and this video looks … Read more

Understanding Fire Effects

Over the past 3 weeks, lightning ignited many fires in NW California and Western Oregon and several have become large. This video uses satellite imagery from 8/31/2023 to evaluate how hot the fires burned in different areas. We discuss factors affecting differences in fire severity and what burn patterns can tell us about past land … Read more

NW California and Oregon Fires 8/31/2023

Today’s Livestream aired at 8 am. Today’s Lookout livestream provides an overview of the largest fires burning in Northern California and Oregon. We talk about how the North winds have influenced fire behavior, look at firing operations, and learn how the fires have behaved over the past 24 hours. Zeke takes a look at the … Read more