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LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Your Car Is Birding Gear at Loess Bluffs
loessbirds.com
November 2, 2026 at 1:43 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Upstream movement: Building night, Oct 18, 2026
Weather radar picked up building overnight movement upstream of Loess Bluffs on the night of Oct 18, 2026.
loessbirds.com
October 19, 2026 at 6:23 PM
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October 17, 2026 at 7:36 AM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Ice Brings the Eagles: 14 Winters of Counts at Loess Bluffs
14 winters of USFWS eagle counts at Loess Bluffs, lined up with marsh ice: when eagles build, peak and leave, and what a hard freeze does.
loessbirds.com
October 10, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Upstream movement: Strong night, Sep 27, 2026
Weather radar picked up strong overnight movement upstream of Loess Bluffs on the night of Sep 27, 2026.
loessbirds.com
September 28, 2026 at 3:14 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Upstream movement: Strong night, Sep 18, 2026
Weather radar picked up strong overnight movement upstream of Loess Bluffs on the night of Sep 18, 2026.
loessbirds.com
September 19, 2026 at 2:35 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Why Loess Bluffs
loessbirds.com
September 15, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Upstream movement: Building night, Sep 14, 2026
Weather radar picked up building overnight movement upstream of Loess Bluffs on the night of Sep 14, 2026.
loessbirds.com
September 15, 2026 at 12:31 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Upstream movement: Strong night, Sep 9, 2026
Weather radar picked up strong overnight movement upstream of Loess Bluffs on the night of Sep 9, 2026.
loessbirds.com
September 10, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
700,000 Birds Over Missouri: Our Radar's First Read of the Season
BirdCast put 702,100 birds crossing Missouri overnight Aug. 31 into Sept. 1, peaking near 2.6 million aloft around 3 a.m. Here is what our own radar read on the corridor feeding Loess Bluffs that same night -- and why we are calling it unconfirmed.
loessbirds.com
September 1, 2026 at 10:07 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Fall Migration Returns to Loess Bluffs: What's New
A new Migration Calendar maps when each species actually shows up and peaks at Loess Bluffs — built from the survey record, not folklore. Plus what else is new on the site for the 2026-27 fall season.
loessbirds.com
September 1, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
What the Radar Sees When There Are No Birds
In July the sky over Loess Bluffs is full of radar returns and almost none of them are birds you would drive out to see. A look at what the insect filter removes, and why the radar page stays dark until September 15.
loessbirds.com
August 24, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
The Lights Come On: Loess Birds Wakes Up for the 2026 Fall Season
On August 20 the radar collector switches on and the forecast engine spins back up — weeks before the birds arrive. Here is what wakes up, what the fall actually holds, and why we grade our own work in the open.
loessbirds.com
August 15, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
When Does Each Bird Peak at Loess Bluffs? The Migration Calendar, From the Data
When do snow geese peak at Loess Bluffs? When do the ducks and eagles arrive? Species-by-species arrival and peak timing, drawn straight from four seasons of refuge survey counts.
loessbirds.com
August 10, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
The Barometer Myth: What Air Pressure Really Does to Bird Movement at Loess Bluffs
Folk wisdom says birds move on high pressure. Two seasons of radar over Loess Bluffs say the opposite: the busiest migration nights come as the barometer falls — most dramatically in spring, a 7.6x difference. What the data shows, and where it stops.
loessbirds.com
August 3, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
The Signal Upstream: Reading Migration on the Approaches to Loess Bluffs
How weather radar reads the fall migration on the flyway feeding Loess Bluffs — a nightly, survey-independent signal built from open NEXRAD data. A look at one unmistakable migration night, drawn live from the record.
loessbirds.com
July 27, 2026 at 12:01 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
2026-27 Preview: What Four Seasons of Data Suggests About the Year Ahead
Snow Geese rebounding. Teal primed for a comeback. Eagles trending up. The NEXRAD corridor goes live for a full fall for the first time. What the data says about 2026-27.
loessbirds.com
July 20, 2026 at 11:57 AM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
Teal Season Is Coming: What the Data Says About Early Fall at Loess Bluffs
Teal season opens in September. The data says they arrive by the 15th. Last season we missed them entirely. Here is what four years of early-season counts tell us.
loessbirds.com
July 13, 2026 at 12:30 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
The Specklebelly Puzzle: Why Greater White-Fronted Geese Are So Hard to Predict
Season totals swinging 68% peak to trough in two years. The specklebelly is the most volatile species in four years of Loess Bluffs data and the hardest to predict.
loessbirds.com
July 6, 2026 at 12:30 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
How Accurate Were the 2025-26 Predictions? An Honest Assessment
52% direction accuracy. Slightly better than a coin flip. That is the honest number for the 2025-26 season and here is exactly what the learning loop is designed to fix.
loessbirds.com
June 29, 2026 at 12:30 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
How the Prediction Engine Works: Signals, Math, and Educated Guesses
NEXRAD radar, eBird data, weather forecasts, solar angles the BMOL prediction engine pulls from eight signals to forecast waterfowl counts seven days out. Here is how it works.
loessbirds.com
June 22, 2026 at 12:42 PM
loessbirds.com
LoessBirds blog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
When Do They Leave? The Spring Departure Story at Loess Bluffs
Teal are gone by April 3. Snow Geese vanish fast once the Arctic opens. But Mallards and Eagles linger into May. Who stays longest and why?
loessbirds.com
June 15, 2026 at 11:00 AM
loessbirds.com
LoessBirds dlog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds #ornithology
When Do They Arrive? The First-Appearance Calendar for Every Species
Mallards show up September 15. Snow Geese wait until October. Eagles arrive in November. Migration runs on a tighter schedule than most people realize the data proves it.
loessbirds.com
June 8, 2026 at 11:00 AM
loessbirds.com
LoessBirds dlog: Mining the migration. #birds #birding #waterfowl #MOBirds #NEBirds #KSBirds
The Five Biggest Survey Days in Loess Bluffs History
1,438,669 birds on February 22, 2023. The all-time record. Five of the biggest survey days ever at Loess Bluffs and the conditions that made them happen.
loessbirds.com
June 2, 2026 at 12:30 PM