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Climate intelligence for the great outdoors.

Real-time snowpack, streamflow, weather, and flood data from 800+ NRCS SNOTEL stations and 10,000+ USGS gauges — on one beautiful, fast map.

Trusted by skiers, paddlers, anglers, ranchers Updated continuously
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Today's briefing

What's happening across the country today

June
4
2026
Daily report
**STATE OF THE NATION: WATER CRISIS DEEPENS ACROSS HEARTLAND AS HURRICANE SEASON BEGINS**

A severe drought is tightening its grip across the Central Plains and Southwest, with reservoir levels plummeting to crisis levels just as the 2026 hurricane season officially begins. In Kansas, three major reservoirs—Tuttle Creek, Milford, and Perry Lakes—are operating at roughly one-third of normal capacity, threatening municipal water supplies and agricultural operations across the state. The situation is equally dire in Texas, where critical reservoirs including Eagle Mountain (27% of average), Bridgeport (38%), and Lake Fork (56%) are forcing water restrictions in the Dallas-Fort Worth metroplex. Oklahoma faces compounding challenges with Lake Hudson at just 35% of normal storage, while Lake Eucha has surged to nearly one million times its average—a stark indicator of either measurement anomalies or catastrophic upstream flooding events requiring immediate investigation.

Meanwhile, the nation's major river systems present a split narrative: the Ohio River at Old Shawneetown is moving 259,000 cubic feet per second—well above seasonal norms and maintaining flood concerns across Kentucky and Illinois—while the Upper Mississippi and Minnesota Rivers show elevated flows that could stress aging levee systems through summer. California's Sacramento River is running high at Verona, providing relief for the state's water managers, though Lake Havasu remains twelve times above historical averages, suggesting complex water management challenges across the Colorado River system. As FEMA grapples with staffing shortages heading into hurricane season and Florida implements new AI-driven flood response systems through partnerships with ICEYE and the Florida Flood Hub, the convergence of western drought, midwestern flood risk, and Atlantic storm preparation underscores the nation's fragmented water security. Outdoor recreation from bass fishing in depleted Texas lakes to whitewater rafting on Arkansas's swollen White River faces a season of extremes.
What you see on the map

Every layer that matters,
updated as the day unfolds.

Each layer is built around a real question — what the snow is doing, what the rivers are running at, what the weather's about to throw at you, where you can head this weekend.

Snow

What the snow is doing

800+ SNOTEL stations with depth and SWE history, NOHRSC analysis painted across every western range, and 24/48/72‑hour snowfall forecasts on top.

Today · Snowpack
# Arctic Alaska Emerges as Prime Snow Target as Lower 48 Sees Modest Activity A stark continental divide in snowfall patterns is taking shape across the United States, with Alaska's remote North Slope poised ...
SNOTEL Depth SWE Snowfall 24/48/72h Avalanche
Explore the snow layer →
Water

What the rivers are running at

10,000+ USGS streamgauges with live cfs, reservoir storage, watershed boundaries, FEMA flood zones, and a 15‑day flow forecast at every gauge.

Today · Streamflow
# Major Rivers Surge Across Nation as Extreme Contrasts Define Current Flow Conditions **Massive streamflow variations are reshaping the nation's waterways this week, with several watersheds experiencing extraordinary conditions that range from record-breaking surges ...
USGS Gauges Reservoirs Watersheds FEMA Flood Zones
Explore the water layer →
Weather

The weather that drives it all

Air temperature, last‑24h precipitation, NWS warnings (snow / fire / flood), the drought monitor, and smoke advection — everything that turns conditions into action.

Today · Flood Watch
# CATASTROPHIC FLOODING STRIKES MULTIPLE STATES AS STREAMFLOWS SURGE TO DANGEROUS LEVELS **URGENT FLOOD EMERGENCY ALERT:** Multiple regions across the United States are experiencing life-threatening flooding conditions as streamflows skyrocket to unprecedented levels, with ...
Air Temp Rain (24h + Forecast) NWS Warnings Drought Monitor
Explore the weather layer →
Recreation

Where you can head out

Ski areas, paddle runs, fishing access, campgrounds, boat ramps, points of interest. Tap any pin for the full report linked to nearest gauge and weather.

Ski Areas Paddle Runs Fishing Camping Boat Ramps
Explore the recreation layer →
From "is it on?" to "we're going."

Built around the moments
that count.

Snoflo follows the way outdoor decisions really get made — the early signal, the planning window, and the trip itself.

01 · Plan

Know your basin before the season starts.

Snowpack history, percent‑of‑normal across every state, reservoir storage trends. See what you're working with — and what to plan for.

Historical Percent‑of‑Normal
02 · Track

Watch your favorite spots in real time.

Save the SNOTEL stations, gauges, and ski areas you care about. Push alerts the moment one hits the threshold you set.

Favorites Push Alerts
03 · Go

One tap shows everything near you.

Tap Nearby for one report covering snowpack, streamflow, ski areas, paddle runs, fishing spots, and camping at your current location.

Nearby Trailhead‑Ready
For your sport

Built for the way you get outside

From dawn‑patrol pow runs to flood preparedness, every workflow has its own dedicated tools, paired with the data you came for.

For skiers

Find the freshest snow.

SNOTEL stations across every western range, NOHRSC analysis fields, ski resort snow reports, and 72‑hour snowfall forecasts. Set an alert on your home mountain.

  • 800+ SNOTEL stations w/ depth + SWE history
  • Resort snow reports + new‑snow last 24 hours
  • Avalanche forecasts overlay
  • Push alerts on fresh snow thresholds
For paddlers

Catch the river at its sweet spot.

Every USGS gauge, paddle run on the Wild & Scenic Rivers system, fishing access, boat ramps, and a 15‑day flow forecast for your home run.

  • 10,000+ USGS streamgauges, live cfs
  • Wild & Scenic Rivers paddle runs with class ratings
  • Surge alerts for rapid‑rise warnings
  • Weather + flow forecast at every put‑in
For anglers

Find the bite. Skip the bust trip.

Every fishing access on the angling map, paired with the closest streamgauge, water temp where available, fish species index, and the boat ramp / put‑in nearby.

  • Fishing access points + paired gauge data
  • Fish species guide for every state
  • Boat ramps + amenities
  • Weather + recent flow trend at every spot
For ranchers + water managers

Know your basin. Plan ahead.

Reservoir storage levels, percent‑of‑normal across every state, watershed boundaries, drought monitor, and historical context for every gauge in your district.

  • Reservoir storage trends + percent‑of‑normal
  • Watershed (HUC8) overlays
  • Drought + flood monitor
  • Historical context on every gauge
From early users

Built with the people who use it daily.

★ ★ ★ ★ ★ 4.9 average from early TestFlight reviews
★ ★ ★ ★ ★

"Lives in the Front Range, this is the first snow app that doesn't make me cross-reference NRCS, NOHRSC, and the local ski-resort blog."

JM
Jenna M. Backcountry skier · Boulder, CO
★ ★ ★ ★ ★

"Push alerts on the gauge that drops me into Section IV. I haven't missed a window all spring. Game changer for paddle planning."

DR
Daniel R. Whitewater guide · Salida, CO
★ ★ ★ ★ ★

"The Nearby tab is what finally got my non-app-people friends on board. They tap it once and see everything within an hour's drive."

MA
Maya A. Trip leader · Bozeman, MT
★ ★ ★ ★ ★

"Reservoir storage trends + watershed boundaries on one map. I previously had to bounce between three USBR sites. This saves me hours every week."

CL
Chris L. Water district · Grand Junction, CO
★ ★ ★ ★ ★

"Tapped a fishing access in Idaho, popup showed the closest gauge, water temp, and what species are in the river. That's a tackle-shop conversation in one screen."

SK
Sam K. Fly fishing guide · Sun Valley, ID
★ ★ ★ ★ ★

"Set freeze-warning alerts on every NWS zone covering my orchard. The push lands earlier than the email I used to wait for. Worth its weight."

AR
Alicia R. Orchardist · Yakima Valley, WA
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