Seminoe Reservoir Conditions: Weather, Water & Fishing

Seminoe Reservoir Conditions: Weather, Water & Fishing | LakeRadar

24-Hour Hourly Weather & Wind Timeline

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Hour-by-hour forecast for Seminoe Reservoir, next 24 hours
Metric	7a	8a	9a	10a	11a	12p	1p	2p	3p	4p	5p	6p	7p	8p	9p	10p	11p	12a	1a	2a	3a	4a	5a	6a
Temp (°F)	52°	49°	49°	47°	46°	45°	44°	46°	51°	57°	64°	70°	74°	75°	76°	75°	74°	72°	68°	65°	63°	60°	58°	56°
Wind (kts)	4	4	4	4	4	4	9	9	13	13	17	17	17	17	17	17	17	17	17	17	13	13	13	13
Direction	S	S	S	S	S	S	S	S	SW	SW	SW	W	W	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Gusts (kts)	7	7	6	6	7	8	11	14	18	21	25	27	29	30	30	30	29	28	27	25	23	21	19	18
Precip %	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	0%	10%	10%	10%	6%	6%	6%	3%	3%	3%	2%

ForecastView official hourly forecast

Hour-by-hour forecast for Seminoe Reservoir, next 24 hours
Time	Temp	Wind	Gusts	Precip	Cloud	Condition
Fri, 1 AM MDT	52°F	5 mph S (180°)	8 mph	0%	7%	Mostly Clear
Fri, 2 AM MDT	49°F	5 mph S (180°)	8 mph	0%	7%	Mostly Clear
Fri, 3 AM MDT	49°F	5 mph S (180°)	7 mph	0%	6%	Mostly Clear
Fri, 4 AM MDT	47°F	5 mph S (180°)	7 mph	0%	6%	Mostly Clear
Fri, 5 AM MDT	46°F	5 mph S (180°)	8 mph	0%	7%	Mostly Clear
Fri, 6 AM MDT	45°F	5 mph S (180°)	9 mph	0%	7%	Sunny
Fri, 7 AM MDT	44°F	10 mph S (180°)	13 mph	0%	10%	Sunny
Fri, 8 AM MDT	46°F	10 mph S (180°)	16 mph	0%	12%	Sunny
Fri, 9 AM MDT	51°F	15 mph SSW (203°)	21 mph	0%	4%	Sunny
Fri, 10 AM MDT	57°F	15 mph SW (225°)	24 mph	0%	2%	Sunny
Fri, 11 AM MDT	64°F	20 mph SW (225°)	29 mph	0%	1%	Sunny
Fri, 12 PM MDT	70°F	20 mph WSW (248°)	31 mph	0%	1%	Sunny
Fri, 1 PM MDT	74°F	20 mph WSW (248°)	33 mph	0%	3%	Sunny
Fri, 2 PM MDT	75°F	20 mph SW (225°)	35 mph	0%	6%	Sunny
Fri, 3 PM MDT	76°F	20 mph SW (225°)	35 mph	10%	7%	Sunny
Fri, 4 PM MDT	75°F	20 mph SW (225°)	35 mph	10%	13%	Sunny
Fri, 5 PM MDT	74°F	20 mph SW (225°)	33 mph	10%	14%	Sunny
Fri, 6 PM MDT	72°F	20 mph SW (225°)	32 mph	6%	13%	Mostly Clear
Fri, 7 PM MDT	68°F	20 mph SW (225°)	31 mph	6%	19%	Mostly Clear
Fri, 8 PM MDT	65°F	20 mph SW (225°)	29 mph	6%	25%	Mostly Clear
Fri, 9 PM MDT	63°F	15 mph SSW (203°)	27 mph	3%	34%	Partly Cloudy
Fri, 10 PM MDT	60°F	15 mph SSW (203°)	24 mph	3%	29%	Partly Cloudy
Fri, 11 PM MDT	58°F	15 mph SSW (203°)	22 mph	3%	39%	Partly Cloudy
Sat, 12 AM MDT	56°F	15 mph SSW (203°)	21 mph	2%	34%	Partly Cloudy
Sat, 1 AM MDT	55°F	15 mph SSW (203°)	20 mph	2%	18%	Mostly Clear

Official National Weather Service hourly forecast. Showing 10 of 25 hours. Wind arrows point the way the wind is blowing; the compass point and degrees show where it comes from.

7-Day Weather & Wind Forecast

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Seven-day forecast periods for Seminoe Reservoir from the official forecast source
Period	Overnight October 9, 2026	Friday October 9, 2026	Friday Night October 9, 2026	Saturday October 10, 2026	Saturday Night October 10, 2026	Sunday October 11, 2026	Sunday Night October 11, 2026	Columbus Day October 12, 2026	Monday Night October 12, 2026	Tuesday October 13, 2026	Tuesday Night October 13, 2026	Wednesday October 14, 2026	Wednesday Night October 14, 2026	Thursday October 15, 2026
Temp (°F)	44°	76°	48°	73°	47°	66°	45°	65°	40°	62°	35°	53°	32°	51°
Wind	S 5 mph	SSW 5 to 20 mph	SSW 10 to 20 mph	SSW 15 to 25 mph	SSW 20 to 25 mph	SSW 15 to 25 mph	SSW 15 to 25 mph	SW 15 to 25 mph	SSW 10 mph	SSW 10 to 15 mph	SW 10 to 25 mph	WSW 20 to 25 mph	W 15 to 25 mph	NW 10 to 15 mph
Gusts	8 mph	35 mph	35 mph	45 mph	40 mph	35 mph	38 mph	40 mph	21 mph	23 mph	27 mph	33 mph	31 mph	22 mph
Precip %	0%	10%	6%	16%	55%	33%	56%	22%	40%	43%	63%	59%	45%	36%
Forecast	Mostly Clear	Sunny	Mostly Clear	Sunny then Slight Chance Rain Showers	Rain Showers Likely	Chance Rain Showers	Showers And Thunderstorms Likely	Slight Chance Rain Showers	Chance Rain Showers	Chance Rain Showers	Rain Showers Likely	Rain And Snow Showers Likely	Chance Rain Showers then Chance Rain And Snow Showers	Chance Rain And Snow Showers

Forecast periods from official National Weather Service grid. Detailed 7-Day & Hourly Forecast →

Fishing Conditions & Outlook

Solunar windows, water thermocline & species tactics

Score 84 · Good

Good for fishing (84/100), from 5 available inputs. Supporting this: Wind 5 mph from the south. 0% chance of precipitation. Not available from a verified source for this lake: pressure trend, water temperature. Confidence is moderate (74%) because some inputs are unavailable or older than ideal.

Prime Solunar Window

3:00 AM MDT – 9:00 AM MDT

Water Layer Temp

Sensor Pending

Surface Chop

7 mph

Barometer Trend

29.80 inHg

Verified Game Fish Species (3):

🐟Walleye🐟Rainbow Trout🐟Brown Trout

View Full Fishing Forecast & Solunar Times →Fishing methodology →

Boating & Sailing Outlook

Surface chop, sustained knots, gusts & launch facilities

Boating 76Sailing 66

Motorized Boating

Launch Access

Good for boating (76/100), from 4 available inputs. Supporting this: Wind 5 mph from the south. Gusts to 8 mph. Working against it: Active severe alert: Red Flag Warning. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.

Surface state: Glass / Light Ripple

Boating Outlook & Ramps Directory →

Sailing & Wind Trim

6 kts (7 mph)

Fair for sailing (66/100), from 4 available inputs. Supporting this: Gusts are within 3 mph of sustained wind, so the breeze is steady. 0% chance of precipitation. Working against it: Active severe alert: Red Flag Warning. Not available from a verified source for this lake: visibility. Confidence is high (88%).

Kayaking, Paddling & Swimming

Paddle drag, thermal comfort & cold water immersion safety

Paddling 77Swimming --

Paddlecraft Readiness

Light Drag

Good for kayaking (77/100), from 5 available inputs. Supporting this: Wind 5 mph from the south. Gusts to 8 mph. Working against it: Active severe alert: Red Flag Warning. Confidence is high (90%).

Immersion: Wear USCG Approved Life Jacket

Paddlecraft Guidelines & Launch Points →

Swimming & Immersion

Not monitored

Water temperature is not available from a verified source for this lake. No swimming score is shown without it.

Water Temperature & 30-Day History →

Lake Guide & Verified Facts

Visitor Essentials, Seasonal Guide & Hydrographic Profile

Widely appreciated across WY, Seminoe Reservoir provides an engaging setting for all styles of freshwater watercraft and shore recreation. Anglers seek out structure-oriented fish, while families and boaters take advantage of designated recreation zones. Be sure to check seasonal gate hours and daily parking pass requirements.

Surface Area

20,290 acres (32 sq mi)

Max Depth

Not documented

Surface Elevation

Not documented

Managing Authority

State & Local Authorities

Classification

Reservoir

State Jurisdiction

Visitor Essentials · Know Before You Go

Fishing Licensing (WGFD)

Valid freshwater sport fishing license issued by Wyoming Game and Fish Department (WGFD) is required for anglers age 14+. Digital license on mobile is accepted.

Boating & AIS Biosecurity Protocol

Mandatory Clean, Drain & Dry inspection. Out-of-area craft require on-site Aquatic Invasive Species (AIS Quagga/Zebra) inspection or decontamination before launch. USCG life jackets required for all.

Public Recreation & Access Pass

Public shoreline and boating access managed by State & Local Authorities. Verify seasonal gate hours, launch fees, and parking rules before travel.

Primary Water Recreation Profile

High-speed motorboating, pontoon cruising, wakeboarding, and water skiing across main channels. Target gamefish include Walleye, Rainbow Trout, Brown Trout. Morning hours typically provide optimal glassy conditions for kayak and stand-up paddleboard (SUP) touring.

Seasonal Recreation & Climate Windows

Summer Peak (Jun–Aug)Peak Season

Warm water temperatures, peak swimming, active watersports, and open full-service campgrounds. Highest weekly attendance; plan early arrivals on summer weekends.

Spring & Fall ShoulderPrime Angling

Spring pre-spawn and fall feeding transitions create prime trophy angling conditions. Cooler air, lower boat traffic, and vibrant seasonal shoreline foliage.

Winter Season (Nov–Mar)Off-Season

Northern cold winter conditions with freezing air temperatures and potential surface ice formation. Ramps and water systems may be winterized. Confirm open status before visiting.

Get Directions (GPS) ↗Managing Authority Portal ↗

All geographical facts sourced from official agency recordsView sources →

Seminoe Reservoir Conditions

Red Flag Warning

Quick Conditions

LakeRadar Score

24-Hour Hourly Weather & Wind Timeline

7-Day Weather & Wind Forecast

Water Level & Hydrographic Baseline

Water Temperature (Surface)

Fishing Conditions & Outlook

Boating & Sailing Outlook

Kayaking, Paddling & Swimming

Interactive Map & Navigation Radar

Coordinates and access points

Public Access & Facilities

Boating & Water Regulations

Lake Guide & Verified Facts

Official alerts

Red Flag Warning

Quick Conditions

LakeRadar Score

24-Hour Hourly Weather & Wind Timeline

7-Day Weather & Wind Forecast

Water Level & Hydrographic Baseline

Water Temperature (Surface)

Fishing Conditions & Outlook

Boating & Sailing Outlook

Kayaking, Paddling & Swimming

Interactive Map & Navigation Radar

Coordinates and access points

Public Access & Facilities

Boating & Water Regulations

Lake Guide & Verified Facts

Related Lakes

Sources and methodology