KSEF Daily Weather Summary
Summary
Today brings sunny skies and light morning winds, transitioning to stronger southwest breezes in the afternoon. Winds could gust up to 25 mph, creating minor waves on the lake. There is a slight chance of isolated showers or thunderstorms in the afternoon, mainly affecting southern areas. Overall, conditions are favorable for outdoor and marina activities, but increased wind in the afternoon may affect boating and diving conditions. Stay informed on potential weather updates throughout the day.
Weather Advisories
There are no active Lake Wind Advisories or Red Flag Warnings today, but gusty winds in the afternoon and low humidity raise localized fire concerns.
Today's Forecast (September 7, 2024)
Weather: Sunny.
Temperature: Highs 74-84°F; Lows around 51-56°F.
Winds: Southwest winds 10-15 mph, gusts up to 25 mph in the afternoon.
Thunderstorm & Lightning Advisory: 10-15% chance of thunderstorms in southern areas.
Lake Tahoe Water Temperature: 65.0°F.
Lake Level: 6,227.72 feet, a slight decrease from yesterday.
Wave Heights/Direction: Less than 1 foot, increasing to 1-2 feet in the afternoon.
Sunrise/Sunset: Sunrise at 6:35 AM PDT | Sunset at 7:20 PM PDT
Tomorrow's Forecast (September 8, 2024)
Weather: Sunny.
Temperature: Highs 73-82°F; Lows around 48°F.
Winds: Light winds becoming Southwest 10-15 mph in the afternoon, gusts up to 30 mph.
Lake Tahoe Water Temperature: Expected to remain stable around 65.0°F.
Lake Level: Stable.
Wave Heights/Direction: Less than 1 foot, increasing to 1-3 feet in the afternoon.
Sunrise/Sunset: Sunrise at 6:36 AM PDT | Sunset at 7:18 PM PDT
Extended Weather Forecast
Monday (September 9, 2024):
Weather: Sunny.
Temperature: High near 82°F; Lows around 47°F.
Winds: Southwest winds 5-15 mph, gusts up to 20 mph.
Tuesday (September 10, 2024):
Weather: Mostly sunny.
Temperature: High near 79°F; Lows around 45°F.
Wednesday (September 11, 2024):
Weather: Sunny, with a slight chance of showers in the evening.
Temperature: High near 71°F; Lows around 38°F.
Historical Climate Report (September 6, 2024)
Max Temperature: 84°F at 2:27 PM, above the average high of 76°F.
Min Temperature: 43°F, above the average low of 37°F.
Precipitation: 0.00 inches, consistent with dry conditions.
Winds: Highest wind speed of 17 mph from the south (190°) with a gust of 26 mph.
Average Wind Speed: 3.9 mph, with a resultant direction of S (170°).
Sunrise/Sunset: Sunrise at 6:34 AM PDT | Sunset at 7:22 PM PDT
Weather Conditions: No significant weather observed.
Fire Weather & Smoke Update
Fire Weather: Isolated thunderstorms may develop in southern Mono/Mineral counties with gusty outflows of 40-45 mph, but no Red Flag Warnings are in effect. Breezy afternoon winds raise localized fire concerns, particularly with low humidity.
Smoke/Haze: Minor haze from regional fires is expected, particularly in the early morning hours. Conditions will improve as winds pick up throughout the day.
Long Range Forecast Models: September 7th - Sept 20th
ECMWF AIFS .25 - 6hr Precip (in) MSLP (hPa), 850mb Temp (ºc)
GFS .25 - 6hr Precip (in) MSLP (hPa), 850mb Temp (ºc)
RRFS 3km QPF Type, Rate (in-hr) 1000-500mb Thickness (dam) Temp (ºc)
NAM 12km Models for - September 7, 2024
NAM 12km - 6hr Precip (in) MSLP (hPa), 850mb Temp (ºc)
NAM 12km - K-Index (°C) - Thundershowers / Lighting
NAM 12km - Composite Precip Type & Cloud Cover (dBZ)
NAM 12km - 2m 6hr MAX Temperature (°F)
NAM 12km - 925mb Height (dam) Wind Speed (kts)
NAM 12km - 850 hPA Height (dam) and Cyclonic Rel.
WPC 2.5km 48hr Precipitation (inches)
Sierra Avalanche Center