SXUS45 KVEF 201925 RECVEF Recreational Forecast for the Lake Mead National Recreation Area National Weather Service Las Vegas NV 1225 PM PDT Sun Sep 20 2026 Waves are provided as a range of significant wave heights which is the average of the highest 1/3 of the waves which will occasionally be encountered. ...The Forecast for Boulder Basin... .TONIGHT...Partly cloudy. Southeast winds up to 5 mph in the evening becoming light. Waves less than a foot. Lows near 80. .MONDAY...Partly sunny. A 20 percent chance of thunderstorms in the afternoon. Northeast winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs near 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. South winds up to 5 mph shifting to the northwest after midnight. Waves less than a foot. Lows in the mid to upper 70s. .TUESDAY...Sunny. Northwest winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs near 90. .TUESDAY NIGHT...Clear. Southeast winds up to 5 mph in the evening becoming light. Waves less than a foot. Lows near 80. .WEDNESDAY...Sunny. North winds up to 5 mph. Waves less than a foot. Highs near 90. ...The Forecast for Virgin Basin...Overton Arm...Temple Basin... .TONIGHT...Partly cloudy. East winds up to 5 mph. Waves less than a foot. Lows near 80. .MONDAY...Partly sunny. A 20 percent chance of thunderstorms in the afternoon. North winds up to 5 mph shifting to the southwest in the afternoon. Waves less than a foot. Highs near 90. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms in the evening, then partly cloudy after midnight. South winds up to 5 mph shifting to the north after midnight. Waves less than a foot. Lows in the mid to upper 70s. .TUESDAY...Sunny. North winds up to 5 mph shifting to the west in the afternoon. Waves less than a foot. Highs in the mid 80s to lower 90s. .TUESDAY NIGHT...Mostly clear. South winds up to 5 mph shifting to the northeast after midnight. Waves less than a foot. Lows in the mid to upper 70s. .WEDNESDAY...Sunny. North winds up to 5 mph. Waves less than a foot. Highs near 90. ...The Forecast for Lake Mohave... .TONIGHT...Partly cloudy. South winds up to 10 mph in the evening becoming light. Waves less than a foot. Lows in the lower 80s. .MONDAY...Sunny. South winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Waves up to a foot. Highs 94 to 99. .MONDAY NIGHT...Partly cloudy. South winds 5 to 10 mph shifting to the northwest after midnight. Waves less than a foot. Lows near 80. .TUESDAY...Sunny. Northwest winds 5 to 10 mph shifting to the southwest in the afternoon. Waves less than a foot. Highs in the 90s. .TUESDAY NIGHT...Clear. Southeast winds up to 5 mph shifting to the north after midnight. Waves less than a foot. Lows near 80. .WEDNESDAY...Sunny. North winds 5 to 10 mph shifting to the west in the afternoon. Waves less than a foot. Highs 96 to 101. ...The Forecast for Lake Havasu North Basin... .TONIGHT...Mostly cloudy. Southeast winds up to 5 mph. Waves less than a foot. Lows in the lower to mid 80s. .MONDAY...Sunny. Southeast winds 5 to 15 mph. Waves 1 to 1.5 feet. Highs 95 to 100. .MONDAY NIGHT...Mostly clear. Southeast winds up to 5 mph. Gusts up to 20 mph in the evening. Waves less than a foot. Lows near 80. .TUESDAY...Sunny. East winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs 93 to 98. .TUESDAY NIGHT...Mostly clear. Light winds becoming north up to 5 mph after midnight. Waves less than a foot. Lows near 80. .WEDNESDAY...Sunny. Northeast winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs 96 to 101. ...The Forecast for Lake Havasu South Basin... .TONIGHT...Mostlycloudy. Southeast winds up to 5 mph. Waves less than a foot. Lows in the lower 80s. .MONDAY...Sunny. Southeast winds 5 to 15 mph. Waves 1 to 1.5 feet. Highs 97 to 101. .MONDAY NIGHT...Mostly clear. Southeast winds up to 10 mph. Waves less than a foot. Lows in the mid to upper 70s. .TUESDAY...Sunny. Southeast winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs in the mid to upper 90s. .TUESDAY NIGHT...Mostly clear. Northwest winds up to 5 mph shifting to the northeast after midnight. Waves less than a foot. Lows near 80. .WEDNESDAY...Sunny. East winds up to 5 mph shifting to the south in the afternoon. Waves less than a foot. Highs 98 to 102. Thunderstorms imply gusty, erratic winds and waves. Strong winds can occur before any rain or lightning. Always remain up to date on the weather forecast. $$ weather.gov/lasvegas