[NOAA, InEDC, Placerville CA]
Excessive Heat Warning in effect from September 5, 11:00 AM PDT until September 8, 06:00 PM PDT [details below local forecast]
Fire Weather Watch in effect from September 7, 10:00 PM PDT until September 9, 08:00 AM PDT [details below local forecast]
Local Weather Forcast at 900 ft [Diamond Springs]
Today
Sunny. Highs 89 to 97. Light winds becoming west up to 10 mph in the afternoon.
Tonight
Clear. Lows 65 to 75. Prevailing west winds up to 10 mph in the evening becoming light.
Saturday
Sunny. Highs 95 to 103. Prevailing east winds up to 10 mph shifting to the southwest in the afternoon.
Saturday Night
Clear. Lows 70 to 82. Light winds becoming east up to 10 mph after midnight.
Sunday
Sunny, warmer. Highs 100 to 110. Prevailing east winds up to 10 mph shifting to the west in the afternoon.
Sunday Night
Clear. Lows 71 to 83.
Labor Day
Sunny. Highs 96 to 106.
Monday Night Through Tuesday Night
Clear. Lows 65 to 80. Highs 93 to 106.
Wednesday Through Thursday
Clear. Highs 88 to 99. Lows 62 to 75.
Excessive Heat Warning
URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 111 AM PDT Fri Sep 4 2020 ...Dangerous Heat Possible Over the Labor Day Weekend and into Early Next Week... .High pressure over the Southwestern United States will result in the return of widespread triple digit and potentially record heat this weekend for the Central Valley, foothills, and Delta. Heat risks will range from moderate to very high levels during this time, which could impact the general population, especially those spending an extended time outdoors. Relief from the heat during the overnight hours will remain minimal with lows in the upper 60s to around 80. Any localized dense smoke may impact these temperatures. ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 6 PM PDT TUESDAY... * WHAT...Dangerously hot conditions with afternoon highs 100 to 110 for the Valley, 95 to 105 for the foothills, and 75 to 100 for the mountains. Overnight lows in the mid to upper 60s to around 80 for Valley and foothills. * WHERE...Sacramento Valley, northern San Joaquin Valley, Delta, foothills, and mountains below 5500 ft elevation. * WHEN...From 11 AM Saturday to 6 PM PDT Tuesday. Hottest temperatures are expected on Sunday. * IMPACTS...Heat related illnesses such as heat exhaustion and heat stroke can occur due to prolonged exposure to hot temperatures, even to the general population. People most vulnerable include those who spend lots of time outdoors, those without air conditioning, young children, the elderly and those with chronic illness. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.
Fire Weather Watch
URGENT - FIRE WEATHER MESSAGE National Weather Service Sacramento CA 945 AM PDT Fri Sep 4 2020 ...Critical Fire Weather Conditions Possible Late Monday Evening through Wednesday Morning... After an extended period of hot and dry weather, gusty northerly and easterly winds will be possible early next week. Poor humidity recovery is expected during this time frame as well, with daytime humidities topping out in the teens. These conditions may impact any ongoing wildfires. Extreme caution should be taken to prevent any additional fires. ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY MORNING FOR GUSTY NORTHERLY AND EASTERLY WINDS AND POOR HUMIDITY RECOVERY FOR FIRE WEATHER The National Weather Service in Sacramento has issued a Fire Weather Watch, which is in effect from Monday evening through Wednesday morning. * AFFECTED AREA...Interior northern California including the Sacramento Valley, northern San Joaquin Valley, the Coastal Range, the Delta, and the Sierra Nevada west of the crest. * WIND...Northerly and easterly winds. Valley winds around 10 to 20 mph with gusts up to 30 mph. Mountains and foothill winds around 20 to 30 mph with gusts up to 50 mph. Stronger gusts may be possible in areas such as Jarbo Gap. * HUMIDITY...5 to 20 percent during the day. Overnight humidity between 10 and 50 percent. The higher recovery is expected in the Valley and Delta areas, south of I-80. * IMPACTS...Numerous wild fires are already occurring. Extreme fire safety precautions should be exercised to prevent any additional fires. Outdoor burning should be avoided. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
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