Las Trampas RAWSLTRC1
A remote fire weather station/2.2 mi away/1,804 ft/1,109 ft above here
temp, wind, gust, humidity, pressure
Parks/California/Eugene O'Neill National Historic Site
Eugene O'Neill National Historic Site, California
National Historic Site in Contra Costa County, California* WHAT...Hot conditions with maximum temperatures in the mid-90s to near 105. Mild minimum temperatures and weak onshore flow will limit overnight relief. * WHERE...The East Bay and San Francisco Bay Shoreline, North Bay Interior Mountains and Valleys, The Santa Clara Valley and Eastern Hills, The Santa Cruz Mountains, Interior Monterey County and the Santa Lucia Range, Most of San Benito County and the Cholame Hills in Southeast Monterey County, and Southern Salinas Valley/Arroyo Seco and Lake San Antonio. * WHEN...Until 10 PM PDT Thursday. * IMPACTS...This level of heat affects anyone without effective cooling and/or adequate hydration. Impacts likely in some health systems, heat-sensitive industries and infrastructure.
Hydration is a critical piece to surviving the heat. Drink water, and if possible, take water to those who are vulnerable. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to the early morning or evening. Take action when you experience symptoms of heat exhaustion and/or heat stroke. Beat the heat and check the backseat! Do not leave young children or pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.
78°
102°/64°
Clear·
Feels like 78°·Light air 3 mph SW
Alert. A Heat Advisory is in force for Eugene O'Neill National Historic Site until 10 PM Thursday. Read the alert in full, and see what it means in the Field Book.
Now. Eugene O'Neill National Historic Site is 78° and clear at 10 PM. The dew point is 55°, so the air feels dry and comfortable. Light air from the southwest at 3 mph.
Today and tonight. Tonight falls to about 70° by 7 AM, under a mostly clear sky. No rain is expected for the rest of the day.
The week. The warmest day ahead is Wednesday, near 96°, and the coolest Sunday, near 74°. The days ahead look dry. Wednesday is hot, 96°: heat is a danger to anyone outdoors for long.
The sky now. The Moon is a waning crescent, 23% lit, and rises at 2:49 AM after midnight. The next new Moon is Saturday, Oct 10. Look for Saturn, bright in the southeast. A planet shines with a steady light where the stars around it twinkle. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 39 minutes long, 2 minutes shorter than yesterday.
0UV Low
40Air quality
58%Humidity
3%Cloud
Now
10:00 PM
78feels78
now, clear
Today
Oct 5
10264
clear day
Wed
Oct 7
9666
UV 7
Thu
Oct 8
9563
UV 7
Fri
Oct 9
8564
UV 7
Sat
Oct 10
7561
13mph
UV 7
Sun
Oct 11
7456
UV 7
Mon
Oct 12
7756
UV 6
78°
102°64°
96°66°
95°63°
85°64°
75°61°
74°56°
77°56°
As of 10:00 PM in Eugene O'Neill National Historic Site, California.
Air quality
The air at Eugene O'Neill National Historic Site
Index 40, good, led by ozone. Read at 10 PM from its reporting area, Concord (CA), 10 miles off.
40Good
- Fine particles (PM2.5)-13.8 mi
- Ozone40Good17 ppb13.8 mi
- Nitrogen dioxide6Good6.4 ppb13.8 mi
- Sulfur dioxide0Good0.1 ppb13.8 mi
- Carbon monoxide-0.4 ppm13.8 mi
The days ahead
Highest 101, unhealthy for sensitive groups, today, led by ozone. Yesterday measured 67, moderate.
GoodModerateSensitive groups
- 67YesterdayOct 4
- 101TodayOct 5
- 97TueOct 6
- ModerateWedOct 7
- ModerateThuOct 8
- ModerateFriOct 9
- GoodSatOct 10
Smoke, the next 44 hours
Little smoke near the ground through Wed 5 PM: the index from smoke stays at 17 or under.
Precipitation
What has fallen at Eugene O'Neill National Historic Site
None in the last 3 days, to Mon 9 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.00in
- Last 3 days
- 0.00in
Visibility
How far you can see at Eugene O'Neill National Historic Site, the next 44 hours
Visibility stays 10 miles or more through Wed 5 PM.
F
Now, today, and the week
Weather instrument stations by state
Park
- Designation
- National Historic Site
- Area
- 491,000 sq ft
- Height at its point
- 695 ft
- County
- Contra Costa County
- State
- California
- Latitude
- 37.8260° N
- Longitude
- 122.0273° W
What is measuring near here
The 6 instruments nearest Eugene O'Neill National Historic Site, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.3 miles away.
measured now4 instruments
Citizen station EW8430EW8430
In a volunteer observer's own ground/5.6 mi away/164 ft/531 ft below here
temp, humidity, wind, precip, pressure
At an airfield/11.5 mi away/16 ft/679 ft below here
temp, wind, gust, visibility, precip, pressure
I-580 - I-205CF133
Beside a road/25.6 mi away/301 ft/394 ft below here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Danville 1.9 WCA-CC-45
In a volunteer observer's own ground/1.3 mi away/445 ft/250 ft below here
precip, snowfall, snow depth
At a cooperative observer's station/6.4 mi away/3,102 ft/2,407 ft above here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
-
Snow on the ground
Elsewhere in California
33 places, each with its own forecast and its own instruments.
Big Bear Mountainski areaBishopcityBridgeporttownChina Peakski areaDodge Ridgeski areaDonner PassfeatureFresnocityHeavenlysurveyed ski areaHomewoodski areaJune Mountainski areaKirkwoodsurveyed ski areaLos AngelescityMammoth LakestownMammoth Mountainsurveyed ski areaMount ShastafeatureMount Shasta CitycityMount Shasta Ski Parkski areaMount WhitneyfeatureMountain Highski areaNorthstarsurveyed ski areaPalisades Tahoesurveyed ski areaReddingcitySacramentocitySan DiegocitySan FranciscocitySierra NevadafeatureSierra-at-Tahoeski areaSnow Valleyski areaSouth Lake TahoecitySugar Bowlski areaSusanvillecityTruckeetownYosemitefeature
Near Eugene O'Neill National Historic Site
The nearest places, each with its own forecast and the instruments nearest it.
- Alamocommunity, 2 mi
- Danvilletown, 3 mi
- Diablocommunity, 4 mi
- Castle Hillcommunity, 4 mi
- San Miguelcommunity, 4 mi
- Saranapcommunity, 5 mi
- Shell Ridgecommunity, 5 mi
- Moragatown, 5 mi
- North Gatecommunity, 6 mi
- Walnut Creekcity, 6 mi
- Norris Canyoncommunity, 6 mi
- Acalanes Ridgecommunity, 6 mi
Parks near Eugene O'Neill National Historic Site
- Mount Diablo State Park8 mi
- John Muir National Historic Site12 mi
- McLaughlin Eastshore State Park15 mi
- Marsh Creek State Park16 mi
- Port Chicago Naval Magazine National Memorial16 mi
- Benicia Capitol State Historic Park17 mi
- Rosie the Riveter/World War II Home Front National Historical Park19 mi
- Candlestick Point State Recreation Area21 mi