BlackhawkBHWC1
At a river or reservoir gauge/1.4 mi away/1,804 ft/57 ft below here
temp, wind, gust, humidity, pressure
Parks/California/Mount Diablo State Park
Mount Diablo State Park, California
State Park in Contra Costa County, California74°
82°/53°
Clear·
Feels like 74°·Light breeze 5 mph W
Now. Mount Diablo State Park is 74° and clear at 9 PM. The dew point is 41°, so the air feels dry and comfortable. Light breeze from the west at 5 mph.
Today and tonight. Tonight falls to about 61° by 6 AM, under a mostly clear sky. No rain is expected for the rest of the day. Air quality is moderate (index 54): fine for most people, though people unusually sensitive to air pollution may feel it outdoors.
The week. The warmest day ahead is tomorrow, near 84°, and the coolest Tuesday, near 61°. Rain is possible Tuesday (31%).
The sky now. The Moon is a waxing crescent, 26% lit, and sets at 9:41 PM. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 15 minutes long, 3 minutes shorter than yesterday.
0UV Low
54Air quality
38%Humidity
0%Cloud
Now
9:00 PM
74feels74
now, clear
Today
Oct 15
8253
UV 7
Fri
Oct 16
8460
UV 7
Sat
Oct 17
8464
UV 6
Sun
Oct 18
7355
13mph
UV 6
Mon
Oct 19
6249
22%
19mph
Tue
Oct 20
6148
31%
Wed
Oct 21
6348
25%
74°
82°53°
84°60°
84°64°
73°55°
62°49°
61°48°
63°48°
As of 9:00 PM in Mount Diablo State Park, California.
Air quality
The air at Mount Diablo State Park
Index 54, moderate, led by fine particles. Read at 9 PM from its reporting area, Concord (CA), 12 miles off.
54Moderate
- Fine particles (PM2.5)54Moderate22 mi
- Ozone41Good35 ppb17.3 mi
- Nitrogen dioxide5Good5.5 ppb17.3 mi
- Sulfur dioxide1Good1.3 ppb17.3 mi
- Carbon monoxide-0.4 ppm17.3 mi
The days ahead
Highest moderate, Sat Oct 17, led by ozone. Yesterday measured 39, good.
GoodModerate
- 39YesterdayOct 14
- 50TodayOct 15
- 50FriOct 16
- ModerateSatOct 17
- GoodSunOct 18
- GoodMonOct 19
- GoodTueOct 20
Smoke, the next 45 hours
Little smoke near the ground through Sat 5 PM: the index from smoke stays at 11 or under.
Precipitation
What has fallen at Mount Diablo State Park
None in the last 3 days, to Thu 8 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 Mount Diablo State Park, the next 45 hours
Visibility stays 10 miles or more through Sat 5 PM.
F
Now, today, and the week
Weather instrument stations by state
Park
- Designation
- State Park
- Area
- 29 sq mi
- Height at its point
- 1,861 ft
- County
- Contra Costa County
- State
- California
- Latitude
- 37.8396° N
- Longitude
- 121.8795° W
What is measuring near here
The 6 instruments nearest Mount Diablo State Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.4 miles away.
measured now4 instruments
Citizen station GW7254GW7254
In a volunteer observer's own ground/6.6 mi away/543 ft/1,318 ft below here
temp, humidity, wind, precip, pressure
LivermoreLVK
At an airfield/10.7 mi away/387 ft/1,474 ft below here
temp, wind, gust, visibility, precip, pressure
I-580 - I-205CF133
Beside a road/18.1 mi away/301 ft/1,560 ft below here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Danville 4.9 ESECA-CC-20
In a volunteer observer's own ground/2.9 mi away/724 ft/1,137 ft below here
precip, snowfall, snow depth
At a cooperative observer's station/3.9 mi away/3,102 ft/1,241 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 Mount Diablo State Park
The nearest places, each with its own forecast and the instruments nearest it.
- Blackhawkcommunity, 2 mi
- Camino Tassajaracommunity, 3 mi
- Diablocommunity, 4 mi
- Danvilletown, 6 mi
- San Ramoncity, 6 mi
- Alamocommunity, 7 mi
- Claytoncity, 8 mi
- North Gatecommunity, 8 mi
- Dublincity, 9 mi
- Norris Canyoncommunity, 9 mi
- San Miguelcommunity, 9 mi
- Shell Ridgecommunity, 10 mi
Parks near Mount Diablo State Park
- Marsh Creek State Park8 mi
- Eugene O'Neill National Historic Site8 mi
- Bethany Reservoir State Recreation Area15 mi
- John Muir National Historic Site17 mi
- Port Chicago Naval Magazine National Memorial17 mi
- Franks Tract State Recreation Area20 mi
- Benicia Capitol State Historic Park21 mi
- Brannan Island State Recreation Area22 mi