St Helena 4WSWHNAC1
At a river or reservoir gauge/4.3 mi away/1,608 ft/1,268 ft above here
temp, wind, gust, humidity, pressure
Parks/California/Bothe-Napa Valley State Park
Alert. A Heat Advisory is in force for Bothe-Napa Valley State Park until 10 PM Thursday. Read the alert in full, and see what it means in the Field Book.
Now. Bothe-Napa Valley State Park is 70° and clear at 11 PM. The dew point is 54°, so the air feels dry and comfortable. Light air from the northwest at 1 mph.
Today and tonight. Tonight falls to about 65° 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 94°, and the coolest Sunday, near 75°. The days ahead look dry.
The sky now. The Moon is a waning crescent, 22% lit, and rises at 2:50 AM after midnight. The next new Moon is Saturday, Oct 10. Look for Saturn, bright in the south-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, 3 minutes shorter than yesterday.
As of 11:00 PM in Bothe-Napa Valley State Park, California.
Air quality
Index 22, good, led by fine particles. Read at 11 PM from its reporting area, Santa Rosa (CA), 12 miles off.
Highest 84, moderate, today, led by ozone. Yesterday measured 40, good.
Little smoke near the ground through Wed 5 PM: the index from smoke stays at 22 or under.
Precipitation
None in the last 3 days, to Mon 10 PM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 10 miles or more through Wed 5 PM.
F
Now, today, and the week
The 6 instruments nearest Bothe-Napa Valley State Park, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 3.4 miles away.
measured now4 instruments
St Helena 4WSWHNAC1
At a river or reservoir gauge/4.3 mi away/1,608 ft/1,268 ft above here
temp, wind, gust, humidity, pressure
Citizen station FW7177FW7177
In a volunteer observer's own ground/12.8 mi away/162 ft/178 ft below here
temp, humidity, wind, precip, pressure
Santa RosaSTS
At an airfield/16.0 mi away/103 ft/237 ft below here
temp, wind, gust, visibility, precip, pressure
Bodega 6 WSW93245
At a climate reference station/33.7 mi away/63 ft/277 ft below here
temp, humidity, wind, solar, precip
measured daily2 instruments
Calistoga 0.4 SSECA-NP-3
In a volunteer observer's own ground/3.4 mi away/348 ft/8 ft above here
precip, snowfall, snow depth
Angwin Pacific Union CollegeANGC1
On a college campus/4.6 mi away/1,795 ft/1,455 ft above here
snowfall, snow depth, precip, high, low
-
Snow on the ground
33 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.