Beside a road/1.6 mi away/7,198 ft/712 ft below here
temp, pavement temp, wind, visibility, precip
Mountain passes/California/Castle Pass
Castle Pass, California
Mountain pass in Nevada County, California, at 7,910 ft...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 AM PDT THIS MORNING DUE TO WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL AND NORTHERN CALIFORNIA... * AFFECTED AREA...Portions of central and northern California. * TIMING...Until 10 AM PDT this morning. * WINDS...Northeast to east winds 15 to 25 mph with gusts 25 to 45 mph. * RELATIVE HUMIDITY...Daytime humidity 10 to 20% with single digits possible and very poor overnight recoveries. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning is not recommended.
Please advise the appropriate officials or fire crews in the field of this Red Flag Warning.
37°
66°/34°
Clear·
Feels like 32°·Light breeze 7 mph ESE
Alert. A Red Flag Warning is in force for Castle Pass until 10 AM today. Read the alert in full, and see what it means in the Field Book.
Now. Castle Pass is 37° and clear at 6 AM. With the wind it feels like 32°. The dew point is 18°, so the air feels dry and comfortable. Light breeze from the east-southeast at 7 mph.
Today and tonight. It warms to about 65° by 3 PM. Tonight falls to about 39° by 5 AM, under a mostly clear sky. No rain is expected for the rest of the day. The sun is strong around midday: UV index 7, high. Unprotected skin can burn in under half an hour.
The week. The warmest day ahead is tomorrow, near 66°, and the coolest Thursday, near 46°. Rain is likely Tuesday (51%) and Wednesday (52%). Rain is possible Thursday (38%). The first freeze could come Tuesday, a low of 32°.
The sky tonight. The sun sets at 6:21 PM. The Moon is a waxing crescent, 34% lit, and sets at 10:24 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-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 10 minutes long, 2 minutes shorter than yesterday.
0UV Low
1Air quality
44%Humidity
0%Cloud
Now
6:00 AM
37feels32
now, clear
Today
Oct 16
6634
UV 7
Sat
Oct 17
6637
UV 7
Sun
Oct 18
6236
14mph
UV 7
Mon
Oct 19
5637
13mph
UV 6
Tue
Oct 20
4932
51%
Wed
Oct 21
4731
52%
Thu
Oct 22
4630
38%
37°
66°34°
66°37°
62°36°
56°37°
49°32°
47°31°
46°30°
As of 6:00 AM in Castle Pass, California.
Air quality
The air at Castle Pass
Index 1, good, led by fine particles. Read at 5 AM from its reporting area, Truckee (CA), 11 miles off.
1Good
- Fine particles (PM2.5)1Good17.9 mi
- Ozone-42 ppb17.9 mi
The days ahead
Yesterday measured 16, good.
GoodModerate
- 16YesterdayOct 15
Smoke, the next 42 hours
No smoke near the ground through Sat 11 PM.
Precipitation
What has fallen at Castle Pass
None in the last 3 days, to Fri 5 AM. 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 Castle Pass, the next 42 hours
Visibility stays 10 miles or more through Sat 11 PM.
F
Now, today, and the week
Weather instrument stations by state
Mountain pass
- Height
- 7,910 ft
- County
- Nevada County
- State
- California
- Latitude
- 39.3582° N
- Longitude
- 120.3652° W
What is measuring near here
The 6 instruments nearest Castle Pass, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.6 miles away.
measured now4 instruments
Donner Lk Precip Gage Nr Truckee391930120165301
At a river or reservoir gauge/5.0 mi away/5,940 ft/1,970 ft below here
temp, wind, gust, humidity, pressure
At an airfield/12.3 mi away/5,899 ft/2,011 ft below here
temp, wind, gust, visibility, precip, pressure
Citizen station DW9436DW9436
In a volunteer observer's own ground/13.8 mi away/5,756 ft/2,154 ft below here
temp, humidity, wind, precip, pressure
measured daily2 instruments
Truckee 1.4 WCA-PC-30
In a volunteer observer's own ground/7.7 mi away/5,944 ft/1,966 ft below here
precip, snowfall, snow depth
BocaBOCC1
At a cooperative observer's station/14.7 mi away/5,600 ft/2,310 ft below here
snowfall, snow depth, precip, high, low
What the snow tracker reads here
Every instrument in this state
0in
Snow on the ground
Measured at Boca (BOCC1), 14.7 miles from here, read 11 Oct, 07:15. measured daily
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 Castle Pass
The nearest places, each with its own forecast and the instruments nearest it.
- Soda Springscommunity, 2 mi
- Donner Passfeature, 4 mi
- Sugar Bowlski area, 4 mi
- Kingvalecommunity, 5 mi
- Truckeetown, 10 mi
- Palisades Tahoesurveyed ski area, 13 mi
- Northstarsurveyed ski area, 14 mi
- Sierravillecommunity, 15 mi
- Cedar Flatcommunity, 17 mi
- Carnelian Baycommunity, 18 mi
- Dollar Pointcommunity, 18 mi
- Sunnyside-Tahoe Citycommunity, 18 mi
Mountain passes near Castle Pass
- Donner Pass3 mi
- Henness Pass11 mi
- Yuba Pass19 mi
- Barker Pass21 mi
- Phipps Pass30 mi
- Rockbound Pass33 mi
- Beckwourth Pass33 mi
- Dicks Pass34 mi