Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out5351.247.350.852.350.92 F
Dew Temp34.341.84142.142.540.33 F
Humidity497078726967.59 %
Wind Speed16145.8101211.6 mph
Wind Dir306354326.0340294Az=324
Pressure25.8825.9225.9325.8626.24+0.38 inHg
Precip 00 0 No Precip
Time PST20:55:5420:55:5420:55:5420:55:5420:55:5320:55:54
KAIT inch Rain & Dew 11-06-2025 20:55:54 No Rain rainint= 1% outdew= 1% indew= 1%
120 inch Rain & Dew 11-06-2025 20:55:54 No Rain rainint= 0% outdew= 1% indew= 0%
40 inch Rain & Dew 11-06-2025 20:55:54 No Rain rainint= 2% outdew= 0% indew= 0%
Crossley Rain & Dew 11-06-2025 20:55:53 No Rain rainint= 1% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter23229465843567740020:52:47
In per 0.24 liter1409544 20:36:40

Estimated combined 0.3+0.5um particles weight as of 11-06-2025 20:52:47 is 18 ug/m3
Estimated PM2.5 Air Quality Index is 250 Very Unhealthy , TSP is 337 Above Primary Standard

120 Dome Floor Air Particles 11-06-2025 20:36:40 0.3 um=1409 0.5 um=544
Outside Air Particles by APF11-06-2025_20:52:47_0.3um=3710_0.5um=1511_0.7um=933_1.0um=570_2.0um=123_3.0um=7_5.0um=0_10.0um=0_sc=7961846_fl=1.0_st=23_er=0_RH=80%_T=47.66F

Out Particle Warning 0.24/L 0.3:21400 0.5:1750 0.7:650 1.0:400 2.0:130 3.0:60 5.0:18 10.0:2
Out Particle Closure 0.24/L 0.3:30600 0.5:2500 0.7:2000 1.0:1200 2.0:400 3.0:180 5.0:60 10.0:3
In Particle Warning 0.24/L 0.3:12000 0.5:980 In Particle Closure 0.24/L 0.3:17000 0.5:1400
Davis40 precip = rain rate * 0.01"/Hr Davis120 precip = 120" teles dew sensor 0=dry 100=wet closure~>15
Avg pressure = deviation 0.01 X in Hg from MH normal - VaisaAPF precip 0=norain 1=rain
If clouds visible overhead: estimated cloud base is at 2136 feet above MH & estimated cloud temp is 30 F