Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out70.270.571.0668.369.269.85 F
Dew Temp8.320.516.5226.723.819.16 F
Humidity91512211815 %
Wind Speed000020 mph
Wind Dir9258North355322Az=37
Pressure25.8525.8925.9125.8326.11+0.36 inHg
Precip 00 0 No Precip
Time PST08:13:3708:13:4008:13:3908:13:3908:13:3908:13:38
KAIT inch Rain & Dew 07-05-2025 08:13:40 No Rain rainint= 0% outdew= 1% indew= 0%
120 inch Rain & Dew 07-05-2025 08:13:40 No Rain rainint= 1% outdew= 12% indew= 0%
40 inch Rain & Dew 07-05-2025 08:13:39 No Rain rainint= 2% outdew= 1% indew= 0%
Crossley Rain & Dew 07-05-2025 08:13:39 No Rain rainint= 0% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter267522055301574008:11:10
In per 0.24 liter1280154 08:12:35

Estimated combined 0.3+0.5um particles weight as of 07-05-2025 08:11:10 is 9 ug/m3
Estimated PM2.5 Air Quality Index is 48 Good , TSP is 135 Normal

120 Dome Floor Air Particles 07-05-2025 08:12:35 0.3 um=1280 0.5 um=154
Outside Air Particles by APF07-05-2025_08:11:10_0.3um=4274_0.5um=352_0.7um=88_1.0um=49_2.0um=24_3.0um=12_5.0um=7_10.0um=0_sc=6280147_fl=1.0_st=23_er=0_RH=11%_T=81.86F

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 11363 feet above MH & estimated cloud temp is -42 F