Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out 51.552.8851.2 51.85 F
Dew Temp 46.247.6647.1 46.98 F
Humidity 828386 83.66 %
Wind Speed 20.73 1.9 mph
Wind Dir 331241.060 Az=331
Pressure25.925.9325.9525.8726.26+0.4 inHg
Precip 00 0 No Precip
Time PST12:27:0512:27:0712:27:0812:27:0812:27:0612:27:06
KAIT inch Rain & Dew 11-06-2025 12:27:05 No Rain rainint= 1% outdew= 0% indew= 1%
120 inch Rain & Dew 11-06-2025 12:27:03 No Rain rainint= 0% outdew= 1% indew= 0%
40 inch Rain & Dew 11-06-2025 12:27:04 No Rain rainint= 1% outdew= 0% indew= 0%
Crossley Rain & Dew 11-06-2025 12:27:06 No Rain rainint= 0% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter474120031145601123131012:21:35
In per 0.24 liter1769754 12:03:51

Estimated combined 0.3+0.5um particles weight as of 11-06-2025 12:21:35 is 39 ug/m3
Estimated PM2.5 Air Quality Index is 399 Hazardous , TSP is 593 on Attention

120 Dome Floor Air Particles 11-06-2025 12:03:51 0.3 um=1769 0.5 um=754
Outside Air Particles by APF11-06-2025_12:21:35_0.3um=7573_0.5um=3200_0.7um=1830_1.0um=961_2.0um=198_3.0um=21_5.0um=2_10.0um=1_sc=7931186_fl=1.0_st=23_er=0_RH=67%_T=58.1F

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 1204 feet above MH & estimated cloud temp is 39 F