Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out 66.968.72 71.168.9 F
Dew Temp 38.834.15 38.737.21 F
Humidity 3628 3131.66 %
Wind Speed 717 1011 mph
Wind Dir 184South 76Az=272
Pressure25.725.7825.7825.729.72+0.23 inHg
Precip 00 0 No Precip
Time PST09:13:2009:13:2209:13:2109:13:1909:13:2109:13:21
KAIT inch Rain & Dew 09-17-2021 09:13:20 No Rain rainint= 1% outdew= 1% indew= 0%
120 inch Rain & Dew 09-17-2021 09:13:22 No Rain rainint= 0% outdew= 0% indew= 0%
40 inch Rain & Dew 09-17-2021 09:13:19 No Rain rainint= 1% outdew= 1% indew= 0%
Crossley Rain & Dew 09-17-2021 09:13:18 No Rain rainint= 0% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter7319624282177994523309:03:52
In per 0.24 liter128641092 09:05:13

Estimated combined 0.3+0.5um particles weight as of 09-17-2021 09:03:52 is 29 ug/m3
Estimated PM2.5 Air Quality Index is 321 Hazardous , TSP is 1133 Urgent

120 Dome Floor Air Particles 09-17-2021 09:05:13 0.3 um=12864 0.5 um=1092
Outside Air Particles by APF09-17-2021_09:03:52_0.3um=9353_0.5um=798_0.7um=361_1.0um=227_2.0um=127_3.0um=58_5.0um=30_10.0um=4_sc=698453_fl=0.8_st=23_er=0_RH=24%_T=74.12F

Particle Warning 0.24/L 0.3:12000 0.5:980 0.7:650 1.0:400 2.0:130 3.0:60 5.0:18 10.0:2
Particle Closure 0.24/L 0.3:17000 0.5:1400 0.7:2000 1.0:1200 2.0:400 3.0:180 5.0:60 10.0:3
Davis40 precip = rain rate * 0.01"/Hr
Davis120 precip = 120" telescope dew sensor 0=dry 100=wet closure~>15
Average pressure = deviation from MH normal -- VaisaAPF precip 0=norain 1=rain
If clouds visible overhead: estimated cloud base is at 6386 feet above MH & estimated cloud temp is 4 F