Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out 48.748.3848.951.749.42 F
Dew Temp 37.134.5237.33736.48 F
Humidity 6459645761 %
Wind Speed 2513331822 mph
Wind Dir 20NE1022Az=10
Pressure25.6525.725.7125.6425.78+0.16 inHg
Precip 00 0 No Precip
Time PST03:38:0403:38:0703:38:0503:37:4703:38:0403:38:06
KAIT inch Rain & Dew 01-18-2021 03:38:04 No Rain rainint= 1% outdew= 1% indew= 0%
120 inch Rain & Dew 01-18-2021 03:38:07 No Rain rainint= 1% outdew= 1% indew= 0%
40 inch Rain & Dew 01-18-2021 03:38:03 No Rain rainint= 2% outdew= 1% indew= 0%
Crossley Rain & Dew 01-18-2021 03:38:04 No Rain rainint= 0% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter25001866325710003:36:06
In per 0.24 liter2943228 03:13:51

Estimated combined 0.3+0.5um particles weight as of 01-18-2021 03:36:06 is 9 ug/m3
Estimated PM2.5 Air Quality Index is 22 Good , TSP is 37 Normal

120 Dome Floor Air Particles 01-18-2021 03:13:51 0.3 um=2943 0.5 um=228
Outside Air Particles by APF01-18-2021_03:36:06_0.3um=3195_0.5um=238_0.7um=81_1.0um=33_2.0um=10_3.0um=2_5.0um=1_10.0um=0_sc=24798978_fl=0.8_st=23_er=0_RH=57%_T=48.92F

Particle Warning 12000 0.3um 800 0.5 um /0.24 liter -- Closure 17000 0.3um 1000 0.5um /0.24 liter
Davis40 precip = rain rate * 0.01"/Hr -- VaiTest located by AstroDome/excluded from avg
Davis120 precip = 120" telescope dew sensor 0=dry 100=wet closure~>15
Average pressure = deviation from MH normal -- VaisaAPF precip 0=norain 1=rain
Average pressure = hundredths of inches of mercury above or below normal MH pressure
If clouds visible overhead: estimated cloud base is at 2636 feet above MH & estimated cloud temp is 22 F