Mt Hamilton Weather
LO FriendsDavisCopDavis120VaisaAPFDavis40DavisCroAverage
Temp Out51 52.3452.552.952.18 F
Dew Temp49.8 3252.55246.57 F
Humidity96 97.661009797.66 %
Wind Speed7 8.7576.9 mph
Wind Dir217 196.0198130Az=187
Pressure25.8 25.8125.7326.06+0.26 inHg
Precip 01 0 Dew/Driz
Time PST11:41:1811:41:2008:29:0311:41:1911:41:2111:41:20
KAIT inch Rain & Dew 10-02-2025 11:41:21 No Rain rainint= 1% outdew= 1% indew= 2%
120 inch Rain & Dew 10-02-2025 11:41:20 No Rain rainint= 0% outdew= 1% indew= 0%
40 inch Rain & Dew 10-02-2025 11:41:19 No Rain rainint= 0% outdew= 0% indew= 0%
Crossley Rain & Dew 10-02-2025 11:41:21 No Rain rainint= 0% outdew= 0% indew= 0%
Particles um0.30.50.71.02.03.05.010.0Time
Out per 0.24 liter89872672471870363754123008:19:18
In per 0.24 liter38276 11:13:15

Estimated combined 0.3+0.5um particles weight as of 10-02-2025 08:19:18 is 11 ug/m3
Estimated PM2.5 Air Quality Index is 2284 Hazardous , TSP is 36018 Urgent

120 Dome Floor Air Particles 10-02-2025 11:13:15 0.3 um=382 0.5 um=76
Outside Air Particles by APF10-02-2025_08:19:18_0.3um=1291_0.5um=1045_0.7um=1041_1.0um=1033_2.0um=1012_3.0um=916_5.0um=778_10.0um=331_sc=4893182_fl=0.9_st=23_er=0_RH=98%_T=54.5F

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 681 feet above MH & estimated cloud temp is 48 F