Mt Hamilton Weather

02-03-2026	DavisCop	Davis120	VaisaAPF	Davis40	DavisCro	Average
Temp Out	67.2		62.96	65.5	67.8	65.86 F
Dew Temp	0.7		23.54	29.5	25.1	19.71 F
Humidity	7		22	26	20	18.75 %
Wind Speed	4		2.9	4	3	3.5 mph
Wind Dir	279		315.0	231	267	Az=273
Pressure	25.98	26.01	26.03	25.96	26.25	+0.48 inHg
Precip		0	0	0		No Precip
Time PST	16:11:17	16:11:18	16:11:18	16:11:19	16:11:18	16:11:19

KAIT Rain & Dew 02-03-2026 16:11:13 No Rain rainint= 1% outdew= 1% indew= 0%
120 inch Rain & Dew 02-03-2026 16:11:18 No Rain rainint= 0% outdew= 1% indew= 0%
40 inch Rain & Dew 02-03-2026 16:11:19 No Rain rainint= 0% outdew= 0% indew= 0%
Crossley Rain & Dew 02-03-2026 16:11:18 No Rain rainint= 0% outdew= 0% indew= 0%

Particles um	0.3	0.5	0.7	1.0	2.0	3.0	5.0	10.0	Time
Out per 0.24 liter	2104	256	106	63	17	1	0	0	16:06:23
In per 0.24 liter	1829	265							15:48:55

Estimated combined 0.3+0.5um particles weight as of 02-03-2026 16:06:23 is 9 ug/m3
Estimated PM2.5 Air Quality Index is 55 Moderate , TSP is 75 Normal

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 8840 feet above MH & estimated cloud temp is -22 F