About PaloAltoWeather.com Weather • Air Quality • Seismic Activity PaloAltoWeather.com 1 NWS Alert

Present Day Installation

PaloAltoWeather.com Rooftop
Photo: November 29, 2022

RainWise Weather
Station Installed
January 26, 2019
September 18, 2022 (Retired)

RainWise Mark III-LR

Reporting to the
National Weather Service
Begins—Station F4751
(APRSWXNET/CWOP)
March 13, 2019

Click to see this station on NWS.

PaloAltoWeather.com
Goes Live
April 21, 2019

Original PaloAltoWeather.com (re-creation)

WeatherBoard™
Introduced
July 2019

Click to check out WeatherBoard!

Seismograph
Goes Live
Early August 2019

Raspberry Shake 4D

Infrasound Monitor
Goes Live
Mid August 2019

Raspberry Boom
RE991, AM Network, Raspberry Shake, S.A.

Seismograph
Upgraded
Mid October 2019

Raspberry Shake 3D
R24AE, AM Network, Raspberry Shake, S.A.

Air Quality Reporting
Goes Live
Late December 2019

PurpleAir PA-II-SD

Second Weather Station
Installed
September 1, 2020 (For Testing)
September 5, 2020 (Designated Primary)
September 18, 2022 (Designated Secondary)

Wireless Vantage Pro2™ Plus
Additional Capabilities
24-Hr Fan Aspirated Radiation Shield
Ultrasonic Anemometer
On Board UV Sensor
On Board Radiation Sensor

Davis Air Quality Sensor
Installed
September 18, 2020 (currently evaluating)

Davis AirLink

RainWise Rain
Gauge Installed
October 1, 2020
November 23, 2020 (Retired)

RainWise Rain Gauge
8" diameter collector meets NWS specifications for statistical accuracy.
This rain gauge, in turn, has subsequently been upgraded (see below).

RainWise Industrial
Rain Gauge Installed
November 23, 2020
Retired (November 24, 2022)

RainWise Industrial Rain Gauge
8.5" diameter collector.
Meets NWS specification for
statistical accuracy.

Second Davis Vantage Pro2 Plus
Weather Station Installed
September 17, 2022
September 18, 2022 (Designated Primary)

HyQuest Solutions TB3
Rain Gauge Installed
September 17, 2022

HyQuest Solutions TB3 Rain Gauge

The world standard in
tipping rain gauges.

Due to the integrated siphon,
the gauge delivers high levels
of accuracy across a broad
range of rainfall intensities.

The TB3 is used to verify the
total rainfall of the TB7
(see below).

HyQuest Solutions TB7
Rain Gauge Installed
November 24, 2022

HyQuest Solutions TB7 Rain Gauge

HyQuest Solutions’ TB7 is a high-
quality tipping bucket rain gauge
for measuring rainfall.

PurpleAir Flex Air
Quality Sensor Installed
February 15, 2023 (For Testing)
February 16, 2023 (Designated Primary)

PurpleAir Flex

Features user-replaceable
PMS6003 laser counters.

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