La Crosse Technology V21-WTH

The La Crosse Technology V21-WTH Wireless Wi-Fi Color Weather Station with wind speed provides real-time weather data straight from your backyard. The weather station can function as a stand alone station or with the La Crosse View™ App you may remotely access the weather station's data from a mobile device. The App enables you to receive alerts and push notifications when user-defined values go above or fall below the desired range.

The La Crosse Technology V21-WTH monitors the indoor and outdoor temperature/humidity, dew point and wind speed. Additionally, when connected to your Wi-Fi; the station will receive National Weather Service (NWS)* forecasts, daily chance of precipitation, daily forecasted highs/lows and prevailing wind direction for the day.

The La Crosse Technology V21-WTH features a manual set clock or when connected to Wi-Fi, the weather station will sync with the National Institues of Standards and Time (NIST)* twice per day.

• Time (set manually or by NIST with Wi-Fi connection)
• Manual set date (month, day, year and day of week)
• Indoor/outdoor temperature with daily HI/LO (ºF or ºC)
• Indoor/outdoor humidity with daily HI/LO (%RH)
• HI/LO records with time stamp
• "Feels Like" temperature with daily HI/LO (ºF or ºC)
• Outdoor dew point (ºF or ºC)
• Wind speed with history (hour, 24 hours, 7 days, current month and year)
• Forecast icon (sunny, partly sunny, clouds, rain, t-storm and snow)
• Seasonal changes in foliage
• Programmable alerts for temperature and humidity
• Indoor/outdoor temperature & humidity trend arrows (rising or falling)
• NWS chance of precipitation*
• NWS forecasted HI/LO for the day*
• NWS additional forecast icons (windy, light rain, severe t-storm, light Snow, wintry mix, blizzard, fog and ice)*
• NWS wind direction*
• View Data Stream (VDS) technology (NWS weather information and personal messages)*
• Low battery icon
• Signal strength icon for sensor transmission
• Wi-Fi connection icon
• 12 or 24 hour time mode
• Illuminated color display with five different backlight settings (0% | 3% | 20% | 50% | 100%). When display is powered with the included AC adapter, the backlight can be configured to remain on continuously. When powered by batteries, the backlight will remain on momentarily for 10 seconds at 100% when the LIGHT button is pressed
• Tabletop or wall-mountable design
• Limited one (1) year warranty

* NWS Data based on the Zip Code location, NIST Data based on the Time Zone entered. Wi-Fi required.

• Remotely view sensor data on your mobile device anytime/anywhere
• View and track history with detailed graphs
• Share weather data with family and friends
• Receive mobile alerts and push notifications

• Indoor temp range: 32.0 to 122.0°F (0 to 50°C)
• Outdoor temp range: -40.0 to 140.0°F (-40.0 to 60.0°C)
• Humidity range: 10%-99% (RH)
• Wind speed range: 0-111 mph (0-178 kmh)
• Power requirements (console): AC Adapter with 3 AA alkaline batteries for backup
• Power requirements (thermo-hygro sensor): 2 AA alkaline batteries**
• Power requirements (wind speed sensor): 2 C alkaline batteries**
• Battery life (console): up to 5 years with AC adapter in use
• Battery life (thermo-hygro sensor): over 2 years with reputable batteries
• Battery life (wind speed sensor): over 1 year with reputable batteries
• Transmission Frequency: 915 MHz
• Transmission Range: Up to 400 feet open air
• WiFi Range: 80 feet (24 meters) RF 2.4 GHz (802.11 b/g/n)

** Lithium batteries recommended for temperatures below -4°F/-20ºC

• Mobile device with 2.4GHz (802.11 b/g/n) Wi-Fi band
• High speed Internet service and router with wireless WiFi
• Included AC adapter for weather station is required for Wi-Fi connection
• IOS requirements: iOS 9.0 (or higher) with cellular or Wi-Fi service
• Android requirements: OS 5.0 (or higher) with cellular or Wi-Fi service

La Crosse View™ App Downloads:

• Console: 8.98" x 1.0" x 5.43" (228mm x 25mm x 138mm)
• Thermo-Hygro Sensor: 1.97" x 0.75" x 5.73" (50mm x 19mm x 146mm)
• Wind Speed Sensor: 7.10" x 7.10" x 18.57" (180mm x 180mm x 472mm)

• V21-WTH Product Manual
• V21-WTH Product FAQ