- CWOP Station ID CW2293

- Location: Weston, MA (S of I-90)

- Latitude: 42° 19' 40" N (deg min sec), 42.3278° (decimal), 4219.67N (LORAN)

- Longitude: 71° 18' 19" W (deg min sec), -71.3053° (decimal), 07118.32W (LORAN)

- Elevation: 59 meters (193 feet) -- validated against 60 meters (196 feet) from NED 1/3rd arc-second: Eastern United States

Weather Station Instrumentation:

- Manufacturer: Peet Bros

- Model: Ultimeter 2100

Sensors:

- Rain Gauge Model: Pro; Heated

- Rain Gauge Type: Shorting; Electrode

- Temperature: Thermistor

- Temp Shield Type: Plastic grilled box

- Temp Elevation: 25 ft Above Ground Level

- Relative Humidity: Thin Film Capacitor

- RH Elevation: 25 ft Above Ground Level

- Anemometer Data:

- Type: 3-Cup, all digital, magnetically-actuated

- Cup Size: 2.6” diameter (6.6cm), 5.3 in² (34cm²) cross-sectional area

- Vane Size: 12.9” (32.8cm) overall length, 3.5” (8.9cm) height, 13.8in²

(88.5 cm²) surface area

- Resolution: 0.1 mph

- Speed Range: 0.2 to 160.0 mph

- Threshold: 1.5 mph

- Update Interval: 0.5 seconds, typical (more often at speeds >5 mph)

- Accuracy: ± 2 mph or ± 5%, whichever is greater

- Anemometer Height: 40 ft Above Ground Level

Connectivity:

- Connection: Cable modem Internet

- System Availability: 24 hour

- Upload Interval: 1 report/5 minutes

Data Logging Software: WeatherDisplay