Regional Hydroclimate Project:
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CPPA (Climate Prediction Program for the Americas; formerly GAPP)
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Ft. Peck
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Ft. Peck
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None
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Name:Tilden Meyers
Affiliation:
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NOAA/ATDD
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456 S. Illinois Ave.
Oak Ridge, TN 37830
Telephone: (865) 576-1245
Fax: (865) 576-1327
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48.30768 N and 105.10185 W at an unknown elevation.
Ft. Peck Regional Map (click for full resolution):
Ft. Peck Local Map (click for full resolution):
Google Earth .kmz file of CPPA Ft. Peck Reference Site station and radiosonde locations
Station Description:
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General Description:
The Fort Peck reference site is located on the Fort Peck Indian Reservation.
Station Operator:
NOAA/ATDD
Vegetation and Land Use:
The vegetation is a grassland. The leaf area index varies but is generally about 2.0.
Dominanat land cover at the measurement location: Grassland
Canopy height: 20-40 cm.
Land cover (approximate percentages of each type) within 50 m of the measurement location: Grassland
Land cover (approximate percentages of each type) within 500 m of the measurement location (1 km pixel): Grassland
Land cover (approximate percentages of each type) within 12 km of the measurement location (1/4 degree pixel): Grassland
Seasonal land cover changes: yes, max LAI range 1 - 2
Major changes in land cover at the site during CEOP data collection period: No information
Slope at the site: little slope, less than 2%.
Mean elevation and range of elevations in 1 km pixel: 800 m range 600-900 m.
Soil Type and Characterization:
Surface Soil Type: clay loam
Deeper Layers Soil Type: clay loam
Surface Soil porosity: 40%
Deeper Layers Soil Porosity: less than 40%
Soil infiltration rate: 10 mm/hour
Bulk dry density: 1.5 g/cm^3
Saturated hydraulic conductivity: .000064 cm/s
Soil Reference Group(s) (from World Reference Base for Soil Resources): CHERNOZEMS (CH)
Climate:
FORT PECK POWER PLANT, MONTANA (243176) Period of Record Monthly Climate Summary Period of Record : 12/1/1956 to 6/30/2007 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Average Max. Temperature (F) 25.1 31.8 43.4 58.3 70.1 79.6 87.4 86.6 74.1 60.9 42.7 31.1 57.6 Average Min. Temperature (F) 4.5 10.8 21.0 33.1 43.7 52.7 57.5 56.1 45.9 36.3 22.5 10.9 32.9 Average Total Precipitation (in.) 0.32 0.28 0.38 0.95 1.87 2.49 1.96 1.32 1.04 0.76 0.31 0.25 11.91 Average Total SnowFall (in.) 1.2 0.1 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.7 Average Snow Depth (in.) 1 1 0 0 0 0 0 0 0 0 0 0 0Source: Western Regional Climate Center CEOP Parameters Measured and Instrumentation:
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SURFACE METEOROLOGY AND RADIATION INSTRUMENTATION AND DESCRIPTION:
- Station pressure height unspecified; Vaisala PTB101B
- Air Temperature height unspecified; Thermometrics PRT
- Dew point height unspecified; derived
- Relative humidity height unspecified; Vaisala 50Y
- Specific humidity height unspecified; derived
- Wind speed height unspecified; RM Young 05103
- Wind direction height unspecified; RM Young 05103
- U wind component height unspecified; derived
- V wind component height unspecified; derived
- Precipitation height unspecified; Hydrol. Serv. TB3
- Snow depth Not measured.
- Incoming shortwave radiation height unspecified; Kipp&Zonen CNR1- CM3
- Outgoing shortwave radiation height unspecified; Kipp&Zonen CNR1- CM3
- Incoming longwave radiation height unspecified; Kipp&Zonen CNR1- CG3
- Outgoing longwave radiation height unspecified; Kipp&Zonen CNR1- CG3
- Net radiation height unspecified; Kipp&Zonen CNR1
- Skin temperature height unspecified; Apogee IRTS-P
- Incoming Photosynthetically Active Radiation (PAR) height and instrumentation unspecified
- Outgoing Photosynthetically Active Radiation (PAR) height and instrumentation unspecified
- Sensible Heat Flux (10 m; Sonic - RM Young 81000V (Gill R2 until 7/02)
- Latent Heat Flux (10 m; Sonic - RM Young 81000V (Gill R2 until 7/02)
- CO2 Flux (
- Soil Heat Flux (4 cm depth - Hukseflux HFP01SC; ATDD thermopiles-2
- Soil temperature (2, 4, 8, 16, 32, 64, 128 cm depths; ATDD Probe with YSI Thermistors)
- Soil moisture (10, 20, 30, 40, 60, and 100 cm depths ; Delta-T PR1/6 (Delta-T Thetaprobes until 7/02)
METEOROLOGICAL TOWER INSTRUMENTATION AND DESCRIPTION:
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No data of this type.
FLUX INSTRUMENTATION AND DESCRIPTION:
SOIL INSTRUMENTATION AND DESCRIPTION:
RADIOSONDE INSTRUMENTATION AND DESCRIPTION:
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Radiosonde data are from the US National Weather Service station near Glasgow, MT.
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Web:
Literature:
- CPPA (13 March 2007; Washington , DC, USA)
- GAPP (10 March 2004; Irvine, Calif ornia, USA)
- GAPP (31 March 2003; Berlin, Germany)
- GAPP (6 March 2002; Tokyo, Japan)
- EOP-3/4 and beyond Data Sets and Documentation
- Surface Meteorological Data: Current Status and Browse Plots
- Soil Temperature and Moisture Data: Current Status and Browse Plots
- Flux Data: Current Status and Browse Plots
- Meteorological Tower Data: Current Status and Browse Plots
- EOP-1 Converted Format Data Sets and Documentation
- EOP-1 Native Format Data Sets and Documentation