Legacy "ISU AgClimate" 1986-~2013
"ISU Soil Moisture Network" ~2013-present

Hourly Data Request Form:

Information: This interface accesses the archive of daily and hourly weather data collected from the Iowa Agclimate Automated Weather stations. Please select the appropiate stations and weather variables desired below.

Data Interval: Currently you are selected to download hourly data. You may wish to change this to daily data.

Select Time Resolution:

Select station(s):

View station metadata

Adel (Dallas County, REFI4)
Ames - AEA ISU-RDF (Boone County, BOOI4)
Ames - Horticulture ISU-RDF (Story County, AEEI4)
Ames - Horticulture (Vineyard) (Story County, AHTI4)
Bankston - Park Farm Winery (Vineyard) (Dubuque County, BNKI4)
Castana - Western ISU-RDF (Monona County, CNAI4)
CEA Site near Ocheyedan (Osceola County, SBEI4)
Cedar Rapids (Linn County, CIRI4)
Chariton - McNay ISU-RDF (Lucas County, CHAI4)
Crawfordsville - Southeast ISU-RDF (Louisa County, CRFI4)
Doon (Lyon County, DONI4)
Fruitland - Muscatine Island ISU-RDF (Muscatine County, FRUI4)
Glenwood - Blackwing Vineyard (Mills County, GVNI4)
Greenfield - Neely Kinyon ISU-RDF (Adair County, GREI4)
Inwood - Calico Skies Winery (Lyon County, CSII4)
Kanawha (Hancock County, KNAI4)
Lewis - Armstrong ISU-RDF (Pottawattamie County, OKLI4)
Marcus (Cherokee County, MCSI4)
Masonville - Timeless Prairie Orchard (Buchanan County, TPOI4)
Nashua - Northeast ISU-RDF (Floyd County, NASI4)
Newell - Allee ISU-RDF (Buena Vista County, NWLI4)
Oskaloosa Tassel Ridge (Vineyard) (Mahaska County, OSTI4)
Sutherland - Northwest ISU-RDF (Obrien County, CAMI4)
Wellman (Washington County, WMNI4)
West Point (Lee County, WTPI4)

Select the time interval:

Year:Month:Day:
Starting On:
Ending On:

Options:

Select from available variables
Air Temperature [F]
Relative Humidity [%]
Solar Radiation [W/m^2]
Precipitation [inch]
Average Wind Speed [mph]
Wind Direction [deg]
Reference Evapotranspiration (alfalfa) [inch]
4 inch Soil Temperature [F]
12 inch Soil Temperature [F]
24 inch Soil Temperature [F]
50 inch Soil Temperature [F]
12 inch Soil Moisture [%]
24 inch Soil Moisture [%]
50 inch Soil Moisture [%]
Atmospheric Pressure [mb] (only Ames ISU Hort Farm at 15 minute interval)

Vineyard Station-only Variables
Sorry for the cryptic labels, this is a current work in progress.
lwmv_1
lwmv_2
lwmdry_1_tot
lwmcon_1_tot
lwmwet_1_tot
lwmdry_2_tot
lwmcon_2_tot
lwmwet_2_tot
bpres_avg

Download directly to disk

How should the data be formatted?:  

Submit your request:

Description of variables in download

station
National Weather Service Location Identifier for the site. This is a five character identifier.
valid
Timestamp of the observation either in CST or CDT
tmpf
Air Temperature [F]
relh
Relative Humidity [%]
solar
Solar Radiation [W/m^2]
precip
One Hour Precipitation [inch]
speed
Wind Speed [mph], 10 minute average, 10 ft above ground
drct
Wind Direction [degrees North], 10 minute average, 10 ft above ground
et
Potential Evapotranspiration (Alfalfa) [inch]
soil04t
4 inch Depth Soil Temperature [F]
soil12t
12 inch Depth Soil Temperature [F]
soil24t
24 inch Depth Soil Temperature [F]
soil50t
50 inch Depth Soil Temperature [F]
soil12vwc
12 inch Depth Soil Volumetric Water Content [%]
soil24vwc
24 inch Depth Soil Volumetric Water Content [%]
soil50vwc
50 inch Depth Soil Volumetric Water Content [%]