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Utah SNOTEL Site Donkey Reservoir (452) - TEMP Sensors

2025-August-20 NRCS National Water and Climate Center

Daily sensors report a summary value for the previous day.

Hourly sensors report a summary value for the previous hour.

Instantaneous sensors report a single observation on the hour.

Instantaneous sensors are included with both Daily and Hourly sensor selections.

Instantaneous sensors for a Daily sensor selections are the midnight observation.

*The use of a particular manufacturer's instrument does not consitute an endorsement of that instrument or manufacturer.

Header Code Element Func Unit Instrument Start End Comment
TOBS.I-1 Air Temperature OBS Degc Air Temp - Apogee St300 2024-02-01 present Fixed temp sensor -- unsuspected
TOBS.I-1 Air Temperature OBS Degc Air Temp - Apogee St300 2024-01-09 2024-02-01 Suspect temp data -- reading way too high.
TOBS.I-1 Air Temperature OBS Degc Air Temp - Apogee St300 2022-10-19 2024-01-09 Converted to GOES and updated to Engineer units
TOBS.I-1 Air Temperature OBS Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TOBS.I-1 Air Temperature OBS Degc Air Temp - Ysi 44211a 2012-08-28 2022-07-20 updated by prof_load
TOBS.I-1 Air Temperature OBS Degc Air Temp - Ysi 44211a 2003-07-14 2012-08-28 extended range sensor installed on new met tower
TOBS.I-2 Air Temperature OBS Degc Air Temp - Unknown Sensor 1993-10-01 2003-07-14
TOBS.I-2 Air Temperature OBS Degc Air Temp - Unknown Sensor 1985-10-01 1993-10-01 Unconfirmed from archives
TOBS.I-99 Air Temperature OBS Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TOBS.I-99 Air Temperature OBS Degc Air Temp - Ysi 44211a 2012-08-28 2022-07-20 updated by prof_load
TOBS.I-99 Air Temperature OBS Degc Air Temp - Ysi 44211a 2003-07-14 2012-08-28 extended range sensor installed on new met tower
TMAX.D-1 Air Temperature MAX Degc Air Temp - Apogee St300 2024-02-01 present Fixed temp sensor -- unsuspected
TMAX.D-1 Air Temperature MAX Degc Air Temp - Apogee St300 2024-01-09 2024-02-01 Suspect temp data -- reading way too high.
TMAX.D-1 Air Temperature MAX Degc Air Temp - Apogee St300 2022-10-19 2024-01-09 Converted to GOES and updated to Engineer units
TMAX.D-1 Air Temperature MAX Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TMAX.D-1 Air Temperature MAX Degc Air Temp - Ysi 44211a 2013-02-06 2022-07-20 updated by prof_load
TMAX.D-1 Air Temperature MAX Degc Air Temp - Ysi 44211a 2003-07-14 2013-02-06 extended range sensor installed on new met tower
TMAX.D-2 Air Temperature MAX Degc Air Temp - Unknown Sensor 1993-10-01 2003-07-14
TMAX.D-2 Air Temperature MAX Degc Air Temp - Unknown Sensor 1985-10-01 1993-10-01 Unconfirmed from archives
TMAX.D-99 Air Temperature MAX Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TMAX.D-99 Air Temperature MAX Degc Air Temp - Ysi 44211a 2013-02-06 2022-07-20 updated by prof_load
TMAX.D-99 Air Temperature MAX Degc Air Temp - Ysi 44211a 2003-07-14 2013-02-06 extended range sensor installed on new met tower
TMIN.D-1 Air Temperature MIN Degc Air Temp - Apogee St300 2024-02-01 present Fixed temp sensor -- unsuspected
TMIN.D-1 Air Temperature MIN Degc Air Temp - Apogee St300 2024-01-09 2024-02-01 Suspect temp data -- reading way too high.
TMIN.D-1 Air Temperature MIN Degc Air Temp - Apogee St300 2022-10-19 2024-01-09 Converted to GOES and updated to Engineer units
TMIN.D-1 Air Temperature MIN Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TMIN.D-1 Air Temperature MIN Degc Air Temp - Ysi 44211a 2013-02-06 2022-07-20 updated by prof_load
TMIN.D-1 Air Temperature MIN Degc Air Temp - Ysi 44211a 2003-07-14 2013-02-06 extended range sensor installed on new met tower
TMIN.D-2 Air Temperature MIN Degc Air Temp - Unknown Sensor 1993-10-01 2003-07-14
TMIN.D-2 Air Temperature MIN Degc Air Temp - Unknown Sensor 1985-10-01 1993-10-01 Unconfirmed from archives
TMIN.D-99 Air Temperature MIN Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TMIN.D-99 Air Temperature MIN Degc Air Temp - Ysi 44211a 2013-02-06 2022-07-20 updated by prof_load
TMIN.D-99 Air Temperature MIN Degc Air Temp - Ysi 44211a 2003-07-14 2013-02-06 extended range sensor installed on new met tower
TAVG.D-1 Air Temperature AVG Degc Air Temp - Apogee St300 2024-02-01 present Fixed temp sensor -- unsuspected
TAVG.D-1 Air Temperature AVG Degc Air Temp - Apogee St300 2024-01-09 2024-02-01 Suspect temp data -- reading way too high.
TAVG.D-1 Air Temperature AVG Degc Air Temp - Apogee St300 2022-10-19 2024-01-09 Converted to GOES and updated to Engineer units
TAVG.D-1 Air Temperature AVG Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TAVG.D-1 Air Temperature AVG Degc Air Temp - Ysi 44211a 2003-07-14 2022-07-20 extended range sensor installed on new met tower
TAVG.D-2 Air Temperature AVG Degc Air Temp - Unknown Sensor 1993-10-01 2003-07-14
TAVG.D-2 Air Temperature AVG Degc Air Temp - Unknown Sensor 1985-10-01 1993-10-01 Unconfirmed from archives
TAVG.D-99 Air Temperature AVG Degc Air Temp - Ysi 44211a 2022-07-20 2022-10-19 Converted to GOES and updated to Engineer units
TAVG.D-99 Air Temperature AVG Degc Air Temp - Ysi 44211a 2003-07-14 2022-07-20 extended range sensor installed on new met tower