GCOS Reference Upper-Air Network
Graciosa (GRA)
Portugal
GRUAN status
- active
- since 2016
Site Name
- GRUAN (code, name)
- GRA Graciosa
- -short
- Graciosa
- -long, international
- Eastern North Atlantic (ENA)
- -long, national
- WMO (code, name)
- 0507, GRACIOSA
Location
- Country
- Portugal
- Region
- Azores
- Latitude
- 39.09°N
- Longitude
- 28.03°W
- Altitude
- 30 m
Map
Institution / Operator
- Name
- ARM
- -long, international
- US DOE Atmospheric Radiation Measurement (ARM) Program
- -long, national
- US DOE Atmospheric Radiation Measurement (ARM) Program
- Website
- www.arm.gov
- Description
- Climate Research Facility
Site Contact
- Name
- Evan Keeler
- Affiliation
- ARM
- Address
- Argonne National Laboratory
- Building 240
- 9700 South Cass Avenue
- Argonne, IL 60439-4801
- USA
- ekeeler@anl.gov
- Phone
- +1 630 252 3246
- Fax
- Description
- GRUAN contact for all ARM sites
Site Description
- Foundation
- 2013
- General type
- rural
- Topography
- generally flat and dotted by numerous volcanic cones, with a southern portion of the island higher in altitude
- Land use (within 10 km)
- Climate
- Website
Relevant Documents
- ICM-16 (2025)
- GRUAN Site Report for Graciosa - Evan Keeler
- ICM-15 (2024)
- GRUAN Site Report for Graciosa - Evan Keeler
- ICM-14 (2022)
- GRUAN Site Report for Graciosa (ARM - ENA) - Evan Keeler
- ICM-13 (2021)
- GRUAN Station Report for Graciosa (ARM - ENA) - Evan Keeler
- ICM-12 (2020)
- GRUAN Site Report for Graciosa - Evan Keeler
- Update on ARM Sonde Activities - Evan Keeler
- ICM-11 (2019)
- GRUAN Site Report for Graciosa - Nicki Hickmon
- ICM-10 (2018)
- GRUAN Site Report for Graciosa - Douglas Sisterson
- ARM Update & Changes - Nicki Hickmon
- ICM-9 (2017)
- GRUAN Site Report for Graciosa - Douglas Sisterson
Measurement Systems
| Key | Name | Description | Instrument View | Instrument Change | ZIP |
|---|---|---|---|---|---|
| GRA-GN-01 | GNSS site ENAO | ||||
| GRA-RS-01 | Balloon-Borne Sounding System (SONDE) at Graciosa | 2023-06-19 |
Current data flow
