Archive SPEI4 - WWDT

Select Year: Select Month:

Choose Year/Month, press Submit, and then choose product below

Climate Product Options

Expand All | Contract All

Variable
- Drought Index
  - Palmer Index
  - SPI ?
    - 1 Month
    - 2 Months
    - 3 Months
    - 4 Months
    - 5 Months
    - 6 Months
    - 7 Months
    - 8 Months
    - 9 Months
    - 10 Months
    - 11 Months
    - 12 Months
    - 15 Months
    - 18 Months
    - 24 Months
    - 30 Months
    - 36 Months
    - 48 Months
    - 60 Months
    - 72 Months
  - SPEI ?
    - 1 Month
    - 2 Months
    - 3 Months
    - 4 Months
    - 5 Months
    - 6 Months
    - 7 Months
    - 8 Months
    - 9 Months
    - 10 Months
    - 11 Months
    - 12 Months
    - 15 Months
    - 18 Months
    - 24 Months
    - 30 Months
    - 36 Months
    - 48 Months
    - 60 Months
    - 72 Months
- Climate
  - Temperature
    - Anomaly ?
    - Percentile ?
  - Precipitation
    - Anomaly ?
    - Percentile ?
Region
- Western US
- Southwest US
- Northwest US
- Arizona
- California
- Colorado
- Idaho
- Montana
- Nevada
- New Mexico
- Oregon
- Utah
- Washington
- Wyoming
- United States

Archived Image:
PRISM > 01/2021 > SPEI 4 Month > Western US

Download PRISM SPEI 4 Month NETCDF Data for United States

Download PRISM SPEI 4 Month GeoTIFF Data for United States