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Long Range Daily Ensemble CSV File Download Forecast Groups |
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| Forecast Group | Filename | Date/Time Last Modified | Size | |
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| Klamath |  | 2026041812_klamath_hefs_csv_daily.zip | 18-Apr-2026 09:12 AM PDT | 1183K |
| North Coast | | 2026041812_NorthCoast_hefs_csv_daily.zip | 18-Apr-2026 09:12 AM PDT | 1161K |
| Russian/Napa | | 2026041812_RussianNapa_hefs_csv_daily.zip | 18-Apr-2026 09:20 AM PDT | 1534K |
| Upper Sacramento | | 2026041812_UpperSacramento_hefs_csv_daily.zip | 18-Apr-2026 08:58 AM PDT | 1440K |
| Feather/Yuba | | 2026041812_FeatherYuba_hefs_csv_daily.zip | 18-Apr-2026 09:03 AM PDT | 2185K |
| Cache/Putah | | 2026041812_cacheputah_hefs_csv_daily.zip | 18-Apr-2026 09:15 AM PDT | 217K |
| American | | 2026041812_american_hefs_csv_daily.zip | 18-Apr-2026 09:02 AM PDT | 1791K |
| Salinas/Pajaro | | 2026041812_SalinasPajaro_hefs_csv_daily.zip | 18-Apr-2026 09:29 AM PDT | 559K |
| South Bay | | 2026041812_SouthBay_hefs_csv_daily.zip | 18-Apr-2026 09:27 AM PDT | 416K |
| Southern California | | 2026041812_SouthernCalifornia_hefs_csv_daily.zip | 18-Apr-2026 09:30 AM PDT | 893K |
| San Diego/Inland | | 2026041812_SanDiego_Inland_hefs_csv_daily.zip | 18-Apr-2026 09:33 AM PDT | 579K |
| Tulare | | 2026041812_Tulare_hefs_csv_daily.zip | 18-Apr-2026 09:10 AM PDT | 821K |
| San Joaquin | | 2026041812_SanJoaquin_hefs_csv_daily.zip | 18-Apr-2026 09:11 AM PDT | 1303K |
| North San Joaquin | | 2026041812_n_sanjoaquin_hefs_csv_daily.zip | 18-Apr-2026 09:07 AM PDT | 524K |
| East Sierra | | 2026041812_EastSierra_hefs_csv_daily.zip | 18-Apr-2026 09:34 AM PDT | 2007K |
| Humboldt | | 2026041812_Humboldt_hefs_csv_daily.zip | 18-Apr-2026 09:34 AM PDT | 722K |
| Water Supply Indices | | 2026041812_WSI_hefs_csv_daily.zip | 18-Apr-2026 09:41 AM PDT | 216K |
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Note 1: Data represented in the files are in kcfs (thousands of cubic feet per second). |
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Note 2: Each location includes 44 ensemble members with the first column starting with year 1980 and the last column ending with year 2023. Each historical year is more meaningful beyond the first couple weeks when climatology drives the spread in the ensemble. | ||||
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Note 3: On October 20, 2022 the Central Coast forecast group was split into two forecast groups (Salinas/Pajaro and South Bay) and the Southern California forecast group was split into two forecast groups (Southern California and San Diego/Inland). |
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Individual Points Enter desired location(s) below (some older browsers may allow only one file download at a time): |
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Forecast Groups Archive | ||||
| Forecast Group | Start Date | End Date | ||
|---|---|---|---|---|
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