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SOUTH SANTIAM - FOSTER DAM (FOSO3)
Forecasts for Water Year 2026
Natural Forecast
ESP with 10 Days QPF     Ensemble: 2025-10-07 Issued: 2025-10-07 Hide Forecast
Forecasts Are in KAF 30 Year
Average
(1991-2020)
90 % 50 % %
Average		 10 %
APR-SEP 309 534 102 750 526
APR-JUL 285 496 100 703 495
JAN-SEP 908 1348 103 1649 1308
JAN-JUL 876 1295 101 1606 1277
OCT-SEP 1318 1792 96 2297 1876
Experimental
HEFS with 15 days EQPF    Ensemble: 2025-10-07  Issued: 2025-10-07 Hide Forecast
APR-SEP 309 534 102 750 526
APR-JUL 285 496 100 703 495
JAN-SEP 908 1350 103 1650 1308
JAN-JUL 876 1297 102 1607 1277
OCT-SEP 1319 1788 95 2337 1876
Reference
ESP with 0 Days QPF    Ensemble: 2025-10-07  Issued: 2025-10-07 Hide Forecast
APR-SEP 309 534 102 750 526
APR-JUL 285 496 100 703 495
JAN-SEP 908 1349 103 1650 1308
JAN-JUL 877 1297 102 1608 1277
OCT-SEP 1324 1769 94 2378 1876
Move the mouse over the desired "Forecast Period" to display a graph.
<table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 2, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> <table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 3, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> <table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 4, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> <table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 5, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> <table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 6, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> <table id=popup_table> <tr><td id=popup_table_td_ESPTYPE colspan=2>ESP10<br><label id=popup_table_td_date>Oct 7, 2025</label></td></tr> <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>865</td></tr> <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>750</td></tr> <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>629</td></tr> <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>534</td></tr> <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>443</td></tr> <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>309</td></tr> <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>194</td></tr> </table> Link to image of plot 
  • FOSO3N_SQIN.ESPF0.csv|2025-10-07
  • FOSO3N_SQIN.ESPF10.csv|2025-10-07
  • FOSO3N_SQIN.ESPFM.csv|2025-10-07



APR-SEP

#FFF68F
#33CCFF
#404040
#660066
#F00007
#66CCFF
ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast