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SNAKE - LOWER GRANITE DAM (LGDW1)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF     Ensemble: 2025-10-17 Issued: 2025-10-17 Hide Forecast
Forecasts Are in KAF 30 Year
Average

(1991-2020)
90 % 50 % %
Average
10 %
APR-SEP 14869 22581 94 33565 23929
APR-JUL 12875 20144 93 30806 21589
APR-AUG 13856 21407 94 32290 22827
JAN-SEP 21153 30596 97 44167 31446
JAN-JUL 19114 28141 97 41136 29106
OCT-SEP 25832 35580 99 48718 35973
Experimental
HEFS with 15 days EQPF    Ensemble: 2025-10-17  Issued: 2025-10-17 Hide Forecast
APR-SEP 13967 21875 91 32370 23929
APR-JUL 12028 19496 90 29640 21589
APR-AUG 12995 20707 91 31112 22827
JAN-SEP 20648 28706 91 43156 31446
JAN-JUL 18612 26365 91 40189 29106
OCT-SEP 25049 32981 92 47836 35973
Reference
ESP with 0 Days QPF    Ensemble: 2025-10-17  Issued: 2025-10-17 Hide Forecast
APR-SEP 13796 21688 91 31969 23929
APR-JUL 11793 19314 89 29252 21589
APR-AUG 12801 20522 90 30717 22827
JAN-SEP 20027 28306 90 41971 31446
JAN-JUL 18008 26024 89 39034 29106
OCT-SEP 24259 32350 90 46196 35973
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>40611</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>30816</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25785</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21483</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18447</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13650</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12270</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>42177</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>31350</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25889</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21078</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>17868</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13669</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12550</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>43315</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32348</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26669</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21786</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18609</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14151</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13113</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>43175</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32350</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26830</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21664</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18730</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14134</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13044</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>42862</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>31952</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26408</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21712</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18454</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13895</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12904</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>43067</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32322</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26459</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21632</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18492</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14128</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13094</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 8, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>42530</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>31717</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26158</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21470</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18328</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13858</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12922</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 9, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>41905</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>31825</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26170</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21412</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18015</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13650</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12706</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 10, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>41678</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>31691</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26040</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21376</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>17964</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13712</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12714</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 11, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>42251</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32525</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26737</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21563</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18314</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14068</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12827</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 12, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>42526</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32936</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>27176</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22111</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18602</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14342</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13037</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 13, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>41660</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32446</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26733</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21398</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18228</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14006</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12606</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 14, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>41472</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32554</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26856</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21513</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18300</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13880</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12742</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 15, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>40920</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32537</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>26839</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21534</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18212</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>13899</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>12711</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 16, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>41143</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>32510</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>27246</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>21878</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18435</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14191</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13031</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 17, 2025</label></td></tr>
                     <tr><td id=popup_table_td_data_max>MAX:</td><td id=popup_table_td_data>42031</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>33565</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>28090</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22581</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>18958</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>14869</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>13615</td></tr>
                   </table> Link to image of plot
  • LGDW1N_SQIN.ESPF0.csv|2025-10-17
  • LGDW1N_SQIN.ESPF10.csv|2025-10-17
  • LGDW1N_SQIN.ESPFM.csv|2025-10-17



APR-SEP

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