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COLUMBIA - ARROW LAKES (HUGH KEENLEYSIDE DAM) (ARDQ2)
Forecasts for Water Year
2026
Natural Forecast
ESP with 10 Days QPF     Ensemble: 2025-10-12 Issued: 2025-10-12 Hide Forecast
Forecasts Are in KAF 30 Year
Average

(1991-2020)
90 % 50 % %
Average
10 %
APR-SEP 18157 22756 95 28074 23959
APR-JUL 14231 17593 95 21488 18539
JAN-SEP 19799 24726 96 29800 25830
JAN-JUL 15780 19537 96 23244 20410
OCT-SEP 22192 27417 94 32519 29024
Experimental
HEFS with 15 days EQPF    Ensemble: 2025-10-12  Issued: 2025-10-12 Hide Forecast
APR-SEP 18921 23328 97 28403 23959
APR-JUL 14623 18094 98 21572 18539
JAN-SEP 20699 25247 98 30146 25830
JAN-JUL 16387 20347 100 23447 20410
OCT-SEP 23482 28135 97 32791 29024
Reference
ESP with 0 Days QPF    Ensemble: 2025-10-12  Issued: 2025-10-12 Hide Forecast
APR-SEP 19004 23698 99 28346 23959
APR-JUL 14787 18365 99 21725 18539
JAN-SEP 20772 25745 100 30146 25830
JAN-JUL 16407 20471 100 23574 20410
OCT-SEP 23565 28925 100 32764 29024
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>29796</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28036</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25330</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23505</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21805</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18766</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>15989</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>29965</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28252</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25588</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23686</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21999</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>19024</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16245</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>29781</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28122</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25472</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23423</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21918</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18944</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16146</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>29933</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28249</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25497</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23258</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21958</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>19082</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16277</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>30044</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28518</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25682</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23324</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>22223</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>19330</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16522</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>30065</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28539</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25677</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>23260</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>22146</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>19026</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16546</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>29764</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28334</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25475</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22897</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>22018</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18527</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16442</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>29787</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28287</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25456</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22875</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21809</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18406</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16467</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>29697</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28113</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25393</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22750</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21610</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18289</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16401</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>29871</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28300</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25541</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22795</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21751</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18278</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16406</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>29859</td></tr>
                     <tr><td id=popup_table_td_data_10>10%:</td><td id=popup_table_td_data>28074</td></tr>
                     <tr><td id=popup_table_td_data_25>25%:</td><td id=popup_table_td_data>25505</td></tr>
                     <tr><td id=popup_table_td_data_50>50%:</td><td id=popup_table_td_data_50>22756</td></tr>
                     <tr><td id=popup_table_td_data_75>75%:</td><td id=popup_table_td_data>21560</td></tr>
                     <tr><td id=popup_table_td_data_90>90%:</td><td id=popup_table_td_data>18157</td></tr>
                     <tr><td id=popup_table_td_data_min>MIN:</td><td id=popup_table_td_data>16379</td></tr>
                   </table> Link to image of plot
  • ARDQ2IN_SQIN.ESPF0.csv|2025-10-12
  • ARDQ2IN_SQIN.ESPF10.csv|2025-10-12
  • ARDQ2IN_SQIN.ESPFM.csv|2025-10-12



APR-SEP

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