Water Supply Forecast Listing

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Summary for Water Year (2025)

Ensemble Date: 2025-07-07 Issued Date: 2025-07-07

#	ID	Servicing WFO	Forecast Period	Name	90% Exceedence KAF	50% Exceedence KAF	% Normal	10% Exceedence KAF	30 Year Normal
1	WTLO3	PQR	APR-SEP	SOUTH SANTIAM - AT WATERLOO	305	308	52	323	590
2	WSRI1	BOI	APR-SEP	WEISER - NEAR WEISER	384	384	99	386	389
3	WODI1	PIH	APR-SEP	LITTLE WOOD - NEAR CAREY	34.69	35.19	46	36.19	76.59
4	WHBI1	MSO	APR-SEP	SALMON - AT WHITEBIRD	5239	5248	85	5267	6158
5	WGCM8	MSO	APR-SEP	MF FLATHEAD - NEAR WEST GLACIER	1279	1279	75	1292	1697
6	WEII1	BOI	APR-SEP	SNAKE - AT WEISER	5084	5140	86	5290	5956
7	WDHN2	LKN	APR-SEP	OWYHEE - WILDHORSE DAM	11.15	11.4	72	11.7	15.92
8	VIDO3	PQR	APR-SEP	MCKENZIE - NEAR VIDA	987	994	83	1006	1195
9	UNYO3	PDT	APR-SEP	BURNT - Unity Dam & Burnt RVR NR Hereford	38.1	38.45	124	39.15	31.00
10	TRYO3	PDT	APR-SEP	GRANDE RONDE - TROY	983	986	74	992	1331
11	TOPI1	PIH	APR-SEP	PORTNEUF - AT TOPAZ	59.63	60.56	84	62.33	72.20
12	TONW1	OTX	APR-SEP	OKANOGAN - NEAR TONASKET	862	872	51	898	1720
13	TEAI1	PIH	APR-SEP	TETON - NEAR ST. ANTHONY	364	369	82	379	447
14	TDAO3	PDT	APR-SEP	COLUMBIA - THE DALLES DAM	71108	71685	76	72948	94166
15	SWAI1	BOI	APR-SEP	SNAKE - BELOW SWAN FALLS	2429	2482	76	2591	3258
16	STHW1	OTX	APR-SEP	STEHEKIN - AT STEHEKIN	561	564	69	569	814
17	SRGM8	MSO	APR-SEP	CLARK FORK - AT ST REGIS	2239	2256	60	2277	3771
18	SPOW1	OTX	APR-SEP	SPOKANE - AT SPOKANE	1615	1617	62	1621	2587
19	SPDI1	OTX	APR-SEP	CLEARWATER - AT SPALDING	5564	5577	75	5607	7481
20	SMNI1	MSO	APR-SEP	SALMON - AT SALMON	735	742	80	755	929
21	SMKQ2	CAN	APR-SEP	SIMILKAMEEN - NEAR HEDLEY	461	470	47	479	1004
22	SLMO3	PQR	APR-SEP	WILLAMETTE - AT SALEM	3218	3254	68	3385	4754
23	SLCQ2	CAN	APR-SEP	SLOCAN - NEAR CRESCENT VALLEY	1450	1461	76	1602	1933
24	SKHI1	BOI	APR-SEP	SNAKE - AT KING HILL	2575	2635	77	2756	3412
25	SHYI1	PIH	APR-SEP	SNAKE - NEAR SHELLEY	3620	3652	74	3714	4905
26	SFLN2	PIH	APR-SEP	SALMON FALLS CREEK - NR SAN JACINTO	37.02	37.47	55	38.3	67.85
27	SERO3	PDT	APR-SEP	JOHN DAY - AT SERVICE CK	764	767	96	771	798
28	SALW4	RIW	APR-SEP	SALT - ABV PALISADES RES NR ETNA	304	309	84	319	368
29	RYGO3	MFR	APR-SEP	ROGUE - AT RAYGOLD	831	835	101	845	831
30	RISW1	OTX	APR-SEP	COLUMBIA - BLO ROCK ISLAND DAM	50444	50952	75	51903	67524
31	RIRI1	PIH	APR-SEP	WILLOW CREEK - NEAR RIRIE	34.31	34.66	57	35.21	60.33
32	RIMW1	PDT	APR-SEP	TIETON - AT TIETON DAM	182	186	83	190	225
33	REXI1	PIH	APR-SEP	HENRYS FORK - AT REXBURG	1070	1084	63	1107	1710
34	REVQ2	CAN	APR-SEP	COLUMBIA - REVELSTOKE DAM	13915	14264	83	14933	17242
35	QBYQ2	CAN	APR-SEP	KOOTENAI - KOOTENAY L AT QUEENS BAY	11228	11297	71	11529	15842
36	PRTI1	OTX	APR-SEP	PRIEST - NEAR PRIEST RIVER	677	684	81	697	843
37	PRDW1	OTX	APR-SEP	COLUMBIA - BLO PRIEST RAPIDS DAM	50856	51364	75	52312	68162
38	PLNM8	MSO	APR-SEP	CLARK FORK - NEAR PLAINS	7163	7191	68	7271	10574
39	PESW1	OTX	APR-SEP	WENATCHEE - AT PESHASTIN	1130	1130	76	1134	1496
40	PDTO3	PDT	APR-SEP	UMATILLA - AT PENDLETON	87.59	87.78	56	88.17	158
41	PATW1	OTX	APR-SEP	METHOW - NEAR PATEROS	700	701	73	703	965
42	PARW1	PDT	APR-SEP	YAKIMA - NEAR PARKER	1540	1543	81	1549	1899
43	PARI1	BOI	APR-SEP	BOISE - NEAR PARMA	398	404	69	408	584
44	PALI1	PIH	APR-SEP	SNAKE - NEAR IRWIN	2960	2975	83	3008	3577
45	OWYO3	BOI	APR-SEP	OWYHEE - OWYHEE DAM	231	233	69	237	336
46	ORFI1	MSO	APR-SEP	CLEARWATER - AT OROFINO	3583	3593	78	3613	4632
47	NITW1	OTX	APR-SEP	SIMILKAMEEN - NEAR NIGHTHAWK	635	642	47	652	1366
48	NACW1	PDT	APR-SEP	NACHES - NEAR NACHES	613	618	77	625	807
49	MYDW1	PQR	APR-SEP	COWLITZ - MAYFIELD RESERVOIR	1293	1303	70	1321	1864
50	MONO3	PDT	APR-SEP	NF JOHN DAY - AT MONUMENT	505	506	90	508	564
51	MODO3	PDT	APR-SEP	DESCHUTES - AT MOODY NR BIGGS	1801	1801	95	1802	1902
52	MEWW1	PQR	APR-SEP	LEWIS - MERWIN DAM	739	748	69	780	1082
53	MEHO3	PQR	APR-SEP	NORTH SANTIAM - AT MEHAMA	519	526	62	545	855
54	MCDW1	PDT	APR-SEP	COLUMBIA - MCNARY DAM	68605	69180	75	70446	92790
55	MCDQ2	CAN	APR-SEP	COLUMBIA - MICA DAM	9623	9992	81	10346	12296
56	MAGI1	PIH	APR-SEP	BIG WOOD - MAGIC DAM	119	120	50	123	240
57	MADO3	BOI	APR-SEP	MALHEUR - NEAR DREWSEY	115	115	178	116	64.84
58	MACI1	PIH	APR-SEP	BIG LOST - MACKAY RESERVOIR NEAR MACKAY	84.66	85.35	63	86.64	136
59	LYDM8	MSO	APR-SEP	KOOTENAI - LIBBY DAM	4262	4324	67	4443	6429
60	LUCI1	BOI	APR-SEP	BOISE - LUCKY PEAK DAM	1208	1212	91	1220	1329
61	LSTO3	PDT	APR-SEP	LOSTINE - NR LOSTINE	85.69	86.21	74	90.78	116
62	LLKW1	OTX	APR-SEP	SPOKANE - AT LONGLAKE	1819	1821	63	1825	2901
63	LGNO3	PDT	APR-SEP	GRANDE RONDE - NEAR PERRY	82.78	83.24	47	84.55	176
64	LGDW1	OTX	APR-SEP	SNAKE - LOWER GRANITE DAM	17981	18068	81	18255	22232
65	LEOI1	OTX	APR-SEP	KOOTENAI - AT LEONIA	5244	5312	68	5430	7803
66	LAUW1	OTX	APR-SEP	KETTLE - AT LAURIER	1669	1682	86	1727	1954
67	KIOW1	PDT	APR-SEP	YAKIMA - AT KIONA	694	696	61	700	1149
68	KERM8	MSO	APR-SEP	FLATHEAD - SELI’Š KSANKA QLISPE’ DAM	4619	4628	70	4680	6577
69	KEEW1	PDT	APR-SEP	YAKIMA - NEAR MARTIN	90.56	91.34	71	95.23	129
70	KACW1	PDT	APR-SEP	KACHESS - NEAR EASTON	73.8	73.95	65	75.85	114
71	JLKW4	RIW	APR-SEP	SNAKE - JACKSON LAKE AT DAM	599	601	71	605	849
72	JDAO3	PDT	APR-SEP	COLUMBIA - JOHN DAY DAM	70519	71097	77	72360	92354
73	IMNO3	PDT	APR-SEP	IMNAHA - AT IMNAHA	249	249	90	249	277
74	HWRI1	PIH	APR-SEP	BIG LOST - AT HOWELL RANCH NEAR CHILLY	117	117	68	118	172
75	HRSI1	BOI	APR-SEP	PAYETTE - NEAR HORSESHOE BEND	1643	1651	103	1671	1597
76	HOTI1	BOI	APR-SEP	BRUNEAU - NEAR HOT SPRINGS	115	115	63	117	183
77	HLKW1	PDT	APR-SEP	YAKIMA - NEAR HORLICK	682	683	71	691	962
78	HHWM8	MSO	APR-SEP	SF FLATHEAD - HUNGRY HORSE DAM	1476	1479	71	1498	2088
79	HEII1	PIH	APR-SEP	SNAKE - NEAR HEISE	2978	2994	78	3027	3849
80	HCDI1	PDT	APR-SEP	SNAKE - AT HELLS CANYON DAM	5808	5863	87	6014	6725
81	HALI1	PIH	APR-SEP	BIG WOOD - AT HAILEY	175	176	69	178	257
82	GREW4	RIW	APR-SEP	GREYS - AB RES NR ALPINE	324	325	88	327	371
83	GIBO3	PDT	APR-SEP	UMATILLA - NEAR GIBBON	55.88	55.94	68	56.08	82.43
84	GCDW1	OTX	APR-SEP	COLUMBIA - GRAND COULEE DAM	46570	47049	77	48004	61483
85	FCFM8	MSO	APR-SEP	NF FLATHEAD - NEAR COLUMBIA FALLS	1248	1248	71	1258	1750
86	ESTO3	PQR	APR-SEP	CLACKAMAS - AT ESTACADA	502	508	69	517	733
87	ENVI1	OTX	APR-SEP	NF COEUR D ALENE - AT ENAVILLE	479	479	64	480	743
88	EMMI1	BOI	APR-SEP	PAYETTE - NEAR EMMETT	1337	1341	101	1348	1325
89	EGCO3	BOI	APR-SEP	EAGLE CREEK - ABOVE SKULL CK	194	194	111	194	174
90	EASI1	OTX	APR-SEP	MOYIE - AT EASTPORT	254	255	65	256	395
91	DWRI1	MSO	APR-SEP	NF CLEARWATER - DWORSHAK DAM	1875	1880	72	1894	2620
92	DRSW1	SEW	APR-SEP	DUNGENESS - NEAR SEQUIM	117	118	82	122	145
93	DRBI1	BOI	APR-SEP	DEADWOOD - BELOW DEADWOOD RES	131	132	98	133	135
94	DONO3	BOI	APR-SEP	DONNER UND BLITZEN - NR FRENCHGLEN	80.72	80.78	129	81.68	62.51
95	DCDQ2	CAN	APR-SEP	DUNCAN - DUNCAN DAM	1795	1874	84	1927	2224
96	DARM8	MSO	APR-SEP	BITTERROOT - NEAR DARBY	348	352	68	358	519
97	CSCI1	BOI	APR-SEP	NF PAYETTE - CASCADE DAM	485	490	101	502	487
98	CONW1	SEW	APR-SEP	SKAGIT - NEAR CONCRETE	4247	4327	73	4532	5955
99	COEI1	OTX	APR-SEP	COEUR D ALENE - COEUR D ALENE LAKE	1537	1538	61	1542	2504
100	CLEW1	PDT	APR-SEP	CLE ELUM - NEAR ROSLYN	275	275	66	281	419
101	CLDI1	OTX	APR-SEP	ST JOE - AT CALDER	764	766	67	768	1138
102	CIBW1	OTX	APR-SEP	COLUMBIA - AT INTL BOUNDARY	42914	43354	76	44309	56951
103	CHEI1	PIH	APR-SEP	FALL RIVER - NEAR CHESTER	251	254	67	261	377
104	CHDW1	OTX	APR-SEP	CHELAN - LAKE CHELAN DAM	757	760	67	766	1139
105	CFMM8	MSO	APR-SEP	FLATHEAD - AT COLUMBIA FALLS	3991	3994	71	4031	5634
106	CASW1	PQR	APR-SEP	COWLITZ - AT CASTLE ROCK	1654	1664	66	1694	2504
107	CABI1	OTX	APR-SEP	CLARK FORK - CABINET GORGE DAM	7529	7560	65	7648	11639
108	BUSO3	BOI	APR-SEP	SILVIES - NEAR BURNS	155	156	218	156	71.47
109	BUMW1	PDT	APR-SEP	BUMPING - BELOW BUMPING DAM	92.6	92.8	74	93.3	125
110	BRNI1	BOI	APR-SEP	SNAKE - BROWNLEE DAM	5588	5643	88	5794	6398
111	BONO3	PQR	APR-SEP	COLUMBIA - BONNEVILLE DAM	71527	72105	76	73362	95202
112	BONM8	MSO	APR-SEP	BLACKFOOT - NEAR BONNER	443	445	50	448	891
113	BITM8	MSO	APR-SEP	BITTERROOT - NEAR MISSOULA	880	884	69	892	1289
114	BIRQ2	CAN	APR-SEP	COLUMBIA - AT BIRCHBANK	32708	33149	78	34144	42578
115	BFEI1	OTX	APR-SEP	KOOTENAI - AT BONNERS FERRY	5683	5753	68	5871	8463
116	BEUO3	BOI	APR-SEP	NF MALHEUR - AT BEULAH	74.78	74.98	126	75.13	59.29
117	BELM8	MSO	APR-SEP	CLARK FORK - BELOW MISSOULA	1669	1685	58	1705	2893
118	ARDQ2	OTX	APR-SEP	COLUMBIA - ARROW LAKES (HUGH KEENLEYSIDE DAM)	19684	20052	83	21008	24059
119	ARAI1	BOI	APR-SEP	SF BOISE - ANDERSON RANCH DAM	437	439	89	443	495
120	ANTI1	PIH	APR-SEP	HENRYS FORK - AT ST. ANTHONY	527	539	68	556	794
121	AMFI1	PIH	APR-SEP	SNAKE - AT AMERICAN FALLS DAM	1227	1264	48	1333	2624
122	ALFW1	OTX	APR-SEP	PEND OREILLE - ALBENI FALLS DAM	9239	9287	70	9408	13347
123	ABOM8	MSO	APR-SEP	CLARK FORK - ABOVE MISSOULA	851	863	55	876	1571
124	ABBM8	MSO	APR-SEP	CLARK FORK - ABOVE BLACKFOOT	409	417	61	429	680

Link to main Northwest River Forecast Center (NWRFC) web site

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