Peakflow Report

Northwest River Forecast Center Peak Flow Forecasts Ensemble Date: 2026-02-06 Forecast Period: February 06 to June 1
Sites in NWRFC Area:
Location	Flood Stage	Flood Flow	90% Flow	50% Flow	10% Flow	90% Stage	50% Stage	10% Stage

CEDAR - CHESTER MORSE LAKE			927	1724	5098
TEANAWAY - BELOW FORKS			1164	1894	3962	12.65	13.25	14.45
BAKER - UPPER BAKER LAKE			7490	10390	21097
SKAGIT - ROSS RESERVOIR			7630	10656	16376
COWLITZ - MOSSYROCK RESERVOIR			10121	13822	25234
GREEN - HOWARD HANSON DAM			2255	3447	7351
WHITE - AT MUD MOUNTAIN DAM		9000	3104	4114	10614
NISQUALLY - ALDER RESERVOIR			2995	5914	14948
SF COQUILLE - AT MYRTLE POINT	33.00	21398	4126	10724	28873	12.67	23.99	36.28
BULLY CREEK - BULLY CREEK DAM			249	730	1992
SILVIES - NEAR BURNS	12.00	2565	633	633	1248	5.05	5.05	7.92
DONNER UND BLITZEN - NR FRENCHGLEN	6.00	2141	208	441	828	2.69	3.33	4.11
NASELLE - NEAR NASELLE	15.00	7180	954	1775	5507	6.81	8.11	13.19
WILLAPA - NEAR WILLAPA	21.00	11383	1651	3168	6861	8.26	11.29	17.01
CHEHALIS - NEAR DOTY	318.00	12747	1973	3772	10318	310.26	312.04	316.61
NEWAUKUM - NEAR CHEHALIS	202.50	5011	1312	2806	5312	196.55	199.35	202.89
CHEHALIS - NEAR CENTRALIA	168.50	23709	4840	10207	17388	159.32	163.04	166.32
SKOOKUMCHUCK - NEAR BUCODA	211.50	2803	803	1746	2912	206.32	209.05	211.73
SKOOKUMCHUCK - AT CENTRALIA	189.00	7672	928	2245	3468	179.67	183.18	184.98
CHEHALIS - NEAR GRAND MOUND	141.00	19410	6665	13756	22847	135.19	138.91	142.02
CHEHALIS - AT PORTER	48.00	23088	8571	16703	25837	40.31	46.12	48.54
SATSOP - NEAR SATSOP	38.00	25801	4037	10853	20142	31.02	34.39	37.06
WYNOOCHEE - WYNOOCHEE DAM			1690	3178	5080
CALAWAH - NEAR FORKS			5166	11389	20619	8.88	12.27	16.01
ELWHA - AT MCDONALD BRIDGE NEAR PORT ANGELES	20.00	18837	5120	5120	8816	13.26	13.26	15.23
DUNGENESS - NEAR SEQUIM	7.00	4279	922	1175	1922	4.30	4.63	5.37
NF SKOKOMISH - BELOW STAIRCASE RAPIDS NEAR HOODSPORT			2360	3521	8397	5.62	6.37	8.76
SF SKOKOMISH - NEAR UNION			1562	7091	15341	2.01	4.50	6.82
DESCHUTES - NEAR RAINIER	11.00	5216	623	1233	3837	5.20	6.37	9.65
NISQUALLY - NEAR NATIONAL	9.52	8000	1454	2625	6464	6.07	6.96	8.92
MINERAL CREEK - NEAR MINERAL			947	1616	4931	10.52	11.24	13.53
PUYALLUP - NEAR ORTING	10.43	10000	1781	2561	7123	7.51	8.02	9.66
CARBON - NEAR FAIRFAX	13.50	7524	866	1751	4131	7.90	9.36	11.41
SOUTH PRAIRIE - AT SOUTH PRAIRIE	29.64	4000	617	1000	2557	26.05	26.76	29.21
WHITE - AT R STREET	115.94	7500	3289	4386	10976	113.73	114.48	116.78
ISSAQUAH CREEK - NEAR MOUTH	10.69	2000	274	446	1093	5.35	6.08	8.26
SKYKOMISH - NEAR GOLD BAR	15.00	32013	11558	18601	38015	10.33	12.28	15.95
MF SNOQUALMIE - NEAR TANNER			3847	7579	15339	6.36	8.52	11.49
NF SNOQUALMIE - NEAR SNOQUALMIE FALLS			1737	2885	5082	5.48	6.60	8.14
SF SNOQUALMIE - NEAR GARCIA			828	1476	2996	11.86	12.69	14.25
SNOQUALMIE - NEAR SNOQUALMIE	13.54	20000	7059	12140	27092	8.44	10.78	15.46
PILCHUCK - NEAR SNOHOMISH	18.00	6727	1361	2092	3083	12.68	13.52	14.51
NF STILLAGUAMISH - NEAR ARLINGTON	13.00	22675	5183	8159	14442	5.34	7.02	9.91
STILLAGUAMISH - NEAR ARLINGTON	14.00	35100	11340	19151	30797	6.83	9.40	12.82
SAUK - NEAR SAUK			11383	15338	31856	7.32	8.12	10.44
SKAGIT - NEAR MT VERNON	28.00	65451	33715	40089	77782	20.54	22.23	30.35
SAMISH - NEAR BURLINGTON	11.24	3000	679	946	1537	7.39	8.13	9.42
NF NOOKSACK - NEAR GLACIER			1901	2194	2971	4.71	5.05	5.88
MF NOOKSACK - NEAR DEMING			2057	2057	2927	5.07	5.07	5.62
SF NOOKSACK - AT SAXON BRIDGE	8.00	12301	3202	4386	8096	3.59	4.32	6.31
NOOKSACK - AT CEDARVILLE	146.50	33121	8821	9760	15609	141.57	141.85	143.39
KOOTENAI - LIBBY DAM INFLOW			37278	52085	72205
FISHER - NEAR LIBBY	7.50	4389	1623	1768	3140	5.54	5.68	6.75
YAAK - NEAR TROY	8.00	6976	3036	4321	6791	6.36	7.06	7.94
MOYIE - AT EASTPORT	9.00	7024	2839	4300	5589	6.62	7.56	8.28
CLARK FORK - AT DEER LODGE	6.00		344	552	875	3.06	3.32	3.75
CLARK FORK - NR DRUMMOND	8.00	5036	1113	1868	3298	3.98	4.90	6.48
ROCK CREEK - NEAR CLINTON	9.00	6946	2009	2798	3867	7.04	7.44	7.91
BLACKFOOT - NEAR BONNER	10.00	15449	3380	4425	6351	4.73	5.37	6.41
CLARK FORK - ABOVE MISSOULA	7.50	12035	6531	9281	13196	5.30	6.45	7.92
BITTERROOT - NEAR DARBY	7.50	8122	2949	4313	5986	4.92	5.82	6.57
BITTERROOT - NEAR MISSOULA	11.00	16639	8608	10976	15145	7.92	8.87	10.46
CLARK FORK - BELOW MISSOULA	11.00	48282	14565	18905	26961	5.10	6.00	7.43
ST. REGIS - NEAR ST. REGIS	8.00	6151	1687	2154	3260	4.66	5.13	6.08
CLARK FORK - AT ST REGIS	19.00	60626	20145	25204	34030	11.61	12.78	14.60
NF FLATHEAD - NEAR COLUMBIA FALLS	13.00	35864	9376	13026	17243	6.36	7.56	8.77
MF FLATHEAD - NEAR WEST GLACIER	10.00	25750	9602	12787	15724	5.62	6.50	7.29
SF FLATHEAD - HUNGRY HORSE DAM			14674	19023	24335
FLATHEAD - AT COLUMBIA FALLS	13.00	41701	29297	34875	41297	10.79	11.82	12.93
STILLWATER - NEAR LAWRENCE PARK	7.50	2570	1016	1354	1751	5.11	5.65	6.27
WHITEFISH - NEAR KALISPELL	5.40	1502	597	764	985	3.33	3.74	4.27
SWAN - NEAR BIGFORK	6.50	7054	2825	3641	5433	4.36	4.81	5.72
CLARK FORK - NEAR PLAINS	16.00	95805	38065	62949	94160	9.38	12.50	15.84
THOMPSON - NEAR THOMPSON FALLS	7.00	3668	1245	1733	2629	4.49	5.07	6.01
PROSPECT CREEK - AT THOMPSON FALLS	7.50	3242	1114	1161	1800	4.38	4.46	5.48
PEND OREILLE - LAKE PEND OREILLE NR HOPE	2063.50					2060.00	2060.00	2060.80
PRIEST - NEAR PRIEST RIVER			4898	5600	8073	5.41	5.89	7.45
PEND OREILLE - ALBENI FALLS DAM		95000	44299	74167	90820
KETTLE - NEAR FERRY	18.50	14605	5366	7682	11978	14.16	15.39	17.32
KETTLE - AT LAURIER			7654	13426	21129	8.14	10.37	12.79
COLVILLE - AT KETTLE FALLS			388	688	1464	6.62	7.28	8.09
NF COEUR D ALENE - NEAR PRICHARD			2918	3346	5420	4.53	4.82	6.02
NF COEUR D ALENE - AT ENAVILLE	72.00	26813	7634	7745	22076	64.49	64.56	70.75
COEUR D ALENE - AT CATALDO	43.00	18298	10475	10615	27502	40.62	40.68	45.12
ST JOE - AT CALDER	13.00	19055	7718	9138	13651	9.95	10.46	11.87
ST MARIES - NEAR SANTA			1652	2312	6949	7.13	7.76	10.74
COEUR D ALENE - COEUR D ALENE LAKE	2133.00					2126.00	2127.30	2129.60
SPOKANE - AT SPOKANE	27.00	30670	12718	16487	23523	22.66	23.67	25.41
HANGMAN CREEK - AT SPOKANE	11.00	8206	1166	2568	4873	4.50	6.03	7.85
LITTLE SPOKANE - AT DARTFORD	6.50	2275	433	545	1039	3.62	3.96	5.05
SIMILKAMEEN - NEAR NIGHTHAWK	14.00	24980	10081	13648	19769	9.22	10.59	12.56
OKANOGAN - NEAR TONASKET	15.00	18277	10332	15314	20642	11.39	13.75	15.94
OKANOGAN - AT MALOTT			10231	15298	20610	9.07	11.68	14.30
METHOW - AT WINTHROP			5943	8477	12589	14.93	16.25	18.11
METHOW - NEAR PATEROS	10.00	18282	7577	10708	15740	6.74	7.87	9.36
STEHEKIN - AT STEHEKIN	24.00	8725	3759	5546	9265	21.55	22.47	24.25
CHELAN - LAKE CHELAN DAM			6008	9383	16716
ENTIAT - NEAR ARDENVOIR	7.50	4109	1630	2275	3476	4.84	5.64	6.91
WENATCHEE - AT PESHASTIN	13.00	24180	7077	10653	15739	6.56	8.16	10.14
COLUMBIA - BLO PRIEST RAPIDS DAM	32.00	404000	159948	186861	232520	18.54	20.53	23.54
YAKIMA - NEAR HORLICK	36.00	13115	2610	4457	7698	30.73	32.15	33.98
NACHES - NEAR NACHES	17.80	6905	3278	5454	8489	15.87	17.06	18.57
YAKIMA - NEAR PARKER	10.00	19092	6352	7324	14482	6.01	6.43	8.80
YAKIMA - AT KIONA	13.00	17554	8724	8724	15725	7.95	7.95	11.66
SNAKE - AB JACKSON L AT FLAGG R	10.00	13072	4181	5302	6591	6.20	6.82	7.46
SNAKE - JACKSON LAKE AT DAM			5699	7435	9058
PACIFIC CREEK - AT MORAN	8.50	4160	1211	1684	2355	6.82	7.21	7.65
BUFFALO FK - AB LAVA CR NR MORAN	8.50	7000	1264	2395	3288	3.20	4.90	6.22
GROS VENTRE - AT ZENITH			918	1306	2024	20.09	20.51	21.10
GREYS - AB RES NR ALPINE			1672	2033	2553	3.21	3.53	3.96
SALT - ABV PALISADES RES NR ETNA	5.50	3470	1385	1765	2489	3.31	3.76	4.46
SNAKE - NEAR HEISE	8.00	19882	15778	16181	16730	6.98	7.09	7.23
FALL RIVER - NEAR CHESTER	6.50	6679	2271	2900	3808	4.12	4.55	5.10
HENRYS FORK - AT ST. ANTHONY	7.00	9071	3389	4420	6288	4.70	5.15	5.90
TETON - AB S. LEIGH CR NR DRIGGS	4.20	1730	559	797	1118	2.36	2.78	3.30
TETON - NEAR ST. ANTHONY	6.00	4737	1904	2590	3491	4.05	4.63	5.26
HENRYS FORK - AT REXBURG	9.50	7297	3647	5356	7693	6.77	8.34	9.66
SNAKE - NEAR SHELLEY	12.50	29054	11740	13596	17048	8.62	9.09	9.92
SNAKE - NEAR BLACKFOOT	11.00	24233	9212	11038	14458	6.66	7.38	8.60
PORTNEUF - AT TOPAZ	4.00	498	247	314	465	3.23	3.46	3.91
PORTNEUF - AT POCATELLO	8.50	822	435	587	888	6.23	7.20	8.84
SALMON FALLS CREEK - NR SAN JACINTO	10.00	1211	257	410	812	6.59	7.25	8.73
BIG LOST - AT HOWELL RANCH NEAR CHILLY	4.00	2189	1589	2436	4288	3.48	4.19	5.32
BIG LOST - MACKAY RESERVOIR NEAR MACKAY			1189	1931	3144
BIG WOOD - AT HAILEY	6.00	3416	1393	1979	3339	3.93	4.61	5.93
BIG WOOD - MAGIC DAM			1396	2052	3243
BRUNEAU - NEAR HOT SPRINGS	9.50	3265	626	1033	1420	5.98	6.63	7.19
OWYHEE - NEAR MTN CITY	8.00	1199	147	294	512	4.85	5.40	6.16
OWYHEE - OWYHEE DAM		3000	2560	4879	12814
BOISE - NR TWIN SPRINGS			3700	4949	7580	9.21	9.99	11.33
SF BOISE - NR FEATHERVILLE	7.20	7931	2033	2901	4207	4.02	4.65	5.45
SF BOISE - ANDERSON RANCH DAM			2897	3958	5743
MORES CREEK - NR ARROWROCK DAM	8.80	4845	832	1638	3309	4.33	5.58	7.46
MALHEUR - NEAR DREWSEY			448	795	1821	4.65	5.67	7.79
MALHEUR - NEAR VALE	19.50	3892	654	881	1652	13.27	13.92	15.72
SF PAYETTE - AT LOWMAN	7.50	6928	2212	2696	3714	5.07	5.38	5.97
MF PAYETTE - NEAR CROUCH	11.80	3318	1188	2029	2946	8.23	10.00	11.31
PAYETTE - NEAR EMMETT	10.50	15924	6548	10122	14865	6.39	8.14	10.10
WEISER - NEAR CAMBRIDGE	12.00	9278	2018	2730	4683	6.45	7.20	8.92
WEISER - NEAR WEISER	9.50	8663	2955	5184	8176	6.95	8.12	9.33
EAGLE CREEK - ABOVE SKULL CK			607	861	1308	1.88	2.22	2.74
SNAKE - BROWNLEE DAM			21174	31400	46361
IMNAHA - AT IMNAHA	5.50	3431	1369	1964	3070	3.91	4.47	5.27
SALMON - AT SALMON	7.50	11783	5369	6289	9383	4.92	5.36	6.64
LEMHI - NEAR LEMHI	6.50	1490	307	440	670	4.31	4.65	5.10
MF SALMON - MIDDLE FORK LODGE			5337	8441	10462	4.85	6.20	6.97
LITTLE SALMON - AT RIGGINS	10.00	7853	2403	3091	4840	6.19	6.87	8.10
SALMON - AT WHITEBIRD	32.00	97533	29555	39447	54162	21.06	23.15	25.81
GRANDE RONDE - NEAR PERRY	6.60	5440	952	2146	4411	3.15	4.34	5.95
MALHEUR - AGENCY VALLEY DAM			461	553	971
GRANDE RONDE - TROY	10.00	20128	8009	11871	19420	7.05	8.18	9.86
SNAKE - NEAR ANATONE	20.00	150000	51559	70457	96744	9.62	11.85	14.67
SELWAY - NEAR LOWELL	14.00	43181	12907	16246	21048	8.11	8.87	9.95
LOCHSA - NEAR LOWELL			10017	12834	15452	7.05	8.02	8.84
SNAKE - LOWER GRANITE DAM			91754	117201	151794
SF CLEARWATER - AT STITES	8.00	9846	2815	4595	6366	5.10	5.96	6.72
CLEARWATER - AT OROFINO	17.00	75187	26989	35773	42701	10.22	11.75	12.82
NF CLEARWATER - DWORSHAK DAM			17793	20529	31988
POTLATCH - BELOW LITTLE POTLATCH CR NR SPALDING			1966	2871	5047	9.29	10.19	11.83
CLEARWATER - AT SPALDING	18.00	107596	41001	54117	71005	10.98	12.64	14.53
PALOUSE - NEAR POTLATCH	15.00	3880	1020	1521	3902	9.56	10.74	15.03
SF PALOUSE - AT PULLMAN	7.00	2487	522	704	1251	4.01	4.38	5.35
PALOUSE - AT HOOPER			2280	4495	9149	8.39	10.56	13.15
MILL CREEK - NR WALLA WALLA			503	612	1512	14.80	15.00	16.22
WALLA WALLA - NEAR TOUCHET	13.00	7676	2845	3224	5210	8.74	9.16	10.94
UMATILLA - NEAR GIBBON	7.00	2611	915	1145	2647	5.14	5.46	7.03
UMATILLA - AT PENDLETON	12.30	9550	1903	2788	6292	6.99	7.78	10.43
JOHN DAY - NEAR JOHN DAY	8.00	2596	385	516	930	4.52	4.79	5.56
NF JOHN DAY - AT MONUMENT	14.00	19143	3381	6106	14251	6.57	8.12	11.92
JOHN DAY - AT SERVICE CK	11.50	15961	4174	7541	16234	6.37	8.24	11.58
DESCHUTES - AT MOODY NR BIGGS	8.00	31801	8057	8195	10102	3.92	3.95	4.34
KLICKITAT - NEAR PITT	9.00	8900	3724	4843	7686	6.69	7.48	8.59
HOOD - NEAR TUCKER BRIDGE	13.00	13504	2644	3299	5540	6.50	7.09	8.71
WHITE SALMON - NEAR UNDERWOOD			2653	3159	4588	5.43	6.01	7.36
SANDY - NEAR MARMOT			3031	4440	6342	692.00	692.71	693.49
SANDY - SANDY	19.30	40323	5383	10911	19533	11.45	13.35	15.64
MF WILLAMETTE - HILLS CREEK DAM			2173	3533	7384
FALL CREEK - FALL CREEK RESERVOIR			2172	3184	6102
COAST FORK WILLAMETTE - COTTAGE GROVE DAM			545	1130	4414
ROW - DORENA DAM			2006	3941	7868
MCKENZIE - BELOW TRAIL BRIDGE DAM			1182	1476	2133	6.93	7.25	7.87
SF MCKENZIE - COUGAR DAM			1315	2482	3728
BLUE - BLUE RESERVOIR			2697	3354	7173
MOHAWK - NEAR SPRINGFIELD	15.00	6363	1369	2311	5380	5.78	8.18	13.61
LONG TOM - FERN RIDGE DAM			1166	2554	6616
MARYS - NEAR PHILOMATH	20.00	4304	1340	2266	3572	12.21	16.12	19.02
LITTLE N SANTIAM - NEAR MEHAMA			3241	5564	10786	6.62	7.88	10.15
THOMAS CREEK - NEAR SCIO	18.00	14297	1487	3046	6977	8.05	10.41	13.83
LUCKIAMUTE - NEAR SUVER	27.00	6488	1844	3650	7712	13.62	20.26	28.17
S YAMHILL - NEAR WILLAMINA			1601	3127	8182	5.00	6.00	11.00
S YAMHILL - AT MCMINNVILLE	50.00	17632	4035	7588	13927	24.94	33.00	44.33
MOLALLA - NEAR CANBY	23.00	24837	3004	5744	9010	14.17	15.79	17.45
PUDDING - AT AURORA	22.00	6076	2142	4319	6233	13.17	18.66	22.17
CLACKAMAS - THREE LYNX			3568	5864	11103	3.98	5.52	8.09
CLACKAMAS - AT ESTACADA	20.00	24793	5857	9460	17619	14.49	15.80	18.28
CLACKAMAS - NEAR OREGON CITY	39.00	40050	8656	13485	25218	28.71	30.75	34.90
JOHNSON CREEK - AT SYCAMORE	11.00	1250	222	456	942	4.41	6.34	9.39
COWLITZ - AT PACKWOOD	10.50	24411	4247	5505	12550	3.67	4.28	6.90
COWLITZ - AT RANDLE	18.00	17568	5948	8185	16123	9.50	11.21	16.98
CISPUS - NEAR RANDLE			1726	2674	5027	15.37	16.37	17.39
COWLITZ - NEAR KOSMOS			9869	12763	24173	71.21	72.67	77.02
TILTON - NEAR CINEBAR			2050	3039	9997	5.40	6.18	10.63
TOUTLE - AT TOWER ROAD NEAR SILVER LAKE	137.00	44162	4559	7399	11393	123.47	125.11	126.96
NEHALEM - FOSS	15.00	23364	6204	9864	25950	8.47	10.31	16.06
WILSON - NEAR TILLAMOOK	12.00	14054	2835	5133	14999	6.40	7.53	12.47
TRASK - TILLAMOOK	16.50	12678	2262	3850	12718	9.30	10.82	16.52
NESTUCCA - NEAR BEAVER	18.00	20010	2615	4266	7307	7.56	8.79	10.75
SILETZ - AT SILETZ	16.00	18873	2564	6335	14773	6.06	9.06	14.02
ALSEA - NEAR TIDEWATER	18.00	20106	2722	4987	10787	5.98	8.22	12.62
SIUSLAW - NEAR MAPLETON	18.00	22123	4051	6656	15878	7.72	9.58	14.99
S UMPQUA - AT TILLER	18.00	29761	2422	4863	13749	5.25	7.42	12.38
DEER CREEK - NEAR ROSEBURG	10.00	2100	216	987	2539	4.00	7.00	10.00
STEAMBOAT CREEK - NEAR GLIDE			2076	4219	9368	4.16	6.45	10.31
N UMPQUA - AT WINCHESTER	26.00	82464	7152	11613	35673	5.84	7.48	14.35
ELK CREEK - NEAR DRAIN	16.00	7253	719	1462	5032	5.15	7.33	13.38
SF COQUILLE - AT POWERS			1768	5434	15354	4.69	8.03	12.77
NF COQUILLE - NEAR MYRTLE POINT	35.00	20000	2003	4198	8300	15.14	23.33	29.90
BIG BUTTE CREEK - NEAR MCLEOD			312	627	1299	3.97	4.82	6.10
ELK CREEK - NEAR TRAIL			550	1063	4303	5.95	6.93	10.62
BEAR CREEK - AT MEDFORD	10.00	5265	323	495	1298	3.71	4.18	5.96
ILLINOIS - AT KERBY	35.00	49076	4035	8166	21968	10.01	14.11	22.90
CHETCO - NEAR BROOKINGS			4958	19827	41139	4.88	12.54	18.70

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