Whacking Fatties Fly Fishing Reports and Forecasts

Wy Fishing Report

Best Fishing Stream Name Today 12/18 12/19
1 Boysen Reservoir, Wy 5 1 2
2 Little Snake River, Wy 4 0 1
3 Green River: Lower, Wy 4 0 0
4 Little Thunder Reservoir, Wy 4 0 0
5 Renner Reservoir, Wy 3 3 0
6 Flaming Gorge Reservoir, Wy 3 2 3
7 Bear River, Wy 3 0 1
8 Hams Fork, Wy 3 0 0
9 Willow Lake, Wy 3 0 0
10 Keyhole Reservoir, Wy 3 0 0
11 Fremont Lake, Wy 3 0 0
12 Middle Reservoir, Wy 3 0 0
13 Little Soda Lake, Wy 3 0 0
14 Bighorn Lake, Wy 2 3 0
15 Spencer Reservoir, Wy 2 2 0
16 M W Lake, Wy 2 2 0
17 Deaver Reservoir, Wy 2 2 0
18 Clear Creek, Wy 2 2 0
19 Tongue River, Wy 2 2 0
20 Lake De Smet, Wy 2 1 1
21 Salt River, Wy 2 1 0
22 Fall River, Wy 2 1 0
23 Tensleep Creek, Wy 2 1 0
24 Greys River, Wy 2 1 0
25 Ocean Lake, Wy 2 0 2
26 Clarks Fork Yellowstone River, Wy 2 0 0
27 Sand Creek, Wy 2 0 0
28 Gros Ventre River, Wy 2 0 0
29 Woodruff Narrows Reservoir, Wy 2 0 0
30 Green River: Upper, Wy 2 0 0
31 New Fork River, Wy 2 0 0
32 Bechler River, Wy 2 0 0
33 Fontenelle Reservoir, Wy 2 0 0
34 Soda Lake, Wy 2 0 0
35 Kemmerer Reservoir, Wy 2 0 0
36 Burnt Lake, Wy 2 0 0
37 Saratoga Lake, Wy 2 0 0
38 Sulphur Creek Reservoir, Wy 2 0 0
39 Little Half Moon Lake, Wy 2 0 0
40 Pathfinder Reservoir, Wy 2 0 0
41 Half Moon Lake, Wy 2 0 0
42 Lake Cameahwait, Wy 2 0 0
43 Boulder Lake, Wy 2 0 0
44 Grayrocks Reservoir, Wy 1 1 2
45 Buffalo Bill Reservoir, Wy 1 1 0
46 Wheatland Number 1 Reservoir, Wy 1 1 0
47 Festo Lake, Wy 1 0 1
48 Pilot Butte Reservoir, Wy 1 0 0
49 Snake River, Wy 1 0 0
50 La Barge Creek, Wy 1 0 0
51 Little Popo Agie River, Wy 1 0 0
52 Pebble Creek, Wy 1 0 0
53 Duck Creek, Wy 1 0 0
54 Popo Agie River, Wy 1 0 0
55 Slough Creek, Wy 1 0 0
56 Middle Fork Powder River, Wy 1 0 0
57 Hog Park Reservoir, Wy 1 0 0
58 Big Sandy Reservoir, Wy 1 0 0
59 High Savery Reservoir, Wy 1 0 0
60 Lake Alice, Wy 1 0 0
61 Lake Viva Naughton, Wy 1 0 0
62 Tensleep Reservoir, Wy 1 0 0
63 Jackson Lake, Wy 1 0 0
64 Packer Lake, Wy 0 3 0
65 Rock Lake, Wy 0 2 0
66 Wind River, Wy 0 1 0
67 Luce Reservoir, Wy 0 1 0
68 Hogan Reservoir, Wy 0 1 0
69 Lower Sunshine Reservoir, Wy 0 1 0
70 Sloan Lake, Wy 0 1 0
71 Cody Municipal Reservoir, Wy 0 0 1
72 Newton Lakes: Park, Wy 0 0 0
73 Sunshine Reservoir, Wy 0 0 0
74 Newton Lakes, Wy 0 0 0
75 Laramie River, Wy 0 0 0
76 Little Laramie River, Wy 0 0 0
77 North Tongue River, Wy 0 0 0
78 South Tongue River, Wy 0 0 0
79 Shoshone River, Wy 0 0 0
80 North Platte River: Upper, Wy 0 0 0
81 Yellowstone River, Wy 0 0 0
82 North Platte River: Lower, Wy 0 0 0
83 North Popo Agie River, Wy 0 0 0
84 Middle Popo Agie River, Wy 0 0 0
85 Soda Butte Creek, Wy 0 0 0
86 North Fork Shoshone River, Wy 0 0 0
87 Lewis River, Wy 0 0 0
88 Encampment River, Wy 0 0 0
89 Heart River, Wy 0 0 0
90 Flat Creek, Wy 0 0 0
91 Gibbon River, Wy 0 0 0
92 South Fork Shoshone River, Wy 0 0 0
93 Lamar River, Wy 0 0 0
94 Sweetwater River, Wy 0 0 0
95 Firehole River, Wy 0 0 0
96 Hoback River, Wy 0 0 0
97 South Piney Creek, Wy 0 0 0
98 Greybull River, Wy 0 0 0
99 Libby Lake, Wy 0 0 0
100 Two Ocean Lake, Wy 0 0 0
101 Frye Lake, Wy 0 0 0
102 Dome Lake Number 1, Wy 0 0 0
103 Upper Medicine Lodge Lake, Wy 0 0 0
104 North Fork Lake, Wy 0 0 0
105 Turpin Park Reservoir, Wy 0 0 0
106 Alsop Lake, Wy 0 0 0
107 Lily Lake, Wy 0 0 0
108 Middle Piney Lake, Wy 0 0 0
109 West Tensleep Lake, Wy 0 0 0
110 Lower Slide Lake, Wy 0 0 0
111 Cloud Peak Reservoir, Wy 0 0 0
112 Pelham Lake, Wy 0 0 0
113 Louis Lake, Wy 0 0 0
114 Christina Lake, Wy 0 0 0
115 Worthen Meadow Reservoir, Wy 0 0 0
116 Ring Lake, Wy 0 0 0
117 Twin Buttes Lake, Wy 0 0 0
118 String Lake, Wy 0 0 0
119 Shell Reservoir, Wy 0 0 0
120 Grassy Lake Reservoir, Wy 0 0 0
121 Brooks Lake, Wy 0 0 0
122 New Fork Lakes, Wy 0 0 0
123 Granite Springs Reservoir, Wy 0 0 0
124 Fish Lake, Wy 0 0 0
125 Dollar Lake, Wy 0 0 0
126 Fiddlers Lake, Wy 0 0 0
127 Jim Bridger Reservoir, Wy 0 0 0
128 East Allen Lake, Wy 0 0 0
129 Lake of the Woods, Wy 0 0 0
130 Hawk Springs Reservoir, Wy 0 0 0
131 Seminoe Reservoir, Wy 0 0 0
132 Meeboer Lake, Wy 0 0 0
133 Torrey Lake, Wy 0 0 0
134 Upper Brooks Lakes, Wy 0 0 0
135 Upper North Crow Reservoir, Wy 0 0 0
136 Rob Roy Reservoir, Wy 0 0 0
137 Beartooth Lake, Wy 0 0 0
138 Colorado Colony Ditch Company Reservoir Number 2, Wy 0 0 0
139 Meeks Cabin Reservoir, Wy 0 0 0
140 Shoshone Lake, Wy 0 0 0
141 Sibley Lake, Wy 0 0 0
142 Crystal Lake Reservoir, Wy 0 0 0
143 Lake Hattie Reservoir, Wy 0 0 0
144 Sylvan Lake, Wy 0 0 0
145 Willow Park Reservoir, Wy 0 0 0
146 Lake Owen, Wy 0 0 0
147 Trail Lake, Wy 0 0 0
148 Jenny Lake, Wy 0 0 0
149 Teton Reservoir, Wy 0 0 0




What is Whacking Fatties? Fishing reports and forecasts for ~10,000 streams and lakes and rivers across North America and the United Kingdom.

How is the Fatty Factor calculated?

The Fatty Factor is calculated using a fishing success estimation model containing proprietary big data analytics. We consume data from near and real-time sources, satellites, and sensors; compile/compare, against historic datasets, to create the Fatty Factor. Location, season, and analytics improve the rating over time.

How is the Fatty Factor rated?

5 stars is the best while 0 stars is “Not Fatty”.

How to use Whacking Fatties Fishing Reports and Forecasts?

Consult the detailed stream information section of the fishing reports and forecasts for the latest weather temperatures, wind speeds, cloud cover, gauge flows, and insect hatch patterns.

What do trout eat?

Check out the hatch recommendations for each stream in the detailed stream area. Investigate the hatch recommendations if you are interested in what do trout eat.

What kind of fish can I catch?

You tell us? Rainbow trout, brook trout, lake trout, bass, carp, etc. Currently, fresh water species. Salt water fishing? Fly fishing for carp is awesome. Tell us what you are after? Steelhead, grayling, tarpon, bass, bonefish, taimen, permit, salmon fishing?

How do I use the fishing maps?

We have a vast amount of geographic data for each stream. Click on the points to get more information. Green points represent fishing access such as put-ins and take-outs. Purple points represent bridges or stream crossings whereby often Google StreetView is available. Red points represent USGS Stream Gauges. Where available, we have graphs for Predictive Hydrograph 7 days, Water Temperature, Observed Height (ft.) 7 days, Observed Discharge (cfs) 7 days, and Duration Hydrograph. The Duration Hydrograph is a graphical presentation of recent daily streamflow, plotted over the long-term statistics of streamflow for each day of the year.

With the goal of better understanding fly-fishing patterns and predicting location and ferocity of fishable events, Whacking Fatties presents the Fatty Factor: a fly-fishing success estimation model using proprietary big data analytics.

Whacking Fatties promotes responsible fishing via catch and release practice and water resources conservation.

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