Which Fly Rod Weight Should a Beginner Start With?

11 min read

The short answer

Orvis and a MidCurrent guide name a 9-foot 5-weight as the first rod, and Lamson calls the 5-weight the ideal starting rod for most trout anglers. Several sources suggest a 3 or 4 for small creeks, a 6 for wind, big rivers or bass flies, and an 8 for redfish or smaller steelhead and salmon.

Fly rods are sold by a weight number, and a first-time buyer has to settle on one before anything else makes sense. This guide gives the common default, the situations where a different number is the better start, and the kit and first outing that follow from the choice.

Two of our guides go deeper on neighbouring questions. The fly rod size guide holds the full fish-by-fish chart, and how to choose a fly rod covers length, action and budget. This one stays on the first-weight decision.

The 9-foot 5-weight default, and who names it

Orvis’s Learning Center asks what the best fly rod is “if you’re just starting out” and answers with “a 9-foot rod that calls for a 5-weight line.” It adds: “This rod will work just fine in any size trout stream, from small streams to big rivers.” The same view turns up across makers, shops and magazines:

SourceWhat it isWhat it says
Orvis Learning CenterFly-fishing maker and retailer“a 9-foot rod that calls for a 5-weight line”
LamsonFly rod and reel maker5-weight rods are the “Ideal starting rod for most trout anglers”
MidCurrent, writer Spencer DurrantFly-fishing news site“All you need when starting is a medium-fast action 9′ 5-weight rod.”
Telluride AnglerFly shop and guide service“If you have no idea where you are going to fish, buy a 9’ 5-weight.”
Trout Unlimited, columnist Kirk DeeterConservation groupA 5-weight is “widely considered a gold standard in the trout world”

Two reasons recur. The first is range. Deeter says a 5-weight is useful for flies from “a size #10 Woolly Bugger to a size #18 Parachute Adams.” Field & Stream writer Morgan Lyle says a 9-foot 5-weight is “heavy enough to handle trout into the 20-inch range, but still light enough that catching fish in the (much more common) 8- to 12-inch range is lots of fun.” The second is that it stretches to bass. Orvis says the rod “will handle bass up to five pounds with ease,” as long as “you don’t use very large streamers and bass bugs.”

Related guide: What Is a Light Spinning Rod and What Is It Good For?

These are makers’, shops’ and writers’ views, not rules. Lamson itself writes, “There’s no single perfect rod.”

When a 4, 6 or 8 is the better first rod

The default bends toward the water, the wind and the flies. This short table covers first-rod picks only; the full chart by fish is in the fly rod size guide.

Your first fishingWeight to considerWho suggests it
Small creeks, mostly small dry flies3 or 4Orvis: “a 3- or 4-weight is a better choice” for small native trout in high mountain streams. Deeter: “you might prefer a 3- or 4-weight.”
Big rivers, wind, bigger flies, or one rod for trout and bass6FishTalk magazine: on a bigger river “a 6 weight will be necessary.” Lamson groups 6- and 7-weights with larger trout, bass and wind.
Bass on big bugs and poppers6 to 8Field & Stream: a 6-weight “will typically have the backbone to keep a bass from rushing into snaggy cover.” FishTalk: big, wind-resistant bass flies need “a 7 or 8 weight.”
Redfish, or smaller steelhead and salmon8Lamson: 8-weights are “Perfect for bonefish, redfish, and similar species” and “Also great for freshwater salmon and steelhead.”

For the 8, Field & Stream says it “might be just barely enough” for bigger steelhead and salmon, so check the size guide for kings and other big fish.

The sources do not all agree, and the differences are worth knowing:

  • 5 or 6. Lyle writes, “If I could only own one fly rod, it would be a 6-weight.” He adds that it “wouldn’t be the right rod for the smallest fish or the biggest.” That is a view about all species: for trout alone he writes, “if I needed to choose just one rod for trout fishing, it would be the 9-foot 5-weight.” Most of the sources above name a 5 for a first trout rod.
  • 4 or 5. FishTalk says that on small, tree-lined trout water “a 4 or 5 weight works perfectly,” and Telluride Angler, a fly shop, suggests “an 8 ½’ 5-weight or a 9’ 4-weight” on smaller water. Neither is wrong; the 4 trades some power for delicacy.
  • Smaller than a 4. FishTalk says “The 1- to 3-weight rods are specialized and require more experience.” Durrant’s list of exceptions to the 5 is “striped bass, steelhead, or very small trout and panfish.”
  • Bigger than an 8. Lamson puts 9- to 12-weights under “Targeting big, powerful species,” so they are not first-rod numbers. For Alaska salmon and large rainbow trout, Orvis says “anything smaller than a 7-weight is probably too small.”

To choose between two rows, FishTalk’s Peter Turcik asks what you want to catch, how big the water is, and what flies you want to fish. Dry-fly work on small water points to a lighter number, and he writes that on a windy lake “a 7-weight rod or heavier will be necessary.”

Related guide: What Is a Medium-Light Rod and What Is It Good For?

What the number means for your line and reel

The number is the fly line the rod is built around. MidCurrent says “A 5-weight rod, for instance, is engineered to cast a 5-weight line with optimal efficiency.” The line’s number comes from an industry standard, and MidCurrent explains it this way: “a 5-weight fly line should weigh between 134 and 146 grains for the first 30 feet.” Scientific Anglers, a fly line maker, uses the same basis in its spec table (“* Grain weight for the first 30′”) and lists “145GR / 9,4G” for its WF-5-F trout line.

Two buying points follow:

  • The printed number may not be exact. MidCurrent says “Many fly line manufacturers have started producing lines that are heavier than the AFTMA standard.” Lamson says “Your local fly shop is the best place to test rods,” which makes a shop a sensible place to confirm a pairing.
  • Reel and combo numbers work the same way. FishTalk says the reel “should match the line weight of your rod.” Orvis says “A beginner outfit can be a great way to start because it pairs the rod, reel, and line.” Check that the rod, reel and line all carry the same number, whether you are buying a 4-weight, 6-weight or 8-weight outfit. Our fly reel size guide and fly reel weight explainer cover reels for each weight.

The minimum kit for your first weight

Orvis lists what a beginner needs: “You need a rod and reel, fly line (backing, line, leader, tippet), a small box of flies, and polarized sunglasses.” It adds, “Add waders and boots if you’ll be wading.” The outing below stays on the bank, so waders are not on this list. The table shows what to match to the weight you chose.

PieceWhat to getSource
RodThe weight you chose; a 9-foot 5-weight if unsureOrvis Learning Center, MidCurrent
Fly lineThe same number as the rod; FishTalk: “I advise using a floating line to start”MidCurrent, FishTalk
ReelThe same number againFishTalk
Leader, tippet and fliesAsk a local shop; FishTalk: “consulting your local fly shop is the best move”FishTalk
SunglassesWorn whenever a fly is on the line (see step 4)Orvis
Fishing licenceSee step 1State wildlife agency

For the rest of the kit and a first day in more detail, see fly fishing for beginners. To put the pieces together, see how to set up a fly rod and reel.

A first outing with the new rod

Check the licence for the water you will fish

The Washington Department of Fish and Wildlife says “All fishers age 16 and older need a fishing license.” The Maine Department of Inland Fisheries and Wildlife says “A valid Maine fishing license is required for anyone 16 years of age or older, to fish in inland waters or transport fish taken from inland waters.” Rules differ by state, so read your own state wildlife agency’s page before you go.

Pick a pond and stay on the bank

Orvis’s Learning Center says “it’s best to start out on a pond with bass or panfish instead of on moving water.” This outing stays on dry ground; wading adds hazards this guide does not cover, so follow your state or park agency’s guidance if you later wade.

Check the outfit before you leave

If a shop built it or it came as a combo, read the weight on the rod, the reel and the line’s box or spool label. All three should carry the number you chose.

Put on your sunglasses before the rod comes out

Orvis says “there’s always a risk of hooking yourself or a buddy in the eye” and “sunglasses should be mandatory for anglers and anyone nearby.”

String the rod and tie on one fly

Thread the line through every guide, then add the leader, tippet and a single fly. How to set up a fly rod and reel walks through it, and fly fishing for beginners covers the first knots.

Cast short and look behind you

Georgia Wild Trout, a fishing-guide service, says to “make extra sure to check for any obstructions within your back cast radius.” Our guide to the overhead cast covers the stroke itself.

Note the flies and the wind

FishTalk ties a heavier number to windy lakes and big, wind-resistant bass flies, and says “a 4-weight rod might be the choice” for delicate dry-fly work. Your notes show which row of the table fits your water.

Mistakes that cost beginners the right weight

  • Starting at the specialist end. FishTalk says “The 1- to 3-weight rods are specialized and require more experience.”
  • Expecting one rod to do everything. Lamson says “There’s no single perfect rod,” and Lyle says even his one-rod pick “wouldn’t be the right rod for the smallest fish or the biggest.”
  • Trusting the number on the line box as exact. MidCurrent says many makers now sell lines “heavier than the AFTMA standard.”
  • Skipping the local shop. FishTalk says “consulting your local fly shop is the best move” for the leader and flies, and Lamson names the shop as the place to test rods.

What to do next

Frequently Asked Questions

Q. Should I get a 4 or 5-weight fly rod?

If you are unsure, the sources lean to the 5. FishTalk says a 4 or 5 works on small, tree-lined water, and Telluride Angler suggests “an 8 ½’ 5-weight or a 9’ 4-weight” for smaller water. Pick the 4 if your first water is a small creek and your flies are small.

Q. Is a 6-weight too heavy for trout?

Not necessarily. Lyle’s one-rod pick is a 6-weight, and Lamson lists 6- and 7-weights for larger trout, streamers and wind. For a first rod on ordinary trout water, most of the sources here still name a 5.

Q. What weight fly rod for redfish, steelhead or salmon?

Lamson names an 8-weight for redfish, salmon and steelhead, and calls it an “Ideal “first saltwater rod” for beginners.” Field & Stream says an 8 “might be just barely enough” for bigger steelhead and salmon, so the fly rod size guide is the place to check heavier fish.

Q. What weight fly rod for bass?

Orvis says a 9-foot 5-weight handles bass up to five pounds unless you use very large streamers and bass bugs. For those flies, Lyle names a 6-weight and FishTalk a 7 or 8.

Q. Does the reel have to match the rod weight?

FishTalk says a reel “should match the line weight of your rod,” and the fly reel weight explainer shows how reel ratings work.

Q. What is the 60/20/20 rule in fly fishing?

It is a leader ratio, not a rod rule. Orvis’s Learning Center says “Most all tapered leaders are built based on a 60/20/20 ratio,” meaning 60% butt section, 20% midsection and 20% tippet section. Our guide to tying a leader to fly line covers the knots.

Sources (17)
Outgearly Team
Outgearly Team

Written and reviewed by the Outgearly Team. See the About page for how we work.