The Under Armour Storm Daytona Men's Half-Zip Sweatshirt is built for golfers and outdoor athletes who demand reliable warmth and weather protection without sacrificing mobility or breathability. Crafted from an innovative fabric that adapts to your body temperature, it keeps you warm when the cold bites and vents excess heat as conditions warm up — making it the ideal mid-layer or cover-up for variable weather on and off the course. The generous half-zip opening makes it effortless to layer over or under other garments, while strategic construction details ensure unrestricted movement through every swing.
UA Storm is Under Armour's signature water-repellent finish applied directly to the fabric, creating a barrier that causes rain and moisture to bead up and roll off the surface without clogging the fabric's pores. Unlike waterproof membranes, UA Storm maintains the garment's full breathability, so excess heat and perspiration can still escape freely. This makes it ideal for golfers who face unpredictable weather mid-round, allowing them to stay dry and comfortable without overheating. The technology is durable and retains its effectiveness through repeated wash cycles, making it a reliable long-term investment in on-course protection.
Strategically placed durable woven overlays on the front of the sweatshirt act as a windbreak, shielding the core from cold gusts while keeping the overall garment lightweight. Beneath these overlays, an Armor Fleece® lining adds an extra layer of thermal insulation, trapping warm air close to the body for superior comfort in cool conditions. This dual-layer construction targets protection precisely where you need it most — at the front and center of the body — while leaving other areas more flexible and breathable. The result is a garment that balances weather defence with unrestricted swing mechanics.
The body of the Storm Daytona is built from a lightweight spacer fabric — a three-dimensional textile with internal air pockets that trap heat efficiently while remaining exceptionally light on the body. This breathable insulation runs through the sleeves, back, and center body, providing consistent warmth across the garment without the bulk of traditional fleece. The fabric's inherent stretch properties allow full range of motion in all directions, which is critical for a smooth, uninhibited golf swing. Whether you're on the tee, walking the fairway, or finishing a round in evening chill, the spacer fabric keeps your core temperature regulated and your movements fluid.
One of the standout qualities of the Storm Daytona is its ability to adapt to fluctuating temperatures throughout the day. The fabric construction — combining breathable insulation with moisture management — means the garment responds dynamically to your body's needs: retaining warmth when external temperatures drop, and allowing heat to escape as conditions warm or activity levels rise. This adaptive behaviour makes the Storm Daytona exceptionally versatile, performing equally well in a cool morning tee-off and a warmer afternoon back nine. It is the kind of intelligent layering piece that eliminates the need to carry multiple garments.
The ribbed elastic cuffs at the wrists are engineered to stay firmly in place during dynamic movements such as a golf swing or a follow-through, preventing the sleeves from riding up and exposing the wrists to the cold. The secure fit at the cuff also means the sweatshirt tucks neatly under golf gloves, maintaining a clean and professional appearance on the course. Combined with the loose overall fit — which provides a fuller cut for complete comfort — these details ensure the garment stays in place and moves with you rather than against you, round after round.
The half-zip (1/2 zip) closure running from the collar down the chest gives you instant control over ventilation and warmth. Zip it fully closed to seal out the cold, or open it partially to release heat during an uphill walk or active warm-up. This versatility makes the Storm Daytona an outstanding layering piece — it wears comfortably over a base layer or under a waterproof shell, adapting to whatever conditions the day throws at you. The zip also ensures an easy on and off without messing up hair or pulling collars, a practical detail that makes a real difference when transitioning between the course and the clubhouse.
| Attribute | Detail |
|---|---|
| Brand | Under Armour |
| Model | Storm Daytona HZ (Half-Zip) |
| Style Code | 1379723-410 |
| Colour | Midnight Navy |
| Fit | Loose – fuller cut for complete comfort |
| Composition (body) | 91% Polyester, 9% Elastane |
| Composition (woven overlay) | 87% Polyester, 13% Elastane |
| Closure | 1/2 zip front |
| Technology | UA Storm (water-repellent), Armor Fleece® lining |
| Available Sizes | S, M, XL, 3XL |
| Gender | Men's |
| Category | Golf Mid-Layer / Sweatshirt |
| Size | XS | S | M | L | XL | XXL | 3XL | 4XL |
|---|---|---|---|---|---|---|---|---|
| Chest (cm) | 76–81 | 86–92 | 96–102 | 106–112 | 116–122 | 127–132 | 137–142 | 147–153 |
| Waist (cm) | 67–70 | 72–76 | 80–85 | 89–94 | 99–104 | 109–116 | 121–127 | 132–138 |
| Hips (cm) | 81–84 | 86–90 | 94–98 | 102–107 | 112–117 | 122–127 | 132–137 | 142–147 |
Size guide values are approximate. Source: underarmour.com.
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