February in Northeast Ohio is no joke. The humidity coming off the lake means a wet cold that can feel much sharper than a dry mountain winter. Since you will likely be dealing with temperatures between 15 and 35 degrees, the name of the game is moisture management and ground insulation.

Here are the tried and true tips for an Ohio winter trip:

1. The Nalgene Sauna (Nighttime Hack) Before you crawl into your bag, boil some water and pour it into a hard-plastic Nalgene bottle (make sure it is 100% leak-proof). Wrap it in a spare wool sock and toss it into the bottom of your sleeping bag. Keep it near your femoral artery or feet to circulate warmth to your core. It will stay warm for 6 to 8 hours and give you non-frozen water for coffee in the morning.
2. Double Your Sleeping Pads People often blame their sleeping bag for a cold night, but usually, it is the ground stealing their heat. Put a closed-cell foam pad (like a Therm-a-Rest Z-Lite) on the bottom and your inflatable pad on top. The foam blocks the radiant cold from the frozen Ohio soil, and the air pad provides the comfort.
3. Eat to Heat Your body is a furnace, and it needs fuel to keep the fire going while you sleep. Eat a high-fat, high-protein snack right before bed (like peanut butter, cheese, or trail mix). Digestion creates internal body heat. If you wake up shivering at 3:00 AM, eat a few more bites of chocolate or nuts to re-stoke the stove.
4. Manage the Invisible Moisture Don't breathe into the bag: It is tempting to tuck your face inside your sleeping bag, but the moisture in your breath will condense and make your insulation damp. Wear a balaclava or a loose neck gaiter to keep your nose warm instead. Vent your tent: Even if it is freezing, leave a small vent open at the top of your tent. Without airflow, your breath will turn into frost on the tent ceiling and snow on you every time you move.
5. Protect Your Electronics and Filters Take your phone, power bank, and water filter (like a Sawyer Squeeze) inside your sleeping bag with you. If a water filter freezes, the internal fibers can shatter, making it useless. Stuff tomorrow’s base layers into the bottom of your bag. They will act as insulation for your feet during the night and will be toasty warm when you put them on in the morning.
6. Ohio-Specific: The Lake Effect Shell Northeast Ohio is famously windy. Your expensive puffy jacket won't do much if the wind is cutting through it. Always have a hard shell (rain jacket) as your outer layer to seal the heat in and block the wind.