When the phone goes quiet.
Every family has one person who could sleep through a marching band. At 2 a.m. the tornado watch turns into a warning, the power is out, the cell tower is busy, and the phone on the nightstand has been silent for an hour. A NOAA weather radio is built for that gap. An alert-capable receiver can sound an alarm when it is set up, powered and receiving the broadcast. Whether the champion sleeper joins the rest of the household is another question.
Test it where you would actually hide.
The radio only works if it can hear your station. The National Weather Service says reception depends on where you are, the terrain and the building around you. A coverage map is a promise about the map, not about your kitchen.
So test it in the room you would shelter in. If reception is poor there, you have learned it in daylight, which is the cheap way to learn it.
Arm the alert, then show everyone the light.
Hearing the weather channel and being alerted by it are two different settings. Tune the radio to your local channel and switch on weather-alert monitoring as its instructions describe. On the Midland ER310, the example below, Midland’s FAQ names a flashing WX indicator for that setting. Show it to the whole house, so nobody switches it off because “it was blinking”.
Do not borrow menu steps from another model. Same brand, different buttons.
Our example, and where it stops.
Our example is the Midland ER310. Midland lists AM/FM, NOAA weather channels, weather alerts, and several power options, including a hand crank and a small solar panel. A junk drawer of power in one box.
Here is the catch. Midland says its ER portable series lacks S.A.M.E., the county filtering that lets a receiver stay quiet for warnings outside your area. The NWS receiver guide explains how that filtering works. If a 3 a.m. alarm for the next county over would make you unplug the radio for good, buy one that lists S.A.M.E. A radio that is switched off warns nobody.
Plan the power before you trust a number.
Midland’s product page and support material disagree on battery capacity and runtime, so this page does not pick one figure for you. Before someone gets put in charge of charging it, check the battery, connector and instructions in the box.
Two more things from Midland. The solar panel cannot bring a dead battery back and does not replace a normal charge. And while the USB output is charging a phone, the radio functions are interrupted. So the teenager quietly topping up their phone from the weather radio has, for that moment, switched off the alerts. Give the phone its own emergency power bank.
Put the radio, its manual and its cables in one place, practise once in daylight with everyone, and add it to your regular check of the gear list.

