Atlas V rocket rolls to pad for Tuesday launch from Cape

Weather forecast not ideal, officials say

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CAPE CANAVERAL, Fla. - A United Launch Alliance Atlas V rocket rolled to its pad this morning at Cape Canaveral Air Force Station in preparation for a 2:48 p.m. Tuesday launch attempt, Local 6 news partner Florida Today reports.

Atop the rocket is a classified National Reconnaissance Office satellite.

The rocket and its payload emerged from a vertical integration tower around 10:15 a.m. and took about a half-hour to reach the pad at Launch Complex 41.

The launch weather forecast is not ideal: Air Force meteorologists predict a 40 percent chance of conditions favorable for a liftoff.

Read the latest forecast here:

The mission's precise launch window has not been disclosed but extends no later than 3:35 p.m.

The Atlas V rocket is flying in a "541" configuration, equipped with a five-meter diameter payload fairing, four strap-on solid rocket boosters and a single Centaur upper stage engine.

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