Cardinals-49ers: 70 percent chance of rain

SAN FRANCISCO -- The playing surface at Candlestick Park tends to get slippery in spots even without help from above.

Weather forecasts are calling for a 70 percent chance of rain Sunday afternoon, a factor for the 4 p.m. ET kickoff featuring the Arizona Cardinals and San Francisco 49ers.

The forecast calls for only light winds, however, a plus for both teams' quarterbacks and kickers. The temperature in San Francisco is presently 50 degrees. The forecast calls for a high of 52.