 Navaj is available at Sam's Club, Walmart, Walgreens, CVS, or online at navaj.com. Here's the WGAW1340.com exclusive National Weather Service forecast for north-central Massachusetts and southern New Hampshire. Overnight, mostly clear, low around 49. Friday, sunny, high near 74. Friday night, partly cloudy, low around 53. Saturday, partly sunny, chances showers, high near 75.