Below is the weather report for the next several days from WUNDERGROUND

Tonight

Breezy. Mostly clear. Lows 39 to 45. Southwest winds 15 to 25 mph until early morning becoming light. Wind chill readings 115 below to 120 below zero.
Tuesday

Breezy. Mostly sunny. Highs 64 to 70. Northwest winds 15 to 25 mph. Wind chill readings 115 below to 120 below zero.
Tuesday Night

Breezy. Mostly clear. Lows 33 to 39. North winds 15 to 25 mph. Wind chill readings 115 below to 120 below zero.
Wednesday

Mostly sunny. Highs 70 to 76. Northeast winds around 15 mph shifting to the west in the afternoon. Wind chill readings 115 below to 120 below zero.
Wednesday Night

Mostly clear. Lows 40 to 46. Light winds. Wind chill readings 115 below to 120 below zero.

How does one protect roses against that kind of weather? It's positively Martian.

Good grief! I have no clue.

Uh, sounds like a minor error. Oops!! :D

I'd stay inside just in case.

I'll stay in too. With wind chill of 115-120 below zero in Arizona, even California won't be safe.

The windchill warnings are no longer on the webpage. Oops

Good thing they removed them. All the roses look fine.