Clear, calm, and dry conditions set the state for radiational cooling of the ground and surfaces just above the ground overnight and through the early morning hours of Monday, December 16th. A cold front came through the region on December 14th.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS BRO wrote it up.
Clear, calm, and dry conditions set the state for radiational cooling of the ground and surfaces just above the ground overnight and through the early morning hours of Monday, December 16th. A cold front came through the region on December 14th. Afternoon humidity around 20 to 25 percent on December 15th with dew points in the low to mid 20s combined with the calm winds to allow temperatures to plummet after sunset; reading were in the mid to highs 30s at or before midnight. After midnight, temperatures dropped to or below freezing across large portions of Kenedy and Brooks counties. The Falfurrias COOP site in Brooks County reported a low of 26 degrees, while in Kenedy County, the Sarita COOP site reported a low of 28 degrees and the Armstrong COOP site reported a low of 29 degrees. Decent moisture still near the top of the soil, left behind from the rains of November and held in place by a cool second week of December, aided frost development.
The national radar mosaic for the moment the first event began.
2 frost/freeze. Local standard time, as filed.
During the early morning hours of December 16th, temperatures dropped to or below freezing across large portions of Kenedy County. The Sarita COOP site reported a low of 28 degrees and the Armstrong COOP site reported a low of 29 degrees.
During the early morning hours of December 16th, temperatures dropped to or below freezing across large portions of Brooks County. The Falfurrias COOP site reported a low of 26 degrees.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2013Every state in 2013This day in weather historyWarnings in Texas, December 2013
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 489625, 489626.