Spot Forecast Issued by NWS Tucson, AZ
000
FNUS75 KTWC 171305
FWSTWC
Spot Forecast for Mesa Rx...USFS
National Weather Service Tucson AZ
605 AM MST Wed Apr 17 2024
Forecast is based on ignition time of 0700 MST on April 17.
.DISCUSSION...Dry conditions with a rapid warming trend over the
next few days. Minimum humidities will bottom out around 10 percent with
modest overnight recoveries. Typical diurnal wind trends.
.TODAY...
Sky/weather.........Sunny.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....73-76 degrees.
Min humidity........10-13 percent.
20-foot winds.......Southerly winds 5 to 7 mph shifting to the
west 8 to 13 mph with gusts to around 19 mph
in the afternoon.
Mixing height.......2600 ft AGL increasing to 7300 ft AGL.
Transport winds.....South around 6 knots shifting to the west
around 13 knots in the afternoon.
Haines Index........4 or low potential for large plume dominated
fire growth.
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of pcpn......0 percent.
LAL.................1.
Min temperature.....46-49 degrees.
Max humidity........34-37 percent.
20-foot winds.......West winds 6 to 10 mph.
Mixing height.......2000 ft AGL decreasing to 100 ft AGL early in
the evening.
Transport winds.....Northwest 7 to 12 knots.
Haines Index........5 or moderate potential for large plume
dominated fire growth.
.THURSDAY...
Sky/weather.........Sunny.
Chance of pcpn......0 percent.
LAL.................1.
Max temperature.....77-80 degrees.
Min humidity........8-11 percent.
20-foot winds.......South winds 5 to 7 mph shifting to the west 9
to 14 mph with gusts to around 19 mph in the
afternoon.
Mixing height.......1100 ft AGL increasing to 4000 ft AGL late in
the morning, then increasing to 6900 ft AGL
late in the morning increasing to 7700 ft AGL
late in the afternoon decreasing to 5700 ft
AGL.
Transport winds.....West 6 to 15 knots.
Haines Index........4 or low potential for large plume dominated
fire growth.
$$
Forecaster...MEYER
Requested by...Joe Names
Type of request...PRESCRIBED
.TAG 2410278.6/TWC
.DELDT 04/17/24
.FormatterVersion 2.0.0
.EMAIL joseph.names@usda.gov
Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson