Suppression Forecast
Issued by NWS St. Louis, MO

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FNUS73 KLSX 231121
FWSLSX

Spot Forecast for High Ridge...Missouri Dept. of Natural Resources
National Weather Service Saint Louis MO
621 AM CDT Thu Mar 23 2017

Forecast is based on ignition time of 1100 CDT on March 23.
If conditions become unrepresentative, contact the
National Weather Service.

.DISCUSSION...
Scattered showers and thunderstorms are expected today as a warm front
moves across the area today.  After a break tonight and early Friday,
showers and thunderstorms are expected to move back into the area
late Friday as a storm system moves across Missouri and Illinois.
Temperatures will be above normal through this weekend.

.REST OF TODAY...

Sky/weather.........Cloudy (90-100 percent) then becoming mostly
                    sunny (40-50 percent). Scattered showers and
                    thunderstorms late in the morning.
Chance of pcpn......40 percent.
LAL.................1-8 strikes until 1300, then No Tstms.
Temperature.........47 at ignition...Max 71.
RH..................60 percent at ignition...Min 37 percent.
Wind (20 ft)........Winds southeast at 12 mph at
                    ignition...otherwise South winds 12 to 15 mph.
                    Gusty and erratic winds expected near
                    thunderstorms late in the morning.
Eye level winds.....Southeast wind around 6 mph at ignition,
                    shifting to the south at 6 to 8 in the
                    afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1400 ft at ignition, 2800 ft AGL at max heating.
Transport winds.....South around 26 mph.
Smoke dispersal.....Good (10150 m/s-m) at max heating.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM   7 PM   9 PM
Sky (%).........96     89     43     28     30     31
Weather cov.....SCTTRD
Weather type....RNSHWR NONE   NONE   NONE   NONE   NONE
Tstm cov........SCTTRD
CWR.............40     10     10     10     0      0
LAL.............2      1      1      1      1      1
Temp............47     58     67     71     68     64
RH..............60     47     43     44     52     63
20 ft wind......SE 12  SE 12  S 14   S 15   S 12   S 13
20 ft wind gust.15     15     20     20     15     20

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent).
Chance of pcpn......0 percent.
LAL.................No Tstms.
Temperature.........Min 59.
RH..................Max 82 percent.
Wind (20 ft)........South winds 8 to 13 mph.
Eye level winds.....South wind at 4 to 6 mph.
Haines Index........N/A.
Mixing height.......N/A.
Transport winds.....N/A.
Smoke dispersal.....N/A.

.FRIDAY...

Sky/weather.........Mostly sunny (45-55 percent) then becoming
                    mostly cloudy (80-90 percent). Rain showers
                    likely and chance of thunderstorms in the
                    afternoon.
Chance of pcpn......70 percent.
LAL.................No Tstms until 1300, then 9-15 strikes.
Temperature.........Max 75.
RH..................Min 42 percent.
Wind (20 ft)........South winds 9 to 14 mph. Gusts up to 25 mph
                    increasing to 30 mph in the late morning and
                    early afternoon. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Eye level winds.....South wind around 7 mph with gusts of 12 to 15
                    mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......7400 ft AGL at max heating.
Transport winds.....South around 37 mph.
Smoke dispersal.....Excellent (37030 m/s-m) at max heating.

$$
Forecaster...Carney
Requested by...Roxie Campbell
Type of request...PRESCRIBED
.TAG 1704932.2/LSX


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.