Suppression Forecast
Issued by NWS La Crosse, WI

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
000
FNUS73 KARX 231237
FWSARX

Spot Forecast for OSR 23B...USFWS
National Weather Service La Crosse WI
737 AM CDT Sun Apr 23 2017

Forecast is based on ignition time of 1000 CDT on April 23.
If conditions become unrepresentative...contact the National Weather
Service.

Please contact our office at (608) 784-8292 if you have questions
or concerns with this forecast.

.DISCUSSION...It will be another very dry day today with humidity
levels falling to around 30 percent or slightly lower this afternoon.
Overall expect relatively light westerly winds around 5-10 mph. A
front will progress westward this afternoon with easterly winds behind
it. Right now it appears the east/southeast wind shift will occur this
evening, but the timing of this boundary will need to be watched through
the day. Only some high clouds are expected otherwise.

.TODAY...

Sky/weather.........Mostly sunny.
TEMPERATURE.........57 at ignition...Max 71.
RH..................49 percent at ignition...Min 28 percent.
WIND (20 FT)........Winds west at 7 mph at ignition...otherwise
                    West winds 5 to 7 mph shifting to the south
                    late in the afternoon.
CWR.................0 percent.
MIXING HEIGHT.......1000 ft AGL at ignition...otherwise 300-1000 ft
                    AGL increasing to 7300-8900 ft AGL.
TRANSPORT WINDS.....Southwest 9 to 17 mph.
SMOKE DISPERSAL.....Poor /12200 knot-ft/ at ignition. Max...good
                    /44300 knot-ft/ increasing to excellent
                    (76400-108600 knot-ft) late in the morning.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........5   6   6   7   12  18  23  28  32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0   0   0   0   0   0   0   0   0
TEMP............57  62  66  68  70  71  71  70  69
RH..............49  39  34  31  29  28  28  29  31
20 FT WIND DIR..W   W   W   W   W   W   W   SW  S
20 FT WIND SPD..6   6   6   6   5   5   5   5   6
20 FT WIND GUST.10  10  10  10                  10

.TONIGHT...

Sky/weather.........Partly cloudy.
TEMPERATURE.........Min 37.
RH..................Max 89 percent.
WIND (20 FT)........Southeast winds 5 to 7 mph.
CWR.................0 percent.
MIXING HEIGHT.......5400-7300 ft AGL decreasing to 300-1200 ft AGL.
TRANSPORT WINDS.....Southeast 12 to 18 mph.
SMOKE DISPERSAL.....Fair to excellent (25900-69900 knot-ft)
                    decreasing to poor to fair (2800-18400 knot-ft)
                    in the late evening and overnight.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........36     37     35     31     35     39
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
CWR.............0      0      0      0      0      0
TEMP............66     56     47     43     40     37
RH..............34     51     71     73     79     85
20 FT WIND......E 5    SE 5   SE 6   E 6    E 5    E 5
20 FT WIND GUST.              10     10

.MONDAY...

Sky/weather.........Partly sunny.
TEMPERATURE.........Max 68.
RH..................Min 27 percent.
WIND (20 FT)........South winds 10 to 15 mph. Gusts up to 30 mph
                    late in the morning.
CWR.................0 percent.
MIXING HEIGHT.......300-1500 ft AGL increasing to 3000-4900 ft AGL.
TRANSPORT WINDS.....South 13 to 21 mph increasing to 32 to 33 mph.
SMOKE DISPERSAL.....Poor to fair (2800-27800 knot-ft) increasing to
                    good to excellent (55500-83300 knot-ft) late in
                    the morning, then increasing to excellent
                    (111000-142700 knot-ft) in the afternoon
                    decreasing to excellent (85100-85100 knot-ft)
                    late in the afternoon.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........42     33     33     42     51     59
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
CWR.............0      0      0      0      0      0
TEMP............39     48     58     65     68     67
RH..............85     65     44     28     28     33
20 FT WIND......SE 5   SE 6   SE 9   S 12   S 14   S 11
20 FT WIND GUST.       10     15     30     30     30

$$
Forecaster...JM
Requested by...Ben Halverson
Type of request...PRESCRIBED
.TAG 1707558.0/ARX
.EMAIL benjamin_halverson@fws.gov



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