Suppression Forecast
Issued by NWS Boise, ID

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000
FNUS75 KBOI 160204
FWSBOI

Spot Forecast for Weiser River Rx...USDA
National Weather Service Boise ID
804 PM MDT Tue May 15 2018

Forecast is based on ignition time of 2000 MDT on May 15.
If conditions become unrepresentative...contact the National Weather
Service.

...SHOWERS AND THUNDERSTORMS FOR THE NEXT SEVERAL DAYS...

.DISCUSSION...
An upper low will continue to lift northward through Idaho and
Oregon this evening. The airmass remains moist and unstable,
therefore showers and thunderstorms will continue this evening.
Gusty and erratic winds will accompany the thunderstorms, along
with heavy rain and small hail. Another slow-moving upper low
will move into the region Wednesday night bringing continued
chances of showers and thunderstorms through at least the end of
the week.

.TONIGHT...

Sky/weather.........Mostly cloudy. Showers and isolated thunderstorms
                    in the evening, then scattered showers after
                    midnight. Chance of precipitation 80 percent.
Min temperature.....47 to 52.
Max humidity........85 to 90 percent.
CWR /0.10 inch/.....40 percent.
LAL.................2 in the evening, decreasing to 1 after
                    midnight.
Wind - eye level....South around 5 mph (except gusty/erratic winds
                    to 30 mph in the vicinity of thunderstorms),
                    becoming downslope around 3 mph by midnight.
Mixing height.......300 ft AGL.
Transport winds.....Southeast around 5 mph.
Haines Index........3 very low.
Ventilation index...15 poor.

.WEDNESDAY...

Sky/weather.........Mostly cloudy. A chance of showers in the
                    morning, then showers likely and a chance of
                    thunderstorms in the afternoon. Chance of
                    precipitation 60 percent.
Max temperature.....65 to 70.
Min humidity........45 to 50 percent.
CWR /0.10 inch/.....40 percent.
LAL.................1 in the morning, increasing to 4 in the
                    afternoon.
Wind - eye level....Downslope around 3 mph in the morning, becoming
                    southeast around 5 mph. Gusty/erratic winds
                    in the vicinity of thunderstorms.
Mixing height.......5000 ft AGL.
Transport winds.....South around 10 mph.
Haines Index........3 very low.
Ventilation index...500 good.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly cloudy with a chance of showers. A
                    slight chance of thunderstorms in the evening.
                    Chance of precipitation 30 percent.
Min temperature.....47 to 52.
Max humidity........85 to 90 percent.
CWR /0.10 inch/.....20 percent.
LAL.................2 in the evening, decreasing to 1 after
                    midnight.
Wind - eye level....Southeast around 4 mph in the evening, becoming
                    downslope around 3 mph after midnight. Gusty/erratic
                    winds in the vicinity of thunderstorms.
Mixing height.......400 ft AGL.
Transport winds.....Northeast around 5 mph.
Haines Index........3 very low.
Ventilation index...20 poor.

.THURSDAY...

Sky/weather.........Mostly cloudy. A chance of showers in the
                    morning, then showers likely and a slight
                    chance of thunderstorms in the afternoon.
                    Chance of precipitation 60 percent.
Max temperature.....63 to 68.
Min humidity........50 to 55 percent.
CWR /0.10 inch/.....40 percent.
LAL.................1 in the morning, increasing to 2 in the
                    afternoon.
Wind - eye level....Downslope around 3 mph in the morning, becoming
                    northwest around 4 mph in the afternoon. Gusty/erratic
                    winds in the vicinity of thunderstorms.
Mixing height.......4500 ft AGL.
Transport winds.....Northwest around 5 mph.
Haines Index........2 very low.
Ventilation index...225 fair.

$$
Forecaster...Wojcik
Requested by...Phillip J Graeve
Type of request...PRESCRIBED
.TAG 1810061.0/BOI



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