Suppression Forecast
Issued by NWS Denver/Boulder, CO

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000
FNUS75 KBOU 192146
FWSBOU

Spot Forecast for Pingree Hill...USFS
National Weather Service Denver/Boulder CO
346 PM MDT Thu Apr 19 2018

Forecast is based on ignition time of 1600 MDT on April 19.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...South/southeast breezes will continue through the
rest of the afternoon and this evening as a deep low pressure
system moves across the Great Basin. The airmass is dry, and only
moderate humidity recovery will occur overnight. Winds will slowly
weaken later tonight with light and more moist upslope flow
developing. As the storm system approaches, rain and snow will
develop and become more widespread through Friday afternoon and
evening.

.REST OF TODAY...

Sky/weather.........Mostly cloudy.
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 51.
Min humidity........24%.
Wind (20 ft)........Southeast winds 6-10 mph with gusts to around
                    18 mph.
Mixing height.......4400-4800 ft AGL.
Transport winds.....Southeast 20-25 mph.
Smoke dispersal.....Good.
Haines Index........3 very low.

.TONIGHT...

Sky/weather.........Cloudy. Slight chance of rain and snow after
                    2400.
CWR.................0 percent increasing to 10 percent early in the
                    morning.
LAL.................1.
Min temperature.....Around 32.
Max humidity........72%.
Wind (20 ft)........Southeast winds 5-11 mph with gusts to around
                    18 mph becoming northeast 2-6 mph after 2400.
Mixing height.......3300-4100 ft AGL until 2000. Below 1000 FT AGL
                    after 0300.
Transport winds.....Southeast 20-30 mph until 2400, then 10-15 mph.
Smoke dispersal.....Good until 1900, then poor until 2100.
Haines Index........3 very low.

.FRIDAY...

Sky/weather.........Cloudy. A chance of rain and snow until 1300, then
                    rain, snow and slight chance of thunderstorms.
CWR.................25 percent increasing to 85 percent.
LAL.................1 until 1200, then 3.
Max temperature.....Around 36.
Min humidity........66%.
Wind (20 ft)........Variable up to 5 mph until 0900, then east 5-11
                    mph. Gusty and erratic winds expected near
                    thunderstorms after 1200.
Mixing height.......1700-2700 ft AGL.
Transport winds.....Southeast 10-20 mph.
Smoke dispersal.....Poor until 1500, then fair until 1600, then
                    poor.
Haines Index........2 very low.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...
Snow showers and chance of rain. Lows in the mid 20s. Highs in
the lower 40s. Northeast winds around 5 mph.
.SUNDAY...
Warmer. Partly cloudy. Slight chance of rain and snow. Lows in
the lower 30s. Highs in the lower 50s. West winds around 5 mph.
.MONDAY...
Partly cloudy. Chance of rain and slight chance of thunderstorms.
Lows in the lower 30s. Highs in the upper 50s. Southwest winds
5-6 mph.
.TUESDAY...
Mostly cloudy. Chance of rain and snow. Lows around 30. Highs in
the lower 50s.
.WEDNESDAY...
Partly cloudy with slight chance of thunderstorms. Lows in the
upper 20s. Highs in the lower 50s.


Fire Weather Table for Pingree Hill.

+++  Data in the following table has been sampled directly from the
     forecast database.  Values in the table may vary slightly from
     information in the narrative forecast.  Feedback welcome.  +++

FORECAST SC PP WR AT RH  20-FT  G H L  15KFT  MIXG  TRANS VENTL  AJTV
VALID AT  %  %  %  F  %   WIND  S I A   WIND   HGT   WIND  RATE RATNG
                           MPH  T   L    MPH   AGL    MPH KT-FT

04/19-16 62  1  0 51 24  SE 16 25 3 1         4751 SSE 22 92366   G
04/19-17 72  1  0 50 24  SE 16 25 3 1         4434 SSE 25 97029   G
04/19-18 81  7  1 49 25  SE 16 25 3 1         4117 SSE 28100145    V
04/19-19 81  7  1 47 27  SE 14 22 3 1         3261 SSE 26 73670   G
04/19-20 80  8  2 44 32  SE 12 18 3 1         2405  SE 24 50160  F
04/19-21 80  8  2 41 37  SE  9 15 2 1         1548  SE 22 29616 P
04/19-22 79 10  2 39 42 ESE  8 13 2 1         1409  SE 20 24653 P
04/19-23 79 12  2 38 46   E  8 13 2 1         1271  SE 18 20144 P
04/20-00 78 15  3 37 50   E  7  7 2 1         1132  SE 16 16090 P
04/20-01 81 17  3 36 54 ENE  6  6 2 1         1063  SE 14 13035 P
04/20-02 84 19  4 35 59 ENE  6  6 2 1          995  SE 12 10248 P
04/20-03 87 21  4 34 64  NE  5  5 2 1          927  SE  9  7728 P
04/20-04 86 29  8 33 72  NE  3  3 2 1          938  SE  8  6814 P
04/20-05 84 37 15 32 72 NNE  2  2 2 1          949 SSE  7  5876 P
04/20-06 83 45 22 32 69 NNE  2  2 2 1          959 SSE  6  4915 P
04/20-07 85 46 23 33 69  NE  2  2 2 1         1199 SSE  7  7523 P
04/20-08 87 48 24 35 66   E  3  3 2 1         1439  SE  8 10682 P
04/20-09 89 49 25 36 67   E  5  5 2 1         1679  SE 10 14394 P
04/20-10 91 59 36 36 67   E  5  5 2 1         1874 ESE 12 18565 P
04/20-11 92 69 51 36 69   E  5  5 2 1         2070 ESE 13 23256 P
04/20-12 94 79 66 36 69   E  6  6 2 4         2265 ESE 15 28467 P
04/20-13 97 83 73 36 72   E  7  7 2 4         2392 ESE 16 32676 P
04/20-14100 86 78 35 78   E  9 15 2 4         2520 ESE 17 37164 P
04/20-15100 90 84 34 82   E 10 16 2 4         2647 ESE 18 41929  F
04/20-16100 90 84 33 85   E 10 16 2 4         2743 ESE 15 36272 P
04/20-17100 90 84 33 85   E  8 13 2 4         2838  SE 13 30117 P
04/20-18 98 87 79 33 82   E  8 13 2 1         2264 ESE  9 18540 P
04/20-19 98 87 79 33 81   E  7  7 2 1         2300 ESE  8 16930 P
04/20-20 99 87 79 33 79   E  7  7 2 1         2337   E  8 15259 P
04/20-21 99 87 79 32 82   E  6  6 2 1         2373 ENE  7 13527 P
04/20-22 99 87 79 30 87   E  5  5 2 1         2248 ENE  7 12876 P
04/20-23 98 87 79 29 90   E  5  5 2 1         2122 NNE  7 12219 P
04/21-00 98 83 73 28 92   E  3  3 2 1         1997   N  7 11554 P
04/21-01 96 83 73 28 91 ENE  2  2 2 1         1942   N  7 12517 P
04/21-02 91 83 73 28 89  NE  2  2 2 1         1887   N  8 13408 P
04/21-03 89 83 73 28 88 NNE  2  2 2 1         1833 NNW  9 14227 P
04/21-04 91 83 73 27 92   N  3  3 2 1         1995 NNW 12 19087 P
04/21-05 94 83 73 27 92   N  3  3 2 1         2158 NNW 13 24533 P
04/21-06 96 65 45 27 92 NNW  5  5 2 1         2321  NW 15 30566 P
04/21-07 95 65 45 29 85   N  5  5 2 1         2771 NNW 15 37294 P
04/21-08 94 65 45 32 77   N  3  3 2 1         3222 NNW 16 44280  F
04/21-09 93 65 45 34 72   N  3  3 2 1         3672 NNW 16 51523  F
04/21-10 93 65 45 36 69   N  5  5 2 1         4244 NNW 16 58088  F
04/21-11 92 65 45 37 70 NNE  5  5 2 1         4816 NNW 15 64259   G
04/21-12 91 52 28 38 70 NNE  6  6 2 1         5388 NNW 15 70038   G
04/21-13 90 52 28 39 69  NE  6  6 2 1         5323 NNW 14 63682   G
04/21-14 87 52 28 39 69  NE  5  5 2 1         5258 NNW 13 57461  F
04/21-15 86 52 28 40 67  NE  5  5 2 1         5193  NW 12 51374  F
04/21-16 82 52 28 42 63 NNE  5  5 2 1         4908  NW 10 46003  F
04/21-17 74 52 28 43 60 NNW  5  5 2 1         4623  NW 10 40929  F
04/21-18 70 19  4 43 60 WNW  5  5 2 1         4338 WNW  9 36151 P
04/21-19 65 19  4 41 63   W  5  5 2 1         3328 WNW  9 27090 P
04/21-20 54 19  4 37 72 WSW  3  3 2 1         2317 WNW  9 18417 P
04/21-21 49 19  4 34 78  SW  3  3 2 1         1306 WNW  9 10132 P
04/21-22 45 19  4 33 79 WSW  5  5 2 1         1262 WNW 12 12724 P
04/21-23 36 19  4 33 77 WSW  6  6 2 1         1217   W 14 15109 P
04/22-00 32  2  0 33 75   W  7  7 2 1         1172   W 17 17286 P
04/22-01 29  2  0 33 75   W  8  8 2 1         1070   W 16 15184 P
04/22-02 23  2  0 32 78   W  8 13 2 1          968   W 16 13196 P
04/22-03 20  2  0 32 78   W  8 13 2 1          865   W 15 11321 P
04/22-04 19  2  0 31 81   W  8 14 2 1          877   W 15 11147 P
04/22-05 16  2  0 31 80   W  8 14 2 1          888   W 14 10965 P
04/22-06 14  2  0 33 75   W  8 13 2 1          900   W 14 10774 P
04/22-07 14  2  0 36 70 WNW  7  7 2 1         1882 WNW 14 22827 P
04/22-08 14  2  0 41 62  NW  7  7 2 1         2865  NW 14 35176 P
04/22-09 14  2  0 45 55  NW  6  6 2 1         3848 NNW 14 47823  F
04/22-10 15  2  0 48 49 NNW  5  5 2 1         4646 NNW 13 50269  F
04/22-11 16  2  0 51 43 NNE  3  3 3 1         5444  NW 10 50149  F
04/22-12 17  8  2 52 41  NE  3  3 3 1         6241  NW  9 47462  F
04/22-13 24  8  2 54 38 ENE  3  3 3 1         6769  NW  9 51608  F
04/22-14 37  8  2 55 38   E  5  5 3 1         7297  NW  9 55775  F
04/22-15 44  8  2 56 37 ESE  5  5 3 1         7825 WNW  9 59962  F
04/22-16 38  8  2 56 37 ESE  5  5 3 1         7051 WNW  8 50383  F
04/22-17 27  8  2 55 39 ESE  6  6 3 1         6277 WSW  8 41605  F
04/22-18 21  3  1 54 40 ESE  6  6 3 1         5503  SW  7 33628 P

KEY:

FORECAST    - MONTH/DAY-HOUR OF FORECAST
VALID AT    - /24-HOUR CLOCK LOCAL TIME/
SC          - SKY COVER /PERCENT/
PP          - PROBABILITY OF PRECIPITATION 0.01 INCH /PERCENT/
WR          - PROBABILITY OF WETTING RAIN 0.10 INCH /PERCENT/
AT          - TEMPERATURE /DEGREES F/
RH          - RELATIVE HUMIDITY /PERCENT/
20-FT WIND  - 20-FOOT WIND /MPH/
GST         - 20-FOOT WIND GUST /MPH/
HI          - HAINES INDEX
LAL         - LIGHTNING ACTIVITY LEVEL
15KFT WIND  - 15000 FEET ABOVE MEAN SEA LEVEL FREE-AIR WINDS /MPH/
MIXG HGT    - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/
TRANS WIND  - TRANSPORT WINDS /MPH/
VENTL RATE  - VENTILATION RATE /KNOT-FEET/
AJTV RATNG  - SMOKE DISPERSION ADJECTIVE RATING
                P - POOR  F - FAIR  G - GOOD
                V - VERY GOOD  E - EXCELLENT

$$
FORECASTER...BARJENBRUCH
REQUESTED BY...Chet Dieringer
TYPE OF REQUEST...PRESCRIBED
.TAG 1806768.3/BOU


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