Suppression Forecast
Issued by NWS North Platte, NE

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FNUS73 KLBF 251608
FWSLBF

Spot Forecast for East Twin Black Line...USFWS
National Weather Service North Platte NE
1108 AM CDT Wed Apr 25 2018

Forecast is based on ignition time of 1200 CDT on April 25.
If conditions become unrepresentative, contact the National
Weather Service.

Please contact the NWS North Platte office at (308) 532-0921
(or 1-800-603-3562), if you have questions or concerns with
this forecast.

.DISCUSSION...

Highs will rise into the mid 60s and afternoon humidity is
expected to fall to near 20 to 25 percent today. Initially
west winds will become southwest by early to mid afternoon.


The next weather disturbance approaches the prescribed fire area
tonight. A cold front will track across the area with winds
shifting to the northwest. Winds will increase with gusts as high
as 30 MPH possible tomorrow morning. Only a slight chance of rain
exists with this front with thunderstorms unlikely.

.TODAY...

Sky/weather.........Sunny.
LAL.................No Tstms.
Max temperature.....Around 64.
Min humidity........23 percent.
Eye level winds.....Southwest winds 5 to 8 mph.
Wind (20 ft)........
 Slope/valley.......Southwest winds 5 to 8 mph.
Mixing height.......300-2000 ft AGL until 1000, then 2800-4400 ft
                    AGL.
Transport winds.....Southwest 5 to 13 mph.
Haines Index........3 to 4 very low to low.

TIME (CDT)      12P 1PM 2PM 3PM 4PM 5PM 6PM
Sky (%).........0   0   0   0   1   2   3
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1
Temp............52  54  57  59  62  63  64
RH..............42  36  32  29  25  24  23
20 FT wind dir..W   W   SW  SW  SW  SW  S
20 FT wind spd..4   5   5   5   6   6   6
20 FT wind gust.5       10  10  10  10  15
Eye lvl wnd dir.W   W   SW  SW  SW  SW  S
Eye lvl wnd spd.3   4   4   4   4   5   5
Eye lvl wnd gst.5       10  10  10  10  15
Mix hgt (kft)...3.3 3.6 3.8 4.1 4.4 4.4 4.4
Transp wind dir.W   SW  SW  SW  SW  SW  SW
Transp wind spd.6   7   8   9   10  12  13
Haines index....3   4   4   4   4   4   4

.TONIGHT...

Sky/weather.........Partly cloudy then becoming mostly cloudy.
                    Slight chance of showers early in the morning.
LAL.................No Tstms.
Min temperature.....Around 40.
Max humidity........79 percent.
Eye level winds.....Northwest winds 6 to 15 mph increasing to
                    around 17 mph early in the morning.
Wind (20 ft)........
 Slope/valley.......Northwest winds 6 to 15 mph increasing to
                    around 17 mph with gusts to around 30 mph early
                    in the morning.
Mixing height.......3000-4500 ft AGL until 2100, then 200-1800 ft
                    AGL.
Transport winds.....Southwest 10 to 13 mph shifting to the
                    northwest 12 to 14 mph after midnight, then
                    increasing to 22 to 31 mph early in the
                    morning.
Haines Index........5 moderate.

TIME (CDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM
Sky (%).........3   7   11  15  23  31  39  50  60  71  74  77
Weather cov.....                                            SCH
Weather type....                                            RW
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............62  59  54  49  46  45  44  44  43  42  41  40
RH..............25  30  37  46  53  58  62  62  65  67  73  76
20 FT wind dir..S   S   S   S   S   SW  SW  W   W   NW  NW  NW
20 FT wind spd..6   6   5   5   5   6   6   7   9   10  12  14
20 FT wind gust.15  15  10  10  15  15  15  15  20  25  25  30
Eye lvl wnd dir.S   S   S   S   S   SW  SW  W   W   NW  NW  NW
Eye lvl wnd spd.5   4   4   4   4   4   5   5   7   8   9   10
Eye lvl wnd gst.15  15  10  10  15  15  15  15  20  25  25  30
Mix hgt (kft)...4.5 3.0 1.6 0.2 0.2 0.3 0.3 0.3 0.3 0.4 1.1 1.8
Transp wind dir.SW  SW  S   S   S   S   SW  SW  W   NW  NW  N
Transp wind spd.13  13  12  12  12  12  12  10  12  14  22  31
Haines index....5   5   5   5   5   5   5   5   5   5   5   5

.THURSDAY...

Sky/weather.........Partly sunny then becoming sunny.
LAL.................No Tstms.
Max temperature.....Around 58.
Min humidity........32 percent.
Eye level winds.....North winds 15 to 19 mph.
Wind (20 ft)........
 Slope/valley.......North winds 15 to 19 mph with gusts to around
                    35 mph.
Mixing height.......2400-3400 ft AGL until 1100. 6700-7500 ft AGL
                    after 1300.
Transport winds.....North 30 to 39 mph decreasing to 24 to 29 mph
                    in the afternoon.
Haines Index........3 to 5 very low to moderate.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Sky (%).........80  74  68  63  54  45  35  30  25  20  18  17
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............40  41  43  45  47  50  52  54  55  57  58  58
RH..............79  79  73  68  60  50  43  38  35  33  32  32
20 FT wind dir..N   N   N   N   N   N   N   N   N   N   N   N
20 FT wind spd..14  14  15  15  15  15  14  14  14  13  13  12
20 FT wind gust.30  35  35  35  35  35  30  30  30  30  25  25
Eye lvl wnd dir.N   N   N   N   N   N   N   N   N   N   N   N
Eye lvl wnd spd.10  11  11  11  11  11  11  10  10  10  10  9
Eye lvl wnd gst.30  35  35  35  35  35  30  30  30  30  25  25
Mix hgt (kft)...2.4 2.8 3.1 3.4 4.5 5.6 6.7 7.0 7.2 7.5 7.2 7.0
Transp wind dir.N   N   N   N   N   N   N   N   N   N   N   N
Transp wind spd.38  39  37  33  32  31  30  29  28  26  25  24
Haines index....3   3   3   3   3   3   5   5   5   5   5   5

$$
Forecaster...Kulik
Requested by...Billy Cumbow
Type of request...PRESCRIBED
.TAG 1807822.0/LBF
.EMAIL billy_cumbow@fws.gov



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