Text Products for FWS Issued by LBF

Spot Forecast
Issued by NWS North Platte, NE
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FNUS73 KLBF 231849
FWSLBF

Spot Forecast for WTREX Niobrara...The Nature Conservancy
National Weather Service North Platte NE
149 PM CDT Tue Apr 23 2024

Forecast is based on ignition time of 1400 CDT on April 23.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

Winds speeds appeared to have peaked around 1 pm and a gradual
decrease in speeds is expected this afternoon followed by a sharp
drop off around sunset. Light winds tonight will become south
Wednesday.

The outlook for next week suggests no strong weather systems
Monday or Tuesday. Dew points will probably be 30s Monday and 40s
Tuesday. Warming temperatures Tuesday will lead to humidity
falling below 30 percent. best guess on humidity Monday is 40
percent.

.REST OF TODAY...

Sky/weather.........Sunny.
Max temperature.....Around 63.
Min humidity........27 percent.
Wind (20 ft)........North winds 14 to 20 mph.
Eye level winds.....North winds 8 to 12 mph.
LAL.................1.
Mixing height.......7600 ft AGL.
Transport winds.....North 21 to 28 mph.
Haines Index........5 moderate.

TIME (CDT)      2PM 3PM 4PM 5PM
Sky (%).........6   4   3   4
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1
Temp............60  61  62  63
RH..............31  28  28  27
20 FT wind dir..NW  N   N   N
20 FT wind spd..20  17  16  14
20 FT wind gust.26  24  23  20
Eye lvl wnd dir.NW  N   N   N
Eye lvl wnd spd.12  10  10  8
Eye lvl wnd gst.16  14  14  12
Mix hgt (kft)...6.8 7.3 7.6 7.4
Transp wind dir.NW  N   N   N
Transp wind spd.28  25  23  21
Haines index....5   5   5   5

.TONIGHT...

Sky/weather.........Mostly clear then becoming mostly cloudy.
Min temperature.....Around 36.
Max humidity........82 percent.
Wind (20 ft)........North winds 6 to 14 mph shifting to the
                    northeast around 5 mph late in the evening,
                    then becoming light late in the evening
                    becoming southeast 5 to 6 mph overnight.
Eye level winds.....North winds around 8 mph decreasing to up to 6
                    mph in the evening, then becoming light late in
                    the evening becoming southeast up to 4 mph
                    overnight.
LAL.................1.
Mixing height.......400 ft AGL.
Transport winds.....North 9 to 18 mph shifting to the northeast 6
                    to 7 mph late in the evening, then shifting to
                    the southeast 7 to 9 mph overnight.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........4   5   10  15  19  23  27  31  38  45  52  51
Weather cov.....
Weather type....
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............63  61  58  53  49  46  44  42  41  40  38  37
RH..............27  29  33  40  46  51  55  60  60  62  70  75
20 FT wind dir..N   N   N   N   NE  E   SE  S   S   S   S   S
20 FT wind spd..14  10  7   6   5   3   5   5   5   5   5   6
20 FT wind gust.18  15  10  9   6   6   6   6   7   6   7   8
Eye lvl wnd dir.N   N   N   N   NE  E   SE  S   S   S   S   S
Eye lvl wnd spd.8   6   4   4   3   2   3   3   3   3   3   4
Eye lvl wnd gst.11  9   6   5   4   4   4   4   4   4   4   5
Mix hgt (kft)...7.4 6.8 0.7 0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.N   N   N   NE  NE  E   SE  SE  SE  SE  SE  S
Transp wind spd.18  15  12  9   7   6   7   7   8   8   9   9
Haines index....5   5   5   5   5   5   5   4   4   4   4   4

.WEDNESDAY...

Sky/weather.........Partly sunny. Slight chance of showers.
Max temperature.....Around 66.
Min humidity........34 percent.
Wind (20 ft)........South winds 7 to 15 mph increasing to 17 to 20
                    mph in the afternoon.
Eye level winds.....South winds 5 to 12 mph becoming 6 to 11 mph in
                    the late morning and early afternoon, then
                    increasing to 11 to 12 mph late in the
                    afternoon.
LAL.................1.
Mixing height.......4600 ft AGL.
Transport winds.....South 12 to 21 mph increasing to 22 to 24 mph
                    late in the morning.
Haines Index........4 to 5 or low to moderate potential for large
                    plume dominated fire growth.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........49  48  51  55  59  63  68  72  68  63  58  55
Weather cov.....    SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH
Weather type....    RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............36  37  41  46  54  58  60  61  62  64  65  66
RH..............82  79  67  56  46  40  39  38  38  35  35  34
20 FT wind dir..SE  S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..7   8   8   10  13  15  15  17  18  18  20  18
20 FT wind gust.9   10  12  15  18  20  21  23  25  26  26  26
Eye lvl wnd dir.SE  S   S   S   S   S   S   S   S   S   S   S
Eye lvl wnd spd.4   5   5   6   8   9   9   10  11  11  12  11
Eye lvl wnd gst.5   6   7   9   11  12  13  14  15  16  16  16
Mix hgt (kft)...0.4 0.4 0.8 1.1 1.4 2.0 2.6 3.2 3.7 4.1 4.6 4.2
Transp wind dir.S   S   S   S   S   S   S   S   S   S   S   S
Transp wind spd.12  13  17  20  21  22  23  24  24  24  24  24
Haines index....4   4   4   4   4   4   4   5   5   5   5   5

$$
Forecaster...Cole
Requested by...Lyndsey Lascheck
Type of request...PRESCRIBED
.TAG 2412021.0/LBF
.DELDT 04/23/24
.FormatterVersion 2.0.0
.EMAIL Lyndsey.lascheck@tnc.org
National Weather Service Weather Forecast Office
