Suppression Forecast
Issued by NWS Hastings, NE

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
819
FNUS73 KGID 121052
FWSGID

Spot Forecast for McMurtrey...USFWS
National Weather Service Hastings NE
552 AM CDT Thu Apr 12 2018

Forecast is based on ignition time of 0800 CDT on April 12.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Relative humidities should bottom out around 30-40 percent this
afternoon. North-northeast winds this morning will become easterly by late
morning with wind speeds of 10-15mph and gusts up to 25mph.

Winds will become light and variable overnight then turn to the
north-northwest during the day on Friday. Conditions will turn
increasingly windy Friday afternoon and remain very windy through
Saturday evening. There is a fairly high likelihood of 60mph wind
gusts on Saturday!


.TODAY...

Sky/weather.........Sunny (20-30 percent).
Max temperature.....Around 76 at 4PM.
Min humidity........39 percent at 4PM.
Wind (20 ft)........East winds 6 to 13 mph.
Mixing height.......300-1900 ft AGL this morning increasing to 4200-4400 ft
                    AGL this afternoon.
Transport winds.....Northeast 8 to 15 mph shifting to the east 9 to
                    13 mph late in the afternoon.
Haines Index........2 to 5 or low potential for large plume
                    dominated fire growth to moderate potential for
                    large plume dominated fire growth.

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Sky (%).........27  23  19  19  19  19  22  25  28  29  30
Weather cov.....
Weather type....
Tstm cov........
Temp............45  49  54  58  62  65  68  71  74  75  76
RH..............86  80  69  59  54  50  45  42  40  40  39
20 FT wind dir..NE  E   E   E   E   E   E   E   E   E   E
20 FT wind spd..8   10  13  13  13  13  12  12  10  9   8
20 FT wind gust.15  15  20  20  20  20  20  20  15  15  15
Mix hgt (kft)...0.6 1.0 1.4 1.9 2.3 2.8 3.4 4.0 4.3 4.4 4.2
Transp wind dir.NE  NE  E   E   E   E   E   E   E   E   E
Transp wind spd.15  20  23  23  21  18  17  17  16  13  9
Haines index....5   4   4   3   3   2   2   2   2   2   3

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent) then becoming
                    mostly cloudy (60-70 percent).
Min temperature.....Around 53 at 7AM.
Max humidity........74 percent at 7AM.
Wind (20 ft)........Southeast winds 6 to 10 mph shifting to the
                    northeast around 8 mph early in the morning.
Mixing height.......2700-3700 ft AGL late this afternoon decreasing
                    to 400-1500 ft AGL early in the evening.
Transport winds.....East 8 to 16 mph shifting to the northeast 13
                    to 20 mph in the late evening and overnight.
Haines Index........2 to 4 or low potential for large plume
                    dominated fire growth to moderate potential for
                    large plume dominated fire growth.

TIME (CDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM
Sky (%).........31  44  57  74  68  62  56  60  64  69  62  56
Weather cov.....
Weather type....
Tstm cov........
Temp............75  72  68  64  62  61  61  60  60  59  57  55
RH..............41  48  54  58  62  62  62  62  62  62  67  72
20 FT wind dir..E   E   E   E   E   E   SE  SE  SE  S   SE  NE
20 FT wind spd..8   8   9   9   10  10  10  8   7   6   7   8
20 FT wind gust.15  15  15  15  15  15  15  15  10  10  10  15
Mix hgt (kft)...3.7 2.7 1.5 0.6 0.4 0.5 0.7 0.6 0.6 0.6 0.7 0.7
Transp wind dir.E   E   NE  NE  NE  NE  NE  NE  NE  NE  NE  N
Transp wind spd.8   12  16  20  20  18  17  15  14  13  14  15
Haines index....3   3   4   4   3   3   2   2   2   2   2   2

.FRIDAY...

Sky/weather.........Partly sunny (60-70 percent) then becoming
                    cloudy (85-95 percent). Slight chance of
                    thunderstorms early in the afternoon. Chance of
                    rain showers in the afternoon.
Max temperature.....Around 54 in the early afternoon.
Min humidity........59 percent in the early afternoon.
Wind (20 ft)........Northwest winds 9 to 17 mph with gusts to
                    around 30 mph increasing to 20 to 21 mph with
                    gusts to around 35 mph late in the afternoon.
                    Gusty and erratic winds expected near
                    thunderstorms early in the afternoon.
Mixing height.......800-2400 ft AGL.
Transport winds.....Northwest 7 to 16 mph.
Haines Index........2 low potential for large plume dominated fire
                    growth.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Sky (%).........50  52  58  61  63  66  67  70  75  78  82  89
Weather cov.....                        CHC CHC CHC CHC CHC CHC
Weather type....                        RW  RW  RW  RW  RW  RW
Tstm cov........                        SCH SCH SCH
Temp............54  53  53  53  53  54  54  54  54  52  49  46
RH..............74  74  71  69  69  64  64  61  59  61  63  65
20 FT wind dir..N   N   NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..9   12  13  14  14  13  13  14  15  17  20  21
20 FT wind gust.15  20  20  25  25  20  20  25  30  30  30  35
Mix hgt (kft)...0.8 0.9 1.0 1.1 1.3 1.5 1.7 2.0 2.3 2.4 2.4 2.2
Transp wind dir.N   N   N   N   N   N   NW  NW  NW  W   NW  N
Transp wind spd.16  16  14  13  10  8   7   7   8   10  12  14
Haines index....2   2   2   2   2   2   2   2   2   2   2   2

$$
Forecaster...Thies
Requested by...Cody Miller
Type of request...PRESCRIBED
.TAG 1806275.3/GID



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