347
FNUS73 KUNR 140004
FWSUNR

Spot Forecast for American Horse...Pine Ridge Agency
National Weather Service Rapid City SD
604 PM MDT Fri Jun 13 2025

Forecast is based on forecast start time of 1900 MDT on June 12.
If conditions become unrepresentative, contact the National Weather
Service.

DISCUSSION...There is a chance for storms/showers over the spot
area this evening around 7 to 10 PM MDT. Chance for severe is low,
but it is possible. Gusty and erratic winds can be expected near
any storms. Outside of storms, winds will generally be out of the
east to southeast this evening, and overnight. RH recovery will
be excellent tonight, with some light fog/haze possible over the
spot area Saturday morning. Another round of storms (some severe)
will be possible over the spot location Saturday afternoon and
evening.


.REST OF TONIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Haze in the
                    evening. Areas of fog overnight. Slight chance
                    of showers and thunderstorms in the late
                    evening and overnight.
Min temperature.....Around 59.
Max humidity........100 percent.
Wind (20 ft)........East to southeast winds 15 to 25 mph with gusts to
                    around 25 mph decreasing to 5 to 15 mph with
                    gusts to around 20 mph late in the evening,
                    then shifting to the north overnight with gusts to
                    around 12 mph shifting to the northeast after 3 am
                    decreasing to around 5 mph. Gusty and erratic winds
                    expected near thunderstorms in the evening.
CWR.................20 percent.
Mixing height.......600 to 1100 ft agl.
Transport winds.....Northeast 15 to 20 mph.
Smoke dispersal.....Poor.

TIME (MDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........57  67  77  77  77  76  78  79  80  86  92
Weather cov.....DEF DEF DEF DEF DEF ARS ARS ARS ARS ARS ARS
Weather type....HAZ HAZ HAZ HAZ HAZ FOG FOG FOG FOG FOG FOG
Tstm cov........            SCH SCH SCH SCH SCH
CWR.............0   0   0   0   0   0   0   0   0   0   0
Temp............76  68  65  63  62  61  61  61  61  60  60
RH..............66  93  100 100 100 100 100 97  97  96  96
20 FT wind dir..N   NE  NE  NE  NE  N   NE  N   N   NE  NE
20 FT wind spd..14  22  17  12  5   10  7   5   5   7   3
20 FT wind gust.20  31  25  21  13      10  12  8   10  8
Mix hgt (kft)...2.3 0.9 1.0 1.1 1.0 0.9 0.9 0.6 0.6 0.8 0.9
Transp wind dir.NE  NE  NE  NE  N   N   N   N   N   N   NE
Transp wind spd.17  17  16  15  14  13  12  12  13  13  14

.SATURDAY...

Sky/weather.........Partly sunny (45-55 percent). Areas of fog
                    early in the morning. Chance of showers
                    and thunderstorms late in the afternoon. Chance
                    of showers and thunderstorms in the
                    evening.
Max temperature.....Around 88.
Min humidity........41 percent.
Wind (20 ft)........Southeast winds around 15 mph shifting to the
                    south in the late morning and afternoon. Gusts
                    up to 20 mph. Gusty and erratic winds expected
                    near thunderstorms.
CWR.................25 percent.
Mixing height.......4800 to 5300 ft agl.
Transport winds.....Southeast around 20 mph.
Smoke dispersal.....Good.

TIME (MDT)      6 AM         10 AM        2 PM
Sky (%).........60           43           45
Weather cov.....AREAS
Weather type....FOG          NONE         NONE
Tstm cov........
CWR.............30           30           30
Temp............61           76           85
RH..............93           62           46
20 FT wind......SE 12G18     S 12G17      SE 12G17
Mix hgt (ft)....400          2200         4600
Transport wind..SE 18        S 17         S 16

$$
Forecaster...AD
Requested by...Justin Bauer
Type of request...WILDFIRE
.TAG 2515887.0/UNR
.DELDT 06/12/25
.FormatterVersion 2.0.0
.EMAIL justin.bauer@bia.gov