Spot Forecast
Issued by NWS Cheyenne, WY

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FNUS75 KCYS 261306
FWSCYS

Spot Forecast for Round 2 RX...Gering Fire Department
National Weather Service Cheyenne WY
706 AM MDT Sun May 26 2024

If conditions become unrepresentative, contact the National Weather
Service at (307) 772-2227

.DISCUSSION...
Partly cloudy skies this morning will give way to increasing clouds
and shower chances after 1100. A few thunderstorms possible after
1300 through the remaining afternoon. A breezy day with wind gusts
picking up after 1000. Turning northwest gusting to 30 mph during
the afternoon. Showers and storms ending fairly quickly this evening.

.REST OF TODAY...

Sky/weather.........Mostly sunny (40-50 percent). Slight chance of
                    rain showers in the morning. Chance of rain
                    showers and slight chance of thunderstorms in
                    the afternoon.
CWR.................6 percent.
LAL.................1 until 1200, then 2 until 1700, then 1.
Max temperature.....Around 74.
Min humidity........26 percent.
Wind (20 ft)........West winds 10 to 18 mph shifting to the
                    northwest 17 to 20 mph in the afternoon. Gusty
                    and erratic winds expected near thunderstorms
                    in the afternoon.
Mixing height.......10800 ft AGL increasing to 12800 ft AGL in the
                    afternoon.
Transport winds.....Northwest 20 to 25 mph.
Smoke dispersal.....Poor (28900 knot-ft) early in the morning
                    increasing to good (92200 knot-ft) in the
                    afternoon increasing to excellent (255500
                    knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

TIME (MDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........54  55  56  50  45  39  45  51  57  45  32
Weather cov.....                SCH CHC CHC CHC SCH SCH
Weather type....                RW  RW  RW  RW  RW  RW
Tstm cov........                    SCH SCH SCH SCH SCH
CWR.............0   0   0   0   0   10  10  10  10  10  10
LAL.............1   1   1   1   1   2   2   2   2   2   1
Temp............55  59  63  66  70  72  73  74  74  74  74
RH..............64  55  46  40  33  30  28  26  26  26  26
20 FT wind dir..W   W   W   W   W   W   NW  NW  NW  NW  NW
20 FT wind spd..10  14  17  17  18  20  20  18  18  18  17
20 FT wind gust.15  21  26  29  30  31  31  31  30  30  29
Mix hgt (kft)...1.7 3.1 4.8 6.9 9.0 11  12  12  12  13  13
Transp wind dir.NW  NW  NW  NW  W   W   W   W   W   NW  NW
Transp wind spd.20  21  22  22  21  21  21  21  22  23  25
Haines index....4   4   4   4   4   4   4   4   4   4   4
SDspl kt-ft/100029  56  92  131 167 193 208 218 227 256 277

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
CWR.................0 percent.
LAL.................1.
Min temperature.....Around 44.
Max humidity........86 percent.
Wind (20 ft)........North winds 9 to 17 mph shifting to the
                    northeast 5 to 6 mph late in the evening, then
                    becoming light late in the evening becoming
                    west 5 to 6 mph after 3 am.
Mixing height.......3800 ft AGL decreasing to 300 ft AGL late in
                    the evening.
Transport winds.....Northwest 17 to 25 mph shifting to the north 10
                    to 14 mph late in the evening, then shifting to
                    the southeast 6 to 7 mph late in the evening
                    shifting to the south 5 to 6 mph overnight
                    shifting to the west 6 to 7 mph shifting to the
                    northwest around 8 mph early in the morning.
Smoke dispersal.....Excellent (201400 knot-ft) decreasing to poor
                    (1800 knot-ft).
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........20  22  24  26  27  29  31  28  25  22  18  15
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............72  70  64  60  57  55  52  50  49  48  45  44
RH..............29  32  40  47  53  59  66  68  71  74  82  86
20 FT wind dir..NW  N   N   NE  NE  E   SE  SE  S   SW  W   W
20 FT wind spd..17  14  9   6   5   3   3   3   3   3   5   6
20 FT wind gust.26  22  15  10  7   6   5   5   5   6   7   8
Mix hgt (kft)...12  11  8.1 5.7 3.8 2.1 0.9 0.5 0.6 0.8 0.5 0.3
Transp wind dir.NW  NW  NW  NW  N   E   SE  S   SW  SW  W   NW
Transp wind spd.25  22  17  14  10  7   6   5   6   6   7   8
Haines index....4   4   4   4   4   4   3   3   3   3   3   3
SDspl kt-ft/1000266 201 125 67  33  13  5   2   3   4   3   2

.MEMORIAL DAY...

Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....Around 77.
Min humidity........23 percent.
Wind (20 ft)........Northwest winds 6 to 10 mph.
Mixing height.......10300 ft AGL increasing to 11700 ft AGL in the
                    afternoon.
Transport winds.....Northwest 9 to 18 mph.
Smoke dispersal.....Poor (4800 knot-ft) early in the morning
                    increasing to good (95900 knot-ft) in the
                    afternoon increasing to very good (120900
                    knot-ft) early in the morning increasing to
                    excellent (179100 knot-ft) in the afternoon
                    late in the morning.
Haines Index........3 to 4 or very low to low potential for large
                    plume dominated fire growth.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........12  11  10  10  9   8   7   7   8   8   8   9
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1
Temp............44  49  54  61  65  69  72  75  76  77  77  76
RH..............86  71  61  48  41  35  30  26  24  24  23  23
20 FT wind dir..NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  N
20 FT wind spd..6   7   8   8   9   9   9   10  10  10  10  10
20 FT wind gust.9   12  13  14  15  15  15  16  17  17  17  17
Mix hgt (kft)...0.6 1.9 3.7 5.7 7.4 9.0 10  11  11  11  12  12
Transp wind dir.NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW  NW
Transp wind spd.9   10  13  14  15  15  16  17  17  18  17  17
Haines index....3   3   3   3   3   3   4   4   4   4   4   4
SDspl kt-ft/10005   18  41  69  96  121 141 159 171 175 179 174

$$
Forecaster...Claycomb
Requested by...Nathan Flowers
Type of request...PRESCRIBED
.TAG 2414948.2/CYS
.DELDT 05/26/24
.FormatterVersion 2.0.0
.EMAIL firedept@gering.org