Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Cheyenne, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6

000
FNUS55 KCYS 211024
FWFCYS

Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service Cheyenne WY
424 AM MDT Sun May 21 2017

.DISCUSSION...

No fire weather concerns due to recent, widespread heavy rain/snow
and cooler temperatures.

WYZ301-212215-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Slight chance of showers until 1200, then
                    chance of showers and isolated thunderstorms.
Max temperature.....58-64.
   24 hr trend......1 degree warmer.
Min humidity........33-39 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......2700-4700 ft AGL increasing to 8600-10200 ft
                    AGL in the afternoon.
Smoke dispersal.....Fair (43500 knot-ft) increasing to very good
                    (141700 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms until
                    2100. slight chance of showers.
Min temperature.....38-43.
   24 hr trend......5 degrees warmer.
Max humidity........79-85 percent.
   24 hr trend......10 percent drier.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph. Gusts up to 25 mph decreasing
                    to 15 mph after midnight.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......2100-4100 ft AGL decreasing to 400-900 ft AGL
                    after midnight.
Smoke dispersal.....Poor to fair (8600-52200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Mostly cloudy. Chance of showers. isolated
                    thunderstorms after 1200.
Max temperature.....55-60.
   24 hr trend......3 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......Northwest around 10 mph increasing to around 20
                    mph in the afternoon. Gusts up to 35 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.20 percent.
Transport winds.....Northwest around 25 mph increasing to around 35
                    mph in the afternoon.
Mixing height.......2000-4000 ft AGL increasing to 8100-10100 ft
                    AGL in the afternoon.
Smoke dispersal.....Good (68000 knot-ft) increasing to excellent
                    (262000 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers. Lows in
the upper 30s. Highs in the lower 60s. Northwest winds around
10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the lower 40s. Highs
in the mid 70s. South winds around 10 mph.
.THURSDAY...Mostly clear with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
West winds around 10 mph.
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the upper 60s.
.SATURDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the mid 60s.

$$

WYZ302-212215-
North Laramie Range/Medicine Bow NF-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of snow showers
                    until 0800. slight chance of showers until
                    1200, then chance of showers and isolated
                    thunderstorms.
Max temperature.....49-55.
   24 hr trend......5 degrees warmer.
Min humidity........47-53 percent.
   24 hr trend......4 percent wetter.
20-foot winds.......Northwest 5 to 10 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......2300-3600 ft AGL increasing to 5300-6700 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (23200-57600 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
Min temperature.....33-38.
   24 hr trend......3 degrees warmer.
Max humidity........79-85 percent.
   24 hr trend......8 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......2400-3700 ft AGL decreasing to 900-1700 ft AGL
                    after midnight.
Smoke dispersal.....Poor (16500-34300 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then cloudy. Chance
                    of showers. isolated thunderstorms after 1200.
Max temperature.....48-54.
   24 hr trend......1 degree cooler.
Min humidity........48-54 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.20 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing height.......3100-5100 ft AGL.
Smoke dispersal.....Good (77500 knot-ft) increasing to very good
                    (130000 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers, snow
showers and isolated thunderstorms. Lows in the lower 30s. Highs
in the mid 50s. Northwest winds around 10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the upper 30s. Highs
in the upper 60s. West winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 40s. Highs in the mid
60s. West winds around 10 mph.
.FRIDAY...Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 40. Highs in the upper 50s.

$$

WYZ303-212215-
Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers until
                    0800. chance of showers. isolated thunderstorms
                    after 1200.
Max temperature.....52-57.
   24 hr trend......1 degree warmer.
Min humidity........41-47 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......Northwest 5 to 10 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......1700-2900 ft AGL increasing to 6000-7700 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (14400-58500 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....31-36.
   24 hr trend......1 degree cooler.
Max humidity........78-84 percent.
   24 hr trend......8 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the west
                    after midnight. Gusts up to 15 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......2600-4600 ft AGL decreasing to 800-1500 ft AGL
                    after midnight.
Smoke dispersal.....Poor (6300-34000 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Slight chance of showers until 1200, then
                    chance of showers and isolated thunderstorms.
Max temperature.....53-59.
   24 hr trend......3 degrees warmer.
Min humidity........35-41 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Northwest 20 to 25 mph.
Mixing height.......1700-3000 ft AGL increasing to 7700-9700 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (34300 knot-ft) increasing to excellent
                    (186500 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the lower 30s. Highs in the upper
50s. Northwest winds around 5 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows around 40. Highs in the
upper 60s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the mid 60s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.

$$

WYZ304-212215-
Southwest Carbon County-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers until
                    0800. chance of showers. isolated thunderstorms
                    after 1200.
Max temperature.....56-61.
   24 hr trend......2 degrees warmer.
Min humidity........35-41 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Southeast around 5 mph shifting to the north in
                    the afternoon. Gusts up to 15 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....North around 5 mph.
Mixing height.......1300-1800 ft AGL increasing to 7700-8500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (4000-49200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....31-36.
   24 hr trend......1 degree cooler.
Max humidity........84-90 percent.
   24 hr trend......1 percent drier.
Humidity recovery...Excellent.
20-foot winds.......Northeast around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northeast 5 to 10 mph.
Mixing height.......3200-4100 ft AGL decreasing to 600-1100 ft AGL
                    after midnight.
Smoke dispersal.....Poor (3400-36200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1500, then mostly cloudy.
                    Slight chance of showers and isolated
                    thunderstorms after 1200.
Max temperature.....59-64.
   24 hr trend......3 degrees warmer.
Min humidity........25-31 percent.
   24 hr trend......9 percent drier.
20-foot winds.......West around 5 mph and gusty increasing to
                    northwest around 15 mph with higher gusts in
                    the afternoon.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....West around 5 mph increasing to northwest
                    around 15 mph in the afternoon.
Mixing height.......1400-2200 ft AGL increasing to 9600-10400 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (9300 knot-ft) increasing to very good
                    (116100 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the mid 30s. Highs in the lower
60s. North winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 70s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
.SATURDAY...Partly cloudy. Lows in the upper 30s. Highs in the
mid 60s.

$$

WYZ305-212215-
Sierra Madre Range/Medicine Bow NF-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers until
                    0900. chance of showers after 0700. isolated
                    thunderstorms after 1200.
Max temperature.....45-53.
   24 hr trend......Unchanged.
Min humidity........50-56 percent.
   24 hr trend......4 percent wetter.
20-foot winds.......Southwest around 5 mph shifting to the
                    northwest in the afternoon.
LAL.................1 until 1200, then 2.
Chc of wetting rain.20 percent.
Transport winds.....West around 10 mph.
Mixing height.......1700-2600 ft AGL increasing to 5200-7200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (18400-47000 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400. chance of snow
                    showers after 2200 until 2400.
Min temperature.....28-33.
   24 hr trend......Unchanged.
Max humidity........79-85 percent.
   24 hr trend......Unchanged.
Humidity recovery...Good.
20-foot winds.......North around 5 mph shifting to the east after
                    midnight.
LAL.................2 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....North 5 to 10 mph.
Mixing height.......1900-3300 ft AGL decreasing to 800-1300 ft AGL
                    after midnight.
Smoke dispersal.....Poor (3700-20700 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Chance of showers and isolated thunderstorms
                    after 1200.
Max temperature.....47-57.
   24 hr trend......12 degrees warmer.
Min humidity........42-48 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Northwest 5 to 10 mph. Gusts up to 15 mph
                    increasing to 25 mph in the afternoon.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing height.......2500-3300 ft AGL increasing to 6500-8500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (31000 knot-ft) increasing to very good
                    (108100 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy. Chance of showers with possible snow
showers and thunderstorms. Lows around 30. Highs in the mid 50s.
North winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 60s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.

$$

WYZ306-212215-
Upper North Platte River Basin-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers until
                    0800. chance of showers. isolated thunderstorms
                    after 1200.
Max temperature.....49-55.
   24 hr trend......3 degrees warmer.
Min humidity........46-52 percent.
   24 hr trend......14 percent wetter.
20-foot winds.......Southwest around 5 mph shifting to the
                    northwest in the afternoon.
LAL.................1 until 1200, then 2.
Chc of wetting rain.20 percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......1800-2500 ft AGL increasing to 5300-7300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (11700-42500 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....30-35.
   24 hr trend......Unchanged.
Max humidity........79-85 percent.
   24 hr trend......4 percent drier.
Humidity recovery...Good.
20-foot winds.......Northwest around 5 mph shifting to the south
                    after midnight.
LAL.................2 until 2100, then 1.
Chc of wetting rain.5 percent.
Transport winds.....North around 5 mph shifting to the southwest
                    after midnight.
Mixing height.......1200-3200 ft AGL decreasing to 700-1200 ft AGL
                    after midnight.
Smoke dispersal.....Poor (2800-14500 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Chance of showers and isolated thunderstorms
                    after 1200.
Max temperature.....52-58.
   24 hr trend......3 degrees warmer.
Min humidity........36-42 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Southwest around 5 mph increasing to northwest
                    around 15 mph in the afternoon. Gusts up to 25
                    mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......2500-3400 ft AGL increasing to 7800-9800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (28500 knot-ft) increasing to excellent
                    (162700 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy. Slight chance of showers, snow showers
and isolated thunderstorms. Lows in the lower 30s. Highs in the
upper 50s. Northwest winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the
upper 60s. Southwest winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.

$$

WYZ307-212215-
Snowy Range/Medicine Bow NF-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Cloudy. Chance of snow showers until 1000.
                    chance of showers after 0800 until 1200, then
                    showers likely and isolated thunderstorms.
                    Little or no snow accumulation.
Max temperature.....43-49.
   24 hr trend......1 degree cooler.
Min humidity........54-60 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......West around 5 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.25 percent.
Transport winds.....West 10 to 15 mph.
Mixing height.......1400-2200 ft AGL increasing to 4100-6100 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (18900-49700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2400, then partly cloudy.
                    Isolated thunderstorms until 2100. chance of
                    showers until 2400. chance of snow showers
                    after 2100 until 2400.
Min temperature.....25-30.
   24 hr trend......Unchanged.
Max humidity........86-92 percent.
   24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.10 percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......700-2500 ft AGL.
Smoke dispersal.....Poor (6300-14800 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then cloudy. Chance
                    of showers and isolated thunderstorms after
                    1200.
Max temperature.....44-50.
   24 hr trend......2 degrees warmer.
Min humidity........46-52 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Northwest 20 to 25 mph.
Mixing height.......2500-3500 ft AGL increasing to 5500-7500 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (52200 knot-ft) increasing to very good
                    (143800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Mostly cloudy. Chance of showers, snow showers and
isolated thunderstorms. Lows in the mid 20s. Highs in the upper
40s. Northwest winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 50s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 30s. Highs in the upper 50s.

$$

WYZ308-212215-
Laramie Valley/Shirley Basin-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers until
                    0900. chance of showers after 0700. isolated
                    thunderstorms after 1200.
Max temperature.....49-55.
   24 hr trend......2 degrees warmer.
Min humidity........47-53 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Northwest 5 to 10 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......1100-2200 ft AGL increasing to 4100-6100 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (9400-49200 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400. slight chance of
                    snow showers after 2300 until 2400.
Min temperature.....29-34.
   24 hr trend......3 degrees warmer.
Max humidity........84-90 percent.
   24 hr trend......9 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......500-2000 ft AGL.
Smoke dispersal.....Poor (7300-12900 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then cloudy. Slight
                    chance of showers until 1200, then chance of
                    showers and isolated thunderstorms.
Max temperature.....51-56.
   24 hr trend......3 degrees warmer.
Min humidity........42-48 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....West around 20 mph increasing to northwest
                    around 30 mph in the afternoon.
Mixing height.......1300-2400 ft AGL increasing to 6500-7900 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (32800 knot-ft) increasing to excellent
                    (183000 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy. Slight chance of showers and isolated
thunderstorms. Lows in the lower 30s. Highs in the mid 50s.
Northwest winds around 10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the mid 30s. Highs in
the upper 60s. West winds around 10 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the mid 60s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 30s. Highs in the lower 60s.

$$

WYZ309-212215-
South Laramie Range/Medicine Bow NF-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Chance of snow showers and
                    slight chance of showers until 1200, then
                    chance of showers and isolated thunderstorms.
Max temperature.....47-57.
   24 hr trend......5 degrees warmer.
Min humidity........51-57 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......West around 5 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......1400-2200 ft AGL increasing to 3200-5200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (9400-35300 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2400, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....32-38.
   24 hr trend......1 degree warmer.
Max humidity........80-86 percent.
   24 hr trend......7 percent drier.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......600-2200 ft AGL.
Smoke dispersal.....Poor (7900-14800 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then cloudy. Slight
                    chance of showers until 1200, then chance of
                    showers and isolated thunderstorms.
Max temperature.....49-57.
   24 hr trend......1 degree warmer.
Min humidity........45-51 percent.
   24 hr trend......8 percent drier.
20-foot winds.......Northwest 10 to 15 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Northwest 25 to 30 mph.
Mixing height.......1500-2800 ft AGL increasing to 5400-7400 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (48700 knot-ft) increasing to excellent
                    (162400 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy. Slight chance of showers and isolated
thunderstorms. Lows in the mid 30s. Highs in the mid 50s.
Northwest winds around 10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the upper 30s. Highs
in the upper 60s. West winds around 10 mph.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 40s. Highs in the upper
60s. West winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the mid 60s.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 40s. Highs in the lower 60s.

$$

WYZ310-212215-
Platte/Goshen/Central and Eastern Laramie-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Mostly cloudy. Slight chance of snow showers
                    until 0700. slight chance of showers until
                    1200, then chance of showers and isolated
                    thunderstorms.
Max temperature.....57-63.
   24 hr trend......7 degrees warmer.
Min humidity........40-46 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Northwest 5 to 10 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest 5 to 10 mph.
Mixing height.......1100-2900 ft AGL increasing to 5200-7200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (13800-58300 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....36-41.
   24 hr trend......4 degrees warmer.
Max humidity........81-87 percent.
   24 hr trend......10 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing height.......900-2900 ft AGL decreasing to 400-900 ft AGL
                    after midnight.
Smoke dispersal.....Poor (6200-26100 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then cloudy. Chance
                    of showers. isolated thunderstorms after 1200.
Max temperature.....56-61.
   24 hr trend......4 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Northwest around 10 mph increasing to around 20
                    mph in the afternoon. Gusts up to 35 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....Northwest around 20 mph increasing to around 30
                    mph in the afternoon.
Mixing height.......1200-3200 ft AGL increasing to 5700-7700 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (43000 knot-ft) increasing to excellent
                    (176000 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the upper 30s. Highs around 60.
Northwest winds around 10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the upper 30s. Highs
in the lower 70s. Southwest winds around 10 mph.
.THURSDAY...Mostly clear with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
West winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs around 70.
.SATURDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the mid 60s.

$$

NEZ311-212215-
Pine Ridge/Nebraska National Forest/Oglala National Grasslands-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Chance of showers and isolated thunderstorms
                    after 1200.
Max temperature.....61-67.
   24 hr trend......11 degrees warmer.
Min humidity........32-38 percent.
   24 hr trend......16 percent drier.
20-foot winds.......Northwest around 10 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......4500-5700 ft AGL increasing to 9000-10400 ft
                    AGL in the afternoon.
Smoke dispersal.....Good (69900 knot-ft) increasing to very good
                    (133600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.TONIGHT...
Sky/weather.........Partly cloudy. Isolated thunderstorms until
                    2100. slight chance of showers until 2400.
Min temperature.....39-44.
   24 hr trend......5 degrees warmer.
Max humidity........75-81 percent.
   24 hr trend......18 percent drier.
Humidity recovery...Good.
20-foot winds.......West around 10 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......2100-4100 ft AGL decreasing to 400-1000 ft AGL
                    after midnight.
Smoke dispersal.....Poor to fair (10200-56000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.MONDAY...
Sky/weather.........Mostly cloudy. Chance of showers. isolated
                    thunderstorms after 1200.
Max temperature.....57-62.
   24 hr trend......2 degrees cooler.
Min humidity........43-49 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......Northwest 15 to 20 mph with higher gusts.
LAL.................1 until 1200, then 2.
Chc of wetting rain.20 percent.
Transport winds.....Northwest around 25 mph increasing to around 35
                    mph in the afternoon.
Mixing height.......2300-3600 ft AGL increasing to 9100-11100 ft
                    AGL in the afternoon.
Smoke dispersal.....Good (68500 knot-ft) increasing to excellent
                    (300400 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the upper 30s. Highs in the lower
60s. Northwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the
lower 70s. South winds around 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
West winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the upper 40s. Highs around 70.
.SATURDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 40s. Highs in the mid 60s.

$$

NEZ312-212215-
Box Butte/South Sioux-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Slight chance of showers and isolated
                    thunderstorms after 1200.
Max temperature.....61-66.
   24 hr trend......9 degrees warmer.
Min humidity........31-37 percent.
   24 hr trend......14 percent drier.
20-foot winds.......Northwest 5 to 10 mph and gusty.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 15 mph.
Mixing height.......3700-5700 ft AGL increasing to 7800-9300 ft AGL
                    in the afternoon.
Smoke dispersal.....Good (61600-98700 knot-ft).
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
Min temperature.....37-42.
   24 hr trend......5 degrees warmer.
Max humidity........81-87 percent.
   24 hr trend......11 percent drier.
Humidity recovery...Good.
20-foot winds.......West 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 15 to 20 mph.
Mixing height.......2200-4200 ft AGL decreasing to 400-1100 ft AGL
                    after midnight.
Smoke dispersal.....Poor to fair (9200-50300 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 0900, then mostly cloudy.
                    Slight chance of showers until 1200, then
                    chance of showers and isolated thunderstorms.
Max temperature.....58-63.
   24 hr trend......4 degrees cooler.
Min humidity........39-45 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......Northwest around 10 mph increasing to around 20
                    mph in the afternoon. Gusts up to 35 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.15 percent.
Transport winds.....Northwest around 20 mph increasing to around 35
                    mph in the afternoon.
Mixing height.......1000-2700 ft AGL increasing to 9700-10800 ft
                    AGL in the afternoon.
Smoke dispersal.....Poor (35900 knot-ft) increasing to excellent
                    (297700 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the upper 30s. Highs around 60.
Northwest winds around 10 mph.
.WEDNESDAY...Warmer. Mostly clear. Lows in the upper 30s. Highs
in the lower 70s. Southeast winds around 10 mph.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the mid 40s. Highs in the lower 70s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with chance of showers and slight chance
of thunderstorms. Lows in the mid 40s. Highs around 70.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 40s. Highs in the mid
60s.

$$

NEZ313-212215-
Scotts Bluff National Monument/Wildcat Hills-
424 AM MDT Sun May 21 2017

.TODAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Slight chance of showers and isolated
                    thunderstorms after 1200.
Max temperature.....61-66.
   24 hr trend......11 degrees warmer.
Min humidity........35-41 percent.
   24 hr trend......10 percent drier.
20-foot winds.......Northwest around 10 mph.
LAL.................1 until 1200, then 2.
Chc of wetting rain.5 percent.
Transport winds.....Northwest around 10 mph.
Mixing height.......2600-4300 ft AGL increasing to 4700-6700 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor to fair (35800-49700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.TONIGHT...
Sky/weather.........Mostly cloudy until 2100, then partly cloudy.
                    Isolated thunderstorms until 2100. slight
                    chance of showers until 2400.
Min temperature.....38-43.
   24 hr trend......4 degrees warmer.
Max humidity........85-91 percent.
   24 hr trend......7 percent drier.
Humidity recovery...Excellent.
20-foot winds.......West around 5 mph.
LAL.................2 until 2100, then 1.
Chc of wetting rain.Zero percent.
Transport winds.....Northwest 10 to 15 mph.
Mixing height.......900-2800 ft AGL decreasing to 300-800 ft AGL
                    after midnight.
Smoke dispersal.....Poor (5400-21400 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.MONDAY...
Sky/weather.........Partly cloudy until 1200, then mostly cloudy.
                    Slight chance of showers until 1200, then
                    chance of showers and isolated thunderstorms.
Max temperature.....60-65.
   24 hr trend......3 degrees cooler.
Min humidity........38-44 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northwest around 10 mph with higher gusts
                    increasing to around 20 mph with gusts to
                    around 35 mph in the afternoon.
LAL.................1 until 1200, then 2.
Chc of wetting rain.10 percent.
Transport winds.....Northwest around 20 mph increasing to around 30
                    mph in the afternoon.
Mixing height.......1400-3400 ft AGL increasing to 6500-8500 ft AGL
                    in the afternoon.
Smoke dispersal.....Fair (40200 knot-ft) increasing to excellent
                    (191800 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.TUESDAY...Partly cloudy with slight chance of showers and
isolated thunderstorms. Lows in the upper 30s. Highs in the lower
60s. Northwest winds around 10 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs around
70. South winds around 10 mph.
.THURSDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the mid 70s.
Southwest winds around 10 mph.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 40s. Highs in the lower 70s.
.SATURDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
upper 60s.

$$



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