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 On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
000
FNUS55 KCYS 182307
FWFCYS

Fire Weather Planning Forecast for Southeast Wyoming/Western Nebraska
National Weather Service Cheyenne WY
507 PM MDT Wed Oct 18 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MDT THURSDAY FOR
PORTIONS OF SOUTHEAST WYOMING...

.DISCUSSION...Dry conditions and gusty winds are going to be common across
southeast Wyoming the next few days with critical to near critical
fire weather conditions for some areas. Elevated to strong winds will
continue through the weekend.

WYZ301-191100-
Niobrara/Lower Elevations of Converse/Thunder Basin National
Grassland-
507 PM MDT Wed Oct 18 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MDT THURSDAY...

.Rest of Tonight...
Sky/weather.........Sunny until 1800, then clear.
Min temperature.....36-41.
   24 hr trend......5 degrees cooler.
Max humidity........45-51 percent.
   24 hr trend......15 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......5200-7200 ft AGL decreasing to 300-1200 ft AGL.
Smoke dispersal.....Good (75600 knot-ft) decreasing to poor
                    (6100-9500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....73-78.
   24 hr trend......7 degrees warmer.
Min humidity........6-12 percent.
   24 hr trend......4 percent drier.
20-foot winds.......Southwest around 5 mph increasing to around 15
                    mph in the afternoon. Gusts up to 35 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph increasing to around 20
                    mph in the afternoon.
Mixing height.......300-800 ft AGL increasing to 5900-7900 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (5800 knot-ft) increasing to very good
                    (109100 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....43-48.
   24 hr trend......9 degrees warmer.
Max humidity........62-68 percent.
   24 hr trend......13 percent wetter.
Humidity recovery...Fair.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......300-1600 ft AGL.
Smoke dispersal.....Poor (8500-15100 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....76-81.
   24 hr trend......2 degrees warmer.
Min humidity........13-19 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......Southwest 10 to 15 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......300-800 ft AGL increasing to 9400-10600 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (11000 knot-ft) increasing to excellent
                    (236000 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows in the upper 30s. Highs
in the upper 50s. West winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s. West winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 40s. Highs in the
lower 60s. West winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the mid 30s. Highs in the upper
50s.
.WEDNESDAY...Mostly clear. Lows in the mid 30s. Highs in the
lower 60s.

$$

WYZ302-191100-
North Laramie Range/Medicine Bow NF-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....35-41.
   24 hr trend......7 degrees cooler.
Max humidity........33-39 percent.
   24 hr trend......14 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 20 to 25 mph shifting to the southwest
                    around 15 mph after midnight.
Mixing height.......5900-7900 ft AGL decreasing to 500-1400 ft AGL.
Smoke dispersal.....Very good (102200 knot-ft) decreasing to poor
                    (10500-21700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....63-71.
   24 hr trend......2 degrees warmer.
Min humidity........9-15 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Southwest 10 to 15 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......500-1000 ft AGL increasing to 5600-7600 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (9900 knot-ft) increasing to very good
                    (130400 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....39-45.
   24 hr trend......6 degrees warmer.
Max humidity........63-69 percent.
   24 hr trend......28 percent wetter.
Humidity recovery...Fair.
20-foot winds.......Southwest 10 to 15 mph. Gusts up to 20 mph
                    increasing to 30 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......600-2200 ft AGL.
Smoke dispersal.....Poor (21400-33800 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....63-73.
   24 hr trend......1 degree warmer.
Min humidity........18-24 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......Southwest 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 30 to 35 mph.
Mixing height.......700-1200 ft AGL increasing to 6900-8800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (25200 knot-ft) increasing to excellent
                    (248300 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows in the lower 30s. Highs
around 50. West winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
50s. West winds around 15 mph.
.MONDAY...Partly cloudy. Lows around 40. Highs in the mid 50s.
West winds around 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s.
.WEDNESDAY...Clear. Lows in the mid 30s. Highs in the upper 50s.

$$

WYZ303-191100-
Central and Northern Carbon/Ferris-Seminoe-Shirley Mountains-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....32-37.
   24 hr trend......3 degrees cooler.
Max humidity........42-48 percent.
   24 hr trend......16 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph decreasing to around 10
                    mph after midnight.
Mixing height.......5600-6600 ft AGL decreasing to 500-1400 ft AGL.
Smoke dispersal.....Very good (101700 knot-ft) decreasing to poor
                    (7500-14600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....64-69.
   24 hr trend......2 degrees warmer.
Min humidity........10-16 percent.
   24 hr trend......3 percent wetter.
20-foot winds.......South around 5 mph increasing to southwest
                    around 15 mph in the afternoon. Gusts up to 30
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......500-1000 ft AGL increasing to 5600-7600 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (7800 knot-ft) increasing to very good
                    (145300 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....39-44.
   24 hr trend......7 degrees warmer.
Max humidity........67-73 percent.
   24 hr trend......23 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......400-1600 ft AGL.
Smoke dispersal.....Poor (13300-24200 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....62-68.
   24 hr trend......1 degree cooler.
Min humidity........20-26 percent.
   24 hr trend......10 percent wetter.
20-foot winds.......Southwest 15 to 20 mph. Gusts up to 30 mph
                    increasing to 40 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 25 mph increasing to around 40
                    mph in the afternoon.
Mixing height.......500-1100 ft AGL increasing to 7300-8400 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (18100 knot-ft) increasing to excellent
                    (280000 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Isolated showers and snow
showers. Lows in the upper 20s. Highs in the upper 40s. West
winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
50s. West winds around 15 mph.
.MONDAY...Partly cloudy. Lows in the upper 30s. Highs in the mid
50s. West winds around 15 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
50s.
.WEDNESDAY...Clear. Lows in the mid 30s. Highs in the upper 50s.

$$

WYZ304-191100-
Southwest Carbon County-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....30-35.
   24 hr trend......1 degree warmer.
Max humidity........46-52 percent.
   24 hr trend......7 percent drier.
Humidity recovery...Poor.
20-foot winds.......Southeast 5 to 10 mph. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......5600-6600 ft AGL decreasing to 400-1500 ft AGL.
Smoke dispersal.....Good (61600 knot-ft) decreasing to poor
                    (5100-7600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....65-71.
   24 hr trend......1 degree cooler.
Min humidity........11-17 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Southeast around 5 mph and gusty increasing to
                    southwest around 15 mph with higher gusts in
                    the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph increasing to southwest
                    around 25 mph in the afternoon.
Mixing height.......400-900 ft AGL increasing to 6300-7600 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (5900 knot-ft) increasing to excellent
                    (153200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....36-41.
   24 hr trend......6 degrees warmer.
Max humidity........80-86 percent.
   24 hr trend......29 percent wetter.
Humidity recovery...Good.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......400-1100 ft AGL.
Smoke dispersal.....Poor (9600-13600 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy
                    until 1500, then mostly cloudy. Isolated
                    showers after 1200.
Max temperature.....64-69.
   24 hr trend......1 degree cooler.
Min humidity........20-26 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Breezy. South around 15 mph with higher gusts
                    increasing to southwest around 25 mph with
                    gusts to around 45 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 25 mph increasing to southwest
                    around 40 mph in the afternoon.
Mixing height.......500-1000 ft AGL increasing to 8400-9300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (14100 knot-ft) increasing to excellent
                    (307400 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Scattered showers and isolated
snow showers. Lows in the upper 20s. Highs in the lower 50s. West
winds around 15 mph.
.SUNDAY...Partly cloudy. Lows in the upper 20s. Highs in the mid
50s. Southwest winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 30s. Highs around 60.
West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 30s. Highs in the
upper 50s.
.WEDNESDAY...Clear. Lows in the lower 30s. Highs in the lower
60s.

$$

WYZ305-191100-
Sierra Madre Range/Medicine Bow NF-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....33-38.
   24 hr trend......5 degrees warmer.
Max humidity........35-41 percent.
   24 hr trend......3 percent drier.
Humidity recovery...Poor.
20-foot winds.......South around 5 mph. Gusts up to 15 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......5300-6600 ft AGL decreasing to 800-1500 ft AGL.
Smoke dispersal.....Good (72100 knot-ft) decreasing to poor
                    (10100-10200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
Max temperature.....57-65.
   24 hr trend......Unchanged.
Min humidity........14-20 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......South around 5 mph increasing to southwest
                    around 15 mph in the afternoon. Gusts up to 30
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......700-1400 ft AGL increasing to 5800-7300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (12900 knot-ft) increasing to very good
                    (149300 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Partly cloudy.
Min temperature.....37-42.
   24 hr trend......5 degrees warmer.
Max humidity........69-75 percent.
   24 hr trend......27 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph.
Mixing height.......800-2800 ft AGL.
Smoke dispersal.....Poor to fair (24100-40500 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 0900, then partly cloudy
                    until 1500, then mostly cloudy. Isolated
                    showers after 1200.
Max temperature.....54-62.
   24 hr trend......3 degrees cooler.
Min humidity........28-34 percent.
   24 hr trend......14 percent wetter.
20-foot winds.......Southwest 15 to 20 mph. Gusts up to 30 mph
                    increasing to 40 mph in the afternoon.
LAL.................1.
Chc of wetting rain.5 percent.
Transport winds.....Southwest around 25 mph increasing to around 45
                    mph in the afternoon.
Mixing height.......900-1600 ft AGL increasing to 6200-8200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (30500 knot-ft) increasing to excellent
                    (272700 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Colder. Partly cloudy. Scattered snow showers and
showers. Lows in the mid 20s. Highs in the lower 40s. West winds
around 10 mph.
.SUNDAY...Partly cloudy. Lows in the upper 20s. Highs in the
upper 40s. Southwest winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 30s. Highs in the lower
50s. West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 30s. Highs in the
lower 50s.
.WEDNESDAY...Clear. Lows in the lower 30s. Highs in the mid 50s.

$$

WYZ306-191100-
Upper North Platte River Basin-
507 PM MDT Wed Oct 18 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MDT THURSDAY...

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....32-37.
   24 hr trend......1 degree warmer.
Max humidity........40-46 percent.
   24 hr trend......Unchanged.
Humidity recovery...Poor.
20-foot winds.......South 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......6600-7100 ft AGL decreasing to 600-1200 ft AGL.
Smoke dispersal.....Good (91600 knot-ft) decreasing to poor (6700
                    knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....64-69.
   24 hr trend......2 degrees warmer.
Min humidity........10-16 percent.
   24 hr trend......3 percent wetter.
20-foot winds.......South around 10 mph shifting to the southwest
                    in the afternoon. Gusts up to 30 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 10 mph increasing to southwest
                    around 25 mph in the afternoon.
Mixing height.......600-1100 ft AGL increasing to 7900-8500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (7200 knot-ft) increasing to excellent
                    (166600 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....38-43.
   24 hr trend......7 degrees warmer.
Max humidity........70-76 percent.
   24 hr trend......29 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......600-1400 ft AGL.
Smoke dispersal.....Poor (11300-13700 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
                    Isolated showers after 1200.
Max temperature.....61-66.
   24 hr trend......3 degrees cooler.
Min humidity........23-29 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......South around 10 mph increasing to southwest
                    around 20 mph in the afternoon. Gusts up to 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph increasing to around 40
                    mph in the afternoon.
Mixing height.......800-1400 ft AGL increasing to 7800-8300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (18300 knot-ft) increasing to excellent
                    (280100 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Scattered showers and snow
showers. Lows in the upper 20s. Highs in the mid 40s. West winds
around 15 mph.
.SUNDAY...Mostly clear. Lows in the upper 20s. Highs in the lower
50s. Southwest winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 30s. Highs in the mid
50s. West winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s.
.WEDNESDAY...Clear. Lows in the lower 30s. Highs in the upper
50s.

$$

WYZ307-191100-
Snowy Range/Medicine Bow NF-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....29-35.
   24 hr trend......3 degrees cooler.
Max humidity........36-42 percent.
   24 hr trend......1 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......5100-6500 ft AGL decreasing to 700-1800 ft AGL.
Smoke dispersal.....Good (85400 knot-ft) decreasing to poor
                    (10700-15700 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....56-64.
   24 hr trend......2 degrees cooler.
Min humidity........13-19 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......700-1500 ft AGL increasing to 6200-7800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (13600 knot-ft) increasing to very good
                    (137000 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....35-40.
   24 hr trend......4 degrees warmer.
Max humidity........70-76 percent.
   24 hr trend......34 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 20 to 25 mph.
Mixing height.......800-2600 ft AGL.
Smoke dispersal.....Poor to fair (27600-40600 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1200, then partly cloudy.
                    Isolated showers after 1200.
Max temperature.....54-62.
   24 hr trend......Unchanged.
Min humidity........27-33 percent.
   24 hr trend......12 percent wetter.
20-foot winds.......Southwest around 10 mph increasing to around 20
                    mph in the afternoon. Gusts up to 35 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 30 mph increasing to around 40
                    mph in the afternoon.
Mixing height.......1000-1800 ft AGL increasing to 5500-7200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (35000 knot-ft) increasing to excellent
                    (226600 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Colder. Partly cloudy. Scattered showers and snow
showers. Lows in the lower 20s. Highs in the lower 40s. West
winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the mid 20s. Highs in the mid
40s. West winds around 15 mph.
.MONDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
50s. West winds around 15 mph.
.TUESDAY...Mostly clear. Lows around 30. Highs in the upper 40s.
.WEDNESDAY...Clear. Lows in the upper 20s. Highs in the lower
50s.

$$

WYZ308-191100-
Laramie Valley/Shirley Basin-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....30-35.
   24 hr trend......6 degrees cooler.
Max humidity........45-51 percent.
   24 hr trend......16 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph shifting to the southwest
                    around 10 mph after midnight.
Mixing height.......6200-7300 ft AGL decreasing to 400-1100 ft AGL.
Smoke dispersal.....Good (97300 knot-ft) decreasing to poor
                    (5000-9200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....65-70.
   24 hr trend......3 degrees warmer.
Min humidity........9-15 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Southwest 5 to 10 mph. Gusts up to 15 mph
                    increasing to 30 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph increasing to around 20
                    mph in the afternoon.
Mixing height.......400-900 ft AGL increasing to 7000-8800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (4800 knot-ft) increasing to very good
                    (132600 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....37-42.
   24 hr trend......7 degrees warmer.
Max humidity........70-76 percent.
   24 hr trend......28 percent wetter.
Humidity recovery...Good.
20-foot winds.......Southwest around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph.
Mixing height.......400-1300 ft AGL.
Smoke dispersal.....Poor (9100-11800 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....66-71.
   24 hr trend......Unchanged.
Min humidity........18-24 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts
                    increasing to around 20 mph with gusts to
                    around 35 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 20 mph increasing to around 35
                    mph in the afternoon.
Mixing height.......500-1000 ft AGL increasing to 7600-8200 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (13000 knot-ft) increasing to excellent
                    (243500 knot-ft) in the afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Isolated showers. Lows in the
upper 20s. Highs around 50. West winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the lower
50s. West winds around 15 mph.
.MONDAY...Mostly clear. Lows in the upper 30s. Highs in the upper
50s. West winds around 15 mph.
.TUESDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
50s.
.WEDNESDAY...Clear. Lows in the lower 30s. Highs in the upper
50s.

$$

WYZ309-191100-
South Laramie Range/Medicine Bow NF-
507 PM MDT Wed Oct 18 2017

...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MDT THURSDAY...

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....35-40.
   24 hr trend......5 degrees cooler.
Max humidity........41-47 percent.
   24 hr trend......11 percent wetter.
Humidity recovery...Poor.
20-foot winds.......Southwest around 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....West 15 to 20 mph shifting to the southwest
                    around 10 mph after midnight.
Mixing height.......6800-8400 ft AGL decreasing to 500-1800 ft AGL.
Smoke dispersal.....Very good (112500 knot-ft) decreasing to poor
                    (7700-14500 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....66-74.
   24 hr trend......1 degree warmer.
Min humidity........9-15 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southwest around 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......500-1000 ft AGL increasing to 7800-9800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (6900 knot-ft) increasing to very good
                    (108500 knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....40-45.
   24 hr trend......4 degrees warmer.
Max humidity........61-67 percent.
   24 hr trend......23 percent wetter.
Humidity recovery...Fair.
20-foot winds.......Southwest 5 to 10 mph. Gusts up to 15 mph
                    increasing to 25 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......500-2100 ft AGL.
Smoke dispersal.....Poor (13900-16500 knot-ft).
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....68-76.
   24 hr trend......5 degrees warmer.
Min humidity........15-21 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......Southwest 15 to 20 mph with gusts to around 35
                    mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 25 to 30 mph.
Mixing height.......600-1100 ft AGL increasing to 7500-9500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (17400 knot-ft) increasing to excellent
                    (207100 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows in the lower 30s. Highs
in the lower 50s. West winds around 20 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
50s. West winds around 20 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs around 60.
West winds around 20 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the upper
50s.
.WEDNESDAY...Clear. Lows in the mid 30s. Highs in the upper 50s.

$$

WYZ310-191100-
Platte/Goshen/Central and Eastern Laramie-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....35-40.
   24 hr trend......4 degrees cooler.
Max humidity........53-59 percent.
   24 hr trend......14 percent wetter.
Humidity recovery...Fair.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph.
Mixing height.......6200-8200 ft AGL decreasing to 200-900 ft AGL.
Smoke dispersal.....Good (63400 knot-ft) decreasing to poor
                    (4900-6200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....73-78.
   24 hr trend......2 degrees warmer.
Min humidity........8-14 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......South 5 to 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 5 to 10 mph.
Mixing height.......300-800 ft AGL increasing to 5300-7300 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (3400 knot-ft) increasing to good (64300
                    knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....41-46.
   24 hr trend......6 degrees warmer.
Max humidity........68-74 percent.
   24 hr trend......16 percent wetter.
Humidity recovery...Good.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 10 to 15 mph.
Mixing height.......300-900 ft AGL.
Smoke dispersal.....Poor (5900-6200 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....76-81.
   24 hr trend......1 degree warmer.
Min humidity........13-19 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......Southwest 5 to 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......300-800 ft AGL increasing to 9900-10900 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (7700 knot-ft) increasing to excellent
                    (195200 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows in the upper 30s. Highs
around 60. West winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s. West winds around 10 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s.
.WEDNESDAY...Clear. Lows in the mid 30s. Highs in the mid 60s.

$$

NEZ311-191100-
Pine Ridge/Nebraska National Forest/Oglala National Grasslands-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....37-42.
   24 hr trend......1 degree warmer.
Max humidity........60-66 percent.
   24 hr trend......28 percent wetter.
Humidity recovery...Fair.
20-foot winds.......South 5 to 10 mph. Gusts up to 20 mph
                    increasing to 25 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 15 to 20 mph.
Mixing height.......3200-4400 ft AGL decreasing to 200-700 ft AGL.
Smoke dispersal.....Poor (6500-25600 knot-ft).
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY...
Sky/weather.........Sunny.
Max temperature.....76-81.
   24 hr trend......5 degrees warmer.
Min humidity........11-17 percent.
   24 hr trend......4 percent drier.
20-foot winds.......South 5 to 10 mph. Gusts up to 20 mph
                    increasing to 30 mph in the afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph increasing to south
                    around 20 mph in the afternoon.
Mixing height.......200-700 ft AGL increasing to 3700-5500 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (4700 knot-ft) increasing to good (73800
                    knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....44-49.
   24 hr trend......8 degrees warmer.
Max humidity........71-77 percent.
   24 hr trend......14 percent wetter.
Humidity recovery...Good.
20-foot winds.......South around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 25 mph becoming southwest around
                    15 mph after midnight.
Mixing height.......200-700 ft AGL.
Smoke dispersal.....Poor (6500-8900 knot-ft).
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....78-83.
   24 hr trend......3 degrees warmer.
Min humidity........19 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Southwest around 10 mph and gusty.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 15 mph increasing to around 25
                    mph in the afternoon.
Mixing height.......500 ft AGL increasing to 8800-9600 ft AGL in
                    the afternoon.
Smoke dispersal.....Poor (7200 knot-ft) increasing to excellent
                    (180200 knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows around 40. Highs in the
lower 60s. West winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
60s. West winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid
60s. Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the mid 30s. Highs in the lower
60s.
.WEDNESDAY...Mostly clear. Lows in the mid 30s. Highs in the mid
60s.

$$

NEZ312-191100-
Box Butte/South Sioux-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....35-40.
   24 hr trend......Unchanged.
Max humidity........70-76 percent.
   24 hr trend......48 percent wetter.
Humidity recovery...Good.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......3500-4600 ft AGL decreasing to 300-800 ft AGL.
Smoke dispersal.....Poor (5300-22000 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Sunny.
Max temperature.....75-80.
   24 hr trend......6 degrees warmer.
Min humidity........13-19 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......South 5 to 10 mph with higher gusts.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph increasing to south
                    around 20 mph in the afternoon.
Mixing height.......400 ft AGL increasing to 3800-4700 ft AGL in
                    the afternoon.
Smoke dispersal.....Poor (4700 knot-ft) increasing to good (68700
                    knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....41-46.
   24 hr trend......7 degrees warmer.
Max humidity........81-87 percent.
   24 hr trend......7 percent wetter.
Humidity recovery...Good.
20-foot winds.......South 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......400 ft AGL.
Smoke dispersal.....Poor (4200-7900 knot-ft).
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.FRIDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Max temperature.....78-83.
   24 hr trend......2 degrees warmer.
Min humidity........16-22 percent.
   24 hr trend......2 percent wetter.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest around 10 mph increasing to around 20
                    mph in the afternoon.
Mixing height.......500 ft AGL increasing to 8800-9700 ft AGL in
                    the afternoon.
Smoke dispersal.....Poor (4500 knot-ft) increasing to very good
                    (146500 knot-ft) in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows around 40. Highs in the
lower 60s. West winds around 10 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
60s. West winds around 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid
60s. Northwest winds around 10 mph.
.TUESDAY...Partly cloudy. Lows in the mid 30s. Highs in the lower
60s.
.WEDNESDAY...Mostly clear. Lows in the lower 30s. Highs in the
mid 60s.

$$

NEZ313-191100-
Scotts Bluff National Monument/Wildcat Hills-
507 PM MDT Wed Oct 18 2017

.Rest of Tonight...
Sky/weather.........Clear.
Min temperature.....36-41.
   24 hr trend......1 degree cooler.
Max humidity........72-78 percent.
   24 hr trend......26 percent wetter.
Humidity recovery...Good.
20-foot winds.......South around 5 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 10 to 15 mph.
Mixing height.......4000-5700 ft AGL decreasing to 300-800 ft AGL.
Smoke dispersal.....Poor (5800-19600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.THURSDAY...
Sky/weather.........Mostly sunny.
Max temperature.....75-80.
   24 hr trend......3 degrees warmer.
Min humidity........15-21 percent.
   24 hr trend......4 percent wetter.
20-foot winds.......South around 5 mph and gusty increasing to
                    around 15 mph with higher gusts in the
                    afternoon.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South 15 to 20 mph.
Mixing height.......500 ft AGL increasing to 3800-5100 ft AGL in
                    the afternoon.
Smoke dispersal.....Poor (6300 knot-ft) increasing to good (81800
                    knot-ft) in the afternoon.
Haines Index........5 or moderate potential for large plume
                    dominated fire growth.

.THURSDAY NIGHT...
Sky/weather.........Mostly clear.
Min temperature.....42-47.
   24 hr trend......5 degrees warmer.
Max humidity........84-90 percent.
   24 hr trend......10 percent wetter.
Humidity recovery...Excellent.
20-foot winds.......South 5 to 10 mph. Gusts up to 25 mph
                    decreasing to 15 mph after midnight.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....South around 20 mph becoming southwest around
                    10 mph after midnight.
Mixing height.......300-800 ft AGL.
Smoke dispersal.....Poor (4900-10600 knot-ft).
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FRIDAY...
Sky/weather.........Partly cloudy until 0900, then mostly sunny
                    until 1500, then partly cloudy.
Max temperature.....79-84.
   24 hr trend......5 degrees warmer.
Min humidity........16-22 percent.
   24 hr trend......1 percent wetter.
20-foot winds.......Southwest 5 to 10 mph.
LAL.................1.
Chc of wetting rain.Zero percent.
Transport winds.....Southwest 5 to 10 mph.
Mixing height.......400-900 ft AGL increasing to 8800-10800 ft AGL
                    in the afternoon.
Smoke dispersal.....Poor (3700 knot-ft) increasing to good (84400
                    knot-ft) in the afternoon.
Haines Index........4 or low potential for large plume dominated
                    fire growth.

.FORECAST DAYS 3 THROUGH 7...
.SATURDAY...Cooler. Partly cloudy. Lows in the lower 40s. Highs
in the lower 60s. Northwest winds around 15 mph.
.SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the mid
60s. West winds around 10 mph.
.MONDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s. Northwest winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the mid 30s. Highs in the lower
60s.
.WEDNESDAY...Clear. Lows in the mid 30s. Highs in the mid 60s.

$$



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