Spot Forecast Issued by NWS Omaha/Valley, NE
000
FNUS73 KOAX 191130
FWSOAX
Spot Forecast for Winnebago CRP Rx...BIA-Winnebago Agency
National Weather Service Omaha/Valley NE
630 AM CDT Fri Apr 19 2024
Forecast is based on ignition time of 0800 CDT on April 19.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...
Under partly to mostly sunny skies, temperatures will warm into
the mid 50s today with lowest relative humidities of 25 to 30
percent. Northwest winds will strengthen to 10 to 20 mph with
gusts of 25 to 30 mph likely. A cold front will move through the
region tonight into Saturday morning with slightly cooler
conditions expected. Clouds will increase through the day with
highs mainly in the 50s and minimum relative humidity values of 25
to 35 percent. Winds will be from the northwest at 10 to 15 mph
with gusts of 15 to 20 mph.
Strongest Possible Wind Speeds on Day of Burn: 35 mph
Lowest Possible Relative Humidity on Day of Burn: 25 percent
.REST OF TODAY...
Sky/weather.........Mostly sunny (20-30 percent).
Temperature.........35 at ignition...Max 52.
RH..................67 percent at ignition...Min 34 percent.
Eye level winds.....Northwest winds 6 to 13 mph with gusts to
around 20 mph increasing to around 13 mph with
gusts to around 22 mph late in the afternoon.
Surface winds (mph).Northwest winds 10 to 21 mph with gusts to
around 36 mph.
Wind (20 ft)........Winds west at 8 mph at ignition...otherwise
Northwest winds 12 to 20 mph with gusts to
around 29 mph.
Mixing height.......400 ft AGL at ignition...otherwise 6400 ft AGL.
Transport winds.....West 12 to 17 mph increasing to northwest 23 to
29 mph in the late morning and afternoon.
Smoke dispersal.....Fair /23100 knot-ft/ at ignition.
Max...excellent /106400 knot-ft/ increasing to
excellent (125300 knot-ft) in the afternoon.
GFDI................2.
Haines Index........5 or moderate potential for large plume
dominated fire growth at ignition...max 5.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........9 11 15 14 16 15 16 30 42 32
Weather cov.....
Weather type....
Tstm cov........
Temp............35 40 44 46 47 49 50 50 50 50
RH..............67 55 43 42 40 39 36 35 35 34
20 FT wind dir..W NW NW NW NW NW NW NW NW NW
20 FT wind spd..8 11 14 15 17 17 17 17 17 17
20 FT wind gust.10 14 20 22 25 26 28 26 29 26
Eye lvl wnd dir.W NW NW NW NW NW NW NW NW NW
Eye lvl wnd spd.6 8 11 11 13 13 13 13 13 13
Eye lvl wnd gst.7 11 15 17 19 20 21 20 22 20
Surface wnd dir.W NW NW NW NW NW NW NW NW NW
Surface wnd spd.10 14 18 19 21 21 21 21 21 21
Surface wnd gst.12 18 25 28 31 33 35 33 36 33
Mix hgt (kft)...0.4 1.1 3.1 4.2 4.5 5.0 5.3 5.7 6.4 6.3
Transp wind dir.W NW NW NW NW NW NW NW NW NW
Transp wind spd.12 17 23 25 28 29 28 29 29 29
GFDI............0 1 1 2 2 2 3 3 3 3
Haines index....5 5 5 5 5 4 4 4 4 4
SDspl kt-ft/100023 43 63 85 106 125 143 155 159 157
.TONIGHT...
Sky/weather.........Mostly clear (5-15 percent).
Temperature.........Min 26.
RH..................Max 75 percent.
Eye level winds.....Northwest winds 6 to 13 mph. Gusts up to 29 mph
early in the evening.
Surface winds (mph).Northwest winds 10 to 21 mph. Gusts up to 29
mph early in the evening.
Wind (20 ft)........Northwest winds 9 to 18 mph. Gusts up to 29 mph
early in the evening.
Mixing height.......500 ft AGL.
Transport winds.....Northwest 26 to 28 mph decreasing to 14 to 17
mph early in the evening.
Smoke dispersal.....Excellent (85600 knot-ft) decreasing to good
(41900 knot-ft) early in the evening decreasing
to poor (0 knot-ft) late in the night in the
late evening and overnight.
GFDI................1.
Haines Index........3 to 4 or very low to low potential for large
plume dominated fire growth.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........17 7 1 2 2 1
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
Temp............51 45 38 34 32 29
RH..............34 43 53 58 61 66
20 ft wind......NW 17 NW 12 NW 9 NW 8 NW 9 NW 9
20 ft wind gust.23 18 12 10 11 11
Eye level wind..NW 13 NW 9 NW 7 NW 6 NW 7 NW 7
Eye lvl wnd gst.17 13 9 8 8 8
Surface wind....NW 21 NW 15 NW 11 NW 10 NW 11 NW 11
Surface wnd gst.29 22 15 13 14 14
Mix hgt (ft)....6100 600 600 600 500 500
Transport wind..NW 28 NW 17 NW 16 NW 15 NW 14 NW 15
GFDI............2 1 0 0 0 0
Haines index....4 4 4 4 3 3
SDspl kt-ft/1000146 86 8 1 7 7
.SATURDAY...
Sky/weather.........Sunny (15-25 percent).
Temperature.........Max 50.
RH..................Min 37 percent.
Eye level winds.....Northwest winds 7 to 9 mph. Gusts up to 23 mph
in the late morning and afternoon.
Surface winds (mph).Northwest winds 11 to 15 mph. Gusts up to 23
mph in the late morning and afternoon.
Wind (20 ft)........Northwest winds 10 to 13 mph. Gusts up to 23
mph in the late morning and afternoon.
Mixing height.......6300 ft AGL.
Transport winds.....Northwest 14 to 21 mph.
Smoke dispersal.....Poor (700 knot-ft) early in the morning
increasing to excellent (89800 knot-ft) in the
afternoon increasing to excellent (89500
knot-ft) in the afternoon.
GFDI................1.
Haines Index........3 or very low potential for large plume
dominated fire growth.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
Sky (%).........2 3 6 27 37 38
Weather cov.....
Weather type....NONE NONE NONE NONE NONE NONE
Tstm cov........
Temp............28 29 37 42 46 48
RH..............69 71 56 51 44 39
20 ft wind......NW 9 NW 9 NW 11 NW 12 NW 12 NW 11
20 ft wind gust.11 12 17 18 18 18
Eye level wind..NW 7 NW 7 NW 8 NW 9 NW 9 NW 8
Eye lvl wnd gst.8 9 13 14 14 13
Surface wind....NW 11 NW 11 NW 14 NW 15 NW 15 NW 14
Surface wnd gst.14 15 21 23 23 22
Mix hgt (ft)....600 1500 4100 5400 6100 6100
Transport wind..NW 15 N 16 NW 21 NW 21 NW 20 NW 17
GFDI............0 0 1 1 1 1
Haines index....3 3 3 3 3 3
SDspl kt-ft/10001 25 74 101 105 92
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
Mostly clear. Widespread frost. Lows in the upper 20s. Highs
around 60. West winds around 8 mph.
.MONDAY...
Partly cloudy. Chance of showers. Lows in the upper 30s. Highs in
the upper 60s. Southwest winds around 8 mph.
.TUESDAY...
Partly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the mid 40s. Highs in the lower 60s.
Northwest winds around 14 mph.
$$
Forecaster...KG
Requested by...Duwayne Traversie RXB2
Type of request...PRESCRIBED
.TAG 2411377.0/OAX
.DELDT 04/19/24
.FormatterVersion 2.0.0
.EMAIL duwayne.traversie@bia.gov