Spot Forecast Issued by NWS Des Moines, IA
000
FNUS73 KDMX 220957
FWSDMX
Spot Forecast for Ringgold North...Iowa DNR
National Weather Service Des Moines IA
457 AM CDT Mon Apr 22 2024
Forecast is based on ignition time of 0800 CDT on April 22.
If conditions become unrepresentative...contact the National Weather
Service.
An initial observation at ignition and a mid burn observation are required.
Please relay them to the National Weather Service for each prescribed burn.
...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 5 PM CDT
THIS AFTERNOON...
.DISCUSSION...
Winds increase from the south to southwest today and will be quite
strong by midday into the afternoon. Fuels should dry quickly this
morning with sunshine and increasing winds. Clouds increase by
afternoon with the threat of showers tonight.
.REST OF TODAY...
Sky/weather.........Sunny (20-30 percent) then becoming partly
sunny (45-55 percent).
Temperature.........41 at ignition...Max 69.
RH..................65 percent at ignition...Min 37 percent.
Wind (20 ft)........Winds south at 12 mph at ignition...otherwise
Breezy. South winds 12 to 21 mph with gusts to
around 35 mph shifting to the southwest 23 to
26 mph with gusts to around 39 mph in the
afternoon.
Mixing height.......500 ft AGL at ignition...otherwise 5700 ft AGL.
Transport winds.....Southwest 18 to 26 mph increasing to 39 to 40
mph.
Smoke dispersal.....Poor /8400 knot-ft/ at ignition.
Max...excellent /107200 knot-ft/ increasing to
excellent (149000 knot-ft) late in the
afternoon.
GFDI................1.
Haines Index........3 or very low potential for large plume
dominated fire growth at ignition...max 3.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........28 20 26 56 53 48 45 47 46 51
Weather cov.....
Weather type....
Tstm cov........
Temp............41 46 53 56 60 63 65 67 68 68
RH..............65 60 50 49 46 43 40 39 37 39
20 FT wind dir..S S S S S S S S SW SW
20 FT wind spd..12 17 18 20 21 23 25 26 25 25
20 FT wind gust.21 28 31 30 35 35 36 37 39 37
Mix hgt (kft)...0.5 0.9 1.8 2.5 3.1 3.7 4.5 5.0 5.3 5.7
Transp wind dir.SW SW SW SW SW SW SW SW SW SW
Transp wind spd.18 22 26 29 31 33 38 39 40 39
GFDI............0 0 0 0 0 0 1 1 1 1
Haines index....3 3 3 3 3 3 3 3 3 3
SDspl kt-ft/10008 17 41 63 83 107 149 169 187 195
.TONIGHT...
Sky/weather.........Mostly cloudy (55-65 percent) then becoming
partly cloudy (45-55 percent) then becoming
mostly cloudy (70-80 percent). Isolated rain
showers in the evening, then numerous rain
showers and isolated thunderstorms overnight.
Temperature.........Min 51.
RH..................Max 86 percent.
Wind (20 ft)........Southwest winds 12 to 21 mph with gusts to
around 33 mph decreasing to 8 to 10 mph
overnight. Gusty and erratic winds expected
near thunderstorms overnight.
Mixing height.......400 ft AGL.
Transport winds.....Southwest 21 to 30 mph decreasing to around 10
mph.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
Sky (%).........59 60 57 72 73 84
Weather cov..... SCTTRD SCTTRD NUMRUS
Weather type....NONE NONE NONE RNSHWR RNSHWR RNSHWR
Tstm cov........ ISOLTD ISOLTD
Temp............69 65 61 58 56 53
RH..............39 45 53 62 69 83
20 ft wind......SW 21 SW 15 SW 14 SW 12 SW 9 SW 8
20 ft wind gust.33 26 26 21 14 10
Mix hgt (ft)....3100 600 600 500 400 400
Transport wind..SW 30 SW 21 SW 21 SW 16 SW 13 SW 12
.TUESDAY...
Sky/weather.........Mostly cloudy (70-80 percent) then becoming
mostly sunny (20-30 percent). Scattered rain
showers and isolated thunderstorms early in the
morning.
Temperature.........Max 69.
RH..................Min 29 percent.
Wind (20 ft)........Southwest winds 7 to 9 mph shifting to the
northwest 10 to 18 mph late in the morning,
then increasing to 17 to 20 mph late in the
afternoon. Gusty and erratic winds expected
near thunderstorms early in the morning.
Mixing height.......7300 ft AGL.
Transport winds.....Southwest 8 to 13 mph increasing to northwest
18 to 26 mph late in the morning, then
increasing to 25 to 29 mph late in the
afternoon.
TIME (CDT) 6 AM 9 AM NOON 3 PM
Sky (%).........86 76 70 41
Weather cov.....SCTTRD
Weather type....RNSHWR NONE NONE NONE
Tstm cov........ISOLTD
Temp............52 54 64 68
RH..............86 80 46 31
20 FT wind......SW 7G9 SW 8G12 W 13G20 NW 18G28
Mix hgt (ft)....500 800 4800 6800
Transport wind..SW 12 SW 8 NW 22 NW 29
$$
Forecaster...Cogil
Requested by...Natural Resource Tech 2
Type of request...PRESCRIBED
.TAG 2411658.0/DMX
.DELDT 04/22/24
.FormatterVersion 2.0.0
.EMAIL josh.rusk@dnr.iowa.gov