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{"sheet":"storm data","index":0,"n_rows":81,"n_cols":8,"rows_kept":81,"flags":["formulas_cached_only"]}
[null,"Instability Figures"]
[{"$nulls":3},"TIME ZHrs"]
["LI Value","Result",null,"03:00Z","06:00Z"]
["+2 or higher","The 500mb level looks relatively stable, might get some showers if the lower levels are cool enough though.  Storms unlikely."]
["0 to +2","Possible showers, low risk of storms (but storms in more unstable areas might move into this region and survive)."]
["-2 to 0","Weak instability, potential for some showers and storms."]
["-4 to -2","Moderate instability, ample potential for storms - starting to become favourable for severe storms if other conditions are right."]
["-4 to -6","Strong instability, more than ample potential for storms and severe storms."]
["-6 and below","Very strong instability, same as above."]
[]
["CAPE (LIs)","Description",null,"03:00Z","06:00Z"]
["< 500 (-1 to 2)","Very weak instability, showers likely with some isolated storms.  If shear is absolutely fantastic, then there is the chance of severe storms."]
["500 -1000 (0 to -3)","Weak instability, showers and storms likely but generally weak unless shear is good."]
["1000-1750 (-2 to -5)","Moderate instability, storms (possibly severe with pulses), becoming quite severe if shear is very good, updrafts may be strong enough to sustain large hail (2cm+)."]
["1750-2500 (-4 to -8)","Strong instability, possible severe pulse storms in weak shear - probable severe storms in good shear, large enough to sustain large (2cm+) to very large hail (5cm)."]
["2500-4000 (-6 to -12)","Very strong instability, severe pulse storms likely in weak shear.  Good shear will result in severe to very severe storms with updrafts strong enough to sustain very large (5cm+) to extreme (8cm+) hail."]
["4000 > (-10 to -16)","Extreme instability, severe pulse storms likely in weak shear.  If you have good shear - watch out!  Updrafts strong enough to sustain hail in excess of 10cm."]
[]
[null,"300mb Winds"]
["Wind Strength","Effects",null,"03:00Z","06:00Z"]
["< 20 knots","It is unlikely that there will be enough wind shear at this level to help blow away the cirrus and other high cloud that is produced from storms.  Storms would probably collapse on themselves unless the mid level shear is relatively strong."]
["20 - 30 knots","This is marginal, it should allow enough shear for thunderstorms, and the risk of some severe pulses but you will need some strong instability to offset this, or at least some good shear in the mid levels."]
["30 - 45 knots","Adequete but not good, this should allow enough shear for thunderstorms and even severe thunderstorms providing there's some moderate instability too."]
["45-70 knots","Good shear, allows reasonable outflow for thunderstorms at the 300mb level, including supercells and severe storms."]
["70-100 knots","Very good shear, ample outflow for all storms."]
["100 knots >","Very strong shear, perhaps too strong for weak storms, but fantastic for other storms!"]
[]
[null,"Surface Winds"]
["Wind Strength ","Effects",null,"03:00Z","06:00Z"]
["< 5 knots","Negligible "]
["5 - 10 knots","Light inflow, helps storms a little but not really ideal"]
["10 - 15 knots","Moderate inflow, helps storms organise themselves near the surface, in Australia we lack a low level jet a lot of the times and if I had a 10-15 knot surface flow I'd be very happy!"]
["15-25 knots","Strong inflow, probaby only experienced around frontal systems in Australia, or near the coast from seabreeze fronts - great for severe storms and supercells!"]
["25 knots >","Very strong inflow!"]
[]
[null,"Wind Strength Guide"]
["Poor","Marginal","Adequate","Good","Verygood","Level","03:00Z","06:00Z"]
["< 5 knots","5 - 10 knots","10 - 15 knots","15 - 25 knots","25 knots >","1000mb"]
["< 7 knots","7 - 10 knots","10 - 17 knots","17 - 30 knots","30 knots >","850mb"]
["< 10 knots","10 - 15 knots","15 - 20 knots","20 - 40 knots","40 knots >","700mb"]
["< 15 knots","15 - 20 knots","20 - 30 knots","30 - 50 knots","50 knots >","500mb"]
["< 20 knots","20 - 30 knots","30 - 45 knots","45 - 70 knots","70 knots >","300mb"]
[]
["Temperature","Effect","03:00Z","06:00Z"]
["< 15C","Weak cap, development likely early."]
["15 - 17C","Moderate cap, not really ideal but should hold convection off until midday or early afternoon - later if the trigger is weak."]
["17 - 19C","Good cap, should hold convection off until the afternoon but will require a reasonable trigger to break."]
["19 - 21C","Strong cap, will need a good trigger to break."]
["21 - 23C","Marginal - the trigger will need to be very strong or it's going to need to get very hot to break the cap!"]
["23C >","22-23C approaches the limit of thunderstorm development in most situations."]
[]
["Level","Relative Humidity %","03:00Z","06:00Z"]
["1000mb"]
["850mb"]
["700mb"]
["500mb"]
["300mb"]
[]
[null,"Specific Humidty to Dewpoint Conversion"]
["Specific Humid.","Dew Point"]
["2","-9"]
["3","-3"]
[4,"0"]
[5,"4"]
["6","6"]
["7","8"]
["8","10"]
[9,12]
[10,14]
[11,15.5]
[12,17]
[13,18]
[14,19]
[15,20]
[16,21]
[17,22]
[18,23]
[19,24]
[20,25]
[21,26]
[22,27]

{"sheet":"Wind Speed converter","index":1,"n_rows":13,"n_cols":5,"rows_kept":13,"flags":["formulas_cached_only"]}
["Beaufort","  knots  ","            km/h          ","          m/s         ","Description"]
[1,"  1 -  3 kn","    1.9 -     6.4 km/h","  0.5 -   1.8 m/sec","light air"]
[2,"  4 -  6 kn","    6.5 -   12.0 km/h","  1.9 -   3.3 m/sec","light breeze"]
[3,"  7 - 10 kn","  12.1 -   19.4 km/h","  3.4 -   5.4 m/sec","gentle breeze"]
[4,"11 - 15 kn","  19.5 -   28.7 km/h","  5.5 -   7.9 m/sec","breeze"]
[5,"16 - 21 kn","  28.8 -   39.8 km/h","  8.0 - 11.0 m/sec","fresh breeze"]
[6,"22 - 27 kn","  39.9 -   50.9 km/h","11.1 - 14.1 m/sec","strong breeze"]
[7,"28 - 33 kn","  51.0 -   62.0 km/h","14.2 - 17.2 m/sec","near gale"]
[8,"34 - 40 kn","  62.1 -   75.0 km/h","17.3 - 20.8 m/sec","gale"]
[9,"41 - 47 kn","  75.1 -   87.9 km/h","20.9 - 24.4 m/sec","strong gale"]
[10,"48 - 55 kn","  88.0 - 102.8 km/h","24.5 - 28.5 m/sec","storm"]
[11,"56 - 63 kn","102.9 - 117.6 km/h","28.6 - 32.6 m/sec","violent storm"]
[12,"> 63 kn","> 117.6 km/h","> 32.6 m/sec","hurricane"]