Sounding Display


-SHARPpy Documentation-

Unless otherwise noted; inqueries about the sounding display can be resolved by referencing the SHARPpy documentation found here

-Local Modifications-

Wind bars and Hodograph segments are color-coded base on height AGL in KM from 0-1, 1-3, 3-6, 6-9, and >9KM in magenta, red, green, yellow, and cyan respectively.

Sounding Index Descriptions


-STANDARD-

FRZLowest freezing level (mb) or BG for below ground
WB0Wet bulb zero (mb) or BG for below ground
PWPrecipitable water (in)
RHAverage relative humidity from surface to 500 mb (%)
MAXTMaximum estimated forecast temperature (C) using a 150mb layer
TH1000-500 mb thickness (m)
L57700-500 mb lapse rate (C/km)
LCLLifting condensation level (mb) using parcel choice
LILifted index @ 500 mb (C) using parcel choice
SIShowalter index (C)
TTTotal totals index (C)
KIK index
SWSWEAT index
EIEnergy index (cal)

-PARCEL- : Thermodynamic Parameters

CAPEConvective available potential energy (J/kg) using parcel choice
CINHConvective inhibition (J/kg) using parcel choice
LCLLifting condensation level (mb) using parcel choice
CAPCap strength (C) using parcel choice
LFCLevel of free convection (mb) using parcel choice
ELEquilibrium level (mb) using parcel choice
MPLMaximum parcel level (mb) using parcel choice

-WIND- : Kinematic Parameters

STMEstimated storm motion (knts) from 0-6 km AGL mean layer, spd 75% of mean, dir 30 deg veer from mean
HEL0-3 km AGL storm relative helicity
SHR+0-3 km AGL positive shear magnitude (sum of veering shear values)
SRDS0-3 km AGL storm relative directional shear (directional difference of storm relative winds)
EHI0-3 km AGL energy helicity index
BRNBulk Richardson number
BSHR0-6 km AGL bulk shear value (kts)
n/a
      MODEL GRIDDED SOUNDING PLOTTING (Ver 5.52-LINUX-X11)

Current filename: /home/data/models/gfs/2404280600F009.gfs
Reading from grid file:/home/data/models/gfs/2404280600F009.gfs
Searching file for grids...
VAR_make_datatype: no ltype: 10
VAR_make_datatype: no ltype: 10
Date: 9 hour GFS valid 15Z SUN 28 APR 24
Station: 58.49,29.3
Latitude:   58.49
Longitude:  29.30
-------------------------------------------------------------------------------
LEV PRES  HGHT  TEMP  DEWP  RH  DD   WETB DIR SPD THETA THE-V THE-W THE-E   W
     mb     m     C     C    %   C     C  deg knt   K     K     K     K    g/kg
-------------------------------------------------------------------------------
SFC 1015    89  15.9   7.0  56  8.9  11.0 214   4 287.8 288.8 283.5 305.2  6.19
  1 1000   217  15.4   4.5  48 10.9   9.7 216   8 288.6 289.5 282.8 303.6  5.27
  2  950   649  11.3   3.1  57  8.2   7.2 222   8 288.7 289.6 282.6 303.0  5.03
  3  900  1097   7.2   1.6  68  5.6   4.5 234   6 288.9 289.8 282.4 302.6  4.78
  4  850  1564   3.0  -0.9  75  3.9   1.3 258   5 289.3 290.1 282.0 301.5  4.21
  5  800  2051  -1.3  -3.3  86  2.0  -2.1 264   5 289.8 290.4 281.6 300.6  3.74
  6  750  2562  -5.4  -7.4  86  2.0  -6.1 257   6 290.7 291.2 281.0 299.3  2.92
  7  700  3100  -8.4 -16.8  51  8.4 -10.8 262   9 293.2 293.5 280.3 297.7  1.47
  8  650  3671 -11.8 -24.3  35 12.5 -14.5 271  12 295.6 295.8 280.6 298.3  0.83
  9  600  4279 -15.7 -30.4  27 14.7 -18.3 275  15 298.0 298.1 281.2 299.6  0.51
 10  550  4929 -20.8 -32.9  33 12.1 -22.6 275  18 299.4 299.4 281.7 300.8  0.43
 11  500  5625 -26.7 -33.1  55  6.4 -27.6 275  19 300.5 300.5 282.2 302.0  0.47
 12  450  6375 -32.8 -35.5  77  2.7 -33.1 277  19 302.0 302.1 282.7 303.4  0.41
 13  400  7192 -39.9 -40.0  99  0.1 -39.9 283  20 303.1 303.1 283.0 304.1  0.29
 14  350  8087 -48.4 -48.4 100  0.0 -48.4 283  25 303.5 303.5 283.0 304.0  0.14
 15  300  9085 -54.1 -57.3  68  3.1 -54.2 293  27 309.1 309.1 285.1 309.3  0.06
 16  250 10259 -51.8 -69.3  11 17.4 -52.1 274  29 329.0 329.0 291.5 329.1  0.01
 17  200 11711 -49.4 -75.7   3 26.3 -49.9 260  27 354.5 354.5 297.6 354.6  0.01
 18  150 13600 -49.5 -79.3   2 29.8 -50.2 264  20 384.8 384.8 303.0 384.8  0.00
 19  100 16249 -50.8 -80.3   2 29.5 -51.7 247  12 429.6 429.6 308.8 429.6  0.01
TRP                                             0                              
WND                                             0                              

Sounding variables and indices
1000-500 mb thick:      5407.32 m
Freezing level:          815.06 mb =  1904.45 m =  6248.13 ft
Wetbulb zero:            831.61 mb =  1739.74 m =  5707.75 ft
Precipitable water:        0.59 inches
Sfc-500 mean rel hum:     54.34 %
Est. max temperature:     17.32 C =   63.17 F
Sfc-Lift cond lev (LCL): 888.63 mb =  1200.93 m =  3940.02 ft T:    6.27 C
700-500 lapse rate:        7.28 C/km
ThetaE index:              7.50 C Layer 1000.0- 650.0 mb
Conv cond level (CCL):   833.20 mb =  1724.32 m =  5657.14 ft
  Mean mixing ratio:       5.16 g/kg
  Conv temperature:       17.58 C =   63.65 F
Cap Strength:              0.73 C
Lifted Index:             -0.09 C Risk: Thunderstorms probable
Lifted Index @300 mb:      4.20 C
Lifted Index @700 mb:     -0.82 C
Showalter Index:           1.20 C Risk: Showers probable
Total Totals Index:       55.60 C Risk: Severe Thunderstorms probable
  Vertical Totals Index:  29.76 C
  Cross Totals Index:     25.83 C
K Index:                  20.44   Risk: 20-40 % chance of thunderstorms
Sweat Index:             161.50   Risk: None
Energy Index:              0.09   Risk: None

Parcel Indices
Parcel: using 100 mb layer
CAPE (B+):                56.91 J/kg
Max Up Vert Vel:          10.67 m/s
Conv Inhibition (B-):     16.05 J/kg
Cap Strength:              0.73 C
Lift Cond Lev (LCL):     843.86 mb =  1622.18 m =  5322.05 ft
Lev Free Conv (LFC):     808.86 mb =  1962.72 m =  6439.29 ft
Equ Level (EL):          618.86 mb =  4044.32 m = 13268.62 ft
B at Equ Level:           56.09 J/kg
Max Parcel Lev (MPL):    338.86 mb =  8296.69 m = 27219.78 ft

Wind Parameters
Mean winds (0-6000m):            266.0 at   11.2 knts
Storm direction:                 296.0 at    8.4 knts
Shear (0-3000m)              pos:    1.1 neg:    0.2 tot:    1.3 10-3/s
Storm rel Dir Shear (0-3000m):      48.2 deg
Storm rel helicity (0-3000m) pos:   14.5 neg:   -3.2 tot:   11.3 m^2/s^2
                             ave:    3.8 10^-3 m/s^2 rel:   0.40
Storm rel vorticity (0-3000m) horiz:    2.4 stream:    1.0 10^-3/s
Energy-Hel index:          0.00
Bulk Rich Number:          6.26
Bulk Shear:                9.09 m/s
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GFS
2017081706
WLD
-300 60
-102 102
42 42
9
850
temp
ml
severe
58.49
29.3
https://climate.cod.edu/data/forecast