UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032900.upa.cvt Date: 0000Z 29 MAR 20 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 29 MAR 20 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1010 8 23.4 21.9 91 1.5 22.3 70 5 295.7 298.7 295.1 343.4 16.60 1 1000 94 22.2 21.6 96 0.6 21.8 80 11 295.4 298.3 295.0 342.6 16.46 2 925 773 19.4 19.4 100 0.0 19.4 170 31 299.1 302.0 295.4 344.4 15.51 3 914 876 19.0 19.0 100 0.0 19.0 175 30 299.8 302.6 295.4 344.5 15.30 4 902 989 17.2 13.0 76 4.2 14.5 180 29 299.0 301.0 291.6 329.7 10.49 5 891 1095 20.2 9.2 49 11.0 13.4 186 27 303.2 304.7 291.1 327.7 8.22 6 873 1272 21.4 -0.6 23 22.0 9.7 194 26 306.2 307.0 288.5 319.2 4.19 7 871 1292 21.6 5.6 35 16.0 12.1 195 25 306.6 307.8 290.7 326.6 6.56 8 870 1302 21.4 9.4 46 12.0 13.9 195 25 306.5 308.1 292.3 332.3 8.54 9 850 1503 20.4 13.4 64 7.0 15.7 205 23 307.5 309.7 294.8 342.1 11.44 10 813 1886 17.6 14.1 80 3.5 15.3 216 23 308.5 310.8 295.8 346.5 12.54 11 711 3022 11.0 2.0 54 9.0 5.9 251 21 313.3 314.5 292.4 332.8 6.23 12 700 3152 10.0 2.0 57 8.0 5.5 255 21 313.6 314.8 292.6 333.4 6.33 13 651 3749 4.4 1.9 84 2.5 3.0 265 20 313.8 315.1 293.0 335.0 6.76 14 634 3964 3.6 -3.4 60 7.0 0.1 268 20 315.3 316.2 291.7 330.2 4.70 15 628 4041 5.0 -16.0 20 21.0 -3.1 270 20 317.7 318.1 289.9 323.6 1.75 16 627 4054 5.2 -15.8 20 21.0 -2.9 270 20 318.1 318.5 290.0 324.1 1.78 17 604 4360 6.4 -15.6 19 22.0 -2.4 275 19 322.9 323.3 291.5 329.3 1.88 18 500 5880 -4.1 -29.1 12 25.0 -11.0 300 17 328.0 328.2 291.9 330.6 0.69 19 467 6411 -8.9 -25.9 24 17.0 -13.7 306 22 328.5 328.7 292.3 332.1 0.99 20 441 6850 -11.9 -29.9 21 18.0 -16.3 311 26 330.2 330.3 292.5 332.8 0.72 21 431 7025 -11.5 -33.5 14 22.0 -16.5 313 28 332.9 333.0 293.0 334.8 0.52 22 400 7590 -16.3 -34.3 20 18.0 -20.0 320 33 333.8 333.9 293.3 335.8 0.52 23 319 9266 -27.3 -52.3 7 25.0 -29.7 308 43 340.9 340.9 294.6 341.3 0.09 24 300 9710 -28.5 -58.5 4 30.0 -30.9 305 46 345.2 345.2 295.6 345.4 0.05 25 298 9757 -28.7 -58.7 4 30.0 -31.1 304 45 345.6 345.6 295.7 345.8 0.05 26 250 10980 -38.3 -66.3 4 28.0 -39.5 285 29 349.1 349.1 296.4 349.2 0.02 27 208 12214 -49.5 -69.5 8 20.0 -50.0 252 29 350.4 350.4 296.7 350.5 0.02 28 200 12470 -51.5 -69.5 10 18.0 -51.9 245 29 351.2 351.2 296.9 351.3 0.02 29 184 13008 -55.7 -77.7 5 22.0 -56.0 249 28 352.9 352.9 297.3 352.9 0.01 30 150 14280 -66.9 -78.9 17 12.0 -67.0 260 25 354.8 354.8 297.7 354.9 0.01 31 148 14361 -67.5 -78.5 19 11.0 -67.5 260 25 355.2 355.2 297.7 355.2 0.01 32 123 15454 -75.5 -82.5 33 7.0 -75.5 253 24 359.9 359.9 298.7 359.9 0.00 33 100 16640 -79.9 -86.9 30 7.0 -79.9 245 23 373.4 373.4 301.1 373.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 540.61 mb = 5286.47 m = 17343.86 ft Wetbulb zero: 633.85 mb = 3965.76 m = 13010.87 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 54.07 % Est. max temperature: 34.74 C = 94.53 F Sfc-Lift cond lev (LCL): 988.48 mb = 194.88 m = 639.35 ft T: 21.78 C 700-500 lapse rate: 5.17 C/km ThetaE index: 25.33 C Layer 902.0- 871.0 mb Conv cond level (CCL): 944.92 mb = 587.42 m = 1927.19 ft Mean mixing ratio: 15.90 g/kg Conv temperature: 25.80 C = 78.44 F Cap Strength: 4.59 C Lifted Index: 1.27 C Risk: Showers probable Lifted Index @300 mb: 3.47 C Lifted Index @700 mb: 1.25 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 17.50 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 373.32 Risk: Showers and thunderstorms possible Energy Index: -2.12 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.80 J/kg Max Up Vert Vel: 9.78 m/s Conv Inhibition (B-): 2.29 J/kg Cap Strength: 4.38 C Lift Cond Lev (LCL): 954.48 mb = 499.76 m = 1639.62 ft Lev Free Conv (LFC): 909.48 mb = 918.60 m = 3013.74 ft Equ Level (EL): 899.48 mb = 1013.53 m = 3325.17 ft B at Equ Level: 18.77 J/kg Max Parcel Lev (MPL): 869.48 mb = 1306.75 m = 4287.20 ft Wind level data Storm motion: 269 at 16 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1010 8 70 5 -4.7 -1.7 | 84 20 -20.3 -2.1 1 1000 94 80 11 -10.8 -1.9 | 85 27 -26.4 -2.3 2 925 773 170 31 -5.4 30.5 | 145 37 -21.0 30.2 3 850 1503 205 23 9.7 20.8 | 164 21 -5.9 20.5 4 700 3152 255 21 20.3 5.4 | 223 7 4.7 5.1 5 500 5880 300 17 14.7 -8.5 | 6 9 -0.9 -8.9 6 400 7590 320 33 21.2 -25.3 | 348 26 5.6 -25.6 7 300 9710 305 46 37.7 -26.4 | 320 35 22.1 -26.7 8 250 10980 285 29 28.0 -7.5 | 302 15 12.4 -7.9 9 200 12470 245 29 26.3 12.3 | 222 16 10.7 11.9 10 150 14280 260 25 24.6 4.3 | 246 10 9.0 4.0 11 100 16640 245 23 20.8 9.7 | 209 11 5.3 9.4 Wind Parameters Mean winds (0-6000m): 238.7 at 20.8 knts Storm direction: 268.7 at 15.6 knts Shear (0-3000m) pos: 4.5 neg: 0.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 129.1 deg Storm rel helicity (0-3000m) pos: 450.6 neg: 0.0 tot: 450.6 m^2/s^2 ave: 150.2 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 13.8 stream: 9.9 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 0.35 Bulk Shear: 137.39 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 114 15 101 30| 22.2 0.0 22.2|153.4 0.0 153.4 306.8 0.68| 27.3 18.6 1000 158 22 130 31| 15.7 0.0 15.7|365.2 0.0 365.2 365.2 0.79| 26.2 20.7 1500 171 23 140 30| 9.2 0.0 9.2|406.0 0.0 406.0 270.6 0.73| 21.6 15.8 2000 182 23 147 27| 6.9 0.0 6.9|426.1 0.0 426.1 213.1 0.73| 17.7 12.9 2500 191 23 153 25| 5.5 0.0 5.5|440.4 0.0 440.4 176.2 0.72| 15.4 11.1 3000 200 23 159 22| 4.5 0.0 4.5|450.6 0.0 450.6 150.2 0.72| 13.8 9.9 4000 215 22 171 18| 3.2 0.0 3.2|458.9 0.0 458.9 114.7 0.72| 11.2 8.1 5000 228 21 181 14| 2.3 0.0 2.3|465.1 0.0 465.1 93.0 0.74| 9.6 7.0 6000 239 21 192 11| 1.9 0.0 1.9|470.9 -1.6 469.3 78.2 0.72| 8.5 6.1 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20200329.00.gif