UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020033112.upa.cvt Date: 1200Z 31 MAR 20 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 31 MAR 20 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1011 6 19.6 15.2 76 4.4 16.8 105 1 291.8 293.8 289.5 322.4 10.80 1 1000 103 18.6 14.5 77 4.1 16.0 40 3 291.8 293.6 289.2 321.3 10.43 2 960 452 15.4 12.0 80 3.4 13.3 50 5 291.9 293.6 288.1 318.1 9.21 3 931 713 15.0 14.7 98 0.3 14.8 58 7 294.1 296.1 290.7 326.6 11.37 4 925 768 15.2 15.2 100 0.0 15.2 60 7 294.9 297.0 291.3 328.7 11.82 5 873 1263 18.4 18.4 100 0.0 18.4 152 18 303.1 305.9 296.4 348.8 15.44 6 850 1492 17.4 17.4 100 0.0 17.4 195 23 304.4 307.1 296.3 348.7 14.87 7 835 1644 16.6 16.5 99 0.1 16.5 201 23 305.1 307.7 296.1 347.8 14.29 8 827 1727 22.8 10.8 47 12.0 15.0 205 23 312.5 314.4 295.0 343.0 9.88 9 823 1770 23.6 10.6 44 13.0 15.1 207 23 313.8 315.6 295.3 344.2 9.80 10 700 3158 12.2 4.2 58 8.0 7.5 265 21 316.0 317.4 294.1 339.3 7.41 11 684 3351 10.4 4.4 66 6.0 6.8 265 21 316.1 317.6 294.4 340.3 7.69 12 653 3734 7.2 1.2 66 6.0 3.8 264 21 316.7 317.9 293.6 337.0 6.41 13 621 4145 4.6 -12.4 28 17.0 -2.5 263 22 318.3 318.8 290.6 326.2 2.37 14 611 4277 6.0 -26.0 8 32.0 -4.1 263 22 321.4 321.5 290.0 324.0 0.75 15 500 5880 -6.5 -33.5 10 27.0 -12.8 260 23 325.1 325.2 290.8 326.8 0.45 16 401 7571 -19.5 -32.5 31 13.0 -22.1 240 36 329.4 329.5 292.2 331.7 0.62 17 400 7590 -19.5 -34.5 25 15.0 -22.3 240 36 329.6 329.7 292.2 331.6 0.51 18 398 7627 -19.5 -35.5 23 16.0 -22.4 240 36 330.1 330.2 292.2 331.9 0.47 19 392 7740 -17.5 -49.5 4 32.0 -21.8 242 37 334.2 334.2 293.0 334.6 0.11 20 354 8498 -20.5 -50.5 5 30.0 -24.2 251 42 340.0 340.0 294.4 340.5 0.11 21 300 9700 -28.9 -54.9 6 26.0 -31.2 265 50 344.6 344.7 295.5 345.0 0.07 22 293 9868 -29.9 -57.9 5 28.0 -32.1 266 50 345.6 345.6 295.7 345.8 0.05 23 250 10970 -40.3 -58.3 13 18.0 -41.2 270 52 346.2 346.2 295.8 346.4 0.06 24 240 11248 -42.9 -60.9 12 18.0 -43.7 270 52 346.3 346.3 295.8 346.5 0.04 25 200 12460 -51.7 -69.7 10 18.0 -52.1 270 52 350.9 350.9 296.8 351.0 0.02 26 159 13905 -63.5 -76.5 16 13.0 -63.6 262 46 354.7 354.7 297.7 354.8 0.01 27 150 14260 -65.5 -79.5 13 14.0 -65.6 260 44 357.2 357.2 298.1 357.3 0.00 28 118 15693 -74.1 -86.1 14 12.0 -74.1 263 27 366.8 366.8 300.0 366.8 0.00 29 112 15999 -72.3 -87.3 9 15.0 -72.3 264 23 375.7 375.7 301.5 375.7 0.00 30 100 16660 -76.5 -87.5 16 11.0 -76.5 265 15 379.9 379.9 302.2 379.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 557.72 mb = 5046.47 m = 16556.46 ft Wetbulb zero: 633.64 mb = 3979.87 m = 13057.17 ft Precipitable water: 1.57 inches Sfc-500 mean rel hum: 50.73 % Est. max temperature: 31.56 C = 88.81 F Sfc-Lift cond lev (LCL): 947.33 mb = 565.21 m = 1854.34 ft T: 15.23 C 700-500 lapse rate: 6.87 C/km ThetaE index: 5.85 C Layer 850.0- 823.0 mb Conv cond level (CCL): 664.87 mb = 3585.06 m = 11761.85 ft Mean mixing ratio: 10.51 g/kg Conv temperature: 44.31 C = 111.75 F Cap Strength: 14.97 C Lifted Index: 8.30 C Risk: None Lifted Index @300 mb: 16.02 C Lifted Index @700 mb: 10.60 C Showalter Index: -3.06 C Risk: Severe thunderstorms possible Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 23.90 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 416.09 Risk: Severe Thunderstorms possible Energy Index: -4.15 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.70 J/kg Max Up Vert Vel: 5.78 m/s Conv Inhibition (B-): 9128.51 J/kg Cap Strength: 14.75 C Lift Cond Lev (LCL): 926.35 mb = 755.62 m = 2479.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 278 at 14 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 1011 6 105 1 -1.0 0.3 | 99 15 -15.1 2.4 1 1000 103 40 3 -1.9 -2.3 | 89 16 -16.1 -0.2 2 925 768 60 7 -6.1 -3.5 | 86 20 -20.2 -1.4 3 850 1492 195 23 6.0 22.2 | 161 26 -8.2 24.3 4 700 3158 265 21 20.9 1.8 | 240 8 6.8 3.9 5 500 5880 260 23 22.7 4.0 | 234 10 8.5 6.1 6 400 7590 240 36 31.2 18.0 | 220 26 17.0 20.1 7 300 9700 265 50 49.8 4.4 | 260 36 35.7 6.5 8 250 10970 270 52 52.0 -0.0 | 267 38 37.9 2.1 9 200 12460 270 52 52.0 -0.0 | 267 38 37.9 2.1 10 150 14260 260 44 43.3 7.6 | 252 31 29.2 9.7 11 100 16660 265 15 14.9 1.3 | 193 3 0.8 3.4 Wind Parameters Mean winds (0-6000m): 248.4 at 19.1 knts Storm direction: 278.4 at 14.3 knts Shear (0-3000m) pos: 4.5 neg: 0.8 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 127.7 deg Storm rel helicity (0-3000m) pos: 337.0 neg: -15.3 tot: 321.7 m^2/s^2 ave: 107.2 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 8.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.25 Bulk Shear: 67.93 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 48 4 89 17| 0.0 5.0 5.0| 0.0 -15.0 -15.0 -30.0 -0.67| 5.5 -3.6 1000 67 6 89 19| 5.1 2.5 7.6| 40.2 -15.3 24.9 24.9 0.17| 8.3 1.4 1500 151 10 120 22| 9.4 1.7 11.1|254.2 -15.3 238.9 159.2 0.69| 15.9 11.0 2000 187 13 140 19| 7.1 1.3 8.4|292.5 -15.3 277.1 138.6 0.70| 14.0 9.9 2500 203 15 152 18| 5.6 1.0 6.6|319.0 -15.3 303.6 121.4 0.71| 12.9 9.1 3000 215 16 162 16| 4.5 0.8 5.3|337.0 -15.3 321.7 107.2 0.71| 12.1 8.6 4000 234 17 179 12| 3.3 0.6 3.9|341.4 -15.9 325.5 81.4 0.70| 9.5 6.7 5000 244 18 192 10| 2.7 0.3 3.0|341.4 -16.7 324.7 64.9 0.69| 7.7 5.3 6000 248 19 201 10| 2.2 0.1 2.3|341.4 -17.9 323.5 53.9 0.67| 6.6 4.4 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20200331.12.gif