UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 2 DEC 25 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 1014 8 22.2 21.3 95 0.9 21.6 15 1 294.2 297.0 294.2 339.7 15.92 1 1000 128 21.4 20.5 95 0.9 20.8 35 1 294.5 297.3 293.9 338.5 15.35 2 925 802 18.0 18.0 100 0.0 18.0 90 3 297.7 300.3 294.0 338.8 14.18 3 907 971 17.2 16.8 97 0.4 17.0 116 5 298.6 301.0 293.7 337.5 13.39 4 877 1260 17.6 14.8 84 2.8 15.7 159 9 301.9 304.1 293.7 337.7 12.16 5 850 1527 15.4 15.1 98 0.3 15.2 200 13 302.3 304.6 294.3 340.1 12.80 6 837 1657 14.4 13.1 92 1.3 13.6 207 13 302.6 304.7 293.4 336.3 11.39 7 828 1749 15.6 2.6 42 13.0 8.5 212 12 304.8 305.8 289.3 321.7 5.58 8 819 1841 15.4 -5.6 23 21.0 5.5 217 12 305.5 306.1 287.1 315.1 3.07 9 814 1893 15.4 -4.6 25 20.0 5.8 220 12 306.0 306.7 287.6 316.4 3.33 10 752 2559 11.4 -14.6 15 26.0 1.2 257 10 308.7 309.0 286.8 314.0 1.64 11 729 2818 12.0 -27.0 5 39.0 -0.2 271 10 312.1 312.2 286.8 314.1 0.57 12 700 3157 11.2 -26.8 5 38.0 -0.9 290 9 314.9 315.0 287.8 317.0 0.61 13 670 3520 10.6 -30.4 4 41.0 -1.7 289 10 318.2 318.3 288.7 319.8 0.45 14 500 5890 -2.7 -35.7 6 33.0 -10.7 285 13 329.7 329.8 292.0 331.1 0.36 15 475 6294 -4.5 -38.5 5 34.0 -12.2 285 14 332.4 332.5 292.7 333.5 0.29 16 446 6785 -9.1 -32.1 14 23.0 -14.7 285 15 332.6 332.8 293.0 334.8 0.58 17 436 6961 -9.3 -49.3 2 40.0 -15.9 285 15 334.6 334.6 293.0 334.9 0.10 18 400 7620 -13.9 -42.9 7 29.0 -19.0 285 17 336.9 337.0 293.8 337.8 0.22 19 341 8814 -22.5 -49.5 7 27.0 -25.8 254 16 341.0 341.0 294.7 341.5 0.12 20 300 9740 -30.9 -50.9 12 20.0 -32.7 230 15 341.8 341.9 294.8 342.3 0.12 21 266 10577 -38.7 -51.7 24 13.0 -39.6 256 15 342.4 342.4 295.0 342.9 0.12 22 250 11000 -41.3 -56.3 18 15.0 -42.1 270 15 344.7 344.7 295.5 345.0 0.07 23 241 11249 -42.7 -61.7 11 19.0 -43.5 263 16 346.2 346.2 295.8 346.4 0.04 24 200 12480 -53.5 -65.5 22 12.0 -53.8 230 21 348.0 348.1 296.2 348.2 0.03 25 164 13733 -61.5 -79.5 7 18.0 -61.6 237 18 355.0 355.0 297.7 355.0 0.00 26 150 14280 -66.1 -78.1 17 12.0 -66.2 240 17 356.2 356.2 298.0 356.2 0.01 27 113 15934 -80.5 -83.6 60 3.1 -80.5 257 23 359.4 359.4 298.6 359.4 0.00 28 107 16240 -82.3 -87.2 43 4.9 -82.3 261 24 361.6 361.7 299.0 361.7 0.00 29 105 16346 -80.1 -88.1 25 8.0 -80.1 262 24 367.8 367.8 300.2 367.8 0.00 30 100 16620 -82.3 -91.3 20 9.0 -82.3 265 25 368.7 368.7 300.4 368.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 534.51 mb = 5408.95 m = 17745.70 ft Wetbulb zero: 732.51 mb = 2777.95 m = 9113.89 ft Precipitable water: 1.15 inches Sfc-500 mean rel hum: 32.67 % Est. max temperature: 30.12 C = 86.22 F Sfc-Lift cond lev (LCL): 1001.10 mb = 118.52 m = 388.86 ft T: 21.46 C 700-500 lapse rate: 5.09 C/km ThetaE index: 25.02 C Layer 837.0- 814.0 mb Conv cond level (CCL): 947.85 mb = 591.02 m = 1939.02 ft Mean mixing ratio: 14.79 g/kg Conv temperature: 24.76 C = 76.57 F Cap Strength: 5.13 C Lifted Index: 4.60 C Risk: None Lifted Index @300 mb: 3.94 C Lifted Index @700 mb: 3.91 C Showalter Index: 4.02 C Risk: None Total Totals Index: 35.90 C Risk: None Vertical Totals Index: 18.10 C Cross Totals Index: 17.80 C K Index: -4.80 Risk: None Sweat Index: 220.20 Risk: None Energy Index: -1.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.52 J/kg Max Up Vert Vel: 5.57 m/s Conv Inhibition (B-): 1.19 J/kg Cap Strength: 5.09 C Lift Cond Lev (LCL): 956.80 mb = 509.77 m = 1672.44 ft Lev Free Conv (LFC): 921.80 mb = 831.75 m = 2728.81 ft Equ Level (EL): 901.80 mb = 1020.15 m = 3346.89 ft B at Equ Level: 14.79 J/kg Max Parcel Lev (MPL): 861.80 mb = 1409.04 m = 4622.79 ft Wind level data Storm motion: 297 at 7 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 1014 8 15 1 -0.3 -1.0 | 109 7 -6.6 2.3 1 1000 128 35 1 -0.6 -0.8 | 110 7 -6.9 2.5 2 925 802 90 3 -3.0 0.0 | 109 10 -9.3 3.3 3 850 1527 200 13 4.4 12.2 | 173 16 -1.9 15.5 4 700 3157 290 9 8.5 -3.1 | 265 2 2.1 0.2 5 500 5890 285 13 12.6 -3.4 | 271 6 6.2 -0.1 6 400 7620 285 17 16.4 -4.4 | 276 10 10.1 -1.1 7 300 9740 230 15 11.5 9.6 | 202 14 5.1 12.9 8 250 11000 270 15 15.0 -0.0 | 249 9 8.7 3.3 9 200 12480 230 21 16.1 13.5 | 210 19 9.7 16.8 10 150 14280 240 17 14.7 8.5 | 215 14 8.4 11.8 11 100 16620 265 25 24.9 2.2 | 254 19 18.6 5.5 Wind Parameters Mean winds (0-6000m): 267.3 at 9.5 knts Storm direction: 297.3 at 7.1 knts Shear (0-3000m) pos: 1.6 neg: 0.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 134.9 deg Storm rel helicity (0-3000m) pos: 92.1 neg: -0.9 tot: 91.3 m^2/s^2 ave: 30.4 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.02 Bulk Shear: 15.16 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 51 1 108 8| 1.7 0.0 1.7| 0.0 -0.9 -0.8 -1.7 -0.24| 1.8 -0.4 1000 88 2 110 9| 3.2 0.0 3.2| 7.5 -0.9 6.6 6.6 0.31| 3.5 1.1 1500 166 5 136 11| 4.7 0.0 4.7| 61.4 -0.9 60.5 40.4 0.75| 7.2 5.4 2000 195 7 154 11| 3.3 0.0 3.3| 79.8 -0.9 78.9 39.5 0.75| 7.1 5.3 2500 209 8 165 10| 2.3 0.0 2.3| 88.4 -0.9 87.5 35.0 0.73| 6.8 4.9 3000 219 8 172 10| 1.6 0.0 1.6| 92.1 -0.9 91.3 30.4 0.71| 6.5 4.6 4000 242 8 188 7| 1.2 0.1 1.3| 92.9 -0.9 92.0 23.0 0.69| 5.2 3.6 5000 258 9 205 6| 1.0 0.2 1.2| 93.0 -0.9 92.2 18.4 0.67| 4.3 2.9 6000 267 10 220 5| 0.8 0.3 1.1| 93.1 -0.9 92.3 15.4 0.64| 3.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251202.00.gif