UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 5 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 1020 10 22.0 19.5 86 2.5 20.3 60 9 293.5 296.0 292.7 333.7 14.12 1 1000 181 20.6 18.9 90 1.7 19.5 60 21 293.8 296.2 292.6 333.3 13.87 2 925 851 15.6 15.3 98 0.3 15.4 80 17 295.3 297.4 291.6 329.4 11.90 3 921 888 15.4 15.2 99 0.2 15.3 74 16 295.4 297.6 291.6 329.5 11.87 4 912 972 16.4 13.2 81 3.2 14.4 62 15 297.3 299.2 291.1 327.8 10.51 5 892 1161 15.4 12.5 83 2.9 13.6 33 12 298.1 300.0 291.2 328.0 10.26 6 854 1530 14.2 9.7 74 4.5 11.4 336 6 300.6 302.2 290.8 326.8 8.88 7 850 1570 14.0 9.8 76 4.2 11.4 330 5 300.8 302.5 290.9 327.3 8.98 8 763 2470 7.6 4.0 78 3.6 5.6 319 13 303.3 304.6 289.8 323.4 6.69 9 761 2492 8.8 -0.2 53 9.0 4.2 319 13 304.9 305.8 288.7 320.0 4.96 10 746 2657 10.4 -7.6 27 18.0 2.3 317 14 308.3 308.9 287.9 317.5 2.89 11 740 2724 10.0 -8.0 27 18.0 2.0 316 15 308.6 309.1 287.9 317.6 2.82 12 728 2860 9.4 -5.6 34 15.0 2.3 314 16 309.4 310.1 288.8 320.3 3.46 13 700 3185 8.6 -11.4 23 20.0 0.2 310 19 312.0 312.4 288.5 319.4 2.28 14 685 3364 8.8 -24.2 8 33.0 -1.9 308 19 314.2 314.3 287.7 316.9 0.79 15 673 3510 7.4 -3.6 46 11.0 1.9 306 19 314.2 315.0 291.2 328.1 4.36 16 617 4215 0.8 -2.2 80 3.0 -0.7 299 21 314.5 315.5 292.0 331.2 5.28 17 609 4320 0.0 -2.5 83 2.5 -1.3 298 21 314.8 315.8 292.1 331.4 5.23 18 596 4493 0.0 -5.0 69 5.0 -2.4 296 21 316.7 317.6 292.0 330.9 4.43 19 578 4739 1.0 -29.0 9 30.0 -7.4 293 21 320.7 320.8 289.6 322.8 0.60 20 500 5890 -5.3 -36.3 7 31.0 -12.3 280 23 326.6 326.6 291.1 327.9 0.34 21 497 5937 -4.9 -36.9 6 32.0 -12.1 279 23 327.6 327.7 291.4 328.9 0.32 22 487 6096 -6.3 -20.3 32 14.0 -11.0 277 23 327.8 328.1 292.6 333.3 1.56 23 454 6638 -11.5 -19.5 52 8.0 -14.1 269 24 327.9 328.3 292.9 334.2 1.80 24 429 7071 -12.3 -30.3 21 18.0 -16.7 263 24 332.3 332.4 293.0 334.9 0.72 25 403 7544 -16.1 -38.1 13 22.0 -20.2 256 25 333.3 333.4 293.0 334.7 0.35 26 400 7600 -15.5 -42.5 8 27.0 -20.0 255 25 334.8 334.9 293.3 335.7 0.23 27 380 7985 -17.7 -47.7 5 30.0 -22.0 258 26 336.9 336.9 293.7 337.4 0.13 28 344 8723 -22.5 -54.5 4 32.0 -25.9 263 29 340.1 340.1 294.4 340.4 0.07 29 300 9710 -31.1 -53.1 10 22.0 -33.0 270 33 341.5 341.6 294.8 341.9 0.09 30 287 10023 -33.9 -51.9 15 18.0 -35.3 264 34 341.9 341.9 294.9 342.4 0.11 31 250 10980 -40.3 -63.3 7 23.0 -41.3 245 38 346.2 346.2 295.8 346.3 0.03 32 240 11256 -42.9 -61.9 11 19.0 -43.7 245 39 346.3 346.3 295.8 346.5 0.04 33 200 12460 -50.7 -73.7 5 23.0 -51.1 245 44 352.5 352.5 297.2 352.5 0.01 34 191 12758 -53.1 -75.1 5 22.0 -53.4 243 43 353.3 353.3 297.4 353.3 0.01 35 151 14230 -65.7 -79.7 13 14.0 -65.8 230 36 356.2 356.2 298.0 356.2 0.00 36 150 14270 -65.9 -79.9 12 14.0 -66.0 230 36 356.6 356.6 298.0 356.6 0.00 37 116 15794 -76.9 -85.9 22 9.0 -76.9 217 23 363.4 363.4 299.4 363.4 0.00 38 100 16640 -81.3 -91.3 17 10.0 -81.3 210 15 370.6 370.6 300.7 370.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5709.00 m Freezing level: 565.62 mb = 4921.50 m = 16146.47 ft Wetbulb zero: 698.61 mb = 3201.42 m = 10503.23 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 53.80 % Est. max temperature: 28.11 C = 82.60 F Sfc-Lift cond lev (LCL): 983.58 mb = 323.28 m = 1060.62 ft T: 19.54 C 700-500 lapse rate: 5.14 C/km ThetaE index: 9.84 C Layer 763.0- 740.0 mb Conv cond level (CCL): 946.83 mb = 650.57 m = 2134.40 ft Mean mixing ratio: 13.04 g/kg Conv temperature: 23.34 C = 74.01 F Cap Strength: 4.80 C Lifted Index: 5.11 C Risk: None Lifted Index @300 mb: 8.08 C Lifted Index @700 mb: 3.66 C Showalter Index: 7.22 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 15.10 C K Index: 9.10 Risk: None Sweat Index: 150.60 Risk: None Energy Index: 0.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.34 J/kg Max Up Vert Vel: 5.35 m/s Conv Inhibition (B-): 0.48 J/kg Cap Strength: 5.09 C Lift Cond Lev (LCL): 953.17 mb = 593.19 m = 1946.15 ft Lev Free Conv (LFC): 938.17 mb = 729.52 m = 2393.40 ft Equ Level (EL): 918.17 mb = 914.14 m = 2999.11 ft B at Equ Level: 7.96 J/kg Max Parcel Lev (MPL): 878.17 mb = 1293.31 m = 4243.08 ft Wind level data Storm motion: 342 at 13 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 1020 10 60 9 -7.8 -4.5 | 123 14 -11.8 7.7 1 1000 181 60 21 -18.2 -10.5 | 94 22 -22.2 1.7 2 925 851 80 17 -16.7 -3.0 | 114 23 -20.8 9.2 3 850 1570 330 5 2.5 -4.3 | 169 8 -1.5 7.8 4 700 3185 310 19 14.6 -12.2 | 270 11 10.5 -0.0 5 500 5890 280 23 22.7 -4.0 | 246 20 18.6 8.2 6 400 7600 255 25 24.1 6.5 | 227 27 20.1 18.6 7 300 9710 270 33 33.0 -0.0 | 247 31 29.0 12.2 8 250 10980 245 38 34.4 16.1 | 227 42 30.4 28.2 9 200 12460 245 44 39.9 18.6 | 229 47 35.9 30.8 10 150 14270 230 36 27.6 23.1 | 214 42 23.6 35.3 11 100 16640 210 15 7.5 13.0 | 188 25 3.5 25.2 Wind Parameters Mean winds (0-6000m): 311.7 at 17.1 knts Storm direction: 341.7 at 12.8 knts Shear (0-3000m) pos: 1.8 neg: 5.4 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 144.2 deg Storm rel helicity (0-3000m) pos: 69.4 neg: -55.5 tot: 13.9 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 113.38 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 63 18 101 21| 10.6 0.0 10.6| 21.3 -38.2 -16.9 -33.8 -0.31| 15.9 -5.0 1000 68 18 105 21| 5.3 3.2 8.5| 41.4 -52.9 -11.5 -11.5 -0.17| 13.3 -2.2 1500 65 15 108 19| 3.5 6.9 10.4| 53.9 -55.5 -1.6 -1.1 0.05| 14.3 0.7 2000 58 13 109 16| 2.6 5.9 8.6| 59.2 -55.5 3.7 1.9 0.11| 12.0 1.4 2500 43 13 103 13| 2.1 5.5 7.6| 64.6 -55.5 9.1 3.6 0.19| 10.5 2.0 3000 21 13 90 9| 1.8 5.4 7.1| 69.4 -55.5 13.9 4.6 0.22| 9.5 2.1 4000 346 15 15 2| 1.3 4.6 5.9| 70.6 -60.6 10.0 2.5 0.18| 7.8 1.4 5000 326 16 281 5| 1.1 3.9 5.0| 70.6 -70.0 0.6 0.1 0.14| 6.7 0.9 6000 312 17 265 9| 0.9 3.5 4.4| 70.6 -84.6 -14.0 -2.3 0.08| 6.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251205.00.gif