UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for VT381... Searching the city database file for: VT381 ... Date:0000Z 4 DEC 25 Station: VT381 WMO ident: 48381 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 143 340 1 SFC 994 195 21.4 11.4 53 10.0 15.3 340 1 295.1 296.6 288.6 319.7 8.54 2 933 744 21.2 9.2 46 12.0 13.9 52 11 300.2 301.7 289.8 323.4 7.85 3 925 818 20.4 9.4 49 11.0 13.7 50 11 300.2 301.6 289.9 323.9 8.02 4 850 1543 16.2 8.2 59 8.0 11.4 85 12 303.1 304.6 290.9 327.2 8.05 5 822 1827 14.0 8.0 67 6.0 10.4 110 21 303.7 305.2 291.2 328.3 8.21 6 771 2366 11.8 7.1 73 4.7 9.0 119 18 307.0 308.5 292.2 331.9 8.24 7 724 2892 10.8 3.8 62 7.0 6.8 130 13 311.4 312.7 292.5 333.0 6.96 8 700 3173 9.0 2.0 61 7.0 5.1 130 11 312.5 313.7 292.3 332.2 6.33 9 664 3608 6.6 -0.4 61 7.0 2.8 130 3 314.5 315.6 292.3 332.2 5.60 10 655 3720 6.6 -1.4 57 8.0 2.4 127 2 315.7 316.8 292.4 332.5 5.28 11 628 4065 6.2 -21.8 11 28.0 -3.4 104 3 319.1 319.3 289.6 322.8 1.06 12 617 4209 5.2 -24.8 9 30.0 -4.4 95 3 319.6 319.7 289.5 322.5 0.83 13 590 4573 2.8 -26.2 10 29.0 -6.1 81 5 320.9 321.0 289.9 323.6 0.76 14 581 4697 1.6 -9.4 44 11.0 -3.3 77 6 320.9 321.5 292.2 331.6 3.23 15 570 4850 0.0 -9.0 51 9.0 -4.0 71 8 320.8 321.5 292.3 332.0 3.40 16 568 4878 -0.3 -9.3 51 9.0 -4.3 71 8 320.8 321.4 292.2 331.7 3.33 17 557 5035 0.0 -27.0 11 27.0 -7.9 82 7 322.9 323.1 290.5 325.6 0.75 18 510 5734 -4.7 -29.7 12 25.0 -11.3 142 5 325.5 325.6 291.1 327.8 0.64 19 500 5890 -5.3 -17.3 38 12.0 -9.6 155 4 326.6 327.0 292.6 333.4 1.97 20 489 6064 -6.5 -17.5 41 11.0 -10.5 151 6 327.2 327.6 292.8 334.0 1.98 21 418 7275 -13.9 -24.9 39 11.0 -17.0 177 11 332.7 333.0 293.6 337.1 1.21 22 404 7534 -13.7 -29.7 25 16.0 -17.7 183 12 336.2 336.4 294.1 339.2 0.81 23 400 7610 -14.3 -31.3 22 17.0 -18.3 185 12 336.4 336.5 294.1 339.0 0.70 24 300 9720 -29.9 -49.9 13 20.0 -31.9 215 13 343.2 343.3 295.2 343.8 0.13 25 285 10083 -32.7 -52.7 12 20.0 -34.4 221 13 344.3 344.3 295.4 344.7 0.10 26 250 10990 -40.3 -58.3 13 18.0 -41.2 230 14 346.2 346.2 295.8 346.4 0.06 27 220 11848 -47.9 -62.9 16 15.0 -48.4 205 20 347.3 347.3 296.1 347.5 0.04 28 200 12470 -52.7 -59.7 42 7.0 -52.9 195 24 349.3 349.3 296.5 349.6 0.06 29 193 12698 -54.7 -61.7 42 7.0 -54.9 195 23 349.7 349.7 296.6 349.9 0.05 30 188 12865 -56.5 -64.5 36 8.0 -56.6 195 23 349.4 349.4 296.5 349.6 0.03 31 179 13174 -58.5 -72.5 15 14.0 -58.7 195 22 351.1 351.1 296.9 351.1 0.01 32 150 14260 -67.3 -75.3 31 8.0 -67.4 190 22 354.2 354.2 297.5 354.2 0.01 33 112 15970 -79.9 -83.7 53 3.8 -79.9 225 10 361.4 361.4 299.0 361.5 0.00 34 100 16610 -81.5 -85.5 51 4.0 -81.5 240 7 370.3 370.3 300.6 370.3 0.00 35 84 17576 -85.1 -88.5 54 3.4 -85.1 60 6 381.9 381.9 302.5 381.9 0.00 36 79 17915 -82.7 -85.5 62 2.8 -82.7 89 7 393.6 393.6 304.3 393.6 0.00 37 74 18278 -83.7 -87.2 54 3.5 -83.7 119 8 398.9 398.9 305.0 398.9 0.00 38 70 18590 -77.5 -82.5 44 5.0 -77.5 55 7 418.6 418.6 307.6 418.6 0.01 39 66 18928 -77.7 -83.7 37 6.0 -77.7 63 7 425.3 425.3 308.3 425.3 0.01 40 61 19387 -71.9 -78.9 34 7.0 -72.0 75 6 447.8 447.9 310.7 447.9 0.01 41 60 19485 -71.9 -79.9 29 8.0 -72.0 77 6 450.0 450.0 310.8 450.0 0.01 42 52 20328 -72.9 -80.9 29 8.0 -73.0 78 10 466.4 466.4 312.3 466.5 0.01 43 50 20560 -70.9 -79.9 25 9.0 -71.0 75 12 476.4 476.4 313.2 476.5 0.01 44 44 21335 -61.5 -74.5 16 13.0 -62.0 45 17 517.1 517.1 316.1 517.3 0.04 45 33 23135 -57.5 -72.5 13 15.0 -58.5 53 22 572.1 572.1 319.3 572.5 0.06 TRP 84 17576 -85.1 -88.5 54 3.4 -85.1 60 6 381.9 381.9 302.5 381.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5747.00 m Freezing level: 570.00 mb = 4850.11 m = 15912.24 ft Freezing level: 557.00 mb = 5034.71 m = 16517.88 ft Freezing level: 557.00 mb = 5034.71 m = 16517.88 ft Wetbulb zero: 644.00 mb = 3858.51 m = 12659.00 ft Precipitable water: 1.21 inches Sfc-500 mean rel hum: 44.71 % Est. max temperature: 29.57 C = 85.23 F Sfc-Lift cond lev (LCL): 857.23 mb = 1470.34 m = 4823.89 ft T: 16.62 C 700-500 lapse rate: 5.26 C/km ThetaE index: 0.80 C Layer 700.0- 664.0 mb Conv cond level (CCL): 593.80 mb = 4520.47 m = 14830.75 ft Mean mixing ratio: 8.12 g/kg Conv temperature: 47.00 C = 116.61 F Cap Strength: 9.64 C Lifted Index: 9.62 C Risk: None Lifted Index @300 mb: 15.14 C Lifted Index @700 mb: 7.46 C Showalter Index: 7.34 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 13.50 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 126.40 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.24 J/kg Max Up Vert Vel: 6.67 m/s Conv Inhibition (B-): 20725.21 J/kg Cap Strength: 9.58 C Lift Cond Lev (LCL): 802.53 mb = 2028.86 m = 6656.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 132 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 ---------------------------------------------------------- 0 994 195 340 1 0.3 -0.9 | 315 8 5.3 -5.4 1 981 305 30 6 -3.0 -5.2 | 349 10 2.0 -9.6 2 948 610 55 11 -9.0 -6.3 | 21 11 -4.1 -10.8 3 925 818 50 11 -8.4 -7.1 | 17 12 -3.5 -11.5 4 915 914 40 8 -5.1 -6.1 | 1 11 -0.2 -10.6 5 883 1219 65 7 -6.3 -3.0 | 11 8 -1.4 -7.4 6 850 1543 85 12 -12.0 -1.0 | 52 9 -7.0 -5.5 7 822 1829 110 21 -19.7 7.2 | 100 15 -14.8 2.7 8 792 2134 115 19 -17.2 8.0 | 106 13 -12.3 3.6 9 764 2438 120 17 -14.7 8.5 | 113 11 -9.8 4.1 10 737 2743 130 14 -10.7 9.0 | 128 7 -5.8 4.6 11 700 3173 130 11 -8.4 7.1 | 127 4 -3.5 2.6 12 659 3658 130 2 -1.5 1.3 | 313 5 3.4 -3.2 13 611 4267 90 3 -3.0 0.0 | 336 5 2.0 -4.4 14 567 4877 70 8 -7.5 -2.7 | 20 8 -2.6 -7.2 15 500 5890 155 4 -1.7 3.6 | 284 3 3.3 -0.8 16 487 6096 150 6 -3.0 5.2 | 249 2 2.0 0.8 17 400 7610 185 12 1.0 12.0 | 219 10 6.0 7.5 18 399 7620 190 12 2.1 11.8 | 224 10 7.0 7.4 19 325 9144 205 12 5.1 10.9 | 237 12 10.0 6.4 20 300 9720 215 13 7.5 10.6 | 243 14 12.4 6.2 21 262 10668 230 13 10.0 8.4 | 255 15 14.9 3.9 22 250 10990 230 14 10.7 9.0 | 254 16 15.7 4.6 23 209 12192 195 22 5.7 21.3 | 212 20 10.6 16.8 24 200 12470 195 24 6.2 23.2 | 211 22 11.2 18.7 25 164 13716 195 20 5.2 19.3 | 214 18 10.1 14.9 26 150 14260 190 22 3.8 21.7 | 207 19 8.8 17.2 27 127 15240 240 14 12.1 7.0 | 261 17 17.1 2.6 28 103 16459 215 7 4.0 5.7 | 262 9 9.0 1.3 29 100 16610 240 7 6.1 3.5 | 275 11 11.0 -0.9 30 84 17576 60 6 -5.2 -3.0 | 2 7 -0.2 -7.4 31 74 18288 120 8 -6.9 4.0 | 77 2 -2.0 -0.4 32 70 18590 55 7 -5.7 -4.0 | 5 8 -0.8 -8.5 33 57 19812 85 6 -6.0 -0.5 | 12 5 -1.0 -5.0 34 50 20560 75 12 -11.6 -3.1 | 41 10 -6.6 -7.6 35 42 21336 35 18 -10.3 -14.7 | 16 20 -5.4 -19.2 36 30 22860 60 23 -19.9 -11.5 | 43 22 -15.0 -15.9 Wind Parameters Mean winds (0-6000m): 101.9 at 8.9 knts Storm direction: 131.9 at 6.7 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 171.3 deg Storm rel helicity (0-3000m) pos: 87.1 neg: -9.3 tot: 77.8 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.70 Bulk Shear: 8.23 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 46 8 4 10| 11.1 0.0 11.1| 27.3 -0.0 27.3 54.6 0.91| 12.2 11.1 1000 48 8 7 10| 3.6 0.0 3.6| 29.5 -9.1 20.4 20.4 0.47| 9.5 4.5 1500 62 9 20 9| 5.9 0.0 5.9| 55.9 -9.1 46.8 31.2 0.65| 10.4 6.8 2000 83 12 50 9| 5.0 0.0 5.0| 78.4 -9.1 69.3 34.6 0.67| 10.0 6.7 2500 94 13 66 9| 3.2 0.0 3.2| 86.4 -9.1 77.3 30.9 0.66| 9.1 6.0 3000 101 13 75 8| 2.0 0.0 2.0| 87.1 -9.3 77.8 25.9 0.61| 8.3 5.0 4000 103 11 69 6| 1.5 1.1 2.6| 89.0 -9.7 79.3 19.8 0.47| 7.6 3.6 5000 100 10 58 5| 1.4 0.9 2.3| 96.3 -9.7 86.5 17.3 0.48| 7.0 3.4 6000 102 9 55 5| 1.4 0.7 2.1| 96.3 -12.7 83.5 13.9 0.36| 6.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//VT381/skewt/VT381.skewt.20251204.00.gif