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 VT453... Searching the city database file for: VT453 ... Date:0000Z 2 DEC 25 Station: VT453 WMO ident: 48453 Latitude: 13.67 Longitude: 100.61 ------------------------------------------------------------------------------- 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 18 23.2 18.2 73 5.0 19.8 290 3 295.5 297.9 292.6 333.2 13.13 1 1000 105 24.2 17.2 65 7.0 19.5 265 2 297.4 299.6 292.6 333.4 12.44 2 967 400 25.2 13.2 47 12.0 17.4 172 4 301.2 303.0 291.8 330.5 9.90 3 925 788 22.2 13.2 57 9.0 16.4 150 9 302.0 303.9 292.4 332.7 10.36 4 850 1517 16.4 14.2 87 2.2 15.0 140 5 303.3 305.6 294.1 339.1 12.07 5 829 1729 15.0 12.7 86 2.3 13.5 145 6 304.0 306.1 293.7 337.4 11.20 6 805 1978 16.6 -6.4 20 23.0 5.7 157 8 308.3 308.8 287.9 317.6 2.94 7 789 2149 17.2 -22.8 5 40.0 3.1 164 9 310.7 310.9 286.5 313.3 0.77 8 785 2193 17.2 -9.8 15 27.0 5.0 162 9 311.2 311.6 288.3 318.6 2.31 9 774 2313 16.6 -4.4 23 21.0 6.1 156 9 311.8 312.5 289.7 323.1 3.56 10 735 2751 14.6 -12.4 14 27.0 2.9 135 10 314.2 314.6 289.0 320.8 2.00 11 733 2774 14.2 2.2 44 12.0 7.4 134 10 314.0 315.2 292.6 333.3 6.13 12 700 3161 11.4 0.4 47 11.0 5.4 120 10 315.1 316.2 292.5 332.9 5.63 13 653 3737 7.4 -4.6 42 12.0 1.4 135 5 316.9 317.7 291.8 330.3 4.16 14 613 4254 4.4 -1.6 65 6.0 1.2 132 9 319.2 320.3 293.6 337.1 5.56 15 591 4552 5.0 -21.0 13 26.0 -4.2 130 12 323.3 323.5 291.0 327.5 1.21 16 500 5890 -5.7 -22.7 25 17.0 -11.1 85 11 326.1 326.3 291.8 330.4 1.23 17 469 6388 -7.9 -41.9 5 34.0 -14.5 84 14 329.4 329.4 291.7 330.2 0.21 18 464 6472 -7.7 -46.7 3 39.0 -14.5 85 15 330.6 330.7 292.0 331.1 0.12 19 400 7610 -14.1 -57.1 1 43.0 -19.4 100 25 336.7 336.7 293.5 336.8 0.04 20 358 8444 -19.7 -51.7 4 32.0 -23.7 90 23 340.0 340.0 294.4 340.4 0.09 21 300 9730 -30.7 -55.7 7 25.0 -32.7 90 24 342.1 342.1 294.9 342.4 0.07 22 256 10838 -39.7 -51.7 27 12.0 -40.5 110 16 344.7 344.7 295.6 345.2 0.13 23 252 10945 -39.9 -64.9 5 25.0 -40.9 110 13 346.0 346.0 295.7 346.1 0.02 24 250 11000 -40.1 -62.1 8 22.0 -41.1 110 12 346.4 346.5 295.9 346.6 0.04 25 236 11390 -42.9 -60.9 12 18.0 -43.7 123 15 348.0 348.0 296.2 348.2 0.04 26 210 12163 -49.5 -67.5 10 18.0 -50.0 149 20 349.5 349.5 296.5 349.6 0.02 27 200 12480 -52.3 -65.3 19 13.0 -52.6 150 18 349.9 350.0 296.7 350.1 0.03 28 192 12743 -54.7 -60.7 47 6.0 -54.9 150 17 350.2 350.2 296.7 350.5 0.06 29 163 13772 -62.3 -74.3 19 12.0 -62.4 147 10 354.2 354.2 297.5 354.3 0.01 30 150 14280 -66.5 -77.5 20 11.0 -66.6 110 3 355.5 355.5 297.8 355.6 0.01 31 145 14484 -68.5 -78.5 22 10.0 -68.5 117 6 355.5 355.5 297.8 355.5 0.01 32 100 16630 -83.9 -88.5 44 4.6 -83.9 125 7 365.6 365.6 299.8 365.6 0.00 33 81 17776 -90.1 -94.3 44 4.2 -90.1 120 22 375.6 375.6 301.5 375.6 0.00 34 78 17979 -88.7 -94.7 31 6.0 -88.7 116 24 382.6 382.6 302.6 382.6 0.00 35 77 18049 -83.9 -91.9 23 8.0 -83.9 115 24 394.0 394.0 304.3 394.0 0.00 36 72 18421 -83.1 -90.1 29 7.0 -83.1 124 22 403.3 403.3 305.6 403.3 0.00 37 70 18580 -77.9 -87.9 18 10.0 -77.9 140 17 417.7 417.7 307.4 417.7 0.00 38 69 18663 -76.9 -87.9 16 11.0 -76.9 138 17 421.6 421.6 307.9 421.6 0.00 39 62 19284 -73.3 -88.3 8 15.0 -73.4 126 16 442.7 442.7 310.1 442.7 0.00 40 58 19673 -75.7 -89.7 9 14.0 -75.7 118 15 445.8 445.8 310.4 445.8 0.00 41 54 20093 -69.9 -88.9 5 19.0 -70.1 92 17 468.3 468.3 312.5 468.4 0.00 42 52 20317 -70.7 -89.7 4 19.0 -70.8 74 18 471.6 471.6 312.8 471.6 0.00 43 50 20550 -70.5 -90.5 4 20.0 -70.6 55 20 477.4 477.4 313.2 477.4 0.00 44 46 21045 -70.3 -91.3 3 21.0 -70.5 60 23 489.4 489.4 314.2 489.4 0.00 45 40 21886 -65.1 -91.1 2 26.0 -65.5 74 28 522.4 522.4 316.5 522.4 0.00 46 39 22041 -65.1 -91.1 2 26.0 -65.5 79 29 526.2 526.2 316.7 526.2 0.00 TRP 81 17776 -90.1 -94.3 44 4.2 -90.1 120 22 375.6 375.6 301.5 375.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 548.48 mb = 5177.39 m = 16985.98 ft Wetbulb zero: 608.14 mb = 4319.35 m = 14170.94 ft Precipitable water: 1.27 inches Sfc-500 mean rel hum: 41.91 % Est. max temperature: 30.86 C = 87.56 F Sfc-Lift cond lev (LCL): 938.67 mb = 659.64 m = 2164.14 ft T: 23.19 C 700-500 lapse rate: 6.27 C/km ThetaE index: 25.80 C Layer 829.0- 785.0 mb Conv cond level (CCL): 670.81 mb = 3514.05 m = 11528.89 ft Mean mixing ratio: 10.78 g/kg Conv temperature: 43.98 C = 111.16 F Cap Strength: 7.49 C Lifted Index: 4.53 C Risk: None Lifted Index @300 mb: 8.25 C Lifted Index @700 mb: 6.34 C Showalter Index: 1.43 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.90 C K Index: 25.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 191.40 Risk: None Energy Index: -1.60 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.86 J/kg Max Up Vert Vel: 6.76 m/s Conv Inhibition (B-): 15171.97 J/kg Cap Strength: 7.47 C Lift Cond Lev (LCL): 835.65 mb = 1661.39 m = 5450.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 157 at 6 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 18 290 3 2.8 -1.0 | 322 9 5.3 -6.8 1 1000 105 265 2 2.0 0.2 | 322 7 4.5 -5.6 2 977 305 180 3 0.0 3.0 | 319 4 2.5 -2.8 3 944 610 155 7 -3.0 6.3 | 138 1 -0.5 0.5 4 925 788 150 9 -4.5 7.8 | 135 3 -2.0 2.0 5 912 914 145 6 -3.4 4.9 | 47 1 -1.0 -0.9 6 850 1517 140 5 -3.2 3.8 | 20 2 -0.7 -2.0 7 849 1524 135 5 -3.5 3.5 | 25 3 -1.0 -2.3 8 790 2134 165 9 -2.3 8.7 | 183 3 0.2 2.9 9 709 3048 120 11 -9.5 5.5 | 87 7 -7.0 -0.3 10 700 3161 120 10 -8.7 5.0 | 82 6 -6.2 -0.8 11 658 3658 135 4 -2.8 2.8 | 6 3 -0.3 -3.0 12 588 4572 130 12 -9.2 7.7 | 106 7 -6.7 1.9 13 567 4877 110 14 -13.2 4.8 | 84 11 -10.7 -1.0 14 526 5486 95 10 -10.0 0.9 | 56 9 -7.5 -4.9 15 500 5890 85 11 -11.0 -1.0 | 51 11 -8.5 -6.8 16 487 6096 80 12 -11.8 -2.1 | 50 12 -9.3 -7.9 17 400 7610 100 25 -24.6 4.3 | 86 22 -22.1 -1.5 18 399 7620 95 25 -24.9 2.2 | 81 23 -22.4 -3.6 19 325 9144 85 21 -20.9 -1.8 | 67 20 -18.4 -7.6 20 300 9730 90 24 -24.0 0.0 | 75 22 -21.5 -5.8 21 262 10668 110 20 -18.8 6.8 | 94 16 -16.3 1.0 22 250 11000 110 12 -11.3 4.1 | 79 9 -8.8 -1.7 23 209 12192 150 20 -10.0 17.3 | 147 14 -7.5 11.5 24 200 12480 150 18 -9.0 15.6 | 146 12 -6.5 9.8 25 164 13716 150 11 -5.5 9.5 | 141 5 -3.0 3.7 26 150 14280 110 3 -2.8 1.0 | 4 5 -0.3 -4.8 27 127 15240 145 17 -9.8 13.9 | 138 11 -7.3 8.1 28 103 16459 135 7 -4.9 4.9 | 71 3 -2.5 -0.9 29 100 16630 125 7 -5.7 4.0 | 61 4 -3.2 -1.8 30 81 17776 120 22 -19.1 11.0 | 107 17 -16.6 5.2 31 74 18288 110 26 -24.4 8.9 | 98 22 -21.9 3.1 32 70 18580 140 17 -10.9 13.0 | 130 11 -8.4 7.2 33 57 19812 115 15 -13.6 6.3 | 93 11 -11.1 0.5 34 50 20550 55 20 -16.4 -11.5 | 39 22 -13.9 -17.3 35 42 21336 65 27 -24.5 -11.4 | 52 28 -22.0 -17.2 36 35 22250 100 31 -30.5 5.4 | 89 28 -28.0 -0.4 Wind Parameters Mean winds (0-6000m): 126.8 at 8.4 knts Storm direction: 156.8 at 6.3 knts Shear (0-3000m) pos: 0.7 neg: 2.2 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 126.9 deg Storm rel helicity (0-3000m) pos: 2.1 neg: -10.9 tot: -8.8 m^2/s^2 ave: -2.9 10^-3 m/s^2 rel: -0.33 Storm rel vorticity (0-3000m) horiz: 4.9 stream: -1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.01 Bulk Shear: 7.61 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 ------------------------------------------------------------------------------- 500 191 3 310 4| 0.0 8.2 8.2| 0.4 -2.3 -1.9 -3.9 -0.20| 8.5 -1.7 1000 160 5 323 1| 0.0 4.4 4.4| 0.4 -3.4 -3.0 -3.0 -0.46| 7.6 -3.5 1500 153 5 354 1| 0.0 2.7 2.7| 0.4 -3.7 -3.3 -2.2 -0.47| 5.4 -2.5 2000 152 6 9 1| 1.0 2.0 3.0| 1.7 -3.7 -2.0 -1.0 -0.19| 5.1 -1.0 2500 154 6 69 0| 0.8 2.1 2.9| 2.1 -6.2 -4.1 -1.6 -0.25| 5.0 -1.3 3000 148 7 98 1| 0.7 2.2 2.9| 2.1 -10.9 -8.8 -2.9 -0.33| 4.9 -1.6 4000 142 7 82 2| 0.7 1.6 2.4| 3.8 -15.8 -12.0 -3.0 -0.31| 4.9 -1.5 5000 136 8 88 3| 0.6 2.0 2.6| 6.5 -26.2 -19.7 -3.9 -0.28| 5.0 -1.4 6000 127 8 80 4| 0.5 1.6 2.1| 6.5 -38.3 -31.8 -5.3 -0.33| 4.8 -1.6 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251202.00.gif