UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 13 OCT 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 1008 13 25.0 23.3 90 1.7 23.8 0 0 297.5 300.8 296.7 350.1 18.15 1 1007 22 25.2 24.7 97 0.5 24.9 0 0 297.8 301.3 297.8 355.4 19.81 2 1004 48 25.8 23.9 89 1.9 24.4 0 0 298.6 302.0 297.4 353.8 18.92 3 1000 83 25.6 23.8 90 1.8 24.3 0 0 298.8 302.2 297.4 353.8 18.88 4 925 769 22.8 20.2 85 2.6 20.9 125 5 302.6 305.6 296.8 350.9 16.32 5 850 1503 18.6 15.3 81 3.3 16.4 95 10 305.6 308.0 295.4 344.5 12.97 6 700 3151 11.0 6.0 71 5.0 8.0 90 13 314.7 316.3 294.6 340.9 8.41 7 645 3830 7.6 2.6 71 5.0 4.7 108 11 318.3 319.7 294.6 341.1 7.18 8 572 4808 0.6 -0.6 92 1.2 -0.0 114 9 321.2 322.4 294.8 341.9 6.42 9 500 5880 -4.3 -7.2 80 2.9 -5.7 135 5 327.8 328.7 295.0 342.7 4.46 10 491 6024 -5.1 -9.7 70 4.6 -7.2 145 4 328.5 329.3 294.6 341.1 3.73 11 455 6620 -9.5 -10.8 90 1.3 -10.1 170 5 330.2 331.0 295.0 342.8 3.69 12 407 7478 -13.7 -17.3 74 3.6 -15.0 205 6 335.5 336.0 295.3 344.0 2.42 13 400 7610 -14.7 -17.7 78 3.0 -15.7 210 6 335.9 336.4 295.3 344.3 2.38 14 393 7743 -15.5 -19.5 71 4.0 -16.9 213 5 336.5 337.0 295.3 343.9 2.08 15 351 8583 -21.5 -23.1 87 1.6 -22.0 300 2 339.5 339.9 295.7 345.7 1.70 16 324 9167 -24.7 -29.7 63 5.0 -25.8 1 0 342.9 343.2 295.9 346.7 1.01 17 322 9212 -25.1 -29.6 66 4.5 -26.1 2 0 343.0 343.2 295.9 346.9 1.02 18 302 9673 -29.1 -31.3 81 2.2 -29.5 23 2 343.7 343.9 296.0 347.2 0.93 19 300 9720 -29.5 -32.0 79 2.5 -30.0 25 2 343.8 344.0 296.0 347.1 0.87 20 284 10110 -32.3 -39.3 50 7.0 -33.3 29 3 345.2 345.3 296.0 347.0 0.45 21 271 10440 -35.1 -38.1 74 3.0 -35.5 33 4 345.8 345.9 296.1 347.9 0.53 22 265 10597 -36.1 -40.1 67 4.0 -36.6 34 5 346.6 346.7 296.3 348.3 0.44 23 264 10623 -36.1 -44.1 44 8.0 -36.9 34 5 346.9 347.0 296.2 348.1 0.29 24 262 10676 -36.7 -40.4 68 3.7 -37.1 35 5 346.8 346.9 296.3 348.5 0.43 25 250 11000 -39.3 -44.3 59 5.0 -39.8 25 4 347.6 347.7 296.4 348.8 0.30 26 230 11566 -43.9 -51.9 41 8.0 -44.4 55 5 349.0 349.1 296.5 349.6 0.14 27 221 11834 -45.9 -51.9 51 6.0 -46.2 70 5 350.0 350.0 296.7 350.6 0.14 28 209 12203 -49.5 -52.8 68 3.3 -49.7 90 6 350.0 350.0 296.7 350.5 0.14 29 201 12458 -51.7 -58.7 43 7.0 -52.0 94 10 350.4 350.4 296.8 350.7 0.07 30 200 12490 -52.1 -59.1 43 7.0 -52.3 95 10 350.3 350.3 296.7 350.5 0.07 31 186 12954 -56.5 -59.6 68 3.1 -56.6 88 10 350.5 350.5 296.8 350.8 0.07 32 172 13444 -60.7 -65.1 56 4.4 -60.8 80 11 351.5 351.5 297.0 351.6 0.04 33 155 14082 -65.9 -72.9 37 7.0 -66.0 65 11 353.2 353.2 297.3 353.3 0.01 34 150 14280 -67.9 -72.0 56 4.1 -67.9 60 11 353.1 353.1 297.3 353.2 0.02 35 136 14860 -73.1 -75.5 70 2.4 -73.1 60 13 354.0 354.0 297.5 354.0 0.01 36 117 15727 -79.5 -83.6 51 4.1 -79.5 64 17 357.7 357.7 298.2 357.7 0.00 37 109 16125 -82.3 -86.8 46 4.5 -82.3 67 20 359.7 359.7 298.7 359.7 0.00 38 100 16610 -78.9 -83.9 44 5.0 -78.9 100 25 375.3 375.3 301.5 375.3 0.00 39 88 17341 -76.3 -85.3 23 9.0 -76.3 87 22 394.5 394.5 304.5 394.5 0.00 40 70 18640 -81.9 -87.9 35 6.0 -81.9 100 21 409.2 409.2 306.4 409.2 0.00 41 63 19245 -73.3 -88.3 8 15.0 -73.4 87 24 440.6 440.6 310.0 440.7 0.00 42 59 19628 -75.5 -90.5 8 15.0 -75.6 79 25 444.1 444.1 310.3 444.1 0.00 43 57 19829 -73.7 -91.7 5 18.0 -73.8 75 26 452.5 452.5 311.1 452.5 0.00 44 55 20041 -68.5 -91.5 2 23.0 -68.7 75 28 469.1 469.1 312.5 469.1 0.00 45 50 20620 -64.1 -92.1 1 28.0 -64.4 75 31 492.4 492.4 314.4 492.4 0.00 46 49 20744 -63.5 -91.5 1 28.0 -63.9 74 31 496.7 496.7 314.7 496.7 0.00 47 46 21131 -64.7 -90.7 2 26.0 -65.0 70 32 502.9 502.9 315.1 502.9 0.00 48 39 22145 -62.1 -92.1 1 30.0 -62.7 75 36 533.8 533.8 317.2 533.8 0.00 49 36 22645 -57.5 -90.5 1 33.0 -58.5 84 38 558.0 558.0 318.5 558.0 0.00 50 32 23389 -57.3 -90.3 1 33.0 -58.5 96 41 577.7 577.7 319.6 577.7 0.00 51 30 23797 -58.1 -90.1 1 32.0 -59.2 99 42 586.2 586.3 320.0 586.3 0.00 TRP 70 18640 -81.9 -87.9 35 6.0 -81.9 100 21 409.2 409.2 306.4 409.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 563.18 mb = 4939.46 m = 16205.39 ft Wetbulb zero: 572.60 mb = 4799.73 m = 15746.95 ft Precipitable water: 2.37 inches Sfc-500 mean rel hum: 80.56 % Est. max temperature: 32.85 C = 91.12 F Sfc-Lift cond lev (LCL): 983.77 mb = 226.98 m = 744.67 ft T: 25.01 C 700-500 lapse rate: 5.61 C/km ThetaE index: 12.88 C Layer 925.0- 645.0 mb Conv cond level (CCL): 883.11 mb = 1171.34 m = 3842.92 ft Mean mixing ratio: 17.41 g/kg Conv temperature: 31.82 C = 89.28 F Cap Strength: 1.57 C Lifted Index: -2.09 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.27 C Lifted Index @700 mb: -0.15 C Showalter Index: 0.72 C Risk: Thunderstorms probable Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.60 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 208.60 Risk: None Energy Index: -0.39 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 731.01 J/kg Max Up Vert Vel: 38.24 m/s Conv Inhibition (B-): 29.72 J/kg Cap Strength: 1.56 C Lift Cond Lev (LCL): 927.14 mb = 748.64 m = 2456.13 ft Lev Free Conv (LFC): 752.14 mb = 2541.17 m = 8337.06 ft Equ Level (EL): 162.14 mb = 13806.14 m = 45295.20 ft B at Equ Level: 725.84 J/kg Max Parcel Lev (MPL): 92.14 mb = 17077.95 m = 56029.32 ft Wind level data Storm motion: 136 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 1008 13 0 0 -0.0 -0.0 | 316 7 4.8 -5.0 1 1000 83 0 0 -0.0 -0.0 | 316 7 4.8 -5.0 2 975 305 135 2 -1.4 1.4 | 316 5 3.4 -3.6 3 942 610 140 3 -1.9 2.3 | 313 4 2.9 -2.7 4 925 769 125 5 -4.1 2.9 | 341 2 0.7 -2.1 5 910 914 115 6 -5.4 2.5 | 14 3 -0.6 -2.5 6 850 1503 95 10 -10.0 0.9 | 51 7 -5.1 -4.1 7 848 1524 95 10 -10.0 0.9 | 51 7 -5.1 -4.1 8 789 2134 100 15 -14.8 2.6 | 76 10 -9.9 -2.4 9 709 3048 90 14 -14.0 0.0 | 61 10 -9.2 -5.0 10 700 3151 90 13 -13.0 0.0 | 58 10 -8.2 -5.0 11 658 3658 105 11 -10.6 2.8 | 69 6 -5.8 -2.2 12 588 4572 125 10 -8.2 5.7 | 102 3 -3.4 0.7 13 566 4877 110 8 -7.5 2.7 | 50 4 -2.7 -2.3 14 525 5486 125 7 -5.7 4.0 | 42 1 -0.9 -1.0 15 500 5880 135 5 -3.5 3.5 | 319 2 1.3 -1.5 16 486 6096 150 4 -2.0 3.5 | 299 3 2.8 -1.5 17 400 7610 210 6 3.0 5.2 | 269 8 7.8 0.2 18 399 7620 200 5 1.7 4.7 | 273 7 6.6 -0.3 19 325 9144 0 0 -0.0 -0.0 | 316 7 4.8 -5.0 20 300 9720 25 2 -0.8 -1.8 | 330 8 4.0 -6.8 21 262 10668 35 5 -2.9 -4.1 | 348 9 2.0 -9.1 22 250 11000 25 4 -1.7 -3.6 | 340 9 3.2 -8.6 23 209 12192 90 6 -6.0 0.0 | 13 5 -1.2 -5.0 24 200 12490 95 10 -10.0 0.9 | 51 7 -5.1 -4.1 25 164 13716 75 11 -10.6 -2.8 | 36 10 -5.8 -7.9 26 150 14280 60 11 -9.5 -5.5 | 24 12 -4.7 -10.5 27 127 15240 60 14 -12.1 -7.0 | 31 14 -7.3 -12.0 28 103 16459 70 22 -20.7 -7.5 | 52 20 -15.8 -12.5 29 100 16610 100 25 -24.6 4.3 | 88 20 -19.8 -0.7 30 74 18288 70 18 -16.9 -6.2 | 47 16 -12.1 -11.2 31 70 18640 100 21 -20.7 3.6 | 85 16 -15.8 -1.4 32 57 19812 75 26 -25.1 -6.7 | 60 23 -20.3 -11.7 33 50 20620 75 31 -29.9 -8.0 | 63 28 -25.1 -13.0 34 43 21336 65 33 -29.9 -13.9 | 53 31 -25.1 -19.0 35 31 22860 100 42 -41.4 7.3 | 94 37 -36.5 2.3 36 24 24079 90 46 -46.0 0.0 | 83 41 -41.2 -5.0 Wind Parameters Mean winds (0-6000m): 106.0 at 9.3 knts Storm direction: 136.0 at 7.0 knts Shear (0-3000m) pos: 1.1 neg: 1.5 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 105.8 deg Storm rel helicity (0-3000m) pos: 13.4 neg: -8.3 tot: 5.0 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 84.19 Bulk Shear: 8.68 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 ------------------------------------------------------------------------------- 500 136 1 316 6| 2.8 0.0 2.8| 1.9 -1.4 0.5 0.9 0.02| 3.8 0.1 1000 126 3 323 4| 1.4 2.3 3.7| 4.2 -1.5 2.7 2.7 0.40| 4.3 1.8 1500 111 5 354 3| 0.9 2.8 3.8| 5.9 -1.5 4.4 2.9 0.39| 4.3 1.7 2000 105 7 26 4| 1.7 2.1 3.8| 12.0 -1.5 10.5 5.2 0.47| 4.3 2.0 2500 102 8 45 5| 1.4 1.9 3.2| 13.4 -4.3 9.1 3.6 0.40| 3.8 1.5 3000 100 9 52 5| 1.1 1.5 2.7| 13.4 -8.3 5.0 1.7 0.30| 3.4 1.0 4000 100 10 56 6| 1.0 1.2 2.1| 17.6 -9.4 8.2 2.0 0.30| 3.4 1.0 5000 103 10 60 5| 0.9 0.9 1.9| 19.3 -11.9 7.3 1.5 0.20| 3.3 0.7 6000 106 9 59 5| 0.9 0.8 1.7| 19.3 -13.1 6.2 1.0 0.10| 3.1 0.3 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251013.00.gif