UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:0000Z 12 OCT 25 Station: VTBP WMO ident: 48500 Latitude: 11.83 Longitude: 99.83 Elevation: 5.00 ------------------------------------------------------------------------------- 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 1007 5 24.4 23.3 94 1.1 23.6 0 0 297.0 300.2 296.5 349.5 18.17 1 1006 15 23.8 18.8 74 5.0 20.4 355 1 296.4 298.9 293.3 335.9 13.70 2 1000 75 24.6 18.6 69 6.0 20.5 325 10 297.8 300.2 293.6 337.2 13.61 3 995 119 26.2 18.2 61 8.0 20.7 355 9 299.8 302.2 294.0 338.8 13.33 4 979 262 25.6 18.6 65 7.0 20.7 91 4 300.6 303.1 294.6 341.4 13.90 5 925 760 22.2 15.2 65 7.0 17.5 10 3 302.0 304.2 293.6 336.9 11.82 6 859 1400 18.0 12.0 68 6.0 14.1 48 2 304.1 306.0 293.0 334.9 10.31 7 850 1490 17.8 10.8 64 7.0 13.4 60 1 304.8 306.6 292.7 333.6 9.61 8 738 2689 13.4 3.4 51 10.0 7.6 38 5 312.6 313.8 292.6 333.2 6.63 9 700 3132 10.6 1.6 54 9.0 5.6 30 3 314.2 315.4 292.7 333.6 6.15 10 660 3618 6.8 0.8 66 6.0 3.5 318 4 315.3 316.5 293.0 334.7 6.16 11 500 5850 -4.5 -11.5 58 7.0 -7.5 180 3 327.6 328.2 293.9 338.3 3.17 12 445 6762 -10.3 -15.3 67 5.0 -12.2 175 7 331.3 331.9 294.4 340.4 2.62 13 400 7580 -14.7 -23.7 46 9.0 -17.3 150 8 335.9 336.2 294.6 341.0 1.41 14 370 8167 -17.9 -30.9 31 13.0 -20.9 145 7 339.2 339.4 294.8 342.2 0.79 15 342 8751 -22.1 -37.1 24 15.0 -24.8 151 5 341.2 341.3 295.0 343.0 0.46 16 300 9700 -29.7 -40.7 34 11.0 -31.2 120 3 343.5 343.6 295.5 345.0 0.36 17 250 10970 -39.9 -49.9 34 10.0 -40.6 125 12 346.7 346.8 296.1 347.4 0.16 18 200 12450 -53.1 -63.1 29 10.0 -53.4 85 11 348.7 348.7 296.4 348.9 0.04 19 180 13121 -58.9 -68.9 26 10.0 -59.0 93 21 349.9 349.9 296.6 350.0 0.02 20 157 13965 -66.7 -71.4 51 4.7 -66.7 98 31 350.6 350.6 296.8 350.6 0.02 21 150 14240 -68.5 -73.5 48 5.0 -68.5 95 32 352.1 352.1 297.1 352.1 0.01 22 128 15171 -76.9 -79.9 62 3.0 -76.9 122 33 353.3 353.3 297.4 353.3 0.01 23 117 15684 -79.7 -82.9 59 3.2 -79.7 108 33 357.3 357.3 298.2 357.3 0.00 24 106 16242 -80.9 -83.0 70 2.1 -80.9 84 33 365.3 365.3 299.7 365.3 0.00 25 104 16349 -81.7 -84.1 67 2.4 -81.7 80 33 365.7 365.8 299.8 365.8 0.00 26 100 16570 -79.9 -83.4 56 3.5 -79.9 95 40 373.4 373.4 301.1 373.4 0.00 27 88 17300 -75.7 -83.7 27 8.0 -75.7 71 26 395.7 395.7 304.6 395.7 0.00 28 82 17711 -72.7 -80.7 29 8.0 -72.8 58 18 409.9 409.9 306.5 409.9 0.01 29 70 18630 -76.5 -83.5 32 7.0 -76.5 40 23 420.7 420.7 307.8 420.7 0.01 30 63 19236 -77.7 -84.7 31 7.0 -77.7 69 22 430.9 430.9 308.9 431.0 0.00 31 50 20590 -69.3 -81.3 16 12.0 -69.5 90 26 480.2 480.2 313.5 480.2 0.01 32 41 21797 -61.9 -77.9 10 16.0 -62.4 88 37 526.7 526.7 316.7 526.8 0.02 33 30 23740 -59.9 -76.9 9 17.0 -60.7 90 56 581.3 581.4 319.8 581.6 0.04 34 27 24402 -57.5 -75.5 8 18.0 -58.7 90 55 605.9 605.9 320.9 606.2 0.05 TRP 104 16349 -81.7 -84.1 67 2.4 -81.7 80 33 365.7 365.8 299.8 365.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 563.72 mb = 4961.19 m = 16276.66 ft Wetbulb zero: 609.23 mb = 4261.57 m = 13981.35 ft Precipitable water: 1.74 inches Sfc-500 mean rel hum: 60.89 % Est. max temperature: 31.70 C = 89.06 F Sfc-Lift cond lev (LCL): 991.41 mb = 151.11 m = 495.76 ft T: 26.07 C 700-500 lapse rate: 5.56 C/km ThetaE index: 13.59 C Layer 1006.0-1000.0 mb Conv cond level (CCL): 729.98 mb = 2780.58 m = 9122.54 ft Mean mixing ratio: 12.85 g/kg Conv temperature: 40.38 C = 104.68 F Cap Strength: 4.03 C Lifted Index: 2.80 C Risk: None Lifted Index @300 mb: 5.17 C Lifted Index @700 mb: 3.31 C Showalter Index: 5.06 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 15.30 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 134.60 Risk: None Energy Index: 0.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.41 J/kg Max Up Vert Vel: 5.55 m/s Conv Inhibition (B-): 19108.38 J/kg Cap Strength: 3.97 C Lift Cond Lev (LCL): 864.18 mb = 1347.69 m = 4421.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 47 at 3 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 1007 5 0 0 -0.0 -0.0 | 227 3 1.9 1.8 1 1000 75 325 10 5.7 -8.2 | 310 10 7.6 -6.4 2 974 305 120 3 -2.6 1.5 | 168 3 -0.7 3.3 3 941 610 35 2 -1.1 -1.6 | 259 1 0.7 0.1 4 925 760 10 3 -0.5 -3.0 | 311 2 1.4 -1.2 5 909 914 20 4 -1.4 -3.8 | 345 2 0.5 -2.0 6 877 1219 25 4 -1.7 -3.6 | 354 2 0.2 -1.8 7 850 1490 60 1 -0.9 -0.5 | 218 2 1.0 1.3 8 817 1829 70 2 -1.9 -0.7 | 180 1 0.0 1.1 9 788 2134 65 4 -3.6 -1.7 | 93 2 -1.7 0.1 10 760 2438 50 6 -4.6 -3.9 | 53 3 -2.7 -2.1 11 733 2743 35 5 -2.9 -4.1 | 23 3 -1.0 -2.3 12 700 3132 30 3 -1.5 -2.6 | 335 1 0.4 -0.8 13 656 3658 310 4 3.1 -2.6 | 279 5 4.9 -0.8 14 608 4267 315 4 2.8 -2.8 | 283 5 4.7 -1.0 15 564 4877 30 2 -1.0 -1.7 | 267 1 0.9 0.0 16 500 5850 180 3 0.0 3.0 | 201 5 1.9 4.8 17 484 6096 195 7 1.8 6.8 | 203 9 3.7 8.5 18 400 7580 150 8 -4.0 6.9 | 166 9 -2.1 8.7 19 398 7620 140 9 -5.8 6.9 | 156 10 -3.9 8.7 20 324 9144 155 4 -1.7 3.6 | 182 5 0.2 5.4 21 300 9700 120 3 -2.6 1.5 | 168 3 -0.7 3.3 22 261 10668 130 10 -7.7 6.4 | 145 10 -5.8 8.2 23 250 10970 125 12 -9.8 6.9 | 137 12 -7.9 8.7 24 208 12192 90 14 -14.0 0.0 | 98 12 -12.1 1.8 25 200 12450 85 11 -11.0 -1.0 | 95 9 -9.1 0.8 26 163 13716 100 30 -29.5 5.2 | 104 29 -27.7 7.0 27 150 14240 95 32 -31.9 2.8 | 99 30 -30.0 4.6 28 126 15240 125 33 -27.0 18.9 | 129 33 -25.1 20.7 29 104 16349 80 33 -32.5 -5.7 | 83 31 -30.6 -3.9 30 102 16459 75 27 -26.1 -7.0 | 78 25 -24.2 -5.2 31 100 16570 95 40 -39.8 3.5 | 98 38 -38.0 5.3 32 74 18288 40 7 -4.5 -5.4 | 36 4 -2.6 -3.6 33 70 18630 40 23 -14.8 -17.6 | 39 20 -12.9 -15.8 34 57 19812 95 21 -20.9 1.8 | 101 19 -19.0 3.6 35 50 20590 90 26 -26.0 0.0 | 94 24 -24.1 1.8 36 44 21336 90 33 -33.0 0.0 | 93 31 -31.1 1.8 37 35 22860 85 47 -46.8 -4.1 | 87 45 -44.9 -2.3 38 30 23740 90 56 -56.0 0.0 | 92 54 -54.1 1.8 39 26 24384 90 55 -55.0 0.0 | 92 53 -53.1 1.8 Wind Parameters Mean winds (0-6000m): 16.6 at 3.5 knts Storm direction: 46.6 at 2.6 knts Shear (0-3000m) pos: 0.7 neg: 0.8 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 134.8 deg Storm rel helicity (0-3000m) pos: 16.9 neg: -3.8 tot: 13.2 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 30.70 Bulk Shear: 0.50 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 ------------------------------------------------------------------------------- 500 356 5 323 4| 2.4 0.0 2.4| 15.9 -0.3 15.6 31.2 0.81| 31.4 25.5 1000 11 4 330 2| 1.2 1.4 2.6| 16.8 -0.3 16.5 16.5 0.82| 17.7 14.5 1500 18 4 334 2| 0.9 1.0 1.9| 16.9 -0.4 16.5 11.0 0.70| 13.1 9.2 2000 27 3 337 1| 1.0 0.7 1.7| 16.9 -1.0 16.0 8.0 0.61| 10.4 6.4 2500 37 3 13 1| 0.8 1.1 1.9| 16.9 -2.6 14.3 5.7 0.50| 9.0 4.6 3000 38 4 18 1| 0.7 0.8 1.5| 16.9 -3.8 13.2 4.4 0.44| 8.0 3.5 4000 23 4 345 2| 0.5 1.0 1.5| 17.1 -6.3 10.8 2.7 0.33| 6.7 2.2 5000 13 4 328 2| 0.9 0.8 1.7| 18.4 -6.6 11.8 2.4 0.30| 5.9 1.8 6000 17 3 330 2| 1.0 0.7 1.6| 21.1 -6.7 14.4 2.4 0.29| 5.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20251012.00.gif