UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for VTBP... Searching the city database file for: VTBP ... Date:0000Z 11 DEC 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 1010 5 23.6 18.6 74 5.0 20.2 30 2 295.9 298.3 293.0 334.7 13.47 1 1000 97 23.6 13.6 53 10.0 17.2 10 13 296.8 298.5 290.3 325.2 9.83 2 995 141 24.0 13.0 50 11.0 17.0 12 15 297.6 299.3 290.3 325.2 9.49 3 991 176 23.8 12.8 50 11.0 16.8 14 17 297.7 299.4 290.3 325.1 9.41 4 925 775 19.8 11.8 60 8.0 14.8 45 23 299.6 301.3 290.9 327.2 9.44 5 850 1499 15.8 8.8 63 7.0 11.6 60 17 302.7 304.2 291.0 327.7 8.39 6 821 1793 14.2 9.3 72 4.9 11.2 64 17 304.0 305.7 292.0 330.9 8.99 7 801 2001 13.8 8.8 72 5.0 10.7 82 16 305.8 307.4 292.4 332.6 8.91 8 766 2378 13.4 5.4 58 8.0 8.7 123 14 309.3 310.6 292.2 331.8 7.36 9 748 2578 13.8 -4.2 28 18.0 4.8 137 14 311.8 312.5 289.9 323.7 3.74 10 723 2864 11.8 3.8 58 8.0 7.2 142 12 312.6 314.0 292.9 334.4 6.97 11 700 3134 10.4 -1.6 43 12.0 4.1 135 10 314.0 314.9 291.5 329.4 4.86 12 689 3266 9.4 -1.6 46 11.0 3.7 141 10 314.3 315.3 291.7 330.0 4.94 13 679 3387 8.8 -1.2 49 10.0 3.5 147 10 315.0 316.0 292.1 331.3 5.16 14 665 3559 9.0 -12.0 21 21.0 0.0 155 9 317.1 317.5 290.2 324.6 2.29 15 664 3571 9.0 -12.0 21 21.0 0.0 155 9 317.2 317.6 290.2 324.8 2.29 16 643 3837 7.0 -16.0 18 23.0 -2.0 159 9 317.9 318.2 289.9 323.6 1.71 17 639 3888 6.0 -6.0 42 12.0 0.2 158 9 317.3 318.0 291.6 329.7 3.82 18 632 3978 6.0 -14.0 22 20.0 -2.1 158 9 318.3 318.7 290.3 325.1 2.05 19 615 4201 4.4 -9.6 35 14.0 -1.9 156 9 319.0 319.5 291.4 328.8 3.00 20 569 4829 0.0 -28.0 10 28.0 -7.9 142 13 321.0 321.1 289.8 323.3 0.67 21 544 5187 -2.5 -19.5 26 17.0 -8.3 137 11 322.1 322.4 290.9 327.3 1.50 22 534 5334 -3.7 -9.7 63 6.0 -6.3 135 11 322.4 323.1 292.7 333.8 3.43 23 500 5850 -7.7 -12.7 67 5.0 -9.7 130 8 323.7 324.2 292.6 333.3 2.88 24 491 5991 -8.9 -13.4 70 4.5 -10.6 121 8 323.9 324.4 292.6 333.2 2.77 25 486 6071 -5.5 -17.5 38 12.0 -9.9 117 8 329.0 329.4 293.3 335.9 1.99 26 454 6604 -6.7 -25.7 20 19.0 -12.4 140 10 334.0 334.2 293.7 337.8 1.04 27 444 6778 -7.9 -27.9 18 20.0 -13.5 149 10 334.6 334.8 293.8 337.8 0.87 28 400 7580 -14.1 -30.1 24 16.0 -18.0 190 13 336.7 336.8 294.2 339.6 0.78 29 300 9690 -30.3 -47.3 17 17.0 -32.1 205 8 342.7 342.7 295.1 343.4 0.18 30 250 10960 -41.1 -53.1 26 12.0 -41.8 155 15 345.0 345.0 295.6 345.4 0.11 31 228 11581 -46.3 -58.3 24 12.0 -46.8 167 15 346.2 346.2 295.8 346.5 0.06 32 200 12440 -53.3 -60.3 42 7.0 -53.5 180 15 348.4 348.4 296.3 348.6 0.06 33 178 13177 -59.7 -65.7 45 6.0 -59.8 172 17 349.7 349.7 296.6 349.8 0.03 34 169 13498 -62.7 -68.7 44 6.0 -62.8 168 18 349.9 349.9 296.6 350.0 0.02 35 150 14220 -68.7 -75.7 36 7.0 -68.7 170 26 351.7 351.7 297.0 351.8 0.01 36 143 14505 -71.3 -77.3 40 6.0 -71.3 167 31 352.0 352.1 297.1 352.1 0.01 37 115 15766 -79.9 -84.2 49 4.3 -79.9 152 36 358.7 358.7 298.4 358.7 0.00 38 112 15916 -80.9 -85.6 45 4.7 -80.9 149 33 359.6 359.6 298.6 359.6 0.00 39 106 16228 -78.1 -86.1 26 8.0 -78.1 144 27 370.6 370.6 300.7 370.6 0.00 40 105 16282 -78.1 -86.1 26 8.0 -78.1 143 26 371.6 371.6 300.8 371.6 0.00 41 100 16560 -79.7 -86.7 30 7.0 -79.7 110 11 373.7 373.7 301.2 373.7 0.00 42 85 17472 -84.1 -88.5 46 4.4 -84.1 38 9 382.6 382.6 302.6 382.6 0.00 43 83 17605 -81.9 -86.4 46 4.5 -81.9 28 9 389.7 389.7 303.8 389.7 0.00 44 77 18023 -84.9 -88.6 52 3.7 -84.9 355 8 391.9 391.9 304.0 391.9 0.00 45 74 18243 -84.9 -87.9 59 3.0 -84.9 355 9 396.4 396.4 304.7 396.4 0.00 46 72 18394 -84.9 -88.7 51 3.8 -84.9 11 12 399.5 399.5 305.2 399.5 0.00 47 70 18550 -83.5 -87.4 50 3.9 -83.5 35 17 405.7 405.7 306.0 405.8 0.00 48 63 19142 -80.3 -86.3 36 6.0 -80.3 67 19 425.2 425.2 308.3 425.2 0.00 49 62 19234 -73.1 -81.1 29 8.0 -73.2 72 20 443.1 443.1 310.2 443.2 0.01 50 59 19526 -72.5 -82.5 21 10.0 -72.6 87 21 450.8 450.8 310.9 450.8 0.01 51 56 19839 -65.9 -77.9 17 12.0 -66.1 100 22 472.6 472.6 312.8 472.7 0.02 52 56 19839 -65.9 -78.9 15 13.0 -66.1 100 22 472.6 472.6 312.8 472.7 0.01 53 50 20530 -64.9 -78.9 13 14.0 -65.2 105 16 490.5 490.6 314.2 490.6 0.02 54 45 21174 -63.3 -78.3 11 15.0 -63.7 109 20 509.4 509.4 315.6 509.6 0.02 55 37 22366 -66.5 -81.5 10 15.0 -66.8 103 26 530.6 530.6 316.9 530.6 0.01 56 31 23455 -59.3 -78.3 7 19.0 -60.2 78 33 577.5 577.5 319.6 577.7 0.03 57 30 23660 -58.7 -76.7 8 18.0 -59.7 70 34 584.6 584.6 319.9 584.9 0.04 58 29 23873 -58.9 -76.9 8 18.0 -59.9 589.8 589.8 320.2 590.0 0.04 TRP 77 18023 -84.9 -88.6 52 3.7 -84.9 355 8 391.9 391.9 304.0 391.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 569.00 mb = 4828.61 m = 15841.69 ft Wetbulb zero: 663.79 mb = 3574.08 m = 11725.83 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 47.01 % Est. max temperature: 29.98 C = 85.96 F Sfc-Lift cond lev (LCL): 938.75 mb = 646.77 m = 2121.92 ft T: 20.66 C 700-500 lapse rate: 6.66 C/km ThetaE index: 9.54 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 641.69 mb = 3853.34 m = 12642.05 ft Mean mixing ratio: 9.63 g/kg Conv temperature: 45.43 C = 113.78 F Cap Strength: 8.28 C Lifted Index: 5.17 C Risk: None Lifted Index @300 mb: 12.16 C Lifted Index @700 mb: 7.33 C Showalter Index: 4.64 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 16.50 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 147.60 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.53 J/kg Max Up Vert Vel: 4.37 m/s Conv Inhibition (B-): 21410.28 J/kg Cap Strength: 8.12 C Lift Cond Lev (LCL): 837.96 mb = 1619.91 m = 5314.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 126 at 10 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 5 30 2 -1.0 -1.7 | 317 11 7.2 -7.8 1 1000 97 10 13 -2.3 -12.8 | 342 20 6.0 -18.9 2 976 305 20 24 -8.2 -22.6 | 360 29 0.0 -28.6 3 943 610 40 25 -16.1 -19.2 | 17 26 -7.8 -25.2 4 925 775 45 23 -16.3 -16.3 | 20 24 -8.0 -22.3 5 910 914 45 21 -14.8 -14.8 | 18 22 -6.6 -20.9 6 878 1219 50 19 -14.6 -12.2 | 19 19 -6.3 -18.3 7 850 1499 60 17 -14.7 -8.5 | 24 16 -6.5 -14.6 8 817 1829 65 17 -15.4 -7.2 | 28 15 -7.2 -13.3 9 788 2134 95 16 -15.9 1.4 | 59 9 -7.7 -4.7 10 760 2438 130 14 -10.7 9.0 | 140 4 -2.5 2.9 11 733 2743 145 13 -7.5 10.6 | 190 5 0.8 4.6 12 700 3134 135 10 -7.1 7.1 | 230 2 1.2 1.0 13 656 3658 160 9 -3.1 8.5 | 245 6 5.2 2.4 14 608 4267 155 9 -3.8 8.2 | 245 5 4.4 2.1 15 564 4877 140 13 -8.4 10.0 | 178 4 -0.1 3.9 16 500 5850 130 8 -6.1 5.1 | 294 2 2.1 -0.9 17 484 6096 115 8 -7.3 3.4 | 340 3 1.0 -2.7 18 400 7580 190 13 2.3 12.8 | 237 12 10.5 6.7 19 398 7620 185 12 1.0 12.0 | 238 11 9.3 5.9 20 323 9144 190 12 2.1 11.8 | 241 12 10.3 5.7 21 300 9690 205 8 3.4 7.3 | 264 12 11.6 1.2 22 261 10668 185 11 1.0 11.0 | 242 10 9.2 4.9 23 250 10960 155 15 -6.3 13.6 | 194 8 1.9 7.5 24 208 12192 180 15 0.0 15.0 | 223 12 8.2 8.9 25 200 12440 180 15 0.0 15.0 | 223 12 8.2 8.9 26 163 13716 165 19 -4.9 18.4 | 195 13 3.3 12.3 27 150 14220 170 26 -4.5 25.6 | 191 20 3.7 19.5 28 126 15240 160 46 -15.7 43.2 | 169 38 -7.5 37.2 29 102 16459 140 22 -14.1 16.9 | 151 12 -5.9 10.8 30 100 16560 110 11 -10.3 3.8 | 42 3 -2.1 -2.3 31 77 18023 355 8 0.7 -8.0 | 328 17 8.9 -14.0 32 73 18288 355 9 0.8 -9.0 | 329 18 9.0 -15.0 33 70 18550 35 17 -9.8 -13.9 | 4 20 -1.5 -20.0 34 56 19812 100 22 -21.7 3.8 | 80 14 -13.4 -2.3 35 50 20530 105 16 -15.5 4.1 | 75 7 -7.2 -1.9 36 44 21336 110 21 -19.7 7.2 | 96 12 -11.5 1.1 37 34 22860 100 29 -28.6 5.0 | 87 20 -20.3 -1.0 38 30 23660 70 34 -31.9 -11.6 | 53 30 -23.7 -17.7 Wind Parameters Mean winds (0-6000m): 96.4 at 13.7 knts Storm direction: 126.4 at 10.2 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -113.5 deg Storm rel helicity (0-3000m) pos: 186.6 neg: -3.8 tot: 182.7 m^2/s^2 ave: 60.9 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 11.6 stream: 7.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 54.20 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 21 19 357 24| 23.3 0.0 23.3|110.3 0.0 110.3 220.6 0.69| 29.3 20.1 1000 33 21 8 24| 9.5 0.0 9.5|137.5 -3.8 133.6 133.6 0.62| 19.0 11.7 1500 39 20 12 22| 5.2 0.0 5.2|146.6 -3.8 142.8 95.2 0.58| 14.6 8.5 2000 45 19 15 20| 3.9 0.0 3.9|164.2 -3.8 160.3 80.2 0.60| 12.6 7.6 2500 54 19 22 18| 3.0 0.0 3.0|183.1 -3.8 179.2 71.7 0.64| 13.0 8.4 3000 63 18 28 16| 2.0 0.0 2.0|186.6 -3.8 182.7 60.9 0.65| 11.6 7.6 4000 76 15 34 12| 1.3 0.0 1.3|188.0 -3.9 184.1 46.0 0.63| 9.4 5.9 5000 89 14 44 9| 1.1 0.5 1.6|188.2 -8.9 179.3 35.9 0.52| 8.1 4.3 6000 96 14 49 7| 0.9 0.5 1.4|190.5 -8.9 181.6 30.3 0.54| 7.3 3.9 Wrote GIF file: /home/apache/climate/data/raob//VTBP/skewt/VTBP.skewt.20251211.00.gif