UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121400.upa.cvt Date: 0000Z 14 DEC 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 14 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 1012 14 25.4 20.4 74 5.0 21.9 40 1 297.5 300.3 294.6 341.2 15.07 1 1000 118 24.2 21.6 85 2.6 22.3 65 5 297.4 300.3 295.5 345.0 16.46 2 925 799 20.6 18.1 86 2.5 18.9 65 15 300.4 303.0 294.8 342.2 14.27 3 850 1527 16.4 14.4 88 2.0 15.1 75 16 303.3 305.6 294.2 339.6 12.23 4 812 1915 13.6 13.4 99 0.2 13.5 88 16 304.3 306.6 294.3 340.1 11.99 5 726 2856 10.6 -0.4 46 11.0 4.8 95 10 311.0 311.9 290.9 327.0 5.12 6 710 3042 9.2 3.2 66 6.0 5.8 95 9 311.4 312.7 292.4 332.5 6.80 7 705 3101 9.4 -0.6 50 10.0 4.1 97 9 312.3 313.2 291.3 328.6 5.20 8 700 3160 9.2 0.2 53 9.0 4.4 100 9 312.7 313.7 291.7 330.1 5.55 9 698 3184 9.4 -2.6 43 12.0 3.2 100 9 313.2 314.0 291.0 327.5 4.53 10 655 3708 6.2 -9.8 31 16.0 -0.8 105 9 315.3 315.8 290.0 324.3 2.77 11 628 4052 3.6 -4.4 56 8.0 -0.3 109 7 316.1 317.0 291.7 330.2 4.40 12 616 4208 3.2 -11.8 32 15.0 -3.1 111 7 317.4 317.9 290.5 325.7 2.51 13 599 4435 1.6 -3.2 70 4.8 -0.9 113 6 318.1 319.1 292.9 334.3 5.05 14 593 4516 1.8 -16.2 25 18.0 -5.0 114 5 319.3 319.6 290.4 325.4 1.82 15 590 4557 1.4 -14.6 29 16.0 -4.8 115 5 319.3 319.7 290.6 326.3 2.09 16 587 4598 1.6 -14.4 29 16.0 -4.7 114 5 320.0 320.4 290.9 327.1 2.13 17 562 4947 -1.1 -13.1 40 12.0 -5.9 81 4 320.8 321.3 291.5 329.1 2.48 18 559 4990 -1.9 -3.9 86 2.0 -2.9 86 4 320.3 321.3 293.6 337.0 5.13 19 534 5353 -3.7 -10.7 58 7.0 -6.7 128 6 322.4 323.0 292.5 332.9 3.17 20 500 5870 -6.7 -9.0 84 2.3 -7.7 155 5 324.9 325.6 293.7 337.8 3.87 21 481 6172 -8.5 -10.0 89 1.5 -9.2 173 6 326.3 327.0 294.0 338.7 3.72 22 456 6584 -10.3 -13.4 78 3.1 -11.5 188 9 329.0 329.6 294.1 339.2 2.98 23 454 6618 -10.3 -14.0 74 3.7 -11.8 189 9 329.5 330.0 294.1 339.2 2.85 24 400 7580 -17.9 -18.3 97 0.4 -18.0 225 17 331.7 332.2 294.2 339.6 2.26 25 378 7999 -21.3 -21.7 97 0.4 -21.4 227 17 332.6 333.0 294.1 339.0 1.78 26 375 8058 -20.3 -29.3 44 9.0 -22.4 228 16 334.7 334.9 293.9 338.1 0.90 27 348 8608 -22.3 -30.3 48 8.0 -24.1 231 16 339.3 339.4 294.9 342.6 0.88 28 300 9680 -30.3 -44.3 24 14.0 -31.9 240 19 342.7 342.7 295.2 343.7 0.25 29 282 10117 -33.3 -45.3 29 12.0 -34.6 247 21 344.5 344.5 295.6 345.4 0.24 30 270 10421 -36.3 -47.3 31 11.0 -37.3 251 22 344.4 344.5 295.6 345.2 0.20 31 250 10950 -40.3 -54.3 21 14.0 -41.1 250 25 346.2 346.2 295.8 346.6 0.10 32 249 10977 -40.3 -55.3 19 15.0 -41.2 250 25 346.5 346.6 296.0 346.9 0.08 33 200 12430 -53.1 -65.1 22 12.0 -53.4 255 28 348.7 348.7 296.4 348.8 0.03 34 184 12963 -57.9 -67.9 27 10.0 -58.0 249 25 349.3 349.3 296.5 349.4 0.02 35 167 13568 -63.3 -68.1 52 4.8 -63.4 242 22 350.1 350.1 296.7 350.2 0.02 36 159 13868 -65.9 -70.9 50 5.0 -66.0 234 21 350.7 350.7 296.8 350.7 0.02 37 150 14220 -68.7 -74.7 42 6.0 -68.7 220 22 351.7 351.7 297.0 351.8 0.01 38 122 15427 -78.1 -87.1 22 9.0 -78.1 186 31 356.0 356.0 297.9 356.0 0.00 39 110 16018 -77.3 -90.3 11 13.0 -77.3 188 19 368.2 368.2 300.2 368.2 0.00 40 100 16560 -80.5 -92.5 12 12.0 -80.5 275 4 372.2 372.2 300.9 372.2 0.00 41 91 17086 -84.5 -93.5 19 9.0 -84.5 75 3 374.4 374.4 301.4 374.4 0.00 42 70 18560 -78.1 -89.1 15 11.0 -78.1 15 3 417.3 417.3 307.4 417.3 0.00 43 65 18984 -77.1 -89.1 13 12.0 -77.1 314 4 428.4 428.4 308.7 428.4 0.00 44 62 19255 -77.9 -89.9 13 12.0 -77.9 276 5 432.5 432.5 309.1 432.5 0.00 45 61 19348 -74.1 -89.1 8 15.0 -74.2 262 5 443.0 443.0 310.2 443.0 0.00 46 52 20294 -67.3 -91.3 2 24.0 -67.5 152 9 479.5 479.5 313.4 479.5 0.00 47 50 20530 -68.1 -90.1 3 22.0 -68.3 130 11 483.0 483.0 313.7 483.0 0.00 48 47 20901 -68.7 -91.7 2 23.0 -68.9 128 14 490.2 490.2 314.2 490.2 0.00 49 46 21031 -65.7 -90.7 2 25.0 -66.0 128 15 500.5 500.5 315.0 500.5 0.00 50 40 21887 -62.3 -90.3 1 28.0 -62.9 118 21 529.4 529.4 316.9 529.4 0.00 51 37 22365 -65.5 -91.5 2 26.0 -65.9 107 23 533.1 533.1 317.1 533.1 0.00 52 33 23065 -63.1 -91.1 1 28.0 -63.7 91 26 557.2 557.2 318.5 557.2 0.00 TRP 91 17086 -84.5 -93.5 19 9.0 -84.5 75 3 374.4 374.4 301.4 374.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5752.00 m Freezing level: 572.19 mb = 4804.80 m = 15763.60 ft Wetbulb zero: 663.51 mb = 3601.63 m = 11816.21 ft Precipitable water: 1.89 inches Sfc-500 mean rel hum: 65.99 % Est. max temperature: 30.72 C = 87.30 F Sfc-Lift cond lev (LCL): 940.96 mb = 649.61 m = 2131.23 ft T: 21.39 C 700-500 lapse rate: 5.87 C/km ThetaE index: 13.13 C Layer 726.0- 710.0 mb Conv cond level (CCL): 885.74 mb = 1172.38 m = 3846.33 ft Mean mixing ratio: 15.24 g/kg Conv temperature: 29.78 C = 85.60 F Cap Strength: 1.42 C Lifted Index: -1.27 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.79 C Lifted Index @700 mb: 0.51 C Showalter Index: 0.25 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.10 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 209.80 Risk: None Energy Index: -0.42 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 181.60 J/kg Max Up Vert Vel: 19.06 m/s Conv Inhibition (B-): 21.58 J/kg Cap Strength: 1.42 C Lift Cond Lev (LCL): 924.63 mb = 802.47 m = 2632.75 ft Lev Free Conv (LFC): 829.63 mb = 1733.04 m = 5685.76 ft Equ Level (EL): 749.63 mb = 2587.10 m = 8487.77 ft B at Equ Level: 18.21 J/kg Max Parcel Lev (MPL): 259.63 mb = 10690.16 m = 35072.29 ft Wind level data Storm motion: 120 at 8 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 1012 14 40 1 -0.6 -0.8 | 307 7 5.9 -4.5 1 1000 118 65 5 -4.5 -2.1 | 341 6 2.0 -5.9 2 979 305 65 12 -10.9 -5.1 | 26 10 -4.3 -8.8 3 945 610 70 17 -16.0 -5.8 | 45 13 -9.4 -9.6 4 925 799 65 15 -13.6 -6.3 | 35 12 -7.0 -10.1 5 913 914 60 15 -13.0 -7.5 | 30 13 -6.4 -11.2 6 850 1524 75 17 -16.4 -4.4 | 50 13 -9.8 -8.1 7 850 1527 75 16 -15.5 -4.1 | 48 12 -8.9 -7.9 8 791 2134 95 16 -15.9 1.4 | 76 10 -9.4 -2.3 9 709 3048 95 9 -9.0 0.8 | 39 4 -2.4 -3.0 10 700 3160 100 9 -8.9 1.6 | 46 3 -2.3 -2.2 11 658 3658 105 9 -8.7 2.3 | 56 3 -2.1 -1.4 12 587 4572 115 5 -4.5 2.1 | 309 3 2.0 -1.6 13 566 4877 75 4 -3.9 -1.0 | 330 5 2.7 -4.8 14 524 5486 145 6 -3.4 4.9 | 249 3 3.1 1.2 15 500 5870 155 5 -2.1 4.5 | 260 5 4.5 0.8 16 485 6096 170 5 -0.9 4.9 | 258 6 5.7 1.2 17 400 7580 225 17 12.0 12.0 | 246 20 18.6 8.3 18 398 7620 225 17 12.0 12.0 | 246 20 18.6 8.3 19 323 9144 235 15 12.3 8.6 | 256 19 18.9 4.9 20 300 9680 240 19 16.5 9.5 | 256 24 23.0 5.8 21 260 10668 255 23 22.2 6.0 | 266 29 28.8 2.2 22 250 10950 250 25 23.5 8.6 | 261 30 30.1 4.8 23 207 12192 250 27 25.4 9.2 | 260 32 31.9 5.5 24 200 12430 255 28 27.0 7.2 | 264 34 33.6 3.5 25 163 13716 240 21 18.2 10.5 | 255 26 24.8 6.8 26 150 14220 220 22 14.1 16.9 | 238 25 20.7 13.1 27 126 15240 185 34 3.0 33.9 | 198 32 9.5 30.1 28 102 16459 190 10 1.7 9.8 | 234 10 8.3 6.1 29 100 16560 275 4 4.0 -0.3 | 291 11 10.6 -4.1 30 91 17086 75 3 -2.9 -0.8 | 321 6 3.7 -4.5 31 73 18288 225 1 0.7 0.7 | 293 8 7.3 -3.0 32 70 18560 15 3 -0.8 -2.9 | 319 9 5.8 -6.6 33 57 19812 200 6 2.1 5.6 | 258 9 8.6 1.9 34 50 20530 130 11 -8.4 7.1 | 151 4 -1.9 3.3 35 42 21336 125 19 -15.6 10.9 | 129 11 -9.0 7.2 36 30 22860 80 29 -28.6 -5.0 | 68 24 -22.0 -8.8 37 27 23470 80 33 -32.5 -5.7 | 70 28 -25.9 -9.5 Wind Parameters Mean winds (0-6000m): 89.6 at 10.1 knts Storm direction: 119.6 at 7.6 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 94.9 deg Storm rel helicity (0-3000m) pos: 57.9 neg: -16.2 tot: 41.7 m^2/s^2 ave: 13.9 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 82.94 Bulk Shear: 2.19 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 66 10 16 8| 15.0 0.0 15.0| 25.8 0.0 25.8 51.5 0.85| 15.2 12.9 1000 66 13 29 10| 7.5 0.8 8.3| 31.8 -11.0 20.8 20.8 0.53| 10.6 5.7 1500 67 14 34 11| 5.7 0.6 6.3| 44.8 -11.0 33.8 22.6 0.61| 8.4 5.1 2000 71 14 40 11| 4.2 0.4 4.6| 55.6 -11.0 44.7 22.3 0.63| 7.6 4.8 2500 76 14 46 10| 2.8 0.3 3.1| 57.9 -13.0 44.9 18.0 0.56| 6.9 3.8 3000 79 14 48 10| 2.3 0.8 3.2| 57.9 -16.2 41.7 13.9 0.44| 6.4 2.8 4000 83 13 49 8| 1.5 0.6 2.2| 58.5 -16.7 41.8 10.4 0.39| 5.2 2.0 5000 85 11 44 6| 1.0 0.6 1.7| 59.5 -17.6 41.9 8.4 0.32| 4.8 1.6 6000 90 10 43 5| 0.9 0.5 1.5| 60.1 -20.2 39.9 6.6 0.22| 4.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251214.00.gif