UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 5 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 1013 14 25.2 20.3 74 4.9 21.8 120 2 297.2 300.0 294.4 340.5 14.96 1 1000 127 24.4 20.9 81 3.5 21.9 80 7 297.5 300.4 295.1 343.2 15.75 2 975 349 22.4 20.2 87 2.2 20.9 75 16 297.7 300.5 294.9 342.5 15.46 3 965 439 23.0 18.8 77 4.2 20.1 75 16 299.2 301.8 294.5 340.9 14.29 4 925 808 22.2 18.4 79 3.8 19.5 80 15 302.0 304.7 295.5 344.9 14.55 5 894 1105 20.8 17.3 80 3.5 18.4 90 15 303.5 306.1 295.6 345.2 14.03 6 850 1540 17.4 16.4 94 1.0 16.7 100 15 304.4 307.0 295.7 345.9 13.94 7 777 2303 12.4 12.1 98 0.3 12.2 105 15 306.9 309.1 294.7 341.6 11.50 8 748 2623 10.6 10.6 100 0.0 10.6 105 15 308.3 310.3 294.6 341.1 10.80 9 700 3175 8.0 7.9 99 0.1 7.9 110 14 311.3 313.2 294.6 340.9 9.60 10 633 4001 3.8 3.7 99 0.1 3.7 102 13 315.6 317.2 294.4 340.5 7.91 11 618 4196 3.2 0.8 84 2.4 1.9 95 13 317.1 318.4 293.8 338.0 6.58 12 609 4315 3.4 -0.3 77 3.7 1.4 90 13 318.7 319.9 293.9 338.4 6.16 13 586 4627 0.8 0.3 96 0.5 0.5 80 12 319.2 320.5 294.4 340.6 6.69 14 541 5267 -2.5 -4.0 89 1.5 -3.3 71 7 322.6 323.7 294.3 339.8 5.27 15 529 5445 -3.3 -11.3 54 8.0 -6.7 66 5 323.8 324.4 292.8 334.0 3.05 16 500 5890 -6.1 -7.3 91 1.2 -6.7 80 11 325.6 326.5 294.4 340.3 4.43 17 496 5953 -6.7 -7.6 93 0.9 -7.1 82 11 325.6 326.5 294.3 340.1 4.36 18 489 6064 -6.7 -11.7 68 5.0 -8.8 84 11 326.9 327.6 293.7 337.7 3.19 19 482 6176 -7.3 -10.6 77 3.3 -8.7 93 11 327.6 328.3 294.2 339.5 3.54 20 479 6225 -7.5 -15.5 53 8.0 -10.5 98 10 327.9 328.4 293.3 336.1 2.39 21 475 6290 -8.1 -9.4 90 1.3 -8.7 105 10 327.9 328.7 294.6 341.2 3.95 22 460 6539 -9.5 -11.8 83 2.3 -10.5 131 8 329.2 329.9 294.5 340.7 3.37 23 454 6641 -9.3 -18.3 48 9.0 -12.5 142 8 330.7 331.1 293.7 337.7 1.99 24 404 7535 -14.3 -39.3 10 25.0 -19.0 237 2 335.4 335.5 293.5 336.7 0.31 25 400 7610 -14.9 -39.9 10 25.0 -19.5 245 2 335.6 335.7 293.5 336.8 0.30 26 379 8015 -18.5 -41.5 11 23.0 -22.2 205 5 336.1 336.1 293.6 337.1 0.27 27 333 8967 -24.7 -36.7 32 12.0 -26.8 167 11 340.3 340.4 294.8 342.2 0.49 28 314 9393 -26.5 -57.5 4 31.0 -29.2 173 10 343.5 343.5 295.2 343.7 0.05 29 311 9462 -27.1 -58.1 4 31.0 -29.7 176 9 343.6 343.6 295.3 343.8 0.05 30 300 9720 -29.3 -49.3 13 20.0 -31.4 190 7 344.1 344.1 295.4 344.7 0.14 31 278 10258 -34.1 -45.1 32 11.0 -35.3 201 6 344.7 344.8 295.7 345.7 0.25 32 266 10564 -36.9 -53.9 16 17.0 -38.1 208 5 345.0 345.0 295.6 345.4 0.09 33 260 10722 -38.3 -49.3 31 11.0 -39.2 215 6 345.2 345.3 295.7 345.9 0.16 34 259 10748 -38.5 -47.5 38 9.0 -39.2 218 6 345.3 345.4 295.8 346.1 0.20 35 251 10963 -39.7 -64.7 5 25.0 -40.8 242 9 346.6 346.7 295.9 346.8 0.03 36 250 10990 -39.9 -62.9 7 23.0 -40.9 245 9 346.7 346.8 296.0 346.9 0.03 37 207 12247 -50.9 -56.9 49 6.0 -51.1 205 17 348.7 348.7 296.4 349.1 0.08 38 200 12470 -52.7 -60.7 37 8.0 -52.9 205 20 349.3 349.3 296.5 349.5 0.05 39 198 12535 -53.1 -62.1 33 9.0 -53.4 203 20 349.7 349.7 296.6 349.9 0.05 40 176 13286 -59.5 -63.3 61 3.8 -59.6 179 22 351.1 351.2 296.9 351.3 0.04 41 172 13430 -60.3 -66.3 45 6.0 -60.4 175 22 352.1 352.1 297.1 352.3 0.03 42 167 13615 -60.1 -86.1 2 26.0 -60.3 169 23 355.5 355.5 297.8 355.5 0.00 43 159 13921 -61.7 -80.7 6 19.0 -61.9 153 22 357.8 357.8 298.2 357.8 0.00 44 150 14280 -64.9 -82.9 7 18.0 -65.0 130 19 358.3 358.3 298.4 358.3 0.00 45 100 16630 -84.3 -88.8 45 4.5 -84.3 95 9 364.9 364.9 299.6 364.9 0.00 46 92 17087 -86.7 -90.7 48 4.0 -86.7 95 18 368.9 368.9 300.4 368.9 0.00 47 83 17646 -87.7 -92.7 39 5.0 -87.7 104 22 377.9 377.9 301.9 377.9 0.00 48 70 18590 -79.1 -89.1 18 10.0 -79.1 85 24 415.2 415.2 307.2 415.2 0.00 49 62 19284 -75.3 -88.3 11 13.0 -75.3 88 22 438.2 438.2 309.7 438.3 0.00 50 60 19473 -76.1 -90.1 9 14.0 -76.2 89 21 440.6 440.6 309.9 440.6 0.00 51 56 19876 -70.7 -90.7 4 20.0 -70.8 91 20 461.7 461.7 311.9 461.7 0.00 52 50 20550 -68.5 -91.5 2 23.0 -68.7 100 24 482.1 482.1 313.6 482.1 0.00 53 49 20672 -68.3 -91.3 2 23.0 -68.5 96 24 485.3 485.3 313.9 485.3 0.00 54 47 20922 -69.3 -91.3 3 22.0 -69.5 88 24 488.8 488.8 314.1 488.8 0.00 55 30 23680 -58.7 -88.7 1 30.0 -59.7 100 36 584.6 584.6 319.9 584.6 0.00 56 29 23893 -58.3 -88.3 1 30.0 -59.5 100 36 591.4 591.4 320.2 591.4 0.01 TRP 92 17087 -86.7 -90.7 48 4.0 -86.7 95 18 368.9 368.9 300.4 368.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 575.09 mb = 4782.21 m = 15689.46 ft Wetbulb zero: 579.54 mb = 4715.93 m = 15472.03 ft Precipitable water: 2.25 inches Sfc-500 mean rel hum: 89.54 % Est. max temperature: 32.10 C = 89.78 F Sfc-Lift cond lev (LCL): 943.23 mb = 637.66 m = 2092.03 ft T: 22.57 C 700-500 lapse rate: 5.19 C/km ThetaE index: 7.90 C Layer 777.0- 609.0 mb Conv cond level (CCL): 850.34 mb = 1536.51 m = 5040.99 ft Mean mixing ratio: 14.87 g/kg Conv temperature: 32.34 C = 90.21 F Cap Strength: 3.06 C Lifted Index: -0.49 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.02 C Lifted Index @700 mb: -0.57 C Showalter Index: -1.67 C Risk: Thunderstorms probable Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.50 C K Index: 39.80 Risk: > 80 % chance of thunderstorms Sweat Index: 237.80 Risk: None Energy Index: -1.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 88.55 J/kg Max Up Vert Vel: 13.31 m/s Conv Inhibition (B-): 90.35 J/kg Cap Strength: 3.06 C Lift Cond Lev (LCL): 912.34 mb = 927.87 m = 3044.17 ft Lev Free Conv (LFC): 777.34 mb = 2299.49 m = 7544.15 ft Equ Level (EL): 607.34 mb = 4337.52 m = 14230.55 ft B at Equ Level: 62.49 J/kg Max Parcel Lev (MPL): 347.34 mb = 8656.66 m = 28400.78 ft Wind level data Storm motion: 124 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 1013 14 120 2 -1.7 1.0 | 305 8 6.2 -4.4 1 1000 127 80 7 -6.9 -1.2 | 351 7 1.0 -6.6 2 980 305 75 16 -15.5 -4.1 | 38 12 -7.6 -9.5 3 946 610 75 16 -15.5 -4.1 | 38 12 -7.6 -9.5 4 925 808 80 15 -14.8 -2.6 | 41 11 -6.9 -8.0 5 914 914 85 15 -14.9 -1.3 | 47 10 -7.1 -6.7 6 852 1524 100 15 -14.8 2.6 | 68 7 -6.9 -2.8 7 850 1540 100 15 -14.8 2.6 | 68 7 -6.9 -2.8 8 792 2134 105 15 -14.5 3.9 | 77 7 -6.6 -1.5 9 711 3048 105 15 -14.5 3.9 | 77 7 -6.6 -1.5 10 700 3175 110 14 -13.2 4.8 | 84 5 -5.3 -0.6 11 659 3658 115 14 -12.7 5.9 | 96 5 -4.8 0.5 12 589 4572 80 12 -11.8 -2.1 | 28 8 -3.9 -7.5 13 567 4877 80 9 -8.9 -1.6 | 8 7 -1.0 -6.9 14 526 5486 65 5 -4.5 -2.1 | 336 8 3.4 -7.5 15 500 5890 80 11 -10.8 -1.9 | 22 8 -3.0 -7.3 16 487 6096 85 11 -11.0 -1.0 | 26 7 -3.1 -6.3 17 400 7610 245 2 1.8 0.8 | 295 11 9.7 -4.5 18 399 7620 220 2 1.3 1.5 | 293 10 9.2 -3.8 19 325 9144 160 12 -4.1 11.3 | 213 7 3.8 5.9 20 300 9720 190 7 1.2 6.9 | 261 9 9.1 1.5 21 262 10668 210 5 2.5 4.3 | 276 10 10.4 -1.0 22 250 10990 245 9 8.2 3.8 | 276 16 16.0 -1.6 23 209 12192 205 16 6.8 14.5 | 238 17 14.6 9.1 24 200 12470 205 20 8.5 18.1 | 232 21 16.3 12.7 25 164 13716 165 23 -6.0 22.2 | 187 17 1.9 16.8 26 150 14280 130 19 -14.6 12.2 | 136 10 -6.7 6.8 27 127 15240 125 12 -9.8 6.9 | 128 2 -1.9 1.5 28 103 16459 130 10 -7.7 6.4 | 192 1 0.2 1.0 29 100 16630 95 9 -9.0 0.8 | 13 5 -1.1 -4.6 30 92 17087 95 18 -17.9 1.6 | 69 11 -10.0 -3.8 31 74 18288 115 27 -24.5 11.4 | 110 18 -16.6 6.0 32 70 18590 85 24 -23.9 -2.1 | 65 18 -16.0 -7.5 33 57 19812 90 20 -20.0 0.0 | 66 13 -12.1 -5.4 34 50 20550 100 24 -23.6 4.2 | 86 16 -15.8 -1.2 35 44 21336 75 24 -23.2 -6.2 | 53 19 -15.3 -11.6 36 34 22860 80 45 -44.3 -7.8 | 70 39 -36.4 -13.2 37 30 23680 100 36 -35.5 6.3 | 92 28 -27.6 0.9 38 27 24079 100 37 -36.4 6.4 | 92 29 -28.6 1.0 Wind Parameters Mean winds (0-6000m): 94.3 at 12.7 knts Storm direction: 124.3 at 9.5 knts Shear (0-3000m) pos: 1.4 neg: 2.5 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 131.8 deg Storm rel helicity (0-3000m) pos: 37.2 neg: 0.0 tot: 37.2 m^2/s^2 ave: 12.4 10^-3 m/s^2 rel: 0.79 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 44.56 Bulk Shear: 1.99 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 77 12 24 9| 0.0 15.1 15.1| 23.8 0.0 23.8 47.5 0.83| 15.4 12.8 1000 78 14 34 10| 1.8 7.5 9.3| 29.2 0.0 29.2 29.2 0.78| 9.5 7.4 1500 84 14 42 9| 2.3 5.0 7.3| 35.0 0.0 35.0 23.3 0.78| 7.5 5.8 2000 89 14 48 9| 2.0 3.8 5.8| 36.8 0.0 36.8 18.4 0.79| 5.9 4.6 2500 92 14 53 8| 1.7 3.0 4.7| 37.2 0.0 37.2 14.9 0.79| 4.8 3.7 3000 94 15 57 8| 1.4 2.5 3.9| 37.2 0.0 37.2 12.4 0.79| 4.0 3.1 4000 98 14 63 7| 1.3 2.1 3.4| 39.6 -4.2 35.4 8.9 0.58| 3.7 2.2 5000 97 14 57 7| 1.0 1.6 2.6| 39.6 -18.9 20.7 4.1 0.24| 3.9 0.9 6000 94 13 47 7| 1.0 1.2 2.2| 52.5 -24.6 27.8 4.6 0.27| 4.0 1.1 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251205.00.gif