UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121500.upa.cvt Date: 0000Z 15 DEC 25 Searching for VT453... Searching the city database file for: VT453 ... Date:0000Z 15 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 16 24.2 18.2 69 6.0 20.1 0 0 296.3 298.7 292.8 334.1 13.10 1 1000 120 24.0 19.0 74 5.0 20.5 30 2 297.1 299.7 293.7 337.5 13.96 2 969 395 21.6 18.5 83 3.1 19.5 33 7 297.4 299.9 293.8 337.8 13.96 3 950 567 22.4 17.4 73 5.0 19.0 39 9 299.9 302.3 294.0 338.8 13.27 4 925 799 21.2 15.2 69 6.0 17.2 60 10 301.0 303.2 293.3 335.8 11.82 5 917 874 20.8 14.8 69 6.0 16.8 63 11 301.3 303.5 293.2 335.5 11.62 6 909 950 21.0 16.0 73 5.0 17.6 66 11 302.3 304.6 294.3 339.8 12.68 7 850 1528 16.4 14.8 90 1.6 15.3 85 14 303.3 305.6 294.4 340.6 12.55 8 811 1927 13.6 13.2 97 0.4 13.3 85 13 304.5 306.7 294.3 339.8 11.84 9 791 2138 14.0 10.4 79 3.6 11.7 85 13 307.1 308.9 293.7 337.5 10.07 10 722 2904 9.8 6.2 78 3.6 7.6 98 6 310.6 312.1 293.3 336.0 8.27 11 707 3078 8.6 6.3 85 2.3 7.2 100 6 311.1 312.7 293.6 337.3 8.50 12 700 3161 8.6 4.0 73 4.6 5.9 100 8 312.0 313.4 293.0 334.7 7.30 13 684 3352 8.0 -2.0 49 10.0 2.8 106 8 313.4 314.3 291.3 328.7 4.83 14 680 3401 8.0 -4.0 42 12.0 2.0 107 8 313.9 314.7 290.9 327.2 4.18 15 666 3572 6.6 0.6 65 6.0 3.3 112 7 314.2 315.4 292.6 333.2 6.01 16 598 4448 0.8 -2.2 80 3.0 -0.7 136 4 317.3 318.4 293.0 334.8 5.45 17 587 4597 0.0 -8.0 55 8.0 -3.6 141 3 318.1 318.8 291.6 329.7 3.57 18 578 4720 -0.9 -4.9 74 4.0 -2.9 151 4 318.5 319.4 292.6 333.3 4.60 19 561 4959 -2.1 -6.8 70 4.7 -4.3 168 5 319.8 320.6 292.6 333.1 4.10 20 546 5174 -1.7 -14.7 36 13.0 -6.8 177 5 322.7 323.2 291.8 330.3 2.24 21 543 5218 -1.7 -16.7 31 15.0 -7.3 178 5 323.2 323.6 291.6 329.8 1.91 22 500 5870 -6.5 -10.0 76 3.5 -8.0 210 5 325.1 325.8 293.6 337.1 3.58 23 495 5948 -7.1 -10.2 78 3.1 -8.4 207 5 325.3 326.0 293.6 337.2 3.56 24 453 6635 -10.5 -17.5 56 7.0 -13.0 220 10 329.4 329.8 293.5 336.8 2.14 25 400 7580 -17.1 -20.6 74 3.5 -18.2 255 18 332.8 333.1 294.1 339.3 1.86 26 397 7637 -17.5 -21.7 70 4.2 -18.7 260 18 333.0 333.3 294.1 339.0 1.70 27 382 7925 -18.9 -24.9 59 6.0 -20.5 259 20 334.8 335.1 294.2 339.6 1.33 28 378 8003 -18.7 -30.7 34 12.0 -21.4 259 20 336.1 336.2 294.1 339.0 0.78 29 364 8284 -21.1 -24.4 75 3.3 -22.0 258 21 336.5 336.8 294.7 341.8 1.46 30 354 8489 -22.3 -27.3 64 5.0 -23.5 257 22 337.6 337.8 294.8 341.8 1.15 31 351 8552 -22.1 -36.1 27 14.0 -24.6 257 23 338.7 338.8 294.4 340.6 0.50 32 344 8700 -23.1 -31.1 48 8.0 -24.8 257 24 339.3 339.5 294.9 342.4 0.83 33 340 8786 -23.5 -33.5 39 10.0 -25.4 256 24 339.9 340.0 294.9 342.4 0.67 34 314 9363 -27.9 -39.9 31 12.0 -29.6 257 27 341.6 341.7 295.1 343.1 0.38 35 311 9432 -28.1 -52.1 8 24.0 -30.4 258 27 342.2 342.3 295.0 342.6 0.10 36 300 9690 -30.3 -46.3 19 16.0 -32.0 260 28 342.7 342.7 295.1 343.5 0.20 37 286 10028 -33.1 -43.1 36 10.0 -34.3 253 28 343.4 343.4 295.4 344.6 0.30 38 266 10533 -37.1 -57.1 11 20.0 -38.3 243 28 344.7 344.8 295.5 345.0 0.06 39 257 10771 -38.3 -56.3 13 18.0 -39.4 238 29 346.4 346.4 295.9 346.7 0.07 40 250 10960 -40.1 -57.1 15 17.0 -41.1 235 31 346.4 346.5 295.9 346.7 0.07 41 224 11699 -46.5 -63.5 13 17.0 -47.1 235 30 347.7 347.7 296.1 347.8 0.03 42 200 12440 -53.1 -61.1 37 8.0 -53.3 225 29 348.7 348.7 296.4 348.9 0.05 43 195 12603 -54.7 -60.7 47 6.0 -54.9 222 30 348.7 348.7 296.4 348.9 0.06 44 194 12635 -55.1 -61.1 47 6.0 -55.2 221 30 348.5 348.5 296.4 348.8 0.05 45 188 12836 -56.5 -70.5 16 14.0 -56.7 217 31 349.4 349.4 296.5 349.5 0.02 46 181 13075 -58.3 -72.3 15 14.0 -58.5 213 31 350.3 350.3 296.7 350.4 0.01 47 160 13839 -65.1 -73.1 32 8.0 -65.2 197 35 351.4 351.4 297.0 351.4 0.01 48 150 14230 -67.9 -77.9 23 10.0 -67.9 185 37 353.1 353.1 297.3 353.1 0.01 49 139 14681 -71.9 -81.9 21 10.0 -71.9 176 40 353.9 353.9 297.5 353.9 0.00 50 116 15731 -76.3 -91.3 8 15.0 -76.3 198 30 364.5 364.5 299.5 364.5 0.00 51 100 16570 -82.5 -92.5 16 10.0 -82.5 315 8 368.3 368.3 300.2 368.3 0.00 52 91 17094 -84.1 -93.1 19 9.0 -84.1 325 9 375.2 375.2 301.5 375.2 0.00 53 83 17607 -81.1 -92.1 14 11.0 -81.1 2 7 391.3 391.3 304.0 391.3 0.00 54 74 18248 -84.1 -93.1 19 9.0 -84.1 47 4 398.1 398.1 304.9 398.1 0.00 55 71 18479 -79.3 -90.3 15 11.0 -79.3 22 5 413.1 413.1 306.9 413.1 0.00 56 70 18560 -79.1 -90.1 15 11.0 -79.1 10 6 415.2 415.2 307.2 415.2 0.00 57 66 18897 -77.1 -90.1 11 13.0 -77.1 22 6 426.6 426.6 308.4 426.6 0.00 58 63 19165 -77.5 -90.5 11 13.0 -77.6 32 6 431.4 431.4 309.0 431.4 0.00 59 58 19648 -70.7 -90.7 4 20.0 -70.8 50 5 457.1 457.1 311.5 457.1 0.00 60 51 20420 -66.7 -91.7 2 25.0 -67.0 72 9 483.6 483.6 313.7 483.6 0.00 61 50 20540 -67.9 -91.9 2 24.0 -68.1 75 10 483.5 483.5 313.7 483.5 0.00 62 49 20661 -68.1 -92.1 2 24.0 -68.3 73 11 485.8 485.8 313.9 485.8 0.00 63 45 21177 -65.1 -92.1 1 27.0 -65.4 63 16 505.1 505.1 315.3 505.1 0.00 64 38 22200 -68.1 -93.1 2 25.0 -68.4 66 25 522.4 522.4 316.5 522.5 0.00 65 35 22698 -64.5 -92.5 1 28.0 -65.0 75 29 544.3 544.3 317.8 544.3 0.00 66 34 22875 -64.7 -92.7 1 28.0 -65.1 78 30 548.3 548.3 318.0 548.3 0.00 TRP 91 17094 -84.1 -93.1 19 9.0 -84.1 325 9 375.2 375.2 301.5 375.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5750.00 m Freezing level: 587.00 mb = 4596.78 m = 15081.10 ft Wetbulb zero: 610.39 mb = 4280.91 m = 14044.82 ft Precipitable water: 1.92 inches Sfc-500 mean rel hum: 72.09 % Est. max temperature: 31.00 C = 87.80 F Sfc-Lift cond lev (LCL): 926.95 mb = 780.68 m = 2561.25 ft T: 21.29 C 700-500 lapse rate: 5.57 C/km ThetaE index: 10.06 C Layer 700.0- 666.0 mb Conv cond level (CCL): 834.16 mb = 1687.73 m = 5537.11 ft Mean mixing ratio: 13.19 g/kg Conv temperature: 31.67 C = 89.00 F Cap Strength: 3.56 C Lifted Index: 1.39 C Risk: Showers probable Lifted Index @300 mb: 5.42 C Lifted Index @700 mb: 1.78 C Showalter Index: 0.04 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 21.30 C K Index: 33.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 210.60 Risk: None Energy Index: -0.75 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.44 J/kg Max Up Vert Vel: 6.70 m/s Conv Inhibition (B-): 17922.35 J/kg Cap Strength: 3.56 C Lift Cond Lev (LCL): 895.45 mb = 1079.62 m = 3542.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 126 at 6 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 16 0 0 -0.0 -0.0 | 306 6 4.6 -3.4 1 1000 120 30 2 -1.0 -1.7 | 325 6 3.6 -5.1 2 979 305 30 6 -3.0 -5.2 | 349 9 1.6 -8.6 3 945 610 40 9 -5.8 -6.9 | 6 10 -1.2 -10.3 4 925 799 60 10 -8.7 -5.0 | 26 9 -4.0 -8.4 5 913 914 65 11 -10.0 -4.6 | 34 10 -5.3 -8.0 6 850 1524 85 14 -13.9 -1.2 | 64 10 -9.3 -4.6 7 850 1528 85 14 -13.9 -1.2 | 64 10 -9.3 -4.6 8 791 2134 85 13 -13.0 -1.1 | 61 9 -8.3 -4.5 9 709 3048 100 5 -4.9 0.9 | 7 3 -0.3 -2.5 10 700 3161 100 8 -7.9 1.4 | 58 4 -3.3 -2.0 11 658 3658 115 7 -6.3 3.0 | 76 2 -1.7 -0.4 12 587 4572 140 3 -1.9 2.3 | 292 3 2.7 -1.1 13 566 4877 165 5 -1.3 4.8 | 247 4 3.3 1.4 14 524 5486 190 5 0.9 4.9 | 254 6 5.5 1.5 15 500 5870 210 5 2.5 4.3 | 263 7 7.1 0.9 16 485 6096 200 6 2.1 5.6 | 251 7 6.7 2.2 17 400 7580 255 18 17.4 4.7 | 267 22 22.0 1.3 18 398 7620 260 18 17.7 3.1 | 271 22 22.3 -0.3 19 323 9144 255 26 25.1 6.7 | 264 30 29.7 3.3 20 300 9690 260 28 27.6 4.9 | 267 32 32.2 1.5 21 261 10668 240 28 24.2 14.0 | 250 31 28.9 10.6 22 250 10960 235 31 25.4 17.8 | 244 33 30.0 14.4 23 208 12192 235 30 24.6 17.2 | 245 32 29.2 13.8 24 200 12440 225 29 20.5 20.5 | 236 30 25.1 17.1 25 163 13716 200 34 11.6 31.9 | 210 33 16.2 28.6 26 150 14230 185 37 3.2 36.9 | 193 34 7.8 33.5 27 126 15240 165 45 -11.6 43.5 | 170 41 -7.0 40.1 28 102 16459 250 7 6.6 2.4 | 275 11 11.2 -1.0 29 100 16570 315 8 5.7 -5.7 | 311 14 10.3 -9.1 30 91 17094 325 9 5.2 -7.4 | 318 15 9.8 -10.8 31 73 18288 50 4 -3.1 -2.6 | 345 6 1.6 -6.0 32 70 18560 10 6 -1.0 -5.9 | 339 10 3.6 -9.3 33 57 19812 55 5 -4.1 -2.9 | 355 6 0.5 -6.3 34 50 20540 75 10 -9.7 -2.6 | 40 8 -5.0 -6.0 35 42 21336 55 20 -16.4 -11.5 | 38 19 -11.8 -14.9 36 30 22860 90 36 -36.0 0.0 | 84 32 -31.4 -3.4 37 28 23165 85 30 -29.9 -2.6 | 77 26 -25.3 -6.0 Wind Parameters Mean winds (0-6000m): 96.3 at 7.6 knts Storm direction: 126.3 at 5.7 knts Shear (0-3000m) pos: 0.9 neg: 0.0 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): 66.8 deg Storm rel helicity (0-3000m) pos: 41.8 neg: -4.4 tot: 37.5 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.49 Bulk Shear: 6.44 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 33 5 344 8| 8.3 0.0 8.3| 13.9 0.0 13.9 27.7 0.85| 8.5 7.2 1000 48 7 6 8| 5.9 0.0 5.9| 30.2 0.0 30.2 30.2 0.90| 7.7 6.9 1500 62 9 24 8| 4.8 0.0 4.8| 41.8 0.0 41.8 27.9 0.92| 6.6 6.1 2000 70 10 36 9| 3.4 0.0 3.4| 41.8 -0.7 41.2 20.6 0.87| 5.2 4.5 2500 74 11 41 8| 2.0 0.0 2.0| 41.8 -1.7 40.1 16.0 0.71| 4.9 3.5 3000 76 10 42 8| 0.9 0.0 0.9| 41.8 -4.4 37.5 12.5 0.50| 4.9 2.4 4000 83 9 45 6| 0.7 0.0 0.7| 44.2 -4.5 39.8 9.9 0.47| 4.5 2.1 5000 88 8 44 5| 0.5 0.0 0.5| 44.3 -6.3 38.0 7.6 0.34| 4.2 1.4 6000 96 8 49 4| 0.5 0.0 0.5| 46.3 -7.6 38.7 6.4 0.33| 3.8 1.2 Wrote GIF file: /home/apache/climate/data/raob//VT453/skewt/VT453.skewt.20251215.00.gif