UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:0000Z 2 DEC 25 Station: VVTS WMO ident: 48900 Latitude: 10.82 Longitude: 106.67 Elevation: 19.00 ------------------------------------------------------------------------------- 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 1011 19 26.4 24.3 88 2.1 24.9 250 1 298.6 302.1 297.7 354.8 19.25 1 1000 100 25.6 23.8 90 1.8 24.3 280 1 298.8 302.2 297.4 353.8 18.88 2 925 785 22.2 19.9 87 2.3 20.6 240 1 302.0 305.0 296.5 349.3 16.01 3 850 1517 17.6 17.6 100 0.0 17.6 350 5 304.6 307.4 296.5 349.5 15.07 4 700 3158 8.4 8.3 99 0.1 8.3 235 1 311.8 313.7 294.8 342.2 9.87 5 690 3277 7.4 7.0 97 0.4 7.2 241 2 312.0 313.7 294.4 340.2 9.15 6 685 3337 10.4 3.4 62 7.0 6.3 243 2 316.0 317.3 294.0 338.5 7.15 7 682 3373 10.2 3.2 62 7.0 6.1 245 2 316.1 317.5 293.9 338.5 7.08 8 658 3669 7.8 3.6 75 4.2 5.4 259 3 316.7 318.1 294.4 340.5 7.56 9 625 4091 5.2 0.2 70 5.0 2.4 279 5 318.4 319.6 293.9 338.3 6.22 10 611 4276 6.0 -17.0 17 23.0 -2.9 288 6 321.4 321.7 290.9 327.0 1.65 11 596 4479 5.0 -33.0 4 38.0 -5.4 297 7 322.5 322.6 290.0 324.0 0.40 12 543 5233 1.2 -30.8 7 32.0 -7.8 333 10 326.7 326.8 291.3 328.7 0.54 13 500 5890 -4.3 -27.3 15 23.0 -10.9 5 13 327.8 328.0 291.9 330.7 0.81 14 489 6065 -5.9 -21.9 27 16.0 -11.1 17 14 327.9 328.2 292.4 332.7 1.35 15 467 6423 -8.9 -34.9 10 26.0 -14.7 43 17 328.5 328.6 291.7 330.1 0.42 16 459 6557 -9.3 -42.3 5 33.0 -15.4 53 18 329.7 329.7 291.8 330.4 0.20 17 445 6796 -11.1 -34.1 13 23.0 -16.2 70 20 330.3 330.4 292.3 332.1 0.48 18 439 6900 -11.9 -14.5 81 2.6 -12.9 78 21 330.6 331.2 294.4 340.4 2.83 19 436 6953 -11.9 -14.1 84 2.2 -12.8 82 22 331.3 331.9 294.7 341.4 2.95 20 433 7006 -12.3 -14.2 86 1.9 -13.0 86 22 331.4 332.0 294.7 341.6 2.94 21 430 7059 -11.7 -18.7 56 7.0 -14.1 89 22 332.8 333.2 294.3 340.0 2.03 22 403 7553 -14.3 -29.3 27 15.0 -18.0 126 27 335.7 335.9 294.0 338.8 0.84 23 401 7591 -14.3 -29.3 27 15.0 -18.1 129 27 336.2 336.3 294.1 339.3 0.84 24 400 7610 -14.5 -29.5 27 15.0 -18.2 130 27 336.1 336.3 294.1 339.2 0.83 25 372 8155 -18.7 -35.7 21 17.0 -22.0 119 25 337.6 337.7 294.2 339.5 0.49 26 349 8626 -22.7 -29.7 53 7.0 -24.2 109 24 338.4 338.6 294.8 341.9 0.93 27 335 8925 -24.5 -30.5 57 6.0 -25.8 102 23 340.0 340.1 295.1 343.3 0.90 28 330 9034 -24.7 -37.7 29 13.0 -26.9 100 23 341.1 341.2 295.0 342.9 0.45 29 325 9145 -25.7 -31.7 57 6.0 -26.9 98 23 341.3 341.4 295.4 344.4 0.83 30 309 9509 -27.9 -39.9 31 12.0 -29.6 90 22 343.1 343.2 295.4 344.7 0.38 31 300 9720 -29.9 -39.9 37 10.0 -31.3 85 21 343.2 343.3 295.4 344.8 0.40 32 275 10333 -35.5 -42.5 49 7.0 -36.2 90 22 343.8 343.9 295.6 345.1 0.33 33 266 10564 -37.1 -49.1 28 12.0 -38.1 92 22 344.7 344.8 295.6 345.4 0.16 34 250 10990 -39.9 -54.9 19 15.0 -40.8 95 23 346.7 346.8 296.0 347.1 0.09 35 227 11644 -44.9 -63.9 10 19.0 -45.6 110 21 348.8 348.8 296.4 348.9 0.03 36 225 11703 -45.1 -63.1 12 18.0 -45.7 112 21 349.4 349.4 296.5 349.5 0.04 37 200 12480 -52.1 -65.1 20 13.0 -52.4 130 19 350.3 350.3 296.7 350.4 0.03 38 166 13661 -61.7 -75.7 14 14.0 -61.8 130 20 353.4 353.4 297.4 353.4 0.01 39 150 14280 -67.5 -71.4 57 3.9 -67.5 130 21 353.8 353.8 297.5 353.9 0.02 40 135 14905 -72.9 -76.1 62 3.2 -72.9 111 20 355.1 355.1 297.7 355.1 0.01 41 120 15586 -77.9 -83.9 37 6.0 -77.9 89 19 358.1 358.1 298.3 358.1 0.00 42 111 16031 -78.7 -87.7 22 9.0 -78.7 74 18 364.6 364.6 299.6 364.6 0.00 43 100 16620 -81.5 -89.5 24 8.0 -81.5 55 17 370.3 370.3 300.6 370.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 533.62 mb = 5376.58 m = 17639.48 ft Wetbulb zero: 618.64 mb = 4174.72 m = 13696.42 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 65.67 % Est. max temperature: 32.00 C = 89.60 F Sfc-Lift cond lev (LCL): 981.08 mb = 267.87 m = 878.83 ft T: 24.77 C 700-500 lapse rate: 4.65 C/km ThetaE index: 11.03 C Layer 700.0- 658.0 mb Conv cond level (CCL): 901.86 mb = 1004.36 m = 3295.11 ft Mean mixing ratio: 17.39 g/kg Conv temperature: 30.58 C = 87.05 F Cap Strength: 1.16 C Lifted Index: -1.92 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.38 C Lifted Index @700 mb: -2.64 C Showalter Index: -1.16 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.90 C K Index: 39.40 Risk: > 80 % chance of thunderstorms Sweat Index: 234.20 Risk: None Energy Index: -3.60 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 757.40 J/kg Max Up Vert Vel: 38.92 m/s Conv Inhibition (B-): 11.63 J/kg Cap Strength: 1.16 C Lift Cond Lev (LCL): 932.72 mb = 711.95 m = 2335.76 ft Lev Free Conv (LFC): 867.72 mb = 1338.36 m = 4390.90 ft Equ Level (EL): 607.72 mb = 4320.18 m = 14173.64 ft B at Equ Level: 141.10 J/kg Wind level data Storm motion: 25 at 4 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 1011 19 250 1 0.9 0.3 | 215 4 2.5 3.6 1 1000 100 280 1 1.0 -0.2 | 219 4 2.5 3.1 2 925 785 240 1 0.9 0.5 | 213 4 2.4 3.8 3 850 1517 350 5 0.9 -4.9 | 304 3 2.4 -1.6 4 700 3158 235 1 0.8 0.6 | 212 5 2.4 3.9 5 500 5890 5 13 -1.1 -13.0 | 357 10 0.4 -9.7 6 400 7610 130 27 -20.7 17.4 | 137 28 -19.1 20.6 7 300 9720 85 21 -20.9 -1.8 | 94 19 -19.4 1.5 8 250 10990 95 23 -22.9 2.0 | 104 22 -21.4 5.3 9 200 12480 130 19 -14.6 12.2 | 140 20 -13.0 15.5 10 150 14280 130 21 -16.1 13.5 | 139 22 -14.5 16.8 11 100 16620 55 17 -13.9 -9.8 | 62 14 -12.4 -6.5 Wind Parameters Mean winds (0-6000m): 355.4 at 4.8 knts Storm direction: 25.4 at 3.6 knts Shear (0-3000m) pos: 0.9 neg: 0.9 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 1.1 deg Storm rel helicity (0-3000m) pos: 7.7 neg: -7.8 tot: -0.2 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 0.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 236.92 Bulk Shear: 3.20 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 ------------------------------------------------------------------------------- 500 267 1 218 4| 0.1 0.0 0.1| 0.4 -0.3 0.1 0.2 0.08| 0.9 0.1 1000 262 1 218 4| 0.7 0.0 0.7| 2.3 -0.5 1.8 1.8 0.51| 1.4 0.7 1500 318 2 238 3| 1.8 0.0 1.8| 7.7 -0.5 7.2 4.8 0.79| 2.8 2.2 2000 326 3 249 3| 1.4 0.7 2.1| 7.7 -3.0 4.7 2.4 0.35| 2.9 1.0 2500 324 3 251 3| 1.1 1.0 2.1| 7.7 -5.7 2.0 0.8 0.12| 2.8 0.3 3000 329 3 250 3| 0.9 0.9 1.8| 7.7 -7.8 -0.2 -0.1 0.00| 2.6 0.0 4000 315 3 247 4| 0.9 0.7 1.6| 13.2 -8.1 5.1 1.3 0.16| 2.5 0.4 5000 323 3 262 4| 1.4 0.6 2.0| 27.7 -8.1 19.5 3.9 0.39| 2.8 1.1 6000 355 5 308 2| 1.7 0.5 2.2| 54.1 -8.1 46.0 7.7 0.56| 3.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251202.00.gif