UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:0000Z 22 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 1010 19 26.0 24.2 90 1.8 24.7 265 1 298.3 301.8 297.5 354.1 19.15 1 1000 91 24.8 23.6 93 1.2 23.9 285 3 298.0 301.3 297.1 352.1 18.65 2 979 278 23.4 23.3 99 0.1 23.3 290 2 298.4 301.8 297.3 352.8 18.71 3 925 773 20.6 20.6 100 0.0 20.6 305 1 300.4 303.4 296.5 349.4 16.74 4 850 1504 18.4 13.9 75 4.5 15.4 85 9 305.4 307.6 294.5 340.8 11.83 5 830 1708 17.6 11.6 68 6.0 13.7 84 9 306.7 308.6 293.8 338.0 10.39 6 765 2400 12.6 8.7 77 3.9 10.2 80 11 308.5 310.2 293.5 336.7 9.27 7 744 2634 11.2 5.2 67 6.0 7.7 78 12 309.4 310.9 292.4 332.4 7.48 8 736 2725 11.6 -1.4 40 13.0 4.8 78 12 310.8 311.7 290.4 325.5 4.69 9 735 2736 11.8 -0.2 44 12.0 5.4 78 12 311.2 312.2 290.9 327.2 5.13 10 700 3144 10.0 1.0 54 9.0 5.1 75 13 313.6 314.7 292.3 332.1 5.89 11 693 3228 9.6 -0.4 50 10.0 4.2 74 13 314.0 315.0 292.0 331.0 5.37 12 605 4337 0.0 -2.5 83 2.5 -1.3 62 16 315.4 316.4 292.3 332.1 5.27 13 604 4350 0.0 -3.2 79 3.2 -1.6 62 17 315.5 316.5 292.1 331.4 5.01 14 601 4390 1.6 -22.4 15 24.0 -6.1 61 17 317.8 318.0 289.2 321.4 1.05 15 596 4458 2.8 -35.2 4 38.0 -6.7 61 17 320.0 320.0 289.1 321.1 0.32 16 557 5004 1.0 -38.0 4 39.0 -8.2 55 18 324.1 324.1 290.3 325.1 0.26 17 550 5106 2.0 -38.0 3 40.0 -7.7 53 19 326.5 326.5 291.0 327.5 0.26 18 500 5870 -2.7 -47.7 2 45.0 -11.2 45 21 329.7 329.8 291.7 330.2 0.10 19 482 6159 -3.7 -50.7 1 47.0 -12.0 44 23 332.0 332.0 292.3 332.3 0.08 20 407 7468 -13.5 -53.5 2 40.0 -18.9 40 32 335.8 335.8 293.3 336.0 0.06 21 400 7600 -13.1 -57.1 1 44.0 -18.8 40 33 338.0 338.0 293.9 338.1 0.04 22 396 7676 -13.3 -57.3 1 44.0 -19.0 38 32 338.7 338.7 294.0 338.8 0.04 23 300 9720 -28.5 -60.5 3 32.0 -31.0 340 13 345.2 345.2 295.6 345.4 0.04 24 297 9792 -28.9 -55.9 6 27.0 -31.2 334 13 345.6 345.7 295.7 345.9 0.07 25 250 10990 -39.9 -47.9 42 8.0 -40.5 225 7 346.7 346.8 296.1 347.6 0.20 26 231 11524 -44.9 -47.6 74 2.7 -45.1 214 11 347.1 347.1 296.2 348.0 0.22 27 209 12184 -50.7 -53.8 70 3.1 -50.8 201 17 348.1 348.1 296.3 348.6 0.12 28 207 12247 -51.1 -55.2 62 4.1 -51.2 200 17 348.4 348.4 296.4 348.8 0.10 29 202 12405 -51.5 -68.5 11 17.0 -51.9 196 18 350.2 350.2 296.7 350.3 0.02 30 200 12470 -51.9 -65.9 17 14.0 -52.2 195 19 350.6 350.6 296.8 350.7 0.03 31 183 13040 -57.1 -63.1 46 6.0 -57.2 201 17 351.2 351.2 296.9 351.3 0.04 32 174 13357 -59.9 -68.9 30 9.0 -60.0 205 15 351.6 351.6 297.0 351.7 0.02 33 157 13993 -64.5 -69.0 54 4.5 -64.6 212 12 354.3 354.3 297.5 354.4 0.02 34 150 14270 -67.1 -71.8 51 4.7 -67.1 215 11 354.5 354.5 297.6 354.6 0.02 35 129 15161 -75.3 -80.3 45 5.0 -75.3 250 10 355.4 355.4 297.8 355.4 0.00 36 106 16276 -83.3 -87.9 44 4.6 -83.3 295 9 360.7 360.7 298.8 360.7 0.00 37 100 16600 -82.5 -87.3 43 4.8 -82.5 135 7 368.3 368.3 300.2 368.3 0.00 TRP 106 16276 -83.3 -87.9 44 4.6 -83.3 295 9 360.7 360.7 298.8 360.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 528.72 mb = 5431.35 m = 17819.18 ft Wetbulb zero: 625.28 mb = 4067.42 m = 13344.38 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 55.68 % Est. max temperature: 32.44 C = 90.39 F Sfc-Lift cond lev (LCL): 984.37 mb = 229.58 m = 753.21 ft T: 23.76 C 700-500 lapse rate: 4.66 C/km ThetaE index: 27.29 C Layer 925.0- 735.0 mb Conv cond level (CCL): 953.27 mb = 510.22 m = 1673.93 ft Mean mixing ratio: 17.79 g/kg Conv temperature: 27.01 C = 80.62 F Cap Strength: 0.52 C Lifted Index: -0.20 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.80 C Lifted Index @700 mb: -0.92 C Showalter Index: 3.73 C Risk: None Total Totals Index: 37.70 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 16.60 C K Index: 26.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 205.80 Risk: None Energy Index: -1.91 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 487.22 J/kg Max Up Vert Vel: 31.22 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.45 C Lift Cond Lev (LCL): 954.69 mb = 497.15 m = 1631.06 ft Lev Free Conv (LFC): 949.69 mb = 543.00 m = 1781.46 ft Equ Level (EL): 879.69 mb = 1207.15 m = 3960.42 ft B at Equ Level: 17.07 J/kg Wind level data Storm motion: 92 at 9 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 19 265 1 1.0 0.1 | 271 10 10.2 -0.2 1 1000 91 285 3 2.9 -0.8 | 275 12 12.1 -1.0 2 925 773 305 1 0.8 -0.6 | 275 10 10.0 -0.8 3 850 1504 85 9 -9.0 -0.8 | 348 1 0.2 -1.1 4 700 3144 75 13 -12.6 -3.4 | 43 5 -3.4 -3.6 5 500 5870 45 21 -14.8 -14.8 | 21 16 -5.7 -15.1 6 400 7600 40 33 -21.2 -25.3 | 25 28 -12.0 -25.6 7 300 9720 340 13 4.4 -12.2 | 312 18 13.6 -12.5 8 250 10990 225 7 4.9 4.9 | 252 15 14.1 4.7 9 200 12470 195 19 4.9 18.4 | 218 23 14.1 18.1 10 150 14270 215 11 6.3 9.0 | 241 18 15.5 8.7 11 106 16276 295 9 8.2 -3.8 | 283 18 17.3 -4.1 12 100 16600 135 7 -4.9 4.9 | 222 6 4.2 4.7 Wind Parameters Mean winds (0-6000m): 61.7 at 12.3 knts Storm direction: 91.7 at 9.2 knts Shear (0-3000m) pos: 1.7 neg: 0.7 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 131.5 deg Storm rel helicity (0-3000m) pos: 23.8 neg: -0.3 tot: 23.4 m^2/s^2 ave: 7.8 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.0 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 18.94 Bulk Shear: 25.72 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 ------------------------------------------------------------------------------- 500 288 2 275 11| 1.1 0.0 1.1| 2.7 -0.0 2.7 5.4 0.28| 3.4 0.9 1000 302 2 277 11| 1.9 0.0 1.9| 11.4 -0.3 11.0 11.0 0.55| 3.6 2.0 1500 59 4 289 6| 3.4 0.0 3.4| 22.9 -0.3 22.6 15.0 0.53| 6.4 3.4 2000 76 5 289 5| 2.6 0.3 2.9| 23.3 -0.3 22.9 11.5 0.55| 5.2 2.8 2500 78 6 296 4| 2.1 0.5 2.6| 23.6 -0.3 23.2 9.3 0.53| 4.4 2.3 3000 77 7 311 3| 1.7 0.7 2.4| 23.8 -0.3 23.4 7.8 0.51| 3.9 2.0 4000 74 9 347 3| 1.3 1.0 2.3| 23.8 -1.7 22.1 5.5 0.41| 3.4 1.4 5000 69 11 9 4| 1.0 1.2 2.2| 23.8 -6.0 17.8 3.6 0.30| 3.2 1.0 6000 62 12 15 6| 0.9 1.4 2.3| 24.6 -12.7 11.9 2.0 0.21| 3.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251222.00.gif