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 VV811... Searching the city database file for: VV811 ... Date:0000Z 5 DEC 25 Station: VV811 WMO ident: 48811 Latitude: 21.40 Longitude: 103.02 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 182 SFC 966 476 15.0 14.8 99 0.2 14.9 0 0 291.0 293.0 289.4 322.1 11.02 2 937 734 13.4 13.4 100 0.0 13.4 325 1 291.9 293.8 289.2 321.3 10.36 3 925 843 14.8 14.1 96 0.7 14.4 310 1 294.4 296.4 290.6 326.0 11.00 4 910 981 15.4 13.6 89 1.8 14.3 339 1 296.4 298.4 291.0 327.7 10.82 5 850 1556 12.6 11.8 95 0.8 12.1 100 3 299.3 301.2 291.6 329.4 10.28 6 847 1586 12.6 11.8 95 0.8 12.1 97 3 299.6 301.5 291.7 329.9 10.32 7 826 1798 13.4 10.8 84 2.6 11.8 74 5 302.7 304.5 292.3 332.0 9.90 8 783 2246 10.0 10.0 100 0.0 10.0 26 10 303.7 305.5 292.6 333.2 9.90 9 769 2397 11.2 -7.8 26 19.0 2.7 10 11 306.5 307.0 287.2 315.2 2.76 10 751 2595 10.2 -5.8 32 16.0 2.7 348 13 307.5 308.1 288.1 317.9 3.30 11 747 2640 9.6 0.6 53 9.0 4.8 344 14 307.3 308.4 289.9 323.8 5.35 12 722 2922 8.2 -2.8 46 11.0 2.7 313 16 308.8 309.6 289.5 322.3 4.31 13 718 2968 8.6 -14.4 18 23.0 -0.4 308 17 309.8 310.1 287.2 315.4 1.74 14 700 3179 8.2 -15.8 16 24.0 -0.9 285 19 311.6 311.9 287.7 316.8 1.59 15 690 3297 7.8 -20.2 12 28.0 -1.9 285 19 312.4 312.6 287.5 316.1 1.11 16 677 3453 6.2 5.5 95 0.7 5.8 285 20 312.3 313.9 293.9 338.3 8.40 17 662 3636 5.8 -1.2 61 7.0 2.1 284 20 313.9 314.9 291.9 330.6 5.30 18 642 3886 3.8 1.8 87 2.0 2.7 284 21 314.4 315.7 293.3 335.7 6.81 19 570 4843 -0.3 -8.3 55 8.0 -3.9 282 23 320.4 321.1 292.3 332.2 3.59 20 563 4942 0.2 -10.8 43 11.0 -4.6 282 23 322.2 322.7 292.3 332.1 2.98 21 517 5618 -4.7 -30.7 11 26.0 -11.3 280 24 324.2 324.3 290.6 326.3 0.57 22 500 5880 -6.7 -17.7 41 11.0 -10.6 280 25 324.9 325.2 292.1 331.4 1.90 23 482 6166 -9.3 -17.3 52 8.0 -12.1 277 25 325.1 325.5 292.3 332.1 2.04 24 479 6214 -8.9 -39.9 6 31.0 -14.9 276 25 326.2 326.2 290.9 327.1 0.25 25 474 6296 -9.5 -24.5 28 15.0 -13.8 275 25 326.4 326.6 291.8 330.3 1.11 26 443 6817 -13.3 -32.3 19 19.0 -17.5 269 26 328.0 328.1 291.7 330.1 0.57 27 433 6991 -14.7 -23.7 46 9.0 -17.2 267 26 328.4 328.6 292.5 333.0 1.30 28 423 7168 -15.3 -35.3 16 20.0 -19.3 265 26 329.8 329.9 292.1 331.5 0.45 29 418 7258 -15.9 -28.9 32 13.0 -19.0 264 27 330.1 330.3 292.6 333.2 0.84 30 400 7590 -17.5 -41.5 10 24.0 -21.4 260 27 332.2 332.3 292.6 333.2 0.25 31 399 7609 -17.5 -41.5 10 24.0 -21.4 260 27 332.5 332.5 292.6 333.5 0.25 32 392 7741 -18.3 -32.3 28 14.0 -21.2 260 29 333.1 333.3 293.2 335.5 0.65 33 376 8051 -20.1 -33.1 30 13.0 -22.7 261 32 334.7 334.9 293.6 337.1 0.63 34 359 8393 -21.3 -37.3 22 16.0 -24.1 262 36 337.6 337.7 294.1 339.3 0.43 35 319 9252 -28.7 -42.7 25 14.0 -30.4 264 47 338.9 339.0 294.3 340.0 0.28 36 303 9619 -29.9 -50.9 11 21.0 -31.9 265 51 342.3 342.3 295.0 342.7 0.12 37 300 9690 -30.5 -51.5 11 21.0 -32.4 265 52 342.4 342.4 295.0 342.9 0.11 38 250 10950 -40.9 -61.9 9 21.0 -41.8 255 52 345.3 345.3 295.6 345.4 0.04 39 237 11311 -44.1 -66.1 7 22.0 -44.8 253 53 345.7 345.7 295.7 345.8 0.02 40 217 11898 -48.9 -66.9 11 18.0 -49.4 249 55 347.1 347.1 296.0 347.2 0.02 41 200 12430 -52.5 -70.5 10 18.0 -52.8 245 56 349.6 349.6 296.5 349.7 0.01 42 178 13173 -57.7 -78.7 5 21.0 -57.9 247 60 353.0 353.0 297.3 353.0 0.00 43 156 13991 -64.2 -76.7 16 12.5 -64.3 250 64 355.5 355.5 297.8 355.5 0.01 44 150 14230 -66.1 -76.1 23 10.0 -66.2 255 58 356.2 356.2 298.0 356.3 0.01 45 145 14436 -66.7 -81.7 10 15.0 -66.8 258 55 358.6 358.6 298.4 358.7 0.00 46 100 16620 -78.9 -91.9 10 13.0 -78.9 285 21 375.3 375.3 301.5 375.3 0.00 TRP WND 156 13991 -64.2 -76.7 16 12.5 -64.3 250 64 355.5 355.5 297.8 355.5 0.01 Sounding variables and indices 1000-500 mb thick: 5698.00 m Freezing level: 575.27 mb = 4773.35 m = 15660.40 ft Freezing level: 565.80 mb = 4902.67 m = 16084.68 ft Freezing level: 561.12 mb = 4969.78 m = 16304.86 ft Wetbulb zero: 718.47 mb = 2963.08 m = 9721.26 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 62.81 % Est. max temperature: 26.76 C = 80.16 F Sfc-Lift cond lev (LCL): 963.30 mb = 499.53 m = 1638.85 ft T: 14.85 C 700-500 lapse rate: 5.52 C/km ThetaE index: 17.94 C Layer 769.0- 751.0 mb Conv cond level (CCL): 949.23 mb = 624.05 m = 2047.39 ft Mean mixing ratio: 10.69 g/kg Conv temperature: 15.52 C = 59.94 F Cap Strength: 7.56 C Lifted Index: 6.64 C Risk: None Lifted Index @300 mb: 12.55 C Lifted Index @700 mb: 5.48 C Showalter Index: 4.82 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 18.50 C K Index: 7.10 Risk: None Sweat Index: 172.60 Risk: None Energy Index: 0.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.24 J/kg Max Up Vert Vel: 8.63 m/s Conv Inhibition (B-): 7474.76 J/kg Cap Strength: 7.56 C Lift Cond Lev (LCL): 902.44 mb = 1051.61 m = 3450.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 12 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 ---------------------------------------------------------- 0 966 476 0 0 -0.0 -0.0 | 132 12 -8.8 7.9 1 925 843 310 1 0.8 -0.6 | 132 11 -8.1 7.3 2 850 1556 100 3 -3.0 0.5 | 126 14 -11.8 8.4 3 700 3179 285 19 18.4 -4.9 | 252 10 9.5 3.0 4 500 5880 280 25 24.6 -4.3 | 257 16 15.8 3.6 5 400 7590 260 27 26.6 4.7 | 235 22 17.8 12.6 6 300 9690 265 52 51.8 4.5 | 254 45 43.0 12.5 7 250 10950 255 52 50.2 13.5 | 243 47 41.4 21.4 8 200 12430 245 56 50.8 23.7 | 233 52 41.9 31.6 9 156 13991 250 64 60.1 21.9 | 240 59 51.3 29.8 10 150 14230 255 58 56.0 15.0 | 244 52 47.2 22.9 11 100 16620 285 21 20.3 -5.4 | 258 12 11.5 2.5 Wind Parameters Mean winds (0-6000m): 281.9 at 15.8 knts Storm direction: 311.9 at 11.9 knts Shear (0-3000m) pos: 0.6 neg: 4.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 121.6 deg Storm rel helicity (0-3000m) pos: 3.7 neg: -87.4 tot: -83.7 m^2/s^2 ave: -27.9 10^-3 m/s^2 rel: -0.74 Storm rel vorticity (0-3000m) horiz: 7.7 stream: -5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.21 Bulk Shear: 30.85 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 ------------------------------------------------------------------------------- 500 317 1 132 11| 0.0 1.4 1.4| 0.3 -2.1 -1.8 -3.6 -0.37| 1.7 -0.6 1000 49 1 125 12| 1.8 0.7 2.5| 1.9 -6.2 -4.4 -4.4 -0.28| 2.9 -0.8 1500 70 2 122 13| 1.2 1.9 3.1| 3.4 -27.9 -24.5 -16.4 -0.54| 4.2 -2.3 2000 21 4 111 11| 0.9 3.4 4.3| 3.4 -57.9 -54.5 -27.2 -0.68| 5.8 -3.9 2500 316 6 128 6| 0.7 4.2 4.9| 3.4 -77.3 -74.0 -29.6 -0.76| 7.6 -5.8 3000 287 8 171 6| 0.6 4.0 4.5| 3.7 -87.4 -83.7 -27.9 -0.74| 7.7 -5.7 4000 285 11 203 5| 0.4 3.3 3.7| 5.2 -87.4 -82.2 -20.6 -0.70| 6.1 -4.2 5000 284 14 225 7| 0.4 2.8 3.2| 6.2 -87.4 -81.2 -16.2 -0.66| 5.1 -3.4 6000 282 16 235 8| 0.3 2.5 2.8| 6.5 -98.9 -92.5 -15.4 -0.65| 4.6 -3.0 Wrote GIF file: /home/apache/climate/data/raob//VV811/skewt/VV811.skewt.20251205.00.gif