UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 22 OCT 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1018 6 22.0 13.0 57 9.0 16.4 5 7 293.6 295.3 288.8 320.2 9.28 1 1000 162 20.8 12.8 60 8.0 15.8 15 13 294.0 295.6 288.9 320.7 9.32 2 925 830 14.8 10.2 74 4.6 12.0 15 31 294.4 296.0 288.3 318.8 8.47 3 885 1202 11.6 9.0 84 2.6 10.1 25 31 294.9 296.3 288.2 318.4 8.16 4 857 1471 11.0 10.1 94 0.9 10.4 33 31 297.0 298.6 289.8 323.4 9.09 5 850 1540 12.8 10.8 88 2.0 11.6 35 31 299.6 301.3 291.1 327.7 9.61 6 841 1630 13.2 10.6 84 2.6 11.6 36 30 300.9 302.6 291.5 329.2 9.59 7 801 2041 13.2 10.0 81 3.2 11.2 40 28 305.1 306.9 292.8 334.1 9.67 8 716 2975 6.0 6.0 100 0.0 6.0 48 22 307.1 308.7 292.3 332.1 8.22 9 709 3055 5.4 5.2 99 0.2 5.3 49 22 307.3 308.8 292.0 331.2 7.85 10 701 3149 10.0 -16.0 14 26.0 -0.1 50 21 313.4 313.7 288.3 318.6 1.56 11 700 3161 10.2 -15.8 14 26.0 0.0 50 21 313.8 314.1 288.4 319.1 1.59 12 696 3209 10.4 -14.6 16 25.0 0.3 50 21 314.5 314.9 288.9 320.4 1.77 13 683 3365 9.4 -5.6 34 15.0 2.1 50 20 315.1 315.8 290.9 326.9 3.69 14 673 3487 9.2 -18.8 12 28.0 -1.2 50 20 316.2 316.5 288.9 320.6 1.29 15 670 3524 9.2 -11.8 21 21.0 0.2 50 20 316.6 317.1 290.0 324.2 2.31 16 665 3586 8.6 -8.4 29 17.0 0.8 50 19 316.6 317.2 290.7 326.6 3.05 17 627 4071 6.6 -21.4 11 28.0 -3.2 50 18 319.7 319.9 289.8 323.5 1.10 18 615 4229 5.8 -15.2 20 21.0 -2.6 50 17 320.6 320.9 290.9 327.0 1.91 19 574 4789 0.8 -10.2 44 11.0 -4.0 50 15 321.1 321.7 292.0 331.2 3.07 20 528 5457 -1.1 -25.1 14 24.0 -8.5 50 13 326.6 326.8 291.7 329.9 0.94 21 500 5890 -3.5 -29.5 11 26.0 -10.6 50 11 328.8 328.9 292.0 331.2 0.66 22 469 6393 -6.7 -31.7 12 25.0 -13.0 46 9 330.9 331.0 292.5 333.0 0.57 23 462 6510 -6.1 -35.1 8 29.0 -13.0 45 8 333.0 333.1 293.0 334.6 0.42 24 400 7620 -14.3 -34.3 17 20.0 -18.7 35 3 336.4 336.5 293.9 338.4 0.52 25 380 8007 -17.9 -33.9 23 16.0 -21.2 17 5 336.6 336.7 294.0 338.8 0.57 26 317 9336 -28.3 -49.3 12 21.0 -30.4 314 14 340.1 340.1 294.5 340.6 0.13 27 300 9730 -30.1 -50.1 12 20.0 -32.0 295 17 343.0 343.0 295.1 343.5 0.13 28 269 10494 -34.5 -61.5 5 27.0 -36.1 268 23 347.4 347.4 296.1 347.6 0.04 29 250 11000 -37.7 -55.7 14 18.0 -38.9 250 27 350.0 350.0 296.7 350.4 0.08 30 224 11752 -42.1 -61.1 11 19.0 -43.0 216 26 354.4 354.4 297.6 354.6 0.05 31 211 12155 -45.3 -54.3 36 9.0 -45.8 197 25 355.6 355.6 297.9 356.0 0.11 32 200 12510 -48.7 -53.7 56 5.0 -49.0 180 25 355.7 355.7 298.0 356.2 0.13 33 190 12845 -51.7 -55.7 62 4.0 -51.8 178 26 356.1 356.1 298.0 356.5 0.11 34 179 13228 -55.3 -58.3 69 3.0 -55.4 176 28 356.3 356.3 298.0 356.7 0.08 35 150 14330 -65.1 -70.1 50 5.0 -65.1 170 33 357.9 357.9 298.3 358.0 0.02 36 146 14494 -66.5 -72.5 43 6.0 -66.5 178 32 358.3 358.3 298.4 358.4 0.01 37 115 15893 -79.9 -83.7 53 3.8 -79.9 245 26 358.7 358.7 298.4 358.7 0.00 38 100 16670 -86.7 -90.0 55 3.3 -86.7 285 23 360.2 360.2 298.7 360.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5728.00 m Freezing level: 554.63 mb = 5070.09 m = 16633.96 ft Wetbulb zero: 701.14 mb = 3147.39 m = 10325.96 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 53.53 % Est. max temperature: 24.50 C = 76.11 F Sfc-Lift cond lev (LCL): 891.31 mb = 1142.45 m = 3748.14 ft T: 12.11 C 700-500 lapse rate: 5.02 C/km ThetaE index: 15.49 C Layer 716.0- 700.0 mb Conv cond level (CCL): 733.35 mb = 2775.34 m = 9105.33 ft Mean mixing ratio: 8.93 g/kg Conv temperature: 35.14 C = 95.25 F Cap Strength: 12.47 C Lifted Index: 13.00 C Risk: None Lifted Index @300 mb: 16.87 C Lifted Index @700 mb: 9.83 C Showalter Index: 8.84 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 16.30 C Cross Totals Index: 14.30 C K Index: 1.10 Risk: None Sweat Index: 202.60 Risk: None Energy Index: 0.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.82 J/kg Max Up Vert Vel: 1.91 m/s Conv Inhibition (B-): 9902.50 J/kg Cap Strength: 12.84 C Lift Cond Lev (LCL): 877.47 mb = 1273.79 m = 4179.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 68 at 16 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 1018 6 5 7 -0.6 -7.0 | 275 14 13.9 -1.2 1 1000 162 15 13 -3.4 -12.6 | 301 13 11.2 -6.8 2 925 830 15 31 -8.0 -29.9 | 345 25 6.5 -24.2 3 850 1540 35 31 -17.8 -25.4 | 9 20 -3.3 -19.6 4 700 3161 50 21 -16.1 -13.5 | 11 8 -1.6 -7.7 5 500 5890 50 11 -8.4 -7.1 | 282 6 6.1 -1.3 6 400 7620 35 3 -1.7 -2.5 | 255 13 12.8 3.3 7 300 9730 295 17 15.4 -7.2 | 273 30 29.9 -1.4 8 250 11000 250 27 25.4 9.2 | 249 43 39.9 15.0 9 200 12510 180 25 0.0 25.0 | 205 34 14.5 30.8 10 150 14330 170 33 -5.7 32.5 | 193 39 8.8 38.3 11 100 16670 285 23 22.2 -6.0 | 270 37 36.7 -0.2 Wind Parameters Mean winds (0-6000m): 38.3 at 20.8 knts Storm direction: 68.3 at 15.6 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 97.6 deg Storm rel helicity (0-3000m) pos: 142.8 neg: -0.3 tot: 142.4 m^2/s^2 ave: 47.5 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 11.41 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 14 15 310 14| 15.9 0.0 15.9| 52.8 0.0 52.8 105.5 0.90| 16.0 14.4 1000 15 22 330 18| 12.5 0.0 12.5| 96.5 0.0 96.5 96.5 0.81| 13.6 11.0 1500 20 25 341 19| 8.6 0.0 8.6|135.4 0.0 135.4 90.3 0.83| 11.7 9.7 2000 25 26 349 18| 5.8 0.0 5.8|141.2 0.0 141.2 70.6 0.77| 9.8 7.5 2500 28 26 353 17| 4.1 0.0 4.1|142.7 0.0 142.7 57.1 0.71| 8.6 6.1 3000 31 26 355 16| 3.0 0.0 3.0|142.8 -0.3 142.4 47.5 0.65| 7.8 5.1 4000 34 24 357 14| 2.0 0.2 2.2|142.8 -4.7 138.1 34.5 0.55| 6.4 3.5 5000 37 23 356 12| 1.6 0.6 2.2|142.8 -9.5 133.3 26.7 0.44| 5.5 2.4 6000 38 21 351 11| 1.3 0.8 2.1|142.8 -14.2 128.6 21.4 0.36| 4.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20251022.00.gif