UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 27 NOV 25 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1023 4 19.8 5.8 40 14.0 12.1 35 21 291.1 292.1 284.3 307.3 5.65 1 1000 199 18.4 4.4 40 14.0 10.9 30 36 291.5 292.5 284.1 306.7 5.24 2 954 599 14.4 4.4 51 10.0 9.1 33 38 291.4 292.4 284.3 307.3 5.50 3 941 715 14.8 -5.2 25 20.0 5.9 34 39 293.0 293.5 281.8 301.2 2.75 4 925 860 13.6 -9.4 19 23.0 4.3 35 40 293.2 293.6 281.0 299.3 2.02 5 922 887 13.4 -9.6 19 23.0 4.1 35 40 293.3 293.6 281.0 299.3 2.00 6 868 1391 10.0 -16.0 14 26.0 1.0 39 35 294.8 295.1 280.8 298.8 1.26 7 850 1565 11.2 -29.8 4 41.0 0.1 40 33 297.9 297.9 281.0 299.1 0.38 8 849 1575 11.2 -29.8 4 41.0 0.1 40 33 298.0 298.0 281.0 299.3 0.38 9 768 2405 8.2 27 26 303.4 10 750 2601 8.8 24 24 306.1 11 711 3039 5.0 -14.0 24 19.0 -2.1 17 20 306.7 307.0 286.2 312.5 1.82 12 700 3166 5.2 -16.8 19 22.0 -2.7 15 19 308.2 308.5 286.4 313.0 1.46 13 689 3295 4.4 -19.6 16 24.0 -3.6 12 19 308.8 309.0 286.2 312.6 1.17 14 673 3487 9.4 -35.6 3 45.0 -2.5 7 18 316.4 316.5 287.9 317.4 0.27 15 602 4402 6.2 -37.8 3 44.0 -5.0 344 16 323.0 323.0 289.9 323.9 0.24 16 520 5580 -2.1 -43.1 3 41.0 -10.5 313 14 326.8 326.8 291.0 327.4 0.16 17 500 5890 -3.1 -37.1 5 34.0 -11.0 305 13 329.3 329.3 291.9 330.5 0.32 18 449 6732 -8.5 -46.5 3 38.0 -15.2 307 19 332.8 332.8 292.6 333.3 0.13 19 444 6819 -7.5 -32.5 12 25.0 -13.8 308 19 335.1 335.2 293.6 337.2 0.56 20 402 7582 -14.3 -33.3 18 19.0 -18.6 310 25 335.9 336.0 293.9 338.1 0.57 21 400 7620 -14.5 -33.5 18 19.0 -18.7 310 25 336.1 336.3 293.9 338.3 0.57 22 330 9051 -24.7 -38.7 26 14.0 -26.9 280 22 341.1 341.2 295.0 342.7 0.41 23 303 9669 -28.3 -44.3 20 16.0 -30.3 267 21 344.5 344.6 295.6 345.5 0.25 24 300 9740 -28.7 -44.7 20 16.0 -30.7 265 21 344.9 345.0 295.7 345.9 0.24 25 284 10131 -31.9 -56.9 7 25.0 -33.8 265 22 345.8 345.8 295.7 346.1 0.06 26 250 11020 -38.9 -55.9 15 17.0 -39.9 265 23 348.2 348.2 296.3 348.6 0.08 27 227 11674 -44.7 -56.7 25 12.0 -45.3 265 23 349.1 349.1 296.5 349.4 0.08 28 220 11882 -46.3 -62.3 15 16.0 -46.9 265 23 349.8 349.8 296.6 350.0 0.04 29 217 11973 -46.3 -68.3 6 22.0 -46.9 265 23 351.2 351.2 296.9 351.2 0.02 30 200 12510 -50.7 -67.7 12 17.0 -51.1 265 23 352.5 352.5 297.2 352.6 0.02 31 186 12976 -55.3 -62.3 41 7.0 -55.5 249 25 352.4 352.4 297.2 352.6 0.05 32 179 13219 -57.1 -70.1 18 13.0 -57.3 240 26 353.4 353.4 297.4 353.5 0.02 33 162 13841 -62.7 -67.4 53 4.7 -62.8 217 29 354.2 354.2 297.5 354.3 0.03 34 150 14310 -66.3 -70.7 54 4.4 -66.4 200 31 355.9 355.9 297.9 356.0 0.02 35 103 16487 -84.9 -89.9 40 5.0 -84.9 237 25 360.6 360.6 298.8 360.6 0.00 36 100 16650 -84.9 -89.9 40 5.0 -84.9 240 25 363.7 363.7 299.4 363.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5691.00 m Freezing level: 540.75 mb = 5281.83 m = 17328.64 ft Wetbulb zero: 842.41 mb = 1639.31 m = 5378.25 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 12.67 % Est. max temperature: 23.47 C = 74.25 F Sfc-Lift cond lev (LCL): 830.28 mb = 1759.44 m = 5772.37 ft T: 10.53 C 700-500 lapse rate: 3.05 C/km ThetaE index: 8.50 C Layer 941.0- 850.0 mb Conv cond level (CCL): 454.28 mb = 6640.68 m = 21786.74 ft Mean mixing ratio: 4.65 g/kg Conv temperature: 61.40 C = 142.52 F Cap Strength: 20.85 C Lifted Index: 22.19 C Risk: None Lifted Index @300 mb: 28.20 C Lifted Index @700 mb: 11.68 C Showalter Index: 25.74 C Risk: None Total Totals Index: -12.40 C Risk: None Vertical Totals Index: 14.30 C Cross Totals Index: -26.70 C K Index: -37.50 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 6.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.45 J/kg Max Up Vert Vel: 4.11 m/s Conv Inhibition (B-): 14774.10 J/kg Cap Strength: 21.72 C Lift Cond Lev (LCL): 786.95 mb = 2203.45 m = 7229.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 50 at 18 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 1023 4 35 21 -12.0 -17.2 | 344 6 1.6 -5.8 1 1000 199 30 36 -18.0 -31.2 | 12 20 -4.3 -19.8 2 925 860 35 40 -22.9 -32.8 | 23 23 -9.3 -21.4 3 850 1565 40 33 -21.2 -25.3 | 28 16 -7.5 -13.9 4 700 3166 15 19 -4.9 -18.4 | 308 11 8.8 -7.0 5 500 5890 305 13 10.6 -7.5 | 261 25 24.3 3.9 6 400 7620 310 25 19.2 -16.1 | 278 33 32.8 -4.7 7 300 9740 265 21 20.9 1.8 | 249 37 34.6 13.2 8 250 11020 265 23 22.9 2.0 | 250 39 36.6 13.4 9 200 12510 265 23 22.9 2.0 | 250 39 36.6 13.4 10 150 14310 200 31 10.6 29.1 | 211 47 24.3 40.5 11 100 16650 240 25 21.7 12.5 | 236 43 35.3 23.9 Wind Parameters Mean winds (0-6000m): 20.3 at 23.7 knts Storm direction: 50.3 at 17.8 knts Shear (0-3000m) pos: 1.1 neg: 1.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -27.3 deg Storm rel helicity (0-3000m) pos: 46.5 neg: -50.6 tot: -4.1 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 7.5 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.50 Bulk Shear: 16.92 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 31 34 12 18| 0.0 17.4 17.4| 24.6 0.0 24.6 49.3 0.41| 18.2 7.4 1000 33 36 18 20| 1.3 8.7 10.0| 40.4 0.0 40.4 40.4 0.45| 11.2 5.1 1500 35 36 20 20| 2.1 5.8 7.9| 46.5 0.0 46.5 31.0 0.41| 9.3 3.8 2000 35 35 20 18| 1.6 3.5 5.1| 46.5 -17.4 29.0 14.5 0.20| 8.5 1.7 2500 34 33 18 17| 1.3 2.4 3.7| 46.5 -34.9 11.5 4.6 0.03| 8.0 0.2 3000 33 32 14 15| 1.1 1.9 2.9| 46.5 -50.6 -4.1 -1.4 -0.10| 7.5 -0.7 4000 30 28 2 13| 0.8 2.1 2.9| 46.5 -72.1 -25.6 -6.4 -0.20| 6.8 -1.3 5000 25 26 347 12| 0.6 2.2 2.8| 46.5-100.5 -54.0 -10.8 -0.27| 6.2 -1.6 6000 20 24 333 12| 0.5 2.1 2.6| 50.0-131.3 -81.3 -13.6 -0.31| 5.7 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20251127.00.gif