UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112800.upa.cvt Date: 0000Z 28 NOV 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:0000Z 28 NOV 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 1021 6 15.2 10.2 72 5.0 12.3 305 3 286.6 288.0 284.6 308.1 7.67 1 1004 147 13.8 9.1 73 4.7 11.2 321 9 286.6 287.9 284.1 306.9 7.23 2 1000 180 14.6 7.6 63 7.0 10.7 325 11 287.8 288.9 283.9 306.2 6.55 3 995 223 17.8 1.8 34 16.0 9.6 330 12 291.4 292.1 283.0 304.1 4.37 4 990 266 18.2 1.2 32 17.0 9.6 335 13 292.2 292.9 283.2 304.5 4.21 5 976 387 17.8 -1.2 27 19.0 8.6 348 16 293.0 293.6 282.8 303.5 3.58 6 925 843 15.0 -8.0 20 23.0 5.2 40 27 294.6 295.1 282.0 301.5 2.26 7 850 1552 10.2 -13.8 17 24.0 1.3 25 9 296.8 297.1 282.0 301.6 1.55 8 816 1890 8.2 -16.8 15 25.0 -0.4 34 11 298.2 298.4 282.3 302.2 1.26 9 809 1961 8.8 -22.2 9 31.0 -0.8 36 12 299.6 299.7 282.3 302.2 0.80 10 765 2421 6.2 -19.8 13 26.0 -2.2 49 14 301.6 301.8 283.4 304.9 1.04 11 736 2737 6.4 -35.6 3 42.0 -3.6 58 16 305.2 305.2 283.8 306.0 0.25 12 726 2850 8.4 -24.6 8 33.0 -1.9 62 17 308.6 308.7 285.7 311.0 0.72 13 701 3138 6.8 -17.2 16 24.0 -1.9 70 19 309.9 310.2 286.9 314.5 1.41 14 700 3150 7.0 -19.0 14 26.0 -2.1 70 19 310.2 310.5 286.8 314.3 1.22 15 686 3317 9.6 62 19 314.9 16 510 5723 -2.5 -38.5 4 36.0 -10.6 298 17 328.1 328.2 291.5 329.2 0.27 17 500 5880 -3.7 -38.7 5 35.0 -11.5 290 17 328.5 328.6 291.6 329.6 0.27 18 402 7553 -17.1 -30.1 31 13.0 -20.1 305 33 332.3 332.4 293.1 335.2 0.78 19 400 7590 -17.3 -30.3 31 13.0 -20.3 305 33 332.5 332.7 293.2 335.3 0.77 20 399 7609 -17.5 -30.5 31 13.0 -20.4 305 33 332.5 332.6 293.2 335.3 0.76 21 340 8792 -23.5 -43.5 14 20.0 -26.3 294 33 339.9 339.9 294.5 340.8 0.24 22 332 8966 -23.1 -53.1 5 30.0 -26.4 292 33 342.8 342.8 295.1 343.1 0.08 23 312 9418 -26.5 -56.5 4 30.0 -29.2 288 33 344.2 344.2 295.4 344.4 0.06 24 300 9700 -28.9 -55.9 6 27.0 -31.2 285 33 344.6 344.7 295.5 344.9 0.07 25 256 10817 -38.7 -58.7 10 20.0 -39.8 272 30 346.2 346.2 295.8 346.4 0.05 26 250 10980 -39.1 -62.1 7 23.0 -40.2 270 29 347.9 347.9 296.2 348.1 0.04 27 213 12057 -46.9 -68.9 6 22.0 -47.5 252 29 352.1 352.1 297.1 352.2 0.02 28 200 12470 -50.9 -69.9 9 19.0 -51.3 245 29 352.2 352.2 297.1 352.2 0.02 29 190 12802 -54.1 -69.1 14 15.0 -54.4 241 30 352.2 352.2 297.1 352.3 0.02 30 176 13290 -57.7 -63.7 46 6.0 -57.8 234 32 354.1 354.1 297.5 354.3 0.04 31 150 14280 -66.3 -71.3 49 5.0 -66.4 220 35 355.9 355.9 297.9 355.9 0.02 32 145 14484 -68.3 -72.2 57 3.9 -68.3 225 34 355.9 355.9 297.9 355.9 0.02 33 121 15543 -77.9 -84.9 31 7.0 -77.9 249 29 357.2 357.2 298.1 357.2 0.00 34 115 15836 -75.5 -86.5 16 11.0 -75.5 256 27 366.9 366.9 300.0 366.9 0.00 35 100 16630 -82.5 -90.5 24 8.0 -82.5 275 23 368.3 368.3 300.2 368.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5700.00 m Freezing level: 546.36 mb = 5225.99 m = 17145.41 ft Wetbulb zero: 823.81 mb = 1810.99 m = 5941.48 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 18.74 % Est. max temperature: 24.82 C = 76.68 F Sfc-Lift cond lev (LCL): 947.31 mb = 640.61 m = 2101.70 ft T: 16.24 C 700-500 lapse rate: 3.92 C/km ThetaE index: 3.98 C Layer 1004.0- 990.0 mb Conv cond level (CCL): 455.21 mb = 6599.58 m = 21651.91 ft Mean mixing ratio: 4.11 g/kg Conv temperature: 59.06 C = 138.32 F Cap Strength: 22.56 C Lifted Index: 22.59 C Risk: None Lifted Index @300 mb: 28.97 C Lifted Index @700 mb: 14.25 C Showalter Index: 24.11 C Risk: None Total Totals Index: 3.80 C Risk: None Vertical Totals Index: 13.90 C Cross Totals Index: -10.10 C K Index: -25.90 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 6.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.67 J/kg Max Up Vert Vel: 8.33 m/s Conv Inhibition (B-): 15277.25 J/kg Cap Strength: 22.56 C Lift Cond Lev (LCL): 765.62 mb = 2414.28 m = 7920.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 59 at 13 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 1021 6 305 3 2.5 -1.7 | 251 14 13.2 4.7 1 1000 180 325 11 6.3 -9.0 | 279 17 17.1 -2.6 2 925 843 40 27 -17.4 -20.7 | 25 16 -6.6 -14.3 3 850 1552 25 9 -3.8 -8.2 | 284 7 7.0 -1.8 4 700 3150 70 19 -17.9 -6.5 | 89 7 -7.1 -0.1 5 500 5880 290 17 16.0 -5.8 | 269 27 26.8 0.6 6 400 7590 305 33 27.0 -18.9 | 288 40 37.8 -12.5 7 300 9700 285 33 31.9 -8.5 | 273 43 42.7 -2.1 8 250 10980 270 29 29.0 -0.0 | 261 40 39.8 6.4 9 200 12470 245 29 26.3 12.3 | 243 41 37.1 18.7 10 150 14280 220 35 22.5 26.8 | 225 47 33.3 33.2 11 100 16630 275 23 22.9 -2.0 | 263 34 33.7 4.4 Wind Parameters Mean winds (0-6000m): 29.3 at 16.7 knts Storm direction: 59.3 at 12.5 knts Shear (0-3000m) pos: 5.5 neg: 2.2 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): -170.2 deg Storm rel helicity (0-3000m) pos: 162.6 neg: -32.2 tot: 130.3 m^2/s^2 ave: 43.4 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 5.6 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.77 Bulk Shear: 19.58 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 ------------------------------------------------------------------------------- 500 343 12 290 15| 17.9 0.0 17.9| 86.1 0.0 86.1 172.2 0.97| 21.4 20.6 1000 21 18 337 11| 11.9 0.0 11.9|150.9 -6.0 144.9 144.9 0.86| 20.6 17.7 1500 26 17 341 10| 7.9 4.5 12.4|150.9 -30.7 120.2 80.1 0.44| 18.3 7.9 2000 27 16 335 8| 6.5 3.3 9.9|154.4 -32.2 122.2 61.1 0.43| 14.8 6.3 2500 31 15 336 7| 5.9 2.7 8.6|158.1 -32.2 125.9 50.4 0.46| 12.7 5.9 3000 38 15 347 6| 5.5 2.2 7.7|162.6 -32.2 130.3 43.4 0.49| 11.5 5.6 4000 42 16 1 6| 4.1 2.3 6.4|163.7 -57.2 106.5 26.6 0.25| 10.6 2.7 5000 35 17 350 7| 3.3 3.4 6.7|163.7-109.1 54.6 10.9 0.08| 10.1 0.9 6000 29 17 342 9| 2.7 3.8 6.5|168.0-184.7 -16.7 -2.8 -0.03| 9.7 -0.3 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20251128.00.gif