UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for VI399... Searching the city database file for: VI399 ... Date:0000Z 24 DEC 25 Station: VI399 WMO ident: 42399 Latitude: 26.53 Longitude: 88.72 ------------------------------------------------------------------------------- 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 1002 78 14.0 13.7 98 0.3 13.8 0 0 287.0 288.7 286.9 314.4 9.87 1 1000 95 13.2 10.1 81 3.1 11.4 255 3 286.4 287.7 284.6 308.0 7.78 2 925 752 16.6 6.6 52 10.0 10.9 345 1 296.3 297.5 287.3 315.6 6.62 3 850 1465 10.8 2.8 58 8.0 6.6 25 2 297.5 298.5 286.6 313.7 5.51 4 700 3051 4.2 -9.8 35 14.0 -1.6 275 28 307.1 307.6 287.2 315.3 2.59 5 500 5750 -7.1 -24.1 24 17.0 -12.1 285 67 324.4 324.6 291.2 328.2 1.09 6 400 7450 -18.5 -35.5 21 17.0 -21.7 270 78 330.9 331.0 292.4 332.7 0.46 7 300 9530 -33.5 -52.5 13 19.0 -35.0 265 89 338.2 338.2 294.0 338.6 0.10 8 250 10790 -42.5 -55.5 23 13.0 -43.2 265 108 342.9 342.9 295.1 343.2 0.08 9 231 11317 -47.1 -59.4 23 12.3 -47.6 260 111 343.7 343.7 295.3 344.0 0.06 10 200 12250 -55.5 -66.5 24 11.0 -55.7 265 109 344.9 344.9 295.5 345.0 0.02 11 150 14030 -64.9 -91.9 1 27.0 -65.0 265 95 358.3 358.3 298.4 358.3 0.00 12 100 16450 -76.1 -101.1 1 25.0 -76.2 270 71 380.7 380.7 302.3 380.7 0.00 TRP WND 231 11317 -47.1 -59.4 23 12.3 -47.6 260 111 343.7 343.7 295.3 344.0 0.06 Sounding variables and indices 1000-500 mb thick: 5655.00 m Freezing level: 625.66 mb = 4054.17 m = 13300.92 ft Wetbulb zero: 729.64 mb = 2712.25 m = 8898.36 ft Precipitable water: 0.84 inches Sfc-500 mean rel hum: 41.78 % Est. max temperature: 24.45 C = 76.01 F Sfc-Lift cond lev (LCL): 997.66 mb = 114.71 m = 376.33 ft T: 13.30 C 700-500 lapse rate: 4.19 C/km ThetaE index: 6.41 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 674.80 mb = 3345.04 m = 10974.41 ft Mean mixing ratio: 7.05 g/kg Conv temperature: 36.02 C = 96.84 F Cap Strength: 7.02 C Lifted Index: 13.56 C Risk: None Lifted Index @300 mb: 18.34 C Lifted Index @700 mb: 7.02 C Showalter Index: 12.92 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 9.90 C K Index: 6.70 Risk: None Sweat Index: 104.60 Risk: None Energy Index: 3.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.84 J/kg Max Up Vert Vel: 7.73 m/s Conv Inhibition (B-): 11282.97 J/kg Cap Strength: 13.37 C Lift Cond Lev (LCL): 853.26 mb = 1432.73 m = 4700.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 22 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 1002 78 0 0 -0.0 -0.0 | 131 22 -16.5 14.2 1 1000 95 255 3 2.9 0.8 | 138 20 -13.6 15.0 2 975 305 330 3 1.5 -2.6 | 128 19 -15.0 11.6 3 941 610 335 2 0.8 -1.8 | 128 20 -15.6 12.4 4 925 752 345 1 0.3 -1.0 | 129 21 -16.2 13.2 5 907 914 0 0 -0.0 -0.0 | 131 22 -16.5 14.2 6 875 1219 65 1 -0.9 -0.4 | 128 22 -17.4 13.8 7 850 1465 25 2 -0.8 -1.8 | 126 21 -17.3 12.4 8 813 1829 55 2 -1.6 -1.1 | 126 22 -18.1 13.0 9 783 2134 115 4 -3.6 1.7 | 128 26 -20.1 15.9 10 755 2438 115 6 -5.4 2.5 | 127 28 -21.9 16.7 11 727 2743 270 4 4.0 -0.0 | 139 19 -12.5 14.2 12 700 3048 275 25 24.9 -2.2 | 215 15 8.5 12.0 13 700 3051 275 28 27.9 -2.4 | 224 16 11.4 11.7 14 649 3658 270 43 43.0 -0.0 | 242 30 26.5 14.2 15 625 3962 275 46 45.8 -4.0 | 251 31 29.4 10.2 16 602 4267 280 52 51.2 -9.0 | 262 35 34.8 5.2 17 579 4572 280 54 53.2 -9.4 | 263 37 36.7 4.8 18 558 4877 280 56 55.1 -9.7 | 263 39 38.7 4.5 19 517 5486 290 65 61.1 -22.2 | 280 45 44.6 -8.0 20 500 5750 285 67 64.7 -17.3 | 274 48 48.3 -3.2 21 478 6096 280 67 66.0 -11.6 | 267 50 49.5 2.6 22 400 7450 270 78 78.0 -0.0 | 257 63 61.5 14.2 23 391 7620 270 78 78.0 -0.0 | 257 63 61.5 14.2 24 316 9144 265 88 87.7 7.7 | 253 74 71.2 21.9 25 300 9530 265 89 88.7 7.8 | 253 75 72.2 21.9 26 254 10668 265 104 103.6 9.1 | 255 90 87.2 23.2 27 250 10790 265 108 107.6 9.4 | 255 94 91.1 23.6 28 231 11317 260 111 109.3 19.3 | 250 99 92.9 33.5 29 202 12192 265 110 109.6 9.6 | 256 96 93.1 23.8 30 200 12250 265 109 108.6 9.5 | 256 95 92.1 23.7 31 158 13716 265 106 105.6 9.2 | 255 92 89.1 23.4 32 150 14030 265 95 94.6 8.3 | 254 81 78.2 22.5 33 122 15240 270 79 79.0 -0.0 | 257 64 62.5 14.2 34 100 16450 270 71 71.0 -0.0 | 255 56 54.5 14.2 35 69 18288 270 52 52.0 -0.0 | 248 38 35.5 14.2 Wind Parameters Mean winds (0-6000m): 280.8 at 29.0 knts Storm direction: 310.8 at 21.7 knts Shear (0-3000m) pos: 4.9 neg: 0.5 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 95.0 deg Storm rel helicity (0-3000m) pos: 149.1 neg: -24.6 tot: 124.5 m^2/s^2 ave: 41.5 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.32 Bulk Shear: 94.71 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 ------------------------------------------------------------------------------- 500 314 3 130 19| 0.0 2.2 2.2| 8.3 -11.3 -3.0 -5.9 -0.12| 6.3 -0.7 1000 322 2 130 20| 1.0 1.1 2.1| 12.4 -13.4 -1.0 -1.0 -0.04| 4.3 -0.2 1500 344 2 128 20| 0.7 1.1 1.7| 12.4 -21.9 -9.5 -6.4 -0.17| 3.6 -0.6 2000 15 2 126 21| 1.4 0.8 2.2| 17.2 -22.5 -5.3 -2.7 -0.08| 3.7 -0.3 2500 73 2 126 23| 1.7 0.6 2.3| 62.4 -24.6 37.8 15.1 0.22| 4.8 1.0 3000 293 4 135 18| 4.9 0.5 5.4|149.1 -24.6 124.5 41.5 0.51| 9.2 4.7 4000 274 13 166 14| 4.6 1.6 6.2|243.4 -24.6 218.8 54.7 0.54| 9.7 5.2 5000 277 22 203 12| 4.8 1.3 6.1|331.5 -24.6 306.9 61.4 0.56| 9.1 5.1 6000 281 29 234 15| 4.6 1.5 6.1|424.5-158.2 266.2 44.4 0.43| 9.4 4.1 Wrote GIF file: /home/apache/climate/data/raob//VI399/skewt/VI399.skewt.20251224.00.gif