UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for VI399... Searching the city database file for: VI399 ... Date:0000Z 26 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 1004 77 12.6 12.1 97 0.5 12.3 0 0 285.4 287.0 285.3 310.0 8.86 1 1000 110 12.0 11.9 99 0.1 12.0 110 1 285.1 286.7 285.1 309.4 8.78 2 925 773 16.0 10.0 68 6.0 12.4 70 4 295.7 297.2 288.7 319.9 8.36 3 850 1486 11.2 6.4 72 4.8 8.5 100 13 297.9 299.2 288.3 318.7 7.11 4 700 3080 3.6 -8.4 41 12.0 -1.5 345 4 306.5 307.0 287.3 315.6 2.90 5 500 5780 -6.7 -41.7 4 35.0 -13.4 290 33 324.9 324.9 290.5 325.6 0.20 6 400 7470 -20.1 -42.1 12 22.0 -23.3 295 56 328.9 328.9 291.6 329.8 0.24 7 300 9530 -35.7 -53.7 14 18.0 -36.9 280 86 335.1 335.1 293.2 335.4 0.09 8 250 10770 -45.5 -60.5 17 15.0 -46.0 275 89 338.4 338.4 294.0 338.6 0.04 9 200 12240 -53.3 -85.3 1 32.0 -53.7 270 113 348.4 348.4 296.3 348.4 0.00 10 186 12704 -54.9 -86.4 1 31.5 -55.2 265 115 353.1 353.1 297.3 353.1 0.00 11 150 14060 -59.7 -89.7 1 30.0 -59.9 280 89 367.2 367.2 300.1 367.2 0.00 12 100 16550 -74.9 -100.9 1 26.0 -74.9 260 63 383.0 383.0 302.7 383.0 0.00 TRP WND 186 12704 -54.9 -86.4 1 31.5 -55.2 265 115 353.1 353.1 297.3 353.1 0.00 Sounding variables and indices 1000-500 mb thick: 5670.00 m Freezing level: 630.10 mb = 4023.69 m = 13200.92 ft Wetbulb zero: 722.64 mb = 2818.63 m = 9247.37 ft Precipitable water: 0.94 inches Sfc-500 mean rel hum: 45.09 % Est. max temperature: 24.95 C = 76.91 F Sfc-Lift cond lev (LCL): 996.61 mb = 138.91 m = 455.75 ft T: 12.17 C 700-500 lapse rate: 3.81 C/km ThetaE index: 4.30 C Layer 850.0- 500.0 mb Conv cond level (CCL): 775.88 mb = 2235.07 m = 7332.82 ft Mean mixing ratio: 8.49 g/kg Conv temperature: 29.11 C = 84.40 F Cap Strength: 5.10 C Lifted Index: 12.21 C Risk: None Lifted Index @300 mb: 14.14 C Lifted Index @700 mb: 5.10 C Showalter Index: 10.39 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 13.10 C K Index: 12.30 Risk: None Sweat Index: 135.80 Risk: None Energy Index: 1.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.24 J/kg Max Up Vert Vel: 7.90 m/s Conv Inhibition (B-): 10639.88 J/kg Cap Strength: 12.08 C Lift Cond Lev (LCL): 902.79 mb = 977.90 m = 3208.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 19 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 1004 77 0 0 -0.0 -0.0 | 140 19 -11.9 14.3 1 1000 110 110 1 -0.9 0.3 | 139 19 -12.8 14.6 2 977 305 25 8 -3.4 -7.3 | 115 17 -15.2 7.1 3 943 610 25 4 -1.7 -3.6 | 128 17 -13.5 10.7 4 925 773 70 4 -3.8 -1.4 | 130 20 -15.6 12.9 5 910 914 95 5 -5.0 0.4 | 131 22 -16.8 14.7 6 877 1219 105 10 -9.7 2.6 | 128 27 -21.5 16.9 7 850 1486 100 13 -12.8 2.3 | 124 30 -24.7 16.6 8 815 1829 95 14 -13.9 1.2 | 121 30 -25.8 15.5 9 786 2134 95 16 -15.9 1.4 | 119 32 -27.8 15.7 10 757 2438 105 16 -15.5 4.1 | 124 33 -27.3 18.4 11 729 2743 105 15 -14.5 3.9 | 125 32 -26.3 18.2 12 703 3048 70 4 -3.8 -1.4 | 130 20 -15.6 12.9 13 700 3080 345 4 1.0 -3.9 | 134 15 -10.8 10.4 14 651 3658 295 40 36.3 -16.9 | 276 25 24.4 -2.6 15 627 3962 290 49 46.0 -16.8 | 274 34 34.2 -2.5 16 604 4267 285 49 47.3 -12.7 | 267 36 35.5 1.6 17 581 4572 280 47 46.3 -8.2 | 260 35 34.4 6.1 18 560 4877 280 46 45.3 -8.0 | 259 34 33.5 6.3 19 519 5486 280 37 36.4 -6.4 | 252 26 24.6 7.9 20 500 5780 290 33 31.0 -11.3 | 261 19 19.2 3.0 21 480 6096 295 34 30.8 -14.4 | 270 19 19.0 -0.1 22 400 7470 295 56 50.8 -23.7 | 284 40 38.9 -9.4 23 392 7620 295 56 50.8 -23.7 | 284 40 38.9 -9.4 24 317 9144 285 75 72.4 -19.4 | 275 61 60.6 -5.1 25 300 9530 280 86 84.7 -14.9 | 270 73 72.8 -0.6 26 254 10668 275 88 87.7 -7.7 | 265 76 75.8 6.6 27 250 10770 275 89 88.7 -7.8 | 265 77 76.8 6.5 28 201 12192 270 111 111.0 -0.0 | 262 100 99.1 14.3 29 200 12240 270 113 113.0 -0.0 | 262 102 101.1 14.3 30 186 12704 265 115 114.6 10.0 | 257 106 102.7 24.3 31 158 13716 275 96 95.6 -8.4 | 266 84 83.8 5.9 32 150 14060 280 89 87.6 -15.5 | 271 76 75.8 -1.2 33 100 16550 260 63 62.0 10.9 | 243 56 50.2 25.2 34 70 18288 280 39 38.4 -6.8 | 254 28 26.6 7.5 Wind Parameters Mean winds (0-6000m): 290.4 at 24.8 knts Storm direction: 320.4 at 18.6 knts Shear (0-3000m) pos: 1.4 neg: 1.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -8.3 deg Storm rel helicity (0-3000m) pos: 58.5 neg: -85.0 tot: -26.5 m^2/s^2 ave: -8.8 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 88.94 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 28 5 124 17| 4.6 0.0 4.6| 11.7 -38.5 -26.8 -53.6 -0.39| 13.0 -5.1 1000 51 5 125 19| 3.9 0.0 3.9| 18.0 -42.5 -24.5 -24.5 -0.21| 10.6 -2.2 1500 80 7 125 23| 2.6 1.9 4.6| 18.0 -64.0 -46.0 -30.7 -0.27| 9.1 -2.5 2000 87 9 124 25| 2.0 2.1 4.0| 18.0 -78.4 -60.5 -30.2 -0.31| 7.5 -2.3 2500 92 10 123 27| 1.7 1.7 3.3| 40.2 -78.4 -38.3 -15.3 -0.20| 6.7 -1.3 3000 93 10 124 27| 1.4 1.9 3.3| 58.5 -85.0 -26.5 -8.8 -0.08| 8.6 -0.7 4000 357 16 82 11| 1.0 7.3 8.4| 58.5-147.5 -89.1 -22.3 -0.27| 13.6 -3.6 5000 294 22 239 10| 0.8 5.2 6.0| 58.5-226.8-168.3 -33.7 -0.32| 12.0 -3.8 6000 290 25 243 13| 1.6 4.3 6.0| 93.4-245.6-152.1 -25.4 -0.25| 11.4 -2.8 Wrote GIF file: /home/apache/climate/data/raob//VI399/skewt/VI399.skewt.20251226.00.gif