UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for VI516... Searching the city database file for: VI516 ... Date:0000Z 10 DEC 25 Station: VI516 WMO ident: 42516 ------------------------------------------------------------------------------- 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 843 1002 8.8 2.8 66 6.0 5.7 0 0 296.1 297.1 286.2 312.4 5.56 1 183 12734 -55.6 -75.9 6 20.3 -55.9 235 103 353.5 353.5 297.4 353.6 0.01 2 110 15879 -77.1 -102.1 1 25.0 -77.1 235 73 368.6 368.6 300.3 368.6 0.00 3 77 17952 -77.7 -102.7 1 25.0 -77.7 269 32 406.9 406.9 306.1 406.9 0.00 4 75 18105 -74.9 -100.9 1 26.0 -75.0 269 28 415.9 415.9 307.2 415.9 0.00 5 69 18594 -74.7 -100.7 1 26.0 -74.7 426.3 426.3 308.4 426.3 0.00 6 70 18510 -74.7 -100.7 1 26.0 -74.7 270 19 424.6 424.6 308.2 424.6 0.00 TRP 110 15879 -77.1 -102.1 1 25.0 -77.1 235 73 368.6 368.6 300.3 368.6 0.00 WND 183 12734 -55.6 -75.9 6 20.3 -55.9 235 103 353.5 353.5 297.4 353.6 0.01 Sounding variables and indices Freezing level: 752.86 mb = 2604.34 m = 8544.31 ft Wetbulb zero: 782.16 mb = 1577.31 m = 5174.83 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 61.53 % Est. max temperature: 16.31 C = 61.36 F Sfc-Lift cond lev (LCL): 769.23 mb = 1705.34 m = 5594.88 ft T: 4.94 C 700-500 lapse rate: 5.49 C/km Conv cond level (CCL): 183.00 mb = 12733.80 m = 41777.06 ft Mean mixing ratio: 11.90 g/kg Conv temperature: 137.77 C = 279.98 F Cap Strength: -3.47 C Lifted Index: -2.47 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 4.93 C Lifted Index @700 mb: -3.69 C Showalter Index: 7.61 C Risk: None Total Totals Index: 38.07 C Risk: None Vertical Totals Index: 22.03 C Cross Totals Index: 16.03 C K Index: 17.10 Risk: < 20 % chance of thunderstorms Sweat Index: 68.82 Risk: None Energy Index: 1.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 233807.23 J/kg Max Up Vert Vel: 683.82 m/s Conv Inhibition (B-): 7958.72 J/kg Cap Strength: 0.00 C Lift Cond Lev (LCL): 903.84 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 294 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 ---------------------------------------------------------- 0 843 1002 0 0 -0.0 -0.0 | 114 16 -15.0 6.5 1 784 1829 85 9 -9.0 -0.8 | 104 25 -23.9 5.8 2 764 2134 85 6 -6.0 -0.5 | 106 22 -20.9 6.0 3 744 2438 340 2 0.7 -1.9 | 108 15 -14.3 4.7 4 724 2743 295 12 10.9 -5.1 | 110 4 -4.1 1.5 5 705 3048 295 22 19.9 -9.3 | 299 6 5.0 -2.8 6 700 3129 290 23 21.6 -7.9 | 281 7 6.7 -1.3 7 655 3658 280 17 16.7 -3.0 | 206 4 1.8 3.6 8 630 3962 265 16 15.9 1.4 | 187 8 1.0 7.9 9 606 4267 265 16 15.9 1.4 | 187 8 1.0 7.9 10 584 4572 265 15 14.9 1.3 | 180 8 -0.0 7.8 11 562 4877 265 17 16.9 1.5 | 194 8 2.0 8.0 12 520 5486 260 27 26.6 4.7 | 226 16 11.6 11.2 13 500 5800 260 34 33.5 5.9 | 236 22 18.5 12.4 14 481 6096 260 36 35.5 6.3 | 238 24 20.5 12.8 15 400 7490 245 65 58.9 27.5 | 232 56 44.0 34.0 16 393 7620 245 65 58.9 27.5 | 232 56 44.0 34.0 17 318 9144 245 69 62.5 29.2 | 233 59 47.6 35.7 18 300 9570 250 74 69.5 25.3 | 240 63 54.6 31.8 19 256 10668 250 90 84.6 30.8 | 242 79 69.6 37.3 20 250 10830 245 96 87.0 40.6 | 237 86 72.0 47.1 21 203 12192 235 99 81.1 56.8 | 226 92 66.1 63.3 22 200 12300 235 100 81.9 57.4 | 226 93 67.0 63.9 23 183 12734 235 103 84.4 59.1 | 227 96 69.4 65.6 24 158 13716 240 97 84.0 48.5 | 231 88 69.0 55.0 25 150 14090 245 90 81.6 38.0 | 236 80 66.6 44.6 26 123 15240 235 84 68.8 48.2 | 225 77 53.9 54.7 27 110 15879 235 73 59.8 41.9 | 223 66 44.8 48.4 28 100 16460 265 67 66.7 5.8 | 257 53 51.8 12.4 29 70 18510 270 19 19.0 -0.0 | 212 8 4.0 6.5 Wind Parameters Mean winds (0-6000m): 263.6 at 21.8 knts Storm direction: 293.6 at 16.3 knts Shear (0-3000m) pos: 1.3 neg: 4.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 73.5 deg Storm rel helicity (0-3000m) pos: 22.7 neg: -48.0 tot: -25.3 m^2/s^2 ave: -8.4 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 9.7 stream: -3.1 10^-3/s Energy-Hel index: 33.21 Bulk Rich Number: 3000.02 Bulk Shear: 77.94 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 ------------------------------------------------------------------------------- 500 104 3 112 19| 5.6 0.0 5.6| 0.0 -18.6 -18.6 -37.1 -0.69| 6.3 -4.3 1000 85 5 107 21| 3.8 0.0 3.8| 13.8 -18.6 -4.8 -4.8 -0.15| 6.5 -1.0 1500 81 5 106 21| 2.5 3.3 5.8| 21.6 -30.6 -9.0 -6.0 -0.11| 8.0 -0.9 2000 18 7 90 17| 1.9 7.0 8.8| 22.7 -34.7 -12.0 -6.0 -0.19| 10.9 -2.1 2500 304 10 97 6| 1.5 5.3 6.8| 22.7 -42.8 -20.1 -8.0 -0.28| 10.3 -2.9 3000 291 12 120 5| 1.3 4.0 5.2| 22.7 -48.0 -25.3 -8.4 -0.32| 9.7 -3.1 4000 279 13 156 5| 0.9 3.4 4.3| 30.5 -49.7 -19.2 -4.8 -0.25| 7.9 -2.0 5000 270 16 193 7| 0.8 4.4 5.1| 64.5 -49.7 14.8 3.0 -0.09| 8.0 -0.7 6000 264 22 217 11| 0.6 5.3 5.9| 66.9 -68.1 -1.2 -0.2 -0.09| 8.5 -0.7 Wrote GIF file: /home/apache/climate/data/raob//VI516/skewt/VI516.skewt.20251210.00.gif