UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for VI399... Searching the city database file for: VI399 ... Date:0000Z 9 OCT 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 1000 144 24.8 22.1 85 2.7 22.9 0 0 298.0 301.0 296.0 347.3 16.98 1 103 16435 -82.5 -106.5 1 24.0 -82.5 220 19 365.2 365.2 299.7 365.2 0.00 2 100 16600 -83.1 -107.1 1 24.0 -83.1 220 17 367.2 367.2 300.1 367.2 0.00 TRP 103 16435 -82.5 -106.5 1 24.0 -82.5 220 19 365.2 365.2 299.7 365.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 4968.03 m Freezing level: 792.68 mb = 3908.96 m = 12824.50 ft Wetbulb zero: 805.32 mb = 1695.37 m = 5562.16 ft Precipitable water: 2.98 inches Sfc-500 mean rel hum: 85.46 % Est. max temperature: 30.94 C = 87.69 F Sfc-Lift cond lev (LCL): 961.77 mb = 422.90 m = 1387.43 ft T: 22.96 C 700-500 lapse rate: 6.59 C/km ThetaE index: 0.00 C Layer 1000.0--151996493463552.0 mb Conv cond level (CCL): 103.00 mb = 16435.11 m = 53920.30 ft Mean mixing ratio: 50.20 g/kg Conv temperature: 256.29 C = 493.32 F Cap Strength: -12.08 C Lifted Index: -24.52 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -32.87 C Lifted Index @700 mb: -18.48 C Showalter Index: 0.09 C Risk: Thunderstorms probable Total Totals Index: 45.87 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.05 C Cross Totals Index: 20.83 C K Index: 31.91 Risk: 60-80 % chance of thunderstorms Sweat Index: 163.37 Risk: None Energy Index: -2.58 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 271868.00 J/kg Max Up Vert Vel: 737.38 m/s Conv Inhibition (B-): 15153.89 J/kg Cap Strength: 7.40 C Lift Cond Lev (LCL): 1401.08 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: 283 at 4 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 1000 144 0 0 -0.0 -0.0 | 103 4 -4.1 0.9 1 980 305 50 3 -2.3 -1.9 | 81 6 -6.4 -1.0 2 943 610 100 1 -1.0 0.2 | 102 5 -5.0 1.1 3 925 759 150 1 -0.5 0.9 | 111 5 -4.6 1.8 4 909 914 135 1 -0.7 0.7 | 109 5 -4.8 1.6 5 877 1219 190 2 0.3 2.0 | 128 5 -3.7 2.9 6 850 1491 250 2 1.9 0.7 | 126 3 -2.2 1.6 7 817 1829 275 3 3.0 -0.3 | 122 1 -1.1 0.7 8 788 2134 300 3 2.6 -1.5 | 69 2 -1.5 -0.6 9 760 2438 295 2 1.8 -0.8 | 92 2 -2.2 0.1 10 733 2743 335 2 0.8 -1.8 | 75 3 -3.2 -0.9 11 707 3048 345 4 1.0 -3.9 | 46 4 -3.0 -2.9 12 700 3131 345 5 1.3 -4.8 | 35 5 -2.8 -3.9 13 656 3658 320 4 2.6 -3.1 | 35 3 -1.5 -2.1 14 631 3962 275 2 2.0 -0.2 | 110 2 -2.1 0.8 15 608 4267 245 4 3.6 1.7 | 171 3 -0.4 2.6 16 585 4572 240 6 5.2 3.0 | 196 4 1.1 3.9 17 564 4877 245 9 8.2 3.8 | 221 6 4.1 4.7 18 522 5486 235 17 13.9 9.8 | 223 15 9.9 10.7 19 500 5840 240 16 13.9 8.0 | 228 13 9.8 8.9 20 484 6096 240 14 12.1 7.0 | 226 11 8.1 7.9 21 400 7570 240 24 20.8 12.0 | 232 21 16.7 12.9 22 397 7620 240 24 20.8 12.0 | 232 21 16.7 12.9 23 323 9144 230 27 20.7 17.4 | 222 25 16.6 18.3 24 300 9690 235 28 22.9 16.1 | 228 25 18.9 17.0 25 261 10668 220 25 16.1 19.2 | 211 23 12.0 20.1 26 250 10960 225 27 19.1 19.1 | 217 25 15.0 20.0 27 208 12192 230 30 23.0 19.3 | 223 28 18.9 20.2 28 200 12440 230 31 23.7 19.9 | 223 29 19.7 20.9 29 163 13716 240 29 25.1 14.5 | 234 26 21.1 15.4 30 150 14250 215 26 14.9 21.3 | 206 25 10.9 22.2 31 127 15240 210 29 14.5 25.1 | 202 28 10.4 26.0 32 103 16435 220 19 12.2 14.6 | 208 17 8.2 15.5 33 100 16600 220 17 10.9 13.0 | 206 16 6.9 13.9 34 72 18288 210 16 8.0 13.9 | 195 15 3.9 14.8 35 41 21336 100 17 -16.7 3.0 | 101 21 -20.8 3.9 36 23 24384 65 18 -16.3 -7.6 | 72 21 -20.4 -6.7 37 13 27432 120 25 -21.7 12.5 | 118 29 -25.7 13.4 Wind Parameters Mean winds (0-6000m): 252.8 at 5.6 knts Storm direction: 282.8 at 4.2 knts Shear (0-3000m) pos: 0.9 neg: 0.0 tot: 0.9 10-3/s Storm rel Dir Shear (0-3000m): -67.7 deg Storm rel helicity (0-3000m) pos: 6.9 neg: -5.9 tot: 1.0 m^2/s^2 ave: 0.3 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -0.2 10^-3/s Energy-Hel index: 11.15 Bulk Rich Number: 38683.95 Bulk Shear: 7.03 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 60 2 90 6| 1.0 0.0 1.0| 3.5 -1.9 1.5 3.1 0.11| 5.8 0.6 1000 91 1 100 6| 0.9 0.0 0.9| 5.7 -2.0 3.7 3.7 0.30| 3.8 1.1 1500 147 2 115 5| 0.8 0.0 0.8| 6.6 -2.2 4.4 2.9 0.26| 3.6 0.9 2000 254 2 124 3| 0.8 0.0 0.8| 6.6 -2.6 3.9 2.0 0.11| 3.3 0.4 2500 279 2 107 2| 0.4 0.0 0.4| 6.9 -3.1 3.9 1.5 0.10| 3.0 0.3 3000 306 2 81 2| 0.9 0.0 0.9| 6.9 -5.9 1.0 0.3 -0.07| 3.1 -0.2 4000 313 3 69 2| 0.6 0.7 1.4| 8.7 -6.1 2.6 0.7 0.09| 3.2 0.3 5000 275 4 138 1| 0.5 1.5 2.0| 14.1 -6.1 8.0 1.6 0.21| 3.5 0.7 6000 253 6 206 3| 0.6 1.6 2.2| 18.1 -8.1 10.1 1.7 0.18| 3.6 0.7 Wrote GIF file: /home/apache/climate/data/raob//VI399/skewt/VI399.skewt.20251009.00.gif