UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for VI706... Searching the city database file for: VI706 ... Date:0000Z 20 OCT 25 Station: VI706 WMO ident: 42706 Latitude: 23.38 Longitude: 87.08 ------------------------------------------------------------------------------- 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 105 25.4 24.0 92 1.4 24.4 0 0 298.5 302.0 297.5 354.3 19.11 1 925 783 22.4 18.8 80 3.6 19.9 65 10 302.2 305.0 295.8 346.3 14.93 2 850 1513 18.6 8.6 52 10.0 12.4 100 8 305.6 307.2 291.9 330.6 8.27 3 700 3149 8.2 -4.8 39 13.0 1.9 345 5 311.6 312.3 289.9 323.7 3.82 4 500 5850 -4.7 350 8 327.3 5 400 7560 -17.3 -61.3 1 44.0 -21.7 260 12 332.5 332.5 292.4 332.6 0.02 6 300 9660 -32.1 -44.1 29 12.0 -33.4 265 42 340.1 340.2 294.6 341.1 0.25 TRP WND Sounding variables and indices 1000-500 mb thick: 5745.33 m Freezing level: 572.87 mb = 4865.91 m = 15964.09 ft Wetbulb zero: 675.59 mb = 3433.98 m = 11266.19 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 41.32 % Est. max temperature: 32.48 C = 90.47 F Sfc-Lift cond lev (LCL): 980.28 mb = 277.96 m = 911.93 ft T: 24.63 C 700-500 lapse rate: 4.78 C/km ThetaE index: 30.60 C Layer 925.0- 500.0 mb Conv cond level (CCL): 852.64 mb = 1486.26 m = 4876.13 ft Mean mixing ratio: 16.15 g/kg Conv temperature: 32.36 C = 90.25 F Cap Strength: 1.84 C Lifted Index: -1.20 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.91 C Lifted Index @700 mb: -1.96 C Showalter Index: 6.24 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 13.30 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 127.20 Risk: None Energy Index: -0.28 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 628.36 J/kg Max Up Vert Vel: 35.45 m/s Conv Inhibition (B-): 49.74 J/kg Cap Strength: 1.84 C Lift Cond Lev (LCL): 909.68 mb = 927.18 m = 3041.88 ft Lev Free Conv (LFC): 784.68 mb = 2186.75 m = 7174.30 ft Wind level data Storm motion: 103 at 6 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 105 0 0 -0.0 -0.0 | 283 6 6.2 -1.4 1 1000 97 0 0 -0.0 -0.0 | 283 6 6.2 -1.4 2 977 305 70 17 -16.0 -5.8 | 54 12 -9.8 -7.2 3 943 610 70 13 -12.2 -4.4 | 46 8 -6.0 -5.8 4 925 783 65 10 -9.1 -4.2 | 27 6 -2.9 -5.6 5 911 914 65 9 -8.2 -3.8 | 21 6 -2.0 -5.2 6 879 1219 65 6 -5.4 -2.5 | 349 4 0.8 -3.9 7 850 1513 100 8 -7.9 1.4 | 90 2 -1.7 0.0 8 819 1829 110 13 -12.2 4.4 | 117 7 -6.0 3.1 9 790 2134 90 15 -15.0 0.0 | 81 9 -8.8 -1.4 10 762 2438 70 17 -16.0 -5.8 | 54 12 -9.8 -7.2 11 735 2743 45 12 -8.5 -8.5 | 13 10 -2.3 -9.9 12 708 3048 10 7 -1.2 -6.9 | 329 10 5.0 -8.3 13 700 3149 345 5 1.3 -4.8 | 310 10 7.5 -6.2 14 657 3658 135 5 -3.5 3.5 | 231 3 2.7 2.2 15 633 3962 125 5 -4.1 2.9 | 235 3 2.1 1.5 16 609 4267 180 5 0.0 5.0 | 240 7 6.2 3.6 17 586 4572 210 5 2.5 4.3 | 251 9 8.7 3.0 18 564 4877 220 6 3.9 4.6 | 252 11 10.1 3.2 19 523 5486 315 6 4.2 -4.2 | 298 12 10.4 -5.6 20 500 5850 350 8 1.4 -7.9 | 321 12 7.6 -9.3 21 484 6096 350 8 1.4 -7.9 | 321 12 7.6 -9.3 22 400 7560 260 12 11.8 2.1 | 268 18 18.0 0.7 23 397 7620 265 11 11.0 1.0 | 271 17 17.2 -0.4 24 322 9144 250 32 30.1 10.9 | 255 38 36.3 9.6 25 300 9660 265 42 41.8 3.7 | 267 48 48.0 2.3 26 258 10668 265 43 42.8 3.7 | 267 49 49.0 2.4 Wind Parameters Mean winds (0-6000m): 72.5 at 8.5 knts Storm direction: 102.5 at 6.4 knts Shear (0-3000m) pos: 2.6 neg: 2.9 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 29.6 deg Storm rel helicity (0-3000m) pos: 40.9 neg: -82.6 tot: -41.7 m^2/s^2 ave: -13.9 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 11.9 stream: -1.5 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 281.58 Bulk Shear: 2.23 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 69 13 44 8| 13.2 0.0 13.2| 37.1 -3.5 33.6 67.2 0.75| 24.9 18.6 1000 68 11 37 7| 6.6 3.1 9.7| 37.1 -11.1 26.0 26.0 0.45| 15.6 7.0 1500 72 10 35 5| 5.2 2.1 7.2| 39.7 -12.1 27.6 18.4 0.46| 12.9 5.9 2000 82 11 55 5| 3.9 0.1 3.9| 40.9 -20.4 20.5 10.2 0.30| 11.8 3.6 2500 80 12 56 6| 3.1 1.9 5.0| 40.9 -48.3 -7.4 -3.0 0.07| 11.6 0.8 3000 74 11 46 7| 2.6 2.9 5.5| 40.9 -82.6 -41.7 -13.9 -0.13| 11.9 -1.5 4000 77 10 42 5| 2.7 2.2 4.9| 44.9 -85.0 -40.1 -10.0 -0.13| 10.9 -1.4 5000 84 9 47 3| 1.3 1.7 3.1| 60.6 -85.0 -24.4 -4.9 -0.05| 9.8 -0.5 6000 73 8 26 4| 1.2 1.4 2.6| 95.3 -85.2 10.1 1.7 0.06| 9.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//VI706/skewt/VI706.skewt.20251020.00.gif