UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for VI706... Searching the city database file for: VI706 ... Date:0000Z 19 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 25.2 22.9 87 2.3 23.5 0 0 298.4 301.6 296.7 350.3 17.85 1 925 783 22.4 17.4 73 5.0 18.9 65 6 302.2 304.7 294.9 342.5 13.64 2 850 1514 17.0 14.7 86 2.3 15.5 125 5 304.0 306.3 294.6 341.1 12.47 3 700 3149 8.8 -3.2 43 12.0 2.8 120 11 312.2 313.0 290.5 325.9 4.31 4 500 5850 -6.7 -23.7 24 17.0 -11.8 245 15 324.9 325.1 291.4 328.8 1.13 5 400 7560 -15.7 -49.7 4 34.0 -20.4 255 22 334.6 334.6 293.0 335.0 0.10 6 300 9660 -30.7 -47.7 17 17.0 -32.4 260 34 342.1 342.1 295.0 342.8 0.17 7 250 10930 -41.3 -54.3 23 13.0 -42.1 255 37 344.7 344.7 295.5 345.1 0.10 8 200 12410 -52.5 -81.5 2 29.0 -52.9 255 42 349.6 349.6 296.5 349.6 0.00 9 150 14220 -65.5 -94.5 1 29.0 -65.6 260 31 357.2 357.2 298.1 357.2 0.00 10 100 16610 -75.1 -101.1 1 26.0 -75.2 250 11 382.6 382.6 302.6 382.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5745.10 m Freezing level: 586.45 mb = 4682.47 m = 15362.25 ft Wetbulb zero: 661.98 mb = 3597.31 m = 11802.06 ft Precipitable water: 1.60 inches Sfc-500 mean rel hum: 53.11 % Est. max temperature: 30.80 C = 87.45 F Sfc-Lift cond lev (LCL): 967.46 mb = 392.66 m = 1288.25 ft T: 24.01 C 700-500 lapse rate: 5.74 C/km ThetaE index: 24.45 C Layer 925.0- 500.0 mb Conv cond level (CCL): 862.60 mb = 1386.82 m = 4549.87 ft Mean mixing ratio: 15.15 g/kg Conv temperature: 30.50 C = 86.91 F Cap Strength: 1.91 C Lifted Index: -2.03 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.22 C Lifted Index @700 mb: -0.48 C Showalter Index: -0.33 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 21.40 C K Index: 26.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 201.40 Risk: None Energy Index: -2.38 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 273.39 J/kg Max Up Vert Vel: 23.38 m/s Conv Inhibition (B-): 36.58 J/kg Cap Strength: 1.91 C Lift Cond Lev (LCL): 898.13 mb = 1037.80 m = 3404.82 ft Lev Free Conv (LFC): 783.13 mb = 2203.95 m = 7230.72 ft Equ Level (EL): 313.13 mb = 9347.20 m = 30666.30 ft B at Equ Level: 273.26 J/kg Max Parcel Lev (MPL): 173.13 mb = 13317.56 m = 43692.25 ft Wind level data Storm motion: 228 at 7 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 | 48 7 -5.3 -4.8 1 1000 97 0 0 -0.0 -0.0 | 48 7 -5.3 -4.8 2 977 305 10 7 -1.2 -6.9 | 29 13 -6.5 -11.7 3 943 610 50 7 -5.4 -4.5 | 49 14 -10.6 -9.3 4 925 783 65 6 -5.4 -2.5 | 56 13 -10.7 -7.3 5 911 914 80 4 -3.9 -0.7 | 59 11 -9.2 -5.5 6 879 1219 140 2 -1.3 1.5 | 64 7 -6.6 -3.3 7 850 1514 125 5 -4.1 2.9 | 78 10 -9.4 -1.9 8 819 1829 140 8 -5.1 6.1 | 97 11 -10.4 1.3 9 790 2134 150 10 -5.0 8.7 | 111 11 -10.3 3.9 10 762 2438 140 16 -10.3 12.3 | 116 17 -15.6 7.5 11 735 2743 135 17 -12.0 12.0 | 113 19 -17.3 7.2 12 708 3048 120 13 -11.3 6.5 | 96 17 -16.5 1.7 13 700 3149 120 11 -9.5 5.5 | 93 15 -14.8 0.7 14 657 3658 195 5 1.3 4.8 | 90 4 -4.0 0.0 15 633 3962 260 7 6.9 1.2 | 336 4 1.6 -3.6 16 609 4267 255 10 9.7 2.6 | 297 5 4.4 -2.2 17 586 4572 255 10 9.7 2.6 | 297 5 4.4 -2.2 18 564 4877 300 10 8.7 -5.0 | 341 10 3.4 -9.8 19 523 5486 270 13 13.0 -0.0 | 302 9 7.7 -4.8 20 500 5850 245 15 13.6 6.3 | 260 8 8.3 1.5 21 484 6096 230 15 11.5 9.6 | 232 8 6.2 4.8 22 400 7560 255 22 21.3 5.7 | 267 16 16.0 0.9 23 397 7620 250 22 20.7 7.5 | 260 16 15.4 2.7 24 322 9144 260 28 27.6 4.9 | 270 22 22.3 0.1 25 300 9660 260 34 33.5 5.9 | 268 28 28.2 1.1 26 260 10668 260 37 36.4 6.4 | 267 31 31.2 1.6 27 250 10930 255 37 35.7 9.6 | 261 31 30.5 4.8 28 207 12192 255 41 39.6 10.6 | 260 35 34.3 5.8 29 200 12410 255 42 40.6 10.9 | 260 36 35.3 6.1 30 163 13716 255 36 34.8 9.3 | 261 30 29.5 4.5 31 150 14220 260 31 30.5 5.4 | 269 25 25.3 0.6 32 126 15240 250 30 28.2 10.3 | 257 24 22.9 5.5 33 100 16610 250 11 10.3 3.8 | 282 5 5.1 -1.0 34 73 18288 315 9 6.4 -6.4 | 354 11 1.1 -11.2 Wind Parameters Mean winds (0-6000m): 197.7 at 9.5 knts Storm direction: 227.7 at 7.1 knts Shear (0-3000m) pos: 1.7 neg: 1.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 48.0 deg Storm rel helicity (0-3000m) pos: 52.7 neg: -38.0 tot: 14.7 m^2/s^2 ave: 4.9 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.3 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 9.01 Bulk Shear: 30.33 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 24 6 37 13| 7.0 0.0 7.0| 17.3 -7.1 10.2 20.3 0.16| 11.9 1.9 1000 46 5 47 12| 1.5 0.0 1.5| 28.5 -7.1 21.3 21.3 0.29| 9.5 2.8 1500 65 5 55 12| 2.1 0.0 2.1| 35.2 -7.5 27.7 18.5 0.35| 8.1 2.8 2000 98 6 70 11| 2.6 0.0 2.6| 48.1 -7.5 40.6 20.3 0.45| 7.3 3.3 2500 120 7 84 12| 2.1 1.5 3.6| 52.7 -9.8 43.0 17.2 0.38| 7.4 2.8 3000 124 9 90 12| 1.7 1.0 2.7| 52.7 -38.0 14.7 4.9 0.18| 7.4 1.3 4000 132 8 94 11| 1.8 0.7 2.6| 61.5 -42.5 19.1 4.8 0.06| 8.2 0.5 5000 154 9 108 10| 1.6 0.6 2.2| 72.1 -49.7 22.5 4.5 0.07| 7.8 0.6 6000 198 10 151 5| 1.4 1.0 2.3| 72.1 -83.1 -10.9 -1.8 -0.10| 7.7 -0.8 Wrote GIF file: /home/apache/climate/data/raob//VI706/skewt/VI706.skewt.20251019.00.gif