UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110900.upa.cvt Date: 0000Z 9 NOV 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 9 NOV 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1002 71 24.8 23.0 90 1.8 23.5 0 0 297.8 301.0 296.6 349.8 17.93 1 1000 88 25.2 22.5 85 2.7 23.3 0 1 298.4 301.5 296.4 349.0 17.41 2 925 776 21.6 18.9 85 2.7 19.7 320 13 301.4 304.2 295.7 345.6 15.02 3 850 1512 18.0 14.6 81 3.4 15.7 0 1 305.0 307.3 294.8 342.0 12.39 4 700 3141 7.8 7.1 95 0.7 7.4 335 6 311.1 312.8 294.1 339.1 9.08 5 500 5870 -4.9 -10.9 63 6.0 -7.5 50 11 327.1 327.7 293.9 338.3 3.33 6 400 7590 -15.1 -28.1 32 13.0 -18.4 95 17 335.4 335.6 294.0 338.8 0.95 7 300 9700 -29.9 -54.9 7 25.0 -32.0 90 21 343.2 343.3 295.1 343.5 0.07 8 250 10970 -40.1 -51.1 30 11.0 -40.9 75 15 346.4 346.5 296.0 347.0 0.14 9 200 12450 -53.5 -62.5 33 9.0 -53.7 95 19 348.0 348.1 296.3 348.2 0.04 10 150 14240 -66.7 -77.7 20 11.0 -66.8 155 4 355.2 355.2 297.7 355.2 0.01 11 100 16590 -81.9 -87.9 35 6.0 -81.9 85 23 369.5 369.5 300.5 369.5 0.00 12 93 16997 -81.9 -88.9 29 7.0 -81.9 377.2 377.2 301.8 377.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 577.17 mb = 4817.08 m = 15803.87 ft Wetbulb zero: 600.52 mb = 4384.21 m = 14383.71 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 82.62 % Est. max temperature: 31.93 C = 89.47 F Sfc-Lift cond lev (LCL): 976.47 mb = 298.15 m = 978.17 ft T: 24.10 C 700-500 lapse rate: 4.65 C/km ThetaE index: 11.51 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 863.48 mb = 1375.08 m = 4511.36 ft Mean mixing ratio: 15.86 g/kg Conv temperature: 31.35 C = 88.43 F Cap Strength: 1.50 C Lifted Index: -0.82 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.20 C Lifted Index @700 mb: -1.92 C Showalter Index: 1.06 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.50 C K Index: 36.80 Risk: > 80 % chance of thunderstorms Sweat Index: 188.20 Risk: None Energy Index: -0.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 275.74 J/kg Max Up Vert Vel: 23.48 m/s Conv Inhibition (B-): 40.50 J/kg Cap Strength: 1.50 C Lift Cond Lev (LCL): 914.68 mb = 873.65 m = 2866.28 ft Lev Free Conv (LFC): 789.68 mb = 2129.58 m = 6986.72 ft Equ Level (EL): 309.68 mb = 9467.06 m = 31059.54 ft B at Equ Level: 275.52 J/kg Max Parcel Lev (MPL): 159.68 mb = 13850.86 m = 45441.90 ft Wind level data Storm motion: 16 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 1002 71 0 0 -0.0 -0.0 | 196 6 1.6 5.7 1 1000 88 0 1 -0.0 -1.0 | 199 5 1.6 4.7 2 976 305 335 11 4.6 -10.0 | 305 8 6.2 -4.3 3 925 776 320 13 8.4 -10.0 | 293 11 10.0 -4.3 4 910 914 320 12 7.7 -9.2 | 291 10 9.3 -3.5 5 879 1219 335 5 2.1 -4.5 | 253 4 3.7 1.1 6 850 1512 0 1 -0.0 -1.0 | 199 5 1.6 4.7 7 849 1524 0 1 -0.0 -1.0 | 199 5 1.6 4.7 8 819 1829 230 2 1.5 1.3 | 204 8 3.1 6.9 9 789 2134 250 1 0.9 0.3 | 203 7 2.5 6.0 10 761 2438 325 6 3.4 -4.9 | 262 5 5.0 0.7 11 734 2743 305 6 4.9 -3.4 | 251 7 6.5 2.2 12 700 3141 335 6 2.5 -5.4 | 267 4 4.1 0.2 13 682 3353 335 7 3.0 -6.3 | 279 5 4.6 -0.7 14 657 3658 320 12 7.7 -9.2 | 291 10 9.3 -3.5 15 587 4572 345 10 2.6 -9.7 | 314 6 4.2 -4.0 16 565 4877 360 5 -0.0 -5.0 | 248 2 1.6 0.7 17 544 5182 50 11 -8.4 -7.1 | 78 7 -6.8 -1.4 18 505 5791 40 10 -6.4 -7.7 | 67 5 -4.8 -2.0 19 500 5870 50 11 -8.4 -7.1 | 78 7 -6.8 -1.4 20 486 6096 55 11 -9.0 -6.3 | 85 7 -7.4 -0.7 21 467 6401 75 9 -8.7 -2.3 | 115 8 -7.1 3.3 22 431 7010 75 17 -16.4 -4.4 | 95 15 -14.8 1.3 23 400 7590 95 17 -16.9 1.5 | 115 17 -15.3 7.1 24 382 7925 90 16 -16.0 0.0 | 111 15 -14.4 5.7 25 300 9700 90 21 -21.0 0.0 | 106 20 -19.4 5.7 26 273 10363 90 20 -20.0 0.0 | 107 19 -18.4 5.7 27 250 10970 75 15 -14.5 -3.9 | 98 13 -12.9 1.8 28 228 11582 85 16 -15.9 -1.4 | 107 15 -14.3 4.3 29 200 12450 95 19 -18.9 1.7 | 113 19 -17.3 7.3 30 171 13411 110 25 -23.5 8.6 | 123 26 -21.9 14.2 31 163 13716 115 30 -27.2 12.7 | 126 31 -25.6 18.3 32 150 14240 155 4 -1.7 3.6 | 179 9 -0.1 9.3 33 148 14326 145 7 -4.0 5.7 | 168 12 -2.4 11.4 34 133 14935 195 3 0.8 2.9 | 196 9 2.4 8.6 35 126 15240 45 6 -4.2 -4.2 | 118 3 -2.6 1.4 36 114 15850 30 26 -13.0 -22.5 | 34 20 -11.4 -16.9 37 108 16154 60 26 -22.5 -13.0 | 71 22 -20.9 -7.3 38 100 16590 85 23 -22.9 -2.0 | 100 22 -21.3 3.7 Wind Parameters Mean winds (0-6000m): 345.8 at 7.8 knts Storm direction: 15.8 at 5.9 knts Shear (0-3000m) pos: 0.9 neg: 1.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 68.3 deg Storm rel helicity (0-3000m) pos: 19.8 neg: -16.4 tot: 3.4 m^2/s^2 ave: 1.1 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 466.38 Bulk Shear: 0.59 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 ------------------------------------------------------------------------------- 500 333 9 290 6| 0.0 12.5 12.5| 6.6 -1.7 4.9 9.8 0.52| 14.4 7.4 1000 326 10 292 8| 1.9 6.2 8.2| 6.6 -7.3 -0.7 -0.7 0.24| 10.5 2.5 1500 327 8 281 6| 3.8 4.2 7.9| 6.7 -13.5 -6.8 -4.6 -0.03| 9.7 -0.3 2000 324 6 266 5| 2.8 2.9 5.7| 7.6 -15.0 -7.4 -3.7 -0.03| 8.2 -0.3 2500 323 6 260 5| 1.1 2.3 3.4| 18.0 -15.5 2.5 1.0 0.13| 8.1 1.0 3000 322 6 259 5| 0.9 1.9 2.9| 19.8 -16.4 3.4 1.1 0.13| 7.3 1.0 4000 324 7 269 6| 0.7 2.0 2.8| 26.7 -16.4 10.3 2.6 0.18| 6.7 1.2 5000 329 7 277 5| 1.6 1.6 3.3| 30.6 -18.2 12.4 2.5 0.20| 6.8 1.3 6000 346 8 299 4| 1.7 1.4 3.1| 35.7 -19.7 16.0 2.7 0.21| 6.4 1.3 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251109.00.gif