UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 11 DEC 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 72 24.4 19.9 76 4.5 21.2 0 0 297.4 300.1 294.3 340.1 14.75 1 1000 89 25.0 18.0 65 7.0 20.2 320 1 298.1 300.5 293.4 336.2 13.09 2 925 775 21.6 16.7 74 4.9 18.2 310 3 301.4 303.8 294.3 339.8 13.04 3 850 1505 18.2 12.2 68 6.0 14.3 335 6 305.2 307.2 293.5 336.9 10.56 4 700 3146 9.4 1.4 57 8.0 5.0 55 11 312.9 314.0 292.2 331.9 6.06 5 500 5860 -7.1 -10.6 76 3.5 -8.6 70 13 324.4 325.1 293.3 335.8 3.41 6 400 7580 -13.5 -52.5 2 39.0 -19.0 360 15 337.4 337.5 293.7 337.7 0.07 7 300 9690 -31.1 -42.1 33 11.0 -32.4 295 1 341.5 341.6 295.0 342.8 0.31 8 250 10960 -40.7 -57.7 14 17.0 -41.6 160 27 345.6 345.6 295.7 345.8 0.06 9 200 12440 -53.3 -67.3 17 14.0 -53.6 170 26 348.4 348.4 296.3 348.5 0.02 10 150 14230 -66.1 -79.1 15 13.0 -66.2 255 7 356.2 356.2 298.0 356.2 0.01 11 100 16570 -85.3 -90.3 40 5.0 -85.3 95 7 362.9 362.9 299.2 362.9 0.00 12 89 17213 -84.3 -91.3 28 7.0 -84.3 377.2 377.2 301.8 377.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 586.06 mb = 4692.16 m = 15394.03 ft Wetbulb zero: 626.43 mb = 4041.64 m = 13259.80 ft Precipitable water: 1.70 inches Sfc-500 mean rel hum: 66.38 % Est. max temperature: 32.13 C = 89.83 F Sfc-Lift cond lev (LCL): 938.35 mb = 648.87 m = 2128.81 ft T: 22.23 C 700-500 lapse rate: 6.08 C/km ThetaE index: 7.91 C Layer 850.0- 500.0 mb Conv cond level (CCL): 771.78 mb = 2320.96 m = 7614.59 ft Mean mixing ratio: 12.98 g/kg Conv temperature: 36.07 C = 96.93 F Cap Strength: 3.55 C Lifted Index: 0.38 C Risk: Showers probable Lifted Index @300 mb: 3.98 C Lifted Index @700 mb: 2.23 C Showalter Index: 1.02 C Risk: Showers probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 19.30 C K Index: 29.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 171.40 Risk: None Energy Index: -0.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.74 J/kg Max Up Vert Vel: 5.05 m/s Conv Inhibition (B-): 3842.91 J/kg Cap Strength: 3.55 C Lift Cond Lev (LCL): 874.21 mb = 1262.58 m = 4142.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 90 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 72 0 0 -0.0 -0.0 | 270 6 6.1 0.0 1 1000 89 320 1 0.6 -0.8 | 276 7 6.8 -0.7 2 976 305 20 4 -1.4 -3.8 | 308 6 4.8 -3.7 3 943 610 275 3 3.0 -0.3 | 271 9 9.1 -0.2 4 925 775 310 3 2.3 -1.9 | 283 9 8.4 -1.9 5 910 914 345 2 0.5 -1.9 | 286 7 6.6 -1.9 6 879 1219 50 2 -1.5 -1.3 | 285 5 4.6 -1.2 7 850 1505 335 6 2.5 -5.4 | 302 10 8.7 -5.4 8 848 1524 335 6 2.5 -5.4 | 302 10 8.7 -5.4 9 818 1829 360 7 -0.0 -7.0 | 319 9 6.1 -7.0 10 789 2134 30 10 -5.0 -8.7 | 353 9 1.1 -8.6 11 761 2438 15 7 -1.8 -6.8 | 327 8 4.3 -6.7 12 708 3048 55 10 -8.2 -5.7 | 20 6 -2.1 -5.7 13 700 3146 55 11 -9.0 -6.3 | 25 7 -2.9 -6.3 14 682 3353 55 12 -9.8 -6.9 | 28 8 -3.7 -6.8 15 657 3658 45 6 -4.2 -4.2 | 336 5 1.9 -4.2 16 633 3962 80 13 -12.8 -2.3 | 72 7 -6.7 -2.2 17 587 4572 95 11 -11.0 1.0 | 102 5 -4.8 1.0 18 544 5182 85 8 -8.0 -0.7 | 71 2 -1.8 -0.6 19 524 5486 90 10 -10.0 0.0 | 91 4 -3.9 0.0 20 500 5860 70 13 -12.2 -4.4 | 54 8 -6.1 -4.4 21 485 6096 70 11 -10.3 -3.8 | 49 6 -4.2 -3.7 22 466 6401 45 6 -4.2 -4.2 | 336 5 1.9 -4.2 23 448 6706 330 6 3.0 -5.2 | 299 10 9.1 -5.1 24 431 7010 30 16 -8.0 -13.9 | 8 14 -1.9 -13.8 25 400 7580 360 15 -0.0 -15.0 | 338 16 6.1 -15.0 26 398 7620 5 16 -1.4 -15.9 | 343 17 4.7 -15.9 27 382 7925 350 13 2.3 -12.8 | 327 15 8.4 -12.8 28 337 8839 315 10 7.1 -7.1 | 298 15 13.2 -7.0 29 323 9144 295 8 7.3 -3.4 | 284 14 13.4 -3.3 30 310 9449 320 5 3.2 -3.8 | 292 10 9.3 -3.8 31 300 9690 295 1 0.9 -0.4 | 273 7 7.0 -0.4 32 297 9754 315 5 3.5 -3.5 | 290 10 9.7 -3.5 33 285 10058 340 1 0.3 -0.9 | 278 7 6.5 -0.9 34 272 10363 35 2 -1.1 -1.6 | 288 5 5.0 -1.6 35 261 10668 155 15 -6.3 13.6 | 179 14 -0.2 13.6 36 250 10960 160 27 -9.2 25.4 | 173 26 -3.1 25.4 37 228 11582 175 27 -2.4 26.9 | 188 27 3.8 26.9 38 217 11887 170 33 -5.7 32.5 | 181 33 0.4 32.5 39 208 12192 175 29 -2.5 28.9 | 187 29 3.6 28.9 40 200 12440 170 26 -4.5 25.6 | 184 26 1.6 25.7 41 198 12497 160 25 -8.6 23.5 | 174 24 -2.4 23.5 42 189 12802 165 29 -7.5 28.0 | 177 28 -1.4 28.1 43 180 13106 170 13 -2.3 12.8 | 197 13 3.9 12.9 44 171 13411 195 12 3.1 11.6 | 218 15 9.2 11.6 45 163 13716 240 10 8.7 5.0 | 251 16 14.8 5.0 46 150 14230 255 7 6.8 1.8 | 262 13 12.9 1.9 47 148 14326 240 6 5.2 3.0 | 255 12 11.3 3.0 48 140 14630 285 3 2.9 -0.8 | 275 9 9.0 -0.7 49 133 14935 30 2 -1.0 -1.7 | 288 5 5.1 -1.7 50 126 15240 75 9 -8.7 -2.3 | 48 3 -2.6 -2.3 51 119 15545 80 6 -5.9 -1.0 | 348 1 0.2 -1.0 52 113 15850 110 11 -10.3 3.8 | 132 6 -4.2 3.8 53 107 16154 50 4 -3.1 -2.6 | 309 4 3.1 -2.5 54 102 16459 335 5 2.1 -4.5 | 299 9 8.2 -4.5 55 100 16570 95 7 -7.0 0.6 | 128 1 -0.8 0.7 56 97 16764 95 4 -4.0 0.3 | 259 2 2.1 0.4 Wind Parameters Mean winds (0-6000m): 59.5 at 8.2 knts Storm direction: 89.5 at 6.1 knts Shear (0-3000m) pos: 2.6 neg: 1.3 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 111.7 deg Storm rel helicity (0-3000m) pos: 42.4 neg: -15.7 tot: 26.7 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.71 Bulk Shear: 7.45 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 ------------------------------------------------------------------------------- 500 353 3 294 7| 0.0 3.2 3.2| 6.6 -8.4 -1.9 -3.7 -0.01| 9.4 -0.1 1000 337 3 289 8| 1.9 1.6 3.5| 10.6 -8.5 2.1 2.1 0.13| 6.9 0.9 1500 344 3 293 8| 1.3 2.6 3.9| 13.3 -9.4 3.9 2.6 0.16| 7.0 1.1 2000 354 4 302 8| 2.7 1.9 4.6| 29.4 -9.4 20.1 10.0 0.36| 7.0 2.5 2500 5 5 311 8| 2.1 1.5 3.6| 33.0 -15.7 17.3 6.9 0.27| 6.5 1.7 3000 16 6 320 7| 2.6 1.3 3.9| 42.4 -15.7 26.7 8.9 0.37| 6.4 2.4 4000 35 7 338 6| 2.8 1.2 4.0| 55.7 -22.9 32.9 8.2 0.35| 6.9 2.4 5000 52 8 359 5| 2.1 1.3 3.4| 59.5 -24.1 35.4 7.1 0.33| 6.1 2.0 6000 60 8 13 4| 1.8 1.0 2.8| 60.2 -30.3 29.9 5.0 0.24| 5.9 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251211.00.gif