UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 8 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 1003 71 24.4 23.3 94 1.1 23.6 180 1 297.3 300.6 296.7 350.2 18.24 1 1000 97 25.0 22.1 84 2.9 22.9 300 5 298.1 301.2 296.1 347.5 16.98 2 925 781 22.0 16.0 69 6.0 17.9 60 9 301.8 304.1 294.0 338.5 12.46 3 850 1509 18.4 13.4 73 5.0 15.1 325 2 305.4 307.5 294.3 339.7 11.44 4 700 3155 9.4 3.4 66 6.0 5.9 75 8 312.9 314.2 293.0 334.7 7.00 5 500 5870 -5.3 -19.3 32 14.0 -10.1 110 11 326.6 326.9 292.3 332.3 1.66 6 400 7590 -15.9 -25.9 42 10.0 -18.6 80 16 334.3 334.6 294.0 338.5 1.16 7 300 9690 -30.7 -40.7 37 10.0 -32.0 170 17 342.1 342.2 295.1 343.5 0.36 8 250 10960 -41.3 -53.3 26 12.0 -42.0 200 15 344.7 344.7 295.6 345.1 0.11 9 200 12440 -53.7 -58.7 54 5.0 -53.8 240 5 347.7 347.7 296.2 348.0 0.07 10 150 14220 -67.1 -77.1 23 10.0 -67.2 170 2 354.5 354.5 297.6 354.5 0.01 11 100 16590 -83.1 -93.1 16 10.0 -83.1 225 13 367.2 367.2 300.1 367.2 0.00 12 91 17112 -86.9 -95.9 18 9.0 -86.9 170 19 369.7 369.7 300.5 369.7 0.00 13 88 17296 -86.9 -95.9 18 9.0 -86.9 148 18 373.2 373.2 301.1 373.2 0.00 14 86 17423 -82.7 -94.7 11 12.0 -82.7 132 18 384.2 384.2 302.9 384.2 0.00 15 76 18112 -84.9 -92.9 23 8.0 -84.9 50 15 393.4 393.4 304.3 393.4 0.00 16 70 18570 -82.3 -91.3 20 9.0 -82.3 355 13 408.3 408.3 306.3 408.3 0.00 17 69 18650 -82.3 -91.3 20 9.0 -82.3 359 14 410.0 410.0 306.5 410.0 0.00 18 65 18987 -77.1 -88.1 16 11.0 -77.1 16 19 428.4 428.4 308.7 428.4 0.00 19 50 20510 -71.9 -86.9 9 15.0 -72.0 90 40 474.1 474.1 313.0 474.1 0.00 20 42 21542 -70.1 -88.1 5 18.0 -70.3 502.8 502.8 315.1 502.8 0.00 TRP 91 17112 -86.9 -95.9 18 9.0 -86.9 170 19 369.7 369.7 300.5 369.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 572.11 mb = 4891.12 m = 16046.79 ft Wetbulb zero: 626.03 mb = 4056.15 m = 13307.41 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 60.65 % Est. max temperature: 32.38 C = 90.29 F Sfc-Lift cond lev (LCL): 987.47 mb = 207.60 m = 681.08 ft T: 24.51 C 700-500 lapse rate: 5.41 C/km ThetaE index: 11.61 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 805.47 mb = 1965.20 m = 6447.44 ft Mean mixing ratio: 14.25 g/kg Conv temperature: 34.62 C = 94.32 F Cap Strength: 2.87 C Lifted Index: 0.54 C Risk: Showers probable Lifted Index @300 mb: 2.03 C Lifted Index @700 mb: 1.03 C Showalter Index: 1.59 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 175.80 Risk: None Energy Index: -1.38 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.36 J/kg Max Up Vert Vel: 5.17 m/s Conv Inhibition (B-): 8491.76 J/kg Cap Strength: 2.87 C Lift Cond Lev (LCL): 890.72 mb = 1106.15 m = 3629.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 108 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 1003 71 180 1 0.0 1.0 | 278 6 5.5 -0.8 1 1000 97 300 5 4.3 -2.5 | 294 11 9.8 -4.3 2 977 305 305 7 5.7 -4.0 | 297 13 11.2 -5.8 3 943 610 45 5 -3.5 -3.5 | 340 6 2.0 -5.3 4 925 781 60 9 -7.8 -4.5 | 20 7 -2.3 -6.3 5 911 914 65 9 -8.2 -3.8 | 25 6 -2.6 -5.6 6 879 1219 10 1 -0.2 -1.0 | 297 6 5.3 -2.8 7 850 1509 325 2 1.1 -1.6 | 297 7 6.7 -3.4 8 848 1524 325 2 1.1 -1.6 | 297 7 6.7 -3.4 9 819 1829 10 2 -0.3 -2.0 | 306 6 5.2 -3.8 10 762 2438 105 5 -4.8 1.3 | 306 1 0.7 -0.5 11 700 3155 75 8 -7.7 -2.1 | 30 4 -2.2 -3.9 12 683 3353 55 8 -6.6 -4.6 | 9 6 -1.0 -6.4 13 633 3962 40 12 -7.7 -9.2 | 11 11 -2.2 -11.0 14 610 4267 60 15 -13.0 -7.5 | 39 12 -7.5 -9.3 15 587 4572 80 9 -8.9 -1.6 | 45 5 -3.4 -3.4 16 545 5182 135 11 -7.8 7.8 | 159 6 -2.3 6.0 17 505 5791 125 10 -8.2 5.7 | 146 5 -2.7 3.9 18 500 5870 110 11 -10.3 3.8 | 112 5 -4.8 2.0 19 486 6096 90 10 -10.0 0.0 | 68 5 -4.5 -1.8 20 467 6401 65 11 -10.0 -4.6 | 35 8 -4.5 -6.4 21 431 7010 25 16 -6.8 -14.5 | 4 16 -1.3 -16.3 22 400 7590 80 16 -15.8 -2.8 | 66 11 -10.2 -4.6 23 382 7925 90 13 -13.0 0.0 | 77 8 -7.5 -1.8 24 366 8230 70 8 -7.5 -2.7 | 24 5 -2.0 -4.5 25 351 8534 85 8 -8.0 -0.7 | 45 3 -2.5 -2.5 26 337 8839 150 6 -3.0 5.2 | 216 4 2.5 3.4 27 323 9144 180 11 0.0 11.0 | 211 11 5.5 9.2 28 310 9449 195 16 4.1 15.5 | 215 17 9.7 13.7 29 300 9690 170 17 -3.0 16.7 | 190 15 2.6 14.9 30 285 10058 160 24 -8.2 22.6 | 173 21 -2.7 20.8 31 261 10668 170 17 -3.0 16.7 | 190 15 2.6 14.9 32 250 10960 200 15 5.1 14.1 | 221 16 10.6 12.3 33 250 10973 200 15 5.1 14.1 | 221 16 10.6 12.3 34 228 11582 180 13 0.0 13.0 | 206 12 5.5 11.2 35 217 11887 220 8 5.1 6.1 | 248 12 10.7 4.3 36 208 12192 280 5 4.9 -0.9 | 284 11 10.4 -2.7 37 200 12440 240 5 4.3 2.5 | 266 10 9.8 0.7 38 198 12497 220 5 3.2 3.8 | 257 9 8.7 2.0 39 180 13106 210 7 3.5 6.1 | 245 10 9.0 4.3 40 163 13716 155 6 -2.5 5.4 | 219 5 3.0 3.6 41 150 14220 170 2 -0.3 2.0 | 268 5 5.2 0.2 42 147 14326 130 4 -3.1 2.6 | 252 3 2.4 0.8 43 140 14630 250 7 6.6 2.4 | 267 12 12.1 0.6 44 133 14935 275 12 12.0 -1.0 | 279 18 17.5 -2.8 45 100 16590 225 13 9.2 9.2 | 243 16 14.7 7.4 46 97 16764 245 12 10.9 5.1 | 259 17 16.4 3.3 47 91 17112 170 19 -3.3 18.7 | 187 17 2.2 16.9 48 70 18570 355 13 1.1 -13.0 | 336 16 6.6 -14.7 49 50 20510 90 40 -40.0 0.0 | 87 35 -34.5 -1.8 Wind Parameters Mean winds (0-6000m): 78.0 at 7.7 knts Storm direction: 108.0 at 5.8 knts Shear (0-3000m) pos: 1.2 neg: 1.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 39.4 neg: -15.2 tot: 24.3 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 18.08 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 ------------------------------------------------------------------------------- 500 321 6 305 11| 0.0 6.3 6.3| 25.4 0.0 25.4 50.9 0.60| 17.3 10.3 1000 22 7 339 9| 0.3 3.1 3.4| 33.9 -8.3 25.6 25.6 0.36| 14.1 5.1 1500 21 5 331 7| 0.2 1.2 1.4| 34.2 -15.0 19.2 12.8 0.18| 11.2 2.0 2000 20 4 326 7| 0.9 0.9 1.8| 38.2 -15.0 23.2 11.6 0.23| 9.3 2.2 2500 39 4 332 6| 1.5 0.7 2.2| 39.1 -15.1 24.0 9.6 0.23| 8.5 1.9 3000 55 5 340 5| 1.2 1.0 2.2| 39.4 -15.2 24.3 8.1 0.23| 7.6 1.7 4000 52 6 353 6| 0.9 1.7 2.7| 45.4 -18.1 27.2 6.8 0.19| 7.0 1.3 5000 62 7 9 5| 2.0 1.4 3.3| 68.3 -18.2 50.1 10.0 0.31| 7.5 2.3 6000 78 8 31 4| 1.6 1.7 3.3| 70.5 -27.8 42.6 7.1 0.20| 7.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251208.00.gif