UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120611.upa.cvt Date: 1100Z 6 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1100Z 6 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 73 29.8 22.8 66 7.0 24.7 100 1 302.8 306.0 297.7 355.2 17.70 1 1000 91 29.2 20.2 58 9.0 22.8 210 3 302.4 305.1 295.9 346.9 15.07 2 925 781 23.2 18.3 74 4.9 19.8 35 4 303.0 305.7 295.7 345.9 14.46 3 869 1323 18.4 16.7 90 1.7 17.2 43 11 303.5 306.1 295.4 344.8 13.90 4 850 1513 17.6 14.1 80 3.5 15.3 40 13 304.6 306.8 294.4 340.4 11.99 5 829 1726 16.0 14.1 88 1.9 14.7 53 14 305.1 307.4 294.8 341.8 12.30 6 817 1850 16.6 12.4 76 4.2 13.8 61 14 307.0 309.1 294.4 340.6 11.14 7 788 2157 14.0 12.3 89 1.7 12.9 79 16 307.4 309.5 294.8 342.1 11.49 8 731 2787 11.0 9.5 90 1.5 10.0 116 19 310.8 312.7 294.8 342.2 10.26 9 721 2902 11.6 7.2 74 4.4 8.9 117 18 312.7 314.4 294.4 340.2 8.88 10 700 3149 10.6 4.6 66 6.0 7.1 120 15 314.2 315.7 293.9 338.0 7.62 11 682 3366 9.6 1.6 57 8.0 5.1 124 15 315.5 316.7 293.2 335.4 6.31 12 578 4720 0.0 -2.9 81 2.9 -1.5 84 9 319.5 320.6 293.5 336.8 5.35 13 516 5621 -6.7 -8.1 90 1.4 -7.3 101 13 322.0 322.7 293.1 335.2 4.03 14 508 5744 -4.1 -11.1 58 7.0 -7.1 108 15 326.6 327.2 293.7 337.4 3.23 15 500 5870 -3.5 -17.5 33 14.0 -8.7 100 18 328.8 329.2 293.2 335.5 1.93 16 499 5886 -3.5 -18.5 30 15.0 -8.9 100 18 329.0 329.3 293.1 335.2 1.78 17 424 7149 -12.9 -20.9 51 8.0 -15.4 94 12 332.6 333.0 294.0 338.7 1.70 18 405 7496 -15.5 -23.5 50 8.0 -17.8 106 11 333.7 333.9 294.0 338.8 1.42 19 401 7571 -15.7 -28.7 32 13.0 -18.9 113 10 334.3 334.5 293.7 337.6 0.89 20 400 7590 -15.7 -29.7 29 14.0 -19.1 115 10 334.6 334.7 293.7 337.6 0.81 21 375 8071 -19.9 -25.9 59 6.0 -21.4 114 11 335.3 335.5 294.3 339.7 1.24 22 329 9029 -25.5 -36.5 35 11.0 -27.3 145 19 340.3 340.5 294.8 342.3 0.51 23 318 9274 -27.5 -38.5 34 11.0 -29.2 152 19 340.9 341.0 295.0 342.6 0.43 24 311 9433 -28.7 -34.7 56 6.0 -29.7 157 20 341.4 341.5 295.3 343.9 0.65 25 300 9690 -30.1 -42.1 30 12.0 -31.6 165 20 343.0 343.0 295.3 344.2 0.31 26 294 9834 -31.1 -45.1 24 14.0 -32.7 169 20 343.5 343.6 295.4 344.5 0.23 27 266 10535 -37.1 -50.1 25 13.0 -38.1 188 23 344.7 344.8 295.6 345.3 0.15 28 257 10771 -39.3 -48.3 38 9.0 -40.0 195 23 344.9 344.9 295.7 345.7 0.19 29 250 10960 -40.9 -50.9 33 10.0 -41.6 200 24 345.3 345.3 295.7 345.8 0.14 30 243 11152 -42.5 -55.5 23 13.0 -43.2 208 24 345.7 345.7 295.7 346.0 0.08 31 229 11548 -45.7 -53.7 40 8.0 -46.1 223 24 346.7 346.7 296.0 347.2 0.11 32 200 12430 -53.5 -60.5 42 7.0 -53.7 235 24 348.0 348.1 296.3 348.3 0.06 33 197 12527 -54.5 -60.5 47 6.0 -54.6 236 23 348.0 348.0 296.3 348.2 0.06 34 178 13170 -59.7 -70.7 23 11.0 -59.9 248 18 349.7 349.7 296.5 349.8 0.02 35 150 14220 -68.3 -75.3 36 7.0 -68.4 285 26 352.4 352.4 297.1 352.5 0.01 36 132 14973 -75.1 -79.8 48 4.7 -75.1 279 25 353.4 353.4 297.4 353.4 0.01 37 119 15570 -77.5 -83.5 37 6.0 -77.5 275 25 359.6 359.6 298.7 359.7 0.00 38 100 16550 -83.5 -87.2 52 3.7 -83.5 150 2 366.4 366.4 299.9 366.4 0.00 39 85 17452 -90.1 -94.9 39 4.8 -90.1 140 36 370.5 370.5 300.7 370.5 0.00 40 70 18540 -79.1 -87.1 26 8.0 -79.1 360 7 415.2 415.2 307.2 415.2 0.00 41 50 20500 -69.1 -87.1 6 18.0 -69.3 100 20 480.7 480.7 313.5 480.7 0.00 42 30 23620 -63.1 -89.1 2 26.0 -63.7 80 47 572.6 572.6 319.3 572.6 0.00 43 20 26160 -54.5 -84.5 1 30.0 -56.8 90 44 669.4 669.4 323.4 669.5 0.02 44 10 30730 -35.7 -75.7 1 40.0 -48.4 170 12 886.3 886.4 329.2 887.7 0.13 TRP 85 17452 -90.1 -94.9 39 4.8 -90.1 140 36 370.5 370.5 300.7 370.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 578.00 mb = 4720.32 m = 15486.43 ft Wetbulb zero: 601.62 mb = 4392.58 m = 14411.17 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 76.45 % Est. max temperature: 31.49 C = 88.68 F Sfc-Lift cond lev (LCL): 905.71 mb = 963.94 m = 3162.50 ft T: 21.58 C 700-500 lapse rate: 5.18 C/km ThetaE index: 14.89 C Layer 1000.0- 829.0 mb Conv cond level (CCL): 843.44 mb = 1579.06 m = 5180.58 ft Mean mixing ratio: 14.69 g/kg Conv temperature: 31.76 C = 89.17 F Cap Strength: 1.23 C Lifted Index: 0.82 C Risk: Showers probable Lifted Index @300 mb: 0.29 C Lifted Index @700 mb: 1.03 C Showalter Index: 3.16 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 17.60 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 213.20 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 243.16 J/kg Max Up Vert Vel: 22.05 m/s Conv Inhibition (B-): 25.01 J/kg Cap Strength: 1.18 C Lift Cond Lev (LCL): 867.41 mb = 1338.74 m = 4392.14 ft Lev Free Conv (LFC): 782.41 mb = 2216.45 m = 7271.73 ft Equ Level (EL): 722.41 mb = 2885.79 m = 9467.71 ft B at Equ Level: 3.00 J/kg Max Parcel Lev (MPL): 712.41 mb = 3002.22 m = 9849.70 ft Wind level data Storm motion: 127 at 9 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 73 100 1 -1.0 0.2 | 311 8 6.1 -5.2 1 1000 91 210 3 1.5 2.6 | 288 9 8.6 -2.8 2 976 305 230 5 3.8 3.2 | 281 11 10.9 -2.2 3 943 610 240 3 2.6 1.5 | 292 10 9.7 -3.9 4 925 781 35 4 -2.3 -3.3 | 331 10 4.8 -8.7 5 911 914 20 5 -1.7 -4.7 | 332 11 5.3 -10.1 6 879 1219 45 10 -7.1 -7.1 | 0 12 -0.0 -12.5 7 850 1513 40 13 -8.4 -10.0 | 5 15 -1.3 -15.3 8 819 1829 60 14 -12.1 -7.0 | 22 13 -5.1 -12.4 9 735 2743 115 20 -18.1 8.5 | 105 11 -11.1 3.1 10 700 3149 120 15 -13.0 7.5 | 110 6 -5.9 2.1 11 657 3658 130 14 -10.7 9.0 | 135 5 -3.7 3.6 12 610 4267 110 10 -9.4 3.4 | 50 3 -2.3 -2.0 13 587 4572 85 9 -9.0 -0.8 | 17 6 -1.9 -6.2 14 544 5182 80 9 -8.9 -1.6 | 15 7 -1.8 -7.0 15 524 5486 95 10 -10.0 0.9 | 33 5 -2.9 -4.5 16 505 5791 110 16 -15.0 5.5 | 91 8 -8.0 0.1 17 500 5870 100 18 -17.7 3.1 | 78 11 -10.7 -2.3 18 449 6706 105 13 -12.6 3.4 | 70 6 -5.5 -2.0 19 415 7315 90 12 -12.0 0.0 | 43 7 -4.9 -5.4 20 400 7590 115 10 -9.1 4.2 | 60 2 -2.0 -1.2 21 398 7620 115 11 -10.0 4.6 | 76 3 -2.9 -0.7 22 382 7925 110 9 -8.5 3.1 | 31 3 -1.4 -2.3 23 351 8534 130 18 -13.8 11.6 | 133 9 -6.7 6.2 24 300 9690 165 20 -5.2 19.3 | 188 14 1.9 13.9 25 250 10960 200 24 8.2 22.6 | 222 23 15.3 17.2 26 227 11582 225 24 17.0 17.0 | 244 27 24.0 11.6 27 217 11887 235 21 17.2 12.0 | 255 25 24.3 6.7 28 200 12430 235 24 19.7 13.8 | 253 28 26.7 8.4 29 179 13106 245 18 16.3 7.6 | 265 23 23.4 2.2 30 163 13716 280 16 15.8 -2.8 | 290 24 22.8 -8.2 31 150 14220 285 26 25.1 -6.7 | 291 34 32.2 -12.1 32 119 15545 275 25 24.9 -2.2 | 283 33 32.0 -7.6 33 113 15850 260 13 12.8 2.3 | 279 20 19.9 -3.1 34 107 16154 205 6 2.5 5.4 | 270 10 9.6 0.0 35 102 16459 240 8 6.9 4.0 | 276 14 14.0 -1.4 36 100 16550 150 2 -1.0 1.7 | 301 7 6.1 -3.7 37 96 16764 225 2 1.4 1.4 | 295 9 8.5 -4.0 38 85 17452 140 36 -23.1 27.6 | 144 27 -16.1 22.2 39 70 18540 360 7 -0.0 -7.0 | 330 14 7.1 -12.4 40 50 20500 100 20 -19.7 3.5 | 81 13 -12.6 -1.9 41 30 23620 80 47 -46.3 -8.2 | 71 42 -39.2 -13.5 42 20 26160 90 44 -44.0 0.0 | 82 37 -36.9 -5.4 43 10 30730 170 12 -2.1 11.8 | 218 8 5.0 6.4 Wind Parameters Mean winds (0-6000m): 97.4 at 11.8 knts Storm direction: 127.4 at 8.9 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 158.3 deg Storm rel helicity (0-3000m) pos: 122.7 neg: -10.3 tot: 112.4 m^2/s^2 ave: 37.5 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 5.9 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 8.43 Bulk Shear: 28.85 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 ------------------------------------------------------------------------------- 500 228 4 285 10| 4.2 0.0 4.2| 4.8 -10.3 -5.5 -11.1 -0.39| 7.6 -2.9 1000 285 4 300 13| 3.7 0.0 3.7| 37.1 -10.3 26.8 26.8 0.41| 10.2 4.2 1500 34 7 343 11| 4.3 0.0 4.3| 54.4 -10.3 44.0 29.4 0.50| 9.0 4.5 2000 49 8 357 11| 3.8 0.0 3.8| 81.4 -10.3 71.1 35.5 0.60| 8.9 5.3 2500 67 10 14 10| 3.7 0.0 3.7|110.6 -10.3 100.3 40.1 0.69| 9.1 6.2 3000 83 12 34 8| 2.6 0.0 2.6|122.7 -10.3 112.4 37.5 0.67| 8.8 5.9 4000 98 12 54 6| 1.7 0.5 2.2|126.4 -13.7 112.7 28.2 0.57| 7.6 4.3 5000 97 12 49 6| 1.4 1.1 2.4|126.4 -18.7 107.7 21.5 0.44| 6.8 3.0 6000 97 12 50 6| 1.9 0.9 2.8|139.4 -23.0 116.4 19.4 0.44| 6.8 3.0 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251206.11.gif