UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 3 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 1001 71 29.0 23.0 70 6.0 24.6 140 3 302.1 305.4 297.7 355.1 17.94 1 1000 80 28.6 23.6 74 5.0 24.9 0 1 301.8 305.2 298.1 356.8 18.65 2 925 768 24.0 10.0 41 14.0 15.3 205 5 303.8 305.4 291.4 328.9 8.36 3 850 1500 20.4 -5.6 17 26.0 7.8 145 5 307.5 308.1 287.7 316.8 2.96 4 700 3151 10.0 6.6 79 3.4 7.9 85 13 313.6 315.2 294.5 340.8 8.77 5 500 5880 -4.5 -18.5 33 14.0 -9.5 70 11 327.6 327.9 292.7 333.7 1.78 6 400 7590 -16.3 -31.3 26 15.0 -19.7 120 8 333.8 333.9 293.4 336.4 0.70 7 300 9690 -30.5 -49.5 14 19.0 -32.3 185 11 342.4 342.4 295.0 343.0 0.14 8 250 10960 -40.7 -55.7 18 15.0 -41.5 195 19 345.6 345.6 295.7 345.9 0.08 9 200 12430 -53.3 -72.3 8 19.0 -53.6 170 13 348.4 348.4 296.3 348.4 0.01 10 150 14220 -67.7 -78.7 19 11.0 -67.8 235 22 353.5 353.5 297.4 353.5 0.01 11 100 16570 -82.3 -91.3 20 9.0 -82.3 175 18 368.7 368.7 300.4 368.7 0.00 12 95 16855 -84.1 -93.1 19 9.0 -84.1 180 14 370.6 370.6 300.7 370.6 0.00 13 70 18560 -80.5 -89.5 21 9.0 -80.5 130 11 412.2 412.2 306.8 412.2 0.00 14 50 20510 -71.1 -90.1 4 19.0 -71.2 75 22 475.9 475.9 313.1 476.0 0.00 15 30 23610 -61.7 -93.7 1 32.0 -62.4 95 48 576.4 576.4 319.5 576.4 0.00 16 20 26170 -53.1 -88.1 1 35.0 -55.8 90 54 673.6 673.6 323.6 673.7 0.01 17 10 30730 -45.3 -83.3 1 38.0 -52.9 255 7 850.5 850.5 328.4 850.8 0.04 TRP 95 16855 -84.1 -93.1 19 9.0 -84.1 180 14 370.6 370.6 300.7 370.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 562.07 mb = 5033.07 m = 16512.49 ft Wetbulb zero: 608.86 mb = 4282.32 m = 14049.43 ft Precipitable water: 1.41 inches Sfc-500 mean rel hum: 50.71 % Est. max temperature: 34.40 C = 93.93 F Sfc-Lift cond lev (LCL): 917.91 mb = 834.57 m = 2738.05 ft T: 23.67 C 700-500 lapse rate: 5.31 C/km ThetaE index: 39.97 C Layer 925.0- 700.0 mb Conv cond level (CCL): 721.09 mb = 2898.54 m = 9509.54 ft Mean mixing ratio: 11.98 g/kg Conv temperature: 39.60 C = 103.27 F Cap Strength: 5.05 C Lifted Index: 2.80 C Risk: None Lifted Index @300 mb: 4.28 C Lifted Index @700 mb: 2.71 C Showalter Index: 13.70 C Risk: None Total Totals Index: 23.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: -1.10 C K Index: 15.90 Risk: < 20 % chance of thunderstorms Sweat Index: 21.00 Risk: None Energy Index: 3.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.45 J/kg Max Up Vert Vel: 4.35 m/s Conv Inhibition (B-): 41185.29 J/kg Cap Strength: 5.05 C Lift Cond Lev (LCL): 823.17 mb = 1772.78 m = 5816.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 129 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 1001 71 140 3 -1.9 2.3 | 299 3 2.7 -1.5 1 1000 80 0 1 -0.0 -1.0 | 316 7 4.6 -4.8 2 975 305 225 9 6.4 6.4 | 257 11 11.0 2.6 3 942 610 235 5 4.1 2.9 | 276 9 8.7 -0.9 4 925 768 205 5 2.1 4.5 | 264 7 6.7 0.7 5 909 914 155 5 -2.1 4.5 | 254 3 2.5 0.7 6 878 1219 115 7 -6.3 3.0 | 64 2 -1.7 -0.9 7 850 1500 145 5 -2.9 4.1 | 261 2 1.8 0.3 8 848 1524 145 5 -2.9 4.1 | 261 2 1.8 0.3 9 789 2134 130 5 -3.8 3.2 | 307 1 0.8 -0.6 10 734 2743 75 6 -5.8 -1.6 | 12 5 -1.2 -5.4 11 700 3151 85 13 -13.0 -1.1 | 59 10 -8.3 -4.9 12 683 3353 85 13 -13.0 -1.1 | 59 10 -8.3 -4.9 13 633 3962 105 14 -13.5 3.6 | 89 9 -8.9 -0.2 14 588 4572 70 6 -5.6 -2.1 | 10 6 -1.0 -5.9 15 566 4877 110 6 -5.6 2.1 | 30 2 -1.0 -1.8 16 525 5486 70 8 -7.5 -2.7 | 24 7 -2.9 -6.5 17 500 5880 70 11 -10.3 -3.8 | 37 9 -5.7 -7.6 18 486 6096 75 11 -10.6 -2.8 | 42 9 -6.0 -6.7 19 467 6401 60 8 -6.9 -4.0 | 16 8 -2.3 -7.8 20 449 6706 20 15 -5.1 -14.1 | 2 18 -0.5 -17.9 21 431 7010 60 8 -6.9 -4.0 | 16 8 -2.3 -7.8 22 415 7315 55 8 -6.6 -4.6 | 13 9 -1.9 -8.4 23 400 7590 120 8 -6.9 4.0 | 95 2 -2.3 0.2 24 398 7620 90 6 -6.0 0.0 | 20 4 -1.4 -3.8 25 382 7925 175 5 -0.4 5.0 | 254 4 4.2 1.2 26 366 8230 290 7 6.6 -2.4 | 299 13 11.2 -6.2 27 351 8534 290 6 5.6 -2.1 | 300 12 10.3 -5.9 28 337 8839 235 6 4.9 3.4 | 272 10 9.5 -0.4 29 323 9144 265 8 8.0 0.7 | 284 13 12.6 -3.1 30 310 9449 245 7 6.3 3.0 | 274 11 11.0 -0.9 31 300 9690 185 11 1.0 11.0 | 218 9 5.6 7.1 32 297 9754 175 6 -0.5 6.0 | 242 5 4.1 2.2 33 272 10363 190 11 1.9 10.8 | 223 10 6.5 7.0 34 250 10960 195 19 4.9 18.4 | 213 17 9.5 14.5 35 227 11582 200 11 3.8 10.3 | 232 11 8.4 6.5 36 217 11887 235 10 8.2 5.7 | 261 13 12.8 1.9 37 207 12192 170 7 -1.2 6.9 | 228 5 3.4 3.1 38 200 12430 170 13 -2.3 12.8 | 195 9 2.4 9.0 39 188 12802 175 14 -1.2 13.9 | 199 11 3.4 10.1 40 171 13411 210 15 7.5 13.0 | 233 15 12.1 9.2 41 155 14021 225 11 7.8 7.8 | 252 13 12.4 4.0 42 150 14220 235 22 18.0 12.6 | 249 24 22.7 8.8 43 140 14630 250 19 17.9 6.5 | 263 23 22.5 2.7 44 126 15240 235 17 13.9 9.8 | 252 19 18.6 5.9 45 113 15850 180 20 0.0 20.0 | 196 17 4.6 16.2 46 100 16570 175 18 -1.6 17.9 | 192 14 3.1 14.1 47 95 16855 180 14 0.0 14.0 | 204 11 4.6 10.2 48 70 18560 130 11 -8.4 7.1 | 131 5 -3.8 3.3 49 50 20510 75 22 -21.3 -5.7 | 60 19 -16.6 -9.5 50 30 23610 95 48 -47.8 4.2 | 90 43 -43.2 0.4 51 20 26170 90 54 -54.0 0.0 | 86 50 -49.4 -3.8 52 10 30730 255 7 6.8 1.8 | 280 12 11.4 -2.0 Wind Parameters Mean winds (0-6000m): 99.5 at 8.0 knts Storm direction: 129.5 at 6.0 knts Shear (0-3000m) pos: 1.3 neg: 3.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 113.7 deg Storm rel helicity (0-3000m) pos: 16.1 neg: -29.6 tot: -13.5 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 21.67 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 ------------------------------------------------------------------------------- 500 229 6 268 9| 6.6 0.0 6.6| 7.0 -25.1 -18.1 -36.2 -0.30| 19.9 -6.0 1000 210 6 262 8| 3.3 4.5 7.8| 7.0 -29.3 -22.3 -22.3 -0.32| 14.7 -4.6 1500 180 6 247 5| 2.7 3.0 5.7| 7.0 -29.4 -22.4 -14.9 -0.25| 11.9 -3.0 2000 167 6 244 4| 2.0 2.5 4.4| 7.3 -29.4 -22.1 -11.1 -0.22| 9.2 -2.1 2500 154 6 242 3| 1.6 2.4 4.0| 7.9 -29.4 -21.5 -8.6 -0.16| 8.2 -1.3 3000 135 6 232 1| 1.3 3.1 4.4| 16.1 -29.6 -13.5 -4.5 -0.04| 8.0 -0.3 4000 111 8 70 3| 1.0 2.3 3.3| 29.8 -33.3 -3.5 -0.9 0.04| 7.0 0.3 5000 107 8 62 3| 0.9 1.4 2.3| 31.4 -47.1 -15.7 -3.1 -0.06| 7.0 -0.4 6000 99 8 53 4| 0.7 1.5 2.1| 37.1 -48.4 -11.3 -1.9 -0.03| 6.5 -0.2 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251203.12.gif