UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:1200Z 1 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 ------------------------------------------------------------------------------- 0 1000 62 120 1 SFC 999 71 29.2 24.2 75 5.0 25.5 120 1 302.4 306.0 298.7 359.8 19.37 2 925 750 23.4 19.4 78 4.0 20.6 40 4 303.2 306.1 296.5 349.2 15.51 3 850 1487 20.8 -1.2 23 22.0 9.2 315 7 307.9 308.7 289.0 320.8 4.12 4 700 3132 10.6 -12.4 18 23.0 0.9 280 8 314.2 314.6 289.1 321.1 2.11 5 500 5870 -3.1 -32.1 9 29.0 -10.7 65 6 329.3 329.4 292.0 331.2 0.52 6 400 7600 -15.1 -19.8 67 4.7 -16.6 120 6 335.4 335.8 294.9 342.4 1.99 7 300 9700 -30.9 -35.0 67 4.1 -31.6 145 10 341.8 342.0 295.4 344.3 0.65 8 250 10970 -40.5 -43.0 77 2.5 -40.7 165 17 345.9 345.9 296.0 347.2 0.34 9 200 12450 -53.3 -59.3 48 6.0 -53.5 210 19 348.4 348.4 296.3 348.6 0.06 10 150 14240 -68.3 -77.3 26 9.0 -68.4 265 22 352.4 352.4 297.1 352.5 0.01 11 100 16580 -84.3 -92.3 23 8.0 -84.3 175 9 364.9 364.9 299.6 364.9 0.00 12 93 16974 -87.7 -95.7 21 8.0 -87.7 70 4 365.8 365.8 299.8 365.8 0.00 13 70 18540 -79.3 -88.3 21 9.0 -79.3 160 2 414.7 414.7 307.1 414.7 0.00 14 50 20510 -70.3 -87.3 7 17.0 -70.5 95 30 477.8 477.8 313.2 477.8 0.00 15 30 23600 -63.1 -92.1 1 29.0 -63.7 85 49 572.6 572.6 319.3 572.6 0.00 16 20 26150 -53.9 -88.9 1 35.0 -56.3 95 51 671.2 671.2 323.4 671.2 0.01 17 10 30720 -44.7 -82.7 1 38.0 -52.5 5 8 852.7 852.7 328.5 853.1 0.04 TRP 93 16974 -87.7 -95.7 21 8.0 -87.7 70 4 365.8 365.8 299.8 365.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5808.00 m Freezing level: 545.26 mb = 5250.45 m = 17225.68 ft Wetbulb zero: 684.47 mb = 3314.58 m = 10874.48 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 27.03 % Est. max temperature: 34.74 C = 94.53 F Sfc-Lift cond lev (LCL): 929.58 mb = 706.46 m = 2317.74 ft T: 23.77 C 700-500 lapse rate: 5.00 C/km ThetaE index: 39.08 C Layer 925.0- 700.0 mb Conv cond level (CCL): 803.42 mb = 1964.52 m = 6445.21 ft Mean mixing ratio: 16.19 g/kg Conv temperature: 36.55 C = 97.79 F Cap Strength: 2.79 C Lifted Index: -0.60 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.20 C Lifted Index @700 mb: -0.32 C Showalter Index: 12.88 C Risk: None Total Totals Index: 25.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 1.90 C K Index: -0.30 Risk: None Sweat Index: 20.00 Risk: None Energy Index: 2.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 710.48 J/kg Max Up Vert Vel: 37.70 m/s Conv Inhibition (B-): 114.42 J/kg Cap Strength: 2.77 C Lift Cond Lev (LCL): 882.61 mb = 1158.90 m = 3802.11 ft Lev Free Conv (LFC): 707.61 mb = 3040.42 m = 9975.01 ft Equ Level (EL): 167.61 mb = 13549.42 m = 44452.95 ft B at Equ Level: 710.10 J/kg Max Parcel Lev (MPL): 87.61 mb = 17303.34 m = 56768.80 ft Wind level data Storm motion: 334 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 ---------------------------------------------------------- 0 999 71 120 1 -0.9 0.5 | 149 7 -3.5 5.9 1 973 305 275 4 4.0 -0.3 | 195 5 1.4 5.1 2 940 610 360 1 -0.0 -1.0 | 149 5 -2.6 4.4 3 925 750 40 4 -2.6 -3.1 | 114 6 -5.2 2.4 4 908 914 65 4 -3.6 -1.7 | 121 7 -6.3 3.7 5 877 1219 255 2 1.9 0.5 | 173 6 -0.7 5.9 6 850 1487 315 7 4.9 -4.9 | 258 2 2.3 0.5 7 846 1524 315 7 4.9 -4.9 | 258 2 2.3 0.5 8 733 2743 310 12 9.2 -7.7 | 289 7 6.6 -2.3 9 707 3048 290 7 6.6 -2.4 | 233 5 4.0 3.0 10 700 3132 280 8 7.9 -1.4 | 232 7 5.3 4.0 11 609 4267 275 11 11.0 -1.0 | 242 9 8.3 4.5 12 586 4572 305 11 9.0 -6.3 | 278 6 6.4 -0.9 13 524 5486 320 11 7.1 -8.4 | 304 5 4.4 -3.0 14 505 5791 10 4 -0.7 -3.9 | 114 4 -3.3 1.5 15 500 5870 65 6 -5.4 -2.5 | 110 9 -8.1 2.9 16 486 6096 90 5 -5.0 0.0 | 125 9 -7.6 5.4 17 432 7010 100 5 -4.9 0.9 | 130 10 -7.6 6.3 18 415 7315 355 1 0.1 -1.0 | 150 5 -2.5 4.4 19 400 7600 120 6 -5.2 3.0 | 137 11 -7.8 8.4 20 399 7620 120 4 -3.5 2.0 | 141 10 -6.1 7.4 21 367 8230 125 9 -7.4 5.2 | 137 15 -10.0 10.6 22 352 8534 110 11 -10.3 3.8 | 125 16 -13.0 9.2 23 338 8839 115 6 -5.4 2.5 | 135 11 -8.1 8.0 24 300 9700 145 10 -5.7 8.2 | 148 16 -8.4 13.6 25 298 9754 145 12 -6.9 9.8 | 148 18 -9.5 15.3 26 273 10363 145 9 -5.2 7.4 | 149 15 -7.8 12.8 27 261 10668 175 10 -0.9 10.0 | 167 16 -3.5 15.4 28 250 10970 165 17 -4.4 16.4 | 162 23 -7.0 21.8 29 250 10973 175 19 -1.7 18.9 | 170 25 -4.3 24.4 30 228 11582 165 16 -4.1 15.5 | 162 22 -6.8 20.9 31 200 12450 210 19 9.5 16.5 | 197 23 6.9 21.9 32 189 12802 190 16 2.8 15.8 | 180 21 0.2 21.2 33 171 13411 235 21 17.2 12.0 | 220 23 14.6 17.5 34 150 14240 265 22 21.9 1.9 | 249 21 19.3 7.3 35 126 15240 285 22 21.3 -5.7 | 271 19 18.6 -0.3 36 120 15545 265 18 17.9 1.6 | 245 17 15.3 7.0 37 113 15850 285 8 7.7 -2.1 | 237 6 5.1 3.4 38 102 16459 195 10 2.6 9.7 | 180 15 -0.0 15.1 39 100 16580 175 9 -0.8 9.0 | 167 15 -3.4 14.4 40 93 16974 70 4 -3.8 -1.4 | 122 8 -6.4 4.1 41 70 18540 160 2 -0.7 1.9 | 156 8 -3.3 7.3 42 50 20510 95 30 -29.9 2.6 | 104 33 -32.5 8.0 43 30 23600 85 49 -48.8 -4.3 | 91 51 -51.4 1.2 44 20 26150 95 51 -50.8 4.4 | 100 54 -53.4 9.9 45 10 30720 5 8 -0.7 -8.0 | 53 4 -3.3 -2.5 Wind Parameters Mean winds (0-6000m): 304.2 at 8.0 knts Storm direction: 334.2 at 6.0 knts Shear (0-3000m) pos: 0.0 neg: 1.4 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 83.4 deg Storm rel helicity (0-3000m) pos: 21.5 neg: -15.4 tot: 6.1 m^2/s^2 ave: 2.0 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.9 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 165.41 Bulk Shear: 4.30 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 ------------------------------------------------------------------------------- 500 283 3 179 5| 0.0 2.2 2.2| 9.0 -2.7 6.3 12.6 0.20| 11.3 2.2 1000 356 3 136 4| 0.0 2.0 2.0| 12.1 -6.9 5.2 5.2 0.09| 10.5 0.9 1500 327 3 164 3| 0.0 2.8 2.8| 19.7 -6.9 12.8 8.5 0.31| 10.3 3.2 2000 318 5 192 2| 0.0 2.6 2.6| 20.6 -6.9 13.7 6.8 0.33| 8.2 2.7 2500 315 6 227 2| 0.0 2.5 2.5| 21.4 -6.9 14.5 5.8 0.32| 7.0 2.3 3000 312 7 244 2| 0.0 1.4 1.4| 21.5 -15.4 6.1 2.0 0.14| 6.9 0.9 4000 300 7 243 4| 0.0 1.5 1.5| 23.7 -15.4 8.3 2.1 0.15| 5.7 0.8 5000 299 8 250 5| 0.7 1.2 1.9| 36.5 -15.4 21.1 4.2 0.25| 5.4 1.3 6000 304 8 257 4| 1.3 1.0 2.3| 48.8 -15.4 33.4 5.6 0.35| 6.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251201.12.gif