UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for SBVH... Searching the city database file for: SBVH ... Date:1200Z 18 DEC 25 Station: SBVH WMO ident: 83208 Latitude: -12.73 Longitude: -60.13 Elevation: 652.00 ------------------------------------------------------------------------------- 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 79 SFC 941 652 22.2 22.2 100 0.0 22.2 260 2 300.5 303.9 297.5 353.9 18.19 2 925 761 21.2 21.0 99 0.2 21.1 215 2 301.0 304.1 297.0 351.5 17.17 3 850 1492 17.6 16.9 96 0.7 17.1 325 5 304.6 307.3 296.1 347.5 14.40 4 700 3135 9.8 7.9 88 1.9 8.6 315 10 313.3 315.2 295.1 343.1 9.60 5 689 3267 8.8 7.8 93 1.0 8.2 317 10 313.6 315.5 295.2 343.7 9.69 6 628 4032 6.2 2.0 74 4.2 3.8 313 13 319.1 320.5 294.7 341.6 7.06 7 574 4765 1.4 0.6 94 0.8 1.0 346 10 321.8 323.2 295.4 344.3 6.99 8 545 5182 -0.5 -1.8 91 1.3 -1.2 97 1 324.3 325.6 295.4 344.5 6.17 9 540 5256 0.2 -4.0 73 4.2 -2.0 94 1 326.0 327.1 295.1 343.5 5.28 10 500 5870 -4.1 -5.5 90 1.4 -4.8 30 4 328.0 329.1 295.5 345.0 5.09 11 470 6356 -7.9 -7.9 100 0.0 -7.9 59 3 329.2 330.1 295.3 344.3 4.49 12 420 7227 -12.3 -14.0 87 1.7 -13.0 110 20 334.3 334.9 295.5 345.0 3.09 13 416 7300 -12.1 -15.6 75 3.5 -13.5 110 21 335.5 336.0 295.5 345.1 2.73 14 400 7600 -14.3 -18.3 72 4.0 -15.7 110 26 336.4 336.9 295.4 344.4 2.26 15 389 7811 -15.3 -24.3 46 9.0 -17.9 110 28 337.8 338.1 295.0 342.8 1.38 16 371 8166 -18.1 -21.9 72 3.8 -19.3 110 27 338.7 339.0 295.6 345.1 1.79 17 354 8515 -20.1 -30.1 41 10.0 -22.4 109 25 340.6 340.7 295.3 343.9 0.89 18 347 8663 -21.3 -28.3 53 7.0 -23.0 108 24 340.9 341.1 295.5 344.9 1.07 19 340 8813 -21.9 -30.9 44 9.0 -23.9 107 24 342.1 342.2 295.6 345.3 0.86 20 300 9720 -28.9 -38.9 38 10.0 -30.4 95 18 344.6 344.7 295.8 346.4 0.44 21 291 9936 -30.1 -43.1 27 13.0 -31.7 89 16 346.0 346.0 296.0 347.1 0.29 22 278 10257 -32.5 -44.5 29 12.0 -33.8 81 14 347.0 347.1 296.2 348.1 0.26 23 250 10990 -39.3 -47.3 42 8.0 -39.9 115 5 347.6 347.7 296.3 348.5 0.21 24 217 11945 -47.5 -54.5 44 7.0 -47.9 95 11 349.3 349.3 296.6 349.8 0.11 25 215 12006 -48.1 -57.1 35 9.0 -48.4 93 11 349.3 349.3 296.5 349.6 0.08 26 204 12351 -51.1 -56.1 55 5.0 -51.3 80 15 349.9 349.9 296.7 350.3 0.09 27 200 12480 -52.3 -57.3 55 5.0 -52.5 75 16 349.9 350.0 296.7 350.3 0.08 28 188 12876 -55.5 -65.5 28 10.0 -55.7 63 17 351.0 351.0 296.9 351.2 0.03 29 164 13729 -63.5 -68.5 51 5.0 -63.6 65 24 351.6 351.6 297.0 351.7 0.02 30 150 14270 -68.3 -74.3 42 6.0 -68.4 60 31 352.4 352.4 297.2 352.5 0.01 31 142 14597 -71.3 -77.3 40 6.0 -71.3 60 32 352.8 352.8 297.3 352.8 0.01 32 126 15297 -75.9 -83.9 27 8.0 -75.9 57 27 356.7 356.7 298.0 356.7 0.00 33 100 16610 -83.1 -87.9 43 4.8 -83.1 80 32 367.2 367.2 300.1 367.2 0.00 34 93 17013 -84.5 -89.3 42 4.8 -84.5 80 31 372.1 372.1 300.9 372.1 0.00 35 86 17449 -81.3 -89.3 25 8.0 -81.3 94 32 387.0 387.0 303.3 387.0 0.00 36 70 18610 -79.9 -88.9 21 9.0 -79.9 95 45 413.4 413.4 306.9 413.5 0.00 37 61 19396 -76.5 -88.5 13 12.0 -76.6 75 40 437.6 437.6 309.6 437.6 0.00 38 55 20005 -68.1 -89.1 3 21.0 -68.3 68 32 470.0 470.0 312.7 470.0 0.00 39 50 20580 -66.7 -89.7 3 23.0 -67.0 75 20 486.3 486.3 314.0 486.3 0.00 40 48 20827 -65.7 -88.7 3 23.0 -66.0 87 18 494.4 494.4 314.5 494.4 0.00 41 45 21218 -67.3 -89.3 3 22.0 -67.5 116 15 499.7 499.7 314.9 499.7 0.00 42 38 22250 -62.5 -88.5 2 26.0 -63.0 114 42 536.7 536.7 317.3 536.7 0.00 43 33 23118 -63.5 -89.5 2 26.0 -64.1 101 55 556.2 556.2 318.4 556.2 0.00 44 30 23710 -58.9 -86.9 2 28.0 -59.9 75 57 584.1 584.1 319.9 584.1 0.01 45 28 24143 -58.5 -86.5 2 28.0 -59.6 80 55 596.8 596.8 320.5 596.9 0.01 TRP 93 17013 -84.5 -89.3 42 4.8 -84.5 80 31 372.1 372.1 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 552.63 mb = 5072.45 m = 16641.69 ft Freezing level: 541.43 mb = 5235.10 m = 17175.31 ft Freezing level: 538.14 mb = 5284.79 m = 17338.33 ft Wetbulb zero: 561.20 mb = 4946.59 m = 16228.76 ft Precipitable water: 2.05 inches Sfc-500 mean rel hum: 89.20 % Est. max temperature: 29.37 C = 84.86 F Sfc-Lift cond lev (LCL): 941.37 mb = 648.29 m = 2126.91 ft T: -9999.00 C 700-500 lapse rate: 5.08 C/km ThetaE index: 10.85 C Layer 925.0- 689.0 mb Conv cond level (CCL): 878.71 mb = 1204.81 m = 3952.76 ft Mean mixing ratio: 15.93 g/kg Conv temperature: 24.79 C = 76.63 F Cap Strength: 0.18 C Lifted Index: -1.07 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.44 C Lifted Index @700 mb: -0.77 C Showalter Index: -0.25 C Risk: Thunderstorms probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.00 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 216.80 Risk: None Energy Index: -0.58 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 277.89 J/kg Max Up Vert Vel: 23.57 m/s Conv Inhibition (B-): 0.56 J/kg Cap Strength: 0.18 C Lift Cond Lev (LCL): 885.34 mb = 1139.84 m = 3739.60 ft Lev Free Conv (LFC): 860.34 mb = 1387.47 m = 4552.02 ft Equ Level (EL): 290.34 mb = 9951.75 m = 32649.71 ft B at Equ Level: 276.43 J/kg Max Parcel Lev (MPL): 120.34 mb = 15558.17 m = 51043.24 ft Wind level data Storm motion: 346 at 5 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 ---------------------------------------------------------- 0 941 652 260 2 2.0 0.3 | 187 6 0.7 5.5 1 925 761 215 2 1.1 1.6 | 179 7 -0.2 6.8 2 909 914 125 2 -1.6 1.1 | 155 7 -2.9 6.3 3 877 1219 185 1 0.1 1.0 | 169 6 -1.2 6.1 4 850 1492 325 5 2.9 -4.1 | 237 2 1.6 1.0 5 788 2134 275 7 7.0 -0.6 | 231 7 5.7 4.5 6 760 2438 295 7 6.3 -3.0 | 247 5 5.0 2.2 7 733 2743 315 10 7.1 -7.1 | 289 6 5.8 -1.9 8 707 3048 305 10 8.2 -5.7 | 275 7 6.9 -0.6 9 700 3135 315 10 7.1 -7.1 | 289 6 5.8 -1.9 10 656 3658 325 12 6.9 -9.8 | 310 7 5.6 -4.7 11 609 4267 305 14 11.5 -8.0 | 286 11 10.2 -2.9 12 587 4572 300 14 12.1 -7.0 | 280 11 10.8 -1.9 13 544 5182 100 1 -1.0 0.2 | 157 6 -2.3 5.3 14 500 5870 30 4 -2.0 -3.5 | 117 4 -3.3 1.7 15 486 6096 30 5 -2.5 -4.3 | 102 4 -3.8 0.8 16 467 6401 65 3 -2.7 -1.3 | 134 6 -4.0 3.9 17 449 6706 95 11 -11.0 1.0 | 116 14 -12.3 6.1 18 432 7010 110 16 -15.0 5.5 | 123 19 -16.3 10.6 19 400 7600 110 26 -24.4 8.9 | 119 29 -25.7 14.0 20 383 7925 110 29 -27.3 9.9 | 118 32 -28.6 15.0 21 367 8230 110 26 -24.4 8.9 | 119 29 -25.7 14.0 22 324 9144 105 22 -21.3 5.7 | 116 25 -22.6 10.8 23 300 9720 95 18 -17.9 1.6 | 109 20 -19.2 6.7 24 262 10668 70 10 -9.4 -3.4 | 99 11 -10.7 1.7 25 250 10990 115 5 -4.5 2.1 | 141 9 -5.8 7.2 26 239 11278 120 4 -3.5 2.0 | 146 9 -4.8 7.1 27 200 12480 75 16 -15.5 -4.1 | 93 17 -16.8 1.0 28 199 12497 75 16 -15.5 -4.1 | 93 17 -16.8 1.0 29 181 13106 55 18 -14.7 -10.3 | 72 17 -16.0 -5.2 30 156 14021 70 27 -25.4 -9.2 | 81 27 -26.7 -4.1 31 150 14270 60 31 -26.8 -15.5 | 70 30 -28.1 -10.4 32 141 14630 60 32 -27.7 -16.0 | 69 31 -29.0 -10.9 33 127 15240 55 27 -22.1 -15.5 | 66 26 -23.4 -10.4 34 114 15850 85 19 -18.9 -1.7 | 100 21 -20.2 3.5 35 103 16459 105 28 -27.0 7.2 | 114 31 -28.3 12.4 36 100 16610 80 32 -31.5 -5.6 | 89 33 -32.8 -0.4 37 97 16764 85 31 -30.9 -2.7 | 94 32 -32.2 2.4 38 93 17013 80 31 -30.5 -5.4 | 90 32 -31.8 -0.3 39 87 17374 80 31 -30.5 -5.4 | 90 32 -31.8 -0.3 40 83 17678 135 35 -24.7 24.7 | 139 40 -26.1 29.9 41 70 18593 105 46 -44.4 11.9 | 110 49 -45.7 17.0 42 70 18610 95 45 -44.8 3.9 | 101 47 -46.1 9.0 43 57 19812 65 37 -33.5 -15.6 | 73 36 -34.8 -10.5 44 50 20580 75 20 -19.3 -5.2 | 90 21 -20.6 -0.1 45 49 20726 75 20 -19.3 -5.2 | 90 21 -20.6 -0.1 46 46 21031 110 15 -14.1 5.1 | 124 18 -15.4 10.3 47 44 21336 120 15 -13.0 7.5 | 131 19 -14.3 12.6 48 42 21641 100 22 -21.7 3.8 | 111 25 -23.0 8.9 49 36 22555 120 51 -44.2 25.5 | 124 55 -45.5 30.6 50 31 23470 90 58 -58.0 0.0 | 95 60 -59.3 5.1 51 30 23710 75 57 -55.1 -14.8 | 80 57 -56.4 -9.6 52 30 23774 80 54 -53.2 -9.4 | 86 55 -54.5 -4.3 53 25 24384 80 56 -55.1 -9.7 | 85 57 -56.5 -4.6 Wind Parameters Mean winds (0-6000m): 315.7 at 7.0 knts Storm direction: 345.7 at 5.3 knts Shear (0-3000m) pos: 2.5 neg: 0.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 123.0 deg Storm rel helicity (0-3000m) pos: 26.3 neg: -10.3 tot: 16.0 m^2/s^2 ave: 5.3 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 1.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 29.15 Bulk Shear: 9.53 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 ------------------------------------------------------------------------------- 500 178 2 169 7| 0.0 2.4 2.4| 2.0 -6.3 -4.3 -8.5 -0.43| 5.7 -2.5 1000 291 3 195 4| 3.3 1.2 4.5| 10.5 -6.3 4.2 4.2 0.28| 7.5 2.1 1500 289 4 211 5| 2.2 1.3 3.6| 10.5 -7.9 2.7 1.8 0.16| 6.4 1.0 2000 291 5 222 5| 2.8 1.0 3.8| 17.4 -7.9 9.6 4.8 0.31| 6.1 1.9 2500 299 6 238 4| 2.5 0.8 3.3| 22.1 -10.3 11.8 4.7 0.31| 5.9 1.8 3000 306 7 253 4| 2.5 0.7 3.2| 26.3 -10.3 16.0 5.3 0.36| 5.3 1.9 4000 308 8 270 5| 1.9 0.9 2.8| 35.6 -22.1 13.5 3.4 0.25| 5.4 1.3 5000 308 8 265 5| 1.0 0.5 1.5| 59.7 -25.2 34.5 6.9 0.42| 6.7 2.8 6000 316 7 269 4| 1.3 0.3 1.6| 62.3 -30.7 31.6 5.3 0.34| 6.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//SBVH/skewt/SBVH.skewt.20251218.12.gif