UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122412.upa.cvt Date: 1200Z 24 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 24 DEC 25 Station: SBNT WMO ident: 82599 Latitude: -5.92 Longitude: -35.25 Elevation: 52.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1007 52 28.6 21.6 66 7.0 23.6 130 10 301.1 304.1 296.4 349.2 16.34 1 1001 93 26.2 20.2 70 6.0 22.0 126 14 299.3 302.0 295.1 343.2 15.05 2 1000 100 26.0 20.0 70 6.0 21.8 125 15 299.1 301.9 294.9 342.5 14.88 3 925 781 19.6 18.4 93 1.2 18.8 125 21 299.4 302.0 294.7 341.8 14.55 4 856 1446 16.2 13.1 82 3.1 14.2 145 17 302.5 304.6 293.2 335.5 11.14 5 850 1506 16.4 11.8 74 4.6 13.4 145 16 303.3 305.2 292.7 333.9 10.28 6 831 1698 14.6 11.6 82 3.0 12.7 148 15 303.4 305.3 292.9 334.3 10.38 7 821 1800 16.6 3.6 42 13.0 9.2 150 14 306.6 307.7 290.3 325.0 6.04 8 748 2590 14.8 -14.2 12 29.0 2.8 100 9 312.9 313.2 288.2 318.5 1.70 9 700 3148 11.4 -20.6 9 32.0 -0.1 100 18 315.1 315.3 288.3 318.7 1.06 10 697 3184 11.4 -24.6 6 36.0 -0.6 99 18 315.5 315.6 288.1 318.1 0.75 11 638 3916 6.6 -8.4 33 15.0 -0.3 82 24 318.1 318.7 291.3 328.5 3.18 12 606 4337 5.2 -9.8 33 15.0 -1.6 65 13 321.2 321.8 292.0 331.2 3.00 13 547 5162 -2.1 -4.5 84 2.4 -3.3 316 9 322.1 323.1 293.9 338.5 5.01 14 501 5854 -6.5 -9.1 82 2.6 -7.7 349 1 324.9 325.7 293.7 337.7 3.84 15 500 5870 -6.5 -9.3 80 2.8 -7.7 350 1 325.1 325.9 293.7 337.7 3.78 16 495 5949 -6.5 -11.0 70 4.5 -8.4 23 2 326.1 326.7 293.6 337.3 3.34 17 491 6012 -6.3 -13.3 58 7.0 -9.1 49 3 327.1 327.6 293.4 336.6 2.79 18 477 6239 -6.7 -17.7 41 11.0 -10.7 72 5 329.3 329.7 293.4 336.2 1.99 19 425 7130 -13.7 -21.7 51 8.0 -16.2 344 9 331.4 331.7 293.6 337.0 1.59 20 405 7496 -15.1 -26.1 39 11.0 -18.1 338 14 334.2 334.4 293.9 338.3 1.12 21 400 7590 -13.9 -33.9 17 20.0 -18.3 345 16 336.9 337.0 294.1 339.0 0.54 22 399 7609 -13.7 -33.7 17 20.0 -18.2 348 15 337.4 337.5 294.2 339.5 0.56 23 300 9700 -31.3 -46.3 21 15.0 -32.9 315 22 341.3 341.3 294.8 342.1 0.20 24 274 10334 -37.5 -47.5 35 10.0 -38.3 301 29 341.2 341.3 294.8 342.0 0.19 25 257 10773 -41.5 -51.5 33 10.0 -42.1 300 33 341.7 341.7 294.8 342.2 0.13 26 250 10960 -42.9 -55.9 23 13.0 -43.5 300 35 342.3 342.3 295.0 342.6 0.08 27 208 12169 -52.7 -68.7 13 16.0 -53.0 300 42 345.4 345.4 295.6 345.5 0.02 28 200 12420 -55.1 -69.1 16 14.0 -55.4 300 44 345.5 345.5 295.6 345.6 0.02 29 171 13401 -63.3 -72.3 28 9.0 -63.4 309 33 347.8 347.8 296.1 347.8 0.01 30 160 13812 -61.7 -80.7 6 19.0 -61.9 315 32 357.1 357.1 298.1 357.1 0.00 31 150 14210 -62.9 -81.9 6 19.0 -63.0 310 41 361.7 361.7 299.0 361.7 0.00 32 135 14854 -65.7 -85.7 5 20.0 -65.8 312 27 367.8 367.8 300.2 367.8 0.00 33 100 16610 -81.1 -88.1 30 7.0 -81.1 5 12 371.0 371.0 300.8 371.0 0.00 34 93 17015 -83.9 -89.9 34 6.0 -83.9 30 14 373.3 373.3 301.1 373.3 0.00 35 84 17582 -81.5 -90.5 20 9.0 -81.5 112 13 389.2 389.2 303.7 389.2 0.00 36 76 18137 -85.5 -92.5 27 7.0 -85.5 140 16 392.1 392.1 304.1 392.1 0.00 37 70 18590 -84.1 -92.1 23 8.0 -84.1 125 27 404.5 404.5 305.8 404.5 0.00 38 64 19088 -82.9 -91.9 20 9.0 -82.9 118 27 417.6 417.6 307.4 417.6 0.00 39 62 19268 -77.3 -89.3 13 12.0 -77.3 107 25 433.8 433.8 309.3 433.8 0.00 40 50 20520 -72.1 -91.1 4 19.0 -72.2 90 35 473.6 473.6 313.0 473.6 0.00 41 43 21416 -67.9 -90.9 2 23.0 -68.1 90 52 504.8 504.8 315.3 504.8 0.00 42 40 21849 -69.3 -91.3 3 22.0 -69.5 89 60 511.8 511.8 315.8 511.8 0.00 43 30 23600 -61.1 -89.1 1 28.0 -61.9 95 73 578.1 578.1 319.6 578.1 0.00 44 25 24744 -56.9 -86.9 1 30.0 -58.4 99 77 621.1 621.1 321.5 621.1 0.01 45 23 25276 -53.3 -85.2 1 31.9 -55.6 90 85 646.8 646.8 322.6 646.8 0.01 46 21 25867 -49.3 -83.3 1 34.0 -52.9 90 85 675.8 675.8 323.6 675.9 0.02 TRP 93 17015 -83.9 -89.9 34 6.0 -83.9 30 14 373.3 373.3 301.1 373.3 0.00 WND 23 25276 -53.3 -85.2 1 31.9 -55.6 90 85 646.8 646.8 322.6 646.8 0.01 Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 563.97 mb = 4924.56 m = 16156.50 ft Wetbulb zero: 701.60 mb = 3128.85 m = 10265.14 ft Precipitable water: 1.46 inches Sfc-500 mean rel hum: 52.45 % Est. max temperature: 29.91 C = 85.85 F Sfc-Lift cond lev (LCL): 909.94 mb = 921.85 m = 3024.41 ft T: 18.88 C 700-500 lapse rate: 6.58 C/km ThetaE index: 15.79 C Layer 821.0- 700.0 mb Conv cond level (CCL): 890.23 mb = 1109.66 m = 3640.56 ft Mean mixing ratio: 14.65 g/kg Conv temperature: 28.36 C = 83.05 F Cap Strength: 3.88 C Lifted Index: -0.60 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.49 C Lifted Index @700 mb: 3.06 C Showalter Index: 2.91 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.30 C K Index: 2.70 Risk: None Sweat Index: 174.60 Risk: None Energy Index: 0.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.12 J/kg Max Up Vert Vel: 5.68 m/s Conv Inhibition (B-): 11.44 J/kg Cap Strength: 3.82 C Lift Cond Lev (LCL): 910.17 mb = 919.60 m = 3017.03 ft Lev Free Conv (LFC): 835.17 mb = 1655.22 m = 5430.43 ft Equ Level (EL): 825.17 mb = 1757.38 m = 5765.61 ft B at Equ Level: -0.12 J/kg Max Parcel Lev (MPL): 825.17 mb = 1757.38 m = 5765.61 ft Wind level data Storm motion: 137 at 10 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 1007 52 130 10 -7.7 6.4 | 56 1 -1.0 -0.7 1 1000 100 125 15 -12.3 8.6 | 105 6 -5.7 1.5 2 977 305 125 19 -15.6 10.9 | 113 10 -8.9 3.8 3 943 610 120 18 -15.6 9.0 | 102 9 -9.0 1.9 4 925 781 125 21 -17.2 12.0 | 115 12 -10.6 4.9 5 911 914 130 22 -16.9 14.1 | 124 12 -10.2 7.0 6 879 1219 145 19 -10.9 15.6 | 153 9 -4.3 8.4 7 850 1506 145 16 -9.2 13.1 | 157 7 -2.6 6.0 8 818 1829 150 14 -7.0 12.1 | 176 5 -0.4 5.0 9 789 2134 115 4 -3.6 1.7 | 331 6 3.0 -5.4 10 761 2438 100 6 -5.9 1.0 | 353 6 0.7 -6.1 11 700 3148 100 18 -17.7 3.1 | 70 12 -11.1 -4.0 12 633 3962 80 25 -24.6 -4.3 | 58 21 -18.0 -11.5 13 610 4267 70 14 -13.2 -4.8 | 29 14 -6.5 -11.9 14 565 4877 0 0 -0.0 -0.0 | 317 10 6.6 -7.1 15 544 5182 310 10 7.7 -6.4 | 313 20 14.3 -13.5 16 500 5870 350 1 0.2 -1.0 | 320 11 6.8 -8.1 17 486 6096 85 4 -4.0 -0.3 | 341 8 2.6 -7.5 18 415 7315 325 10 5.7 -8.2 | 321 20 12.4 -15.3 19 400 7590 345 16 4.1 -15.5 | 335 25 10.8 -22.6 20 398 7620 350 14 2.4 -13.8 | 337 23 9.1 -20.9 21 382 7925 305 16 13.1 -9.2 | 310 26 19.7 -16.3 22 367 8230 300 22 19.1 -11.0 | 305 31 25.7 -18.1 23 352 8534 290 28 26.3 -9.6 | 297 37 32.9 -16.7 24 337 8839 280 27 26.6 -4.7 | 290 35 33.2 -11.8 25 310 9449 305 17 13.9 -9.8 | 309 27 20.5 -16.9 26 300 9700 315 22 15.6 -15.6 | 316 32 22.2 -22.7 27 298 9754 320 22 14.1 -16.9 | 319 32 20.8 -24.0 28 273 10363 300 29 25.1 -14.5 | 304 38 31.7 -21.6 29 250 10960 300 35 30.3 -17.5 | 304 44 36.9 -24.6 30 200 12420 300 44 38.1 -22.0 | 303 53 44.7 -29.1 31 198 12497 305 44 36.0 -25.2 | 307 54 42.7 -32.4 32 162 13716 310 29 22.2 -18.6 | 312 39 28.8 -25.8 33 155 14021 325 38 21.8 -31.1 | 323 48 28.4 -38.2 34 150 14210 310 41 31.4 -26.4 | 311 51 38.0 -33.5 35 147 14326 320 46 29.6 -35.2 | 319 56 36.2 -42.4 36 140 14630 300 35 30.3 -17.5 | 304 44 36.9 -24.6 37 126 15240 335 10 4.2 -9.1 | 326 19 10.8 -16.2 38 108 16154 360 5 -0.0 -5.0 | 331 14 6.6 -12.1 39 100 16610 5 12 -1.0 -12.0 | 344 20 5.6 -19.1 40 97 16764 5 12 -1.0 -12.0 | 344 20 5.6 -19.1 41 93 17015 30 14 -7.0 -12.1 | 1 19 -0.4 -19.2 42 92 17069 5 15 -1.3 -14.9 | 346 23 5.3 -22.1 43 87 17374 105 21 -20.3 5.4 | 83 14 -13.7 -1.7 44 83 17678 115 9 -8.2 3.8 | 25 4 -1.5 -3.3 45 78 17983 130 14 -10.7 9.0 | 115 5 -4.1 1.9 46 74 18288 150 18 -9.0 15.6 | 164 9 -2.4 8.5 47 70 18590 125 27 -22.1 15.5 | 118 18 -15.5 8.4 48 70 18593 135 29 -20.5 20.5 | 134 19 -13.9 13.4 49 63 19202 115 27 -24.5 11.4 | 104 18 -17.8 4.3 50 57 19812 55 16 -13.1 -9.2 | 22 18 -6.5 -16.3 51 51 20422 60 16 -13.9 -8.0 | 26 17 -7.2 -15.1 52 50 20520 90 35 -35.0 0.0 | 76 29 -28.4 -7.1 53 48 20726 90 29 -29.0 0.0 | 72 23 -22.4 -7.1 54 42 21641 90 59 -59.0 0.0 | 82 53 -52.4 -7.1 55 32 23165 85 66 -65.7 -5.8 | 78 61 -59.1 -12.9 56 30 23600 95 73 -72.7 6.4 | 89 66 -66.1 -0.8 57 24 24994 100 78 -76.8 13.5 | 95 70 -70.2 6.4 58 23 25276 90 85 -85.0 0.0 | 85 79 -78.4 -7.1 59 21 25603 90 85 -85.0 0.0 | 85 79 -78.4 -7.1 60 18 26213 85 81 -80.7 -7.1 | 79 75 -74.1 -14.2 Wind Parameters Mean winds (0-6000m): 107.1 at 13.0 knts Storm direction: 137.1 at 9.7 knts Shear (0-3000m) pos: 1.3 neg: 2.9 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 9.4 deg Storm rel helicity (0-3000m) pos: 52.8 neg: -4.6 tot: 48.2 m^2/s^2 ave: 16.1 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.21 Bulk Shear: 5.02 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 ------------------------------------------------------------------------------- 500 124 17 108 8| 0.0 8.7 8.7| 2.8 -3.1 -0.3 -0.5 0.27| 11.1 3.0 1000 126 19 114 9| 3.0 4.4 7.4| 22.0 -3.1 18.9 18.9 0.50| 9.6 4.8 1500 131 19 125 9| 2.6 2.9 5.5| 31.3 -3.1 28.2 18.8 0.52| 8.6 4.5 2000 134 17 130 7| 2.0 2.0 4.0| 33.3 -3.7 29.6 14.8 0.20| 9.7 1.9 2500 132 15 123 5| 1.6 2.3 3.9| 39.7 -4.6 35.1 14.0 0.24| 9.2 2.2 3000 128 14 110 5| 1.3 2.9 4.2| 52.8 -4.6 48.2 16.1 0.33| 9.1 3.0 4000 114 16 87 8| 1.0 3.2 4.2| 55.3 -34.3 21.0 5.3 0.18| 8.8 1.6 5000 109 15 72 8| 0.8 1.6 2.4| 57.4-113.6 -56.1 -11.2 -0.09| 10.1 -0.9 6000 107 13 60 7| 0.6 1.3 2.0| 75.0-124.0 -49.0 -8.2 -0.05| 9.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251224.12.gif