UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 20 APR 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 28.2 24.8 82 3.4 25.7 130 8 300.7 304.4 298.6 359.5 19.94 1 1000 100 27.8 24.5 82 3.3 25.3 125 22 301.0 304.6 298.5 359.0 19.71 2 925 788 22.2 20.6 91 1.6 21.1 125 23 302.0 305.1 297.0 351.4 16.74 3 921 826 21.8 20.9 95 0.9 21.2 126 23 302.0 305.1 297.2 352.6 17.14 4 850 1522 19.2 14.2 73 5.0 15.8 145 14 306.3 308.5 294.9 342.5 12.07 5 835 1675 18.8 10.8 60 8.0 13.7 147 14 307.4 309.2 293.6 337.0 9.79 6 741 2690 12.2 11.2 94 1.0 11.6 126 11 310.9 313.0 295.7 345.7 11.36 7 719 2942 10.8 8.4 85 2.4 9.3 107 11 312.0 313.9 294.8 341.9 9.67 8 700 3166 10.2 3.2 62 7.0 6.2 90 12 313.8 315.1 293.2 335.4 6.90 9 675 3468 8.2 0.2 57 8.0 3.8 91 12 314.8 315.9 292.5 333.0 5.76 10 614 4244 3.4 1.3 86 2.1 2.2 82 10 317.9 319.3 294.3 339.8 6.87 11 581 4691 1.8 -4.2 64 6.0 -1.2 70 13 321.1 322.1 293.5 336.9 4.83 12 547 5176 -0.9 -2.0 92 1.1 -1.5 73 16 323.5 324.7 295.1 343.2 6.05 13 538 5309 -0.7 -4.2 77 3.5 -2.5 76 17 325.3 326.3 294.9 342.5 5.22 14 500 5890 -4.9 -6.3 90 1.4 -5.6 90 21 327.1 328.0 295.0 343.0 4.78 15 493 6001 -5.9 -6.5 96 0.6 -6.2 87 20 327.2 328.1 295.1 343.1 4.78 16 478 6243 -6.1 -9.5 77 3.4 -7.7 80 19 329.8 330.6 295.0 343.0 3.90 17 457 6594 -8.9 -9.7 94 0.8 -9.2 69 20 330.6 331.4 295.3 344.2 4.01 18 431 7048 -10.1 -31.1 16 21.0 -15.4 72 20 334.6 334.8 293.6 337.1 0.66 19 429 7083 -10.3 -21.3 40 11.0 -13.9 73 20 334.8 335.2 294.5 340.7 1.63 20 428 7101 -10.5 -29.5 19 19.0 -15.4 74 20 334.8 335.0 293.7 337.7 0.78 21 416 7320 -12.1 -20.1 51 8.0 -14.8 78 21 335.5 335.9 294.8 342.1 1.86 22 406 7506 -12.9 -31.9 19 19.0 -17.4 82 21 336.8 336.9 294.1 339.2 0.65 23 400 7620 -13.7 -28.7 27 15.0 -17.6 85 21 337.2 337.4 294.4 340.5 0.89 24 376 8086 -17.7 -23.7 59 6.0 -19.4 89 22 337.9 338.2 295.1 343.4 1.50 25 371 8185 -18.3 -26.3 49 8.0 -20.4 90 22 338.4 338.7 295.0 342.8 1.20 26 369 8226 -18.7 -22.1 75 3.4 -19.7 90 22 338.4 338.8 295.4 344.8 1.76 27 368 8246 -18.7 -21.2 81 2.5 -19.5 90 22 338.7 339.1 295.6 345.6 1.91 28 344 8744 -21.7 -26.7 64 5.0 -22.9 86 17 341.2 341.4 295.7 345.8 1.25 29 339 8852 -21.7 -43.7 12 22.0 -25.0 85 16 342.6 342.7 295.2 343.6 0.23 30 336 8917 -22.1 -41.1 16 19.0 -25.1 85 15 342.9 343.0 295.3 344.2 0.31 31 332 9005 -21.9 -51.9 5 30.0 -25.5 85 13 344.4 344.4 295.4 344.8 0.10 32 300 9740 -28.5 -53.5 7 25.0 -30.9 205 11 345.2 345.2 295.6 345.6 0.09 33 270 10487 -35.1 -54.1 13 19.0 -36.5 235 10 346.2 346.2 295.8 346.6 0.09 34 250 11020 -39.5 -54.5 19 15.0 -40.4 245 11 347.3 347.4 296.1 347.7 0.09 35 206 12317 -50.1 -68.1 10 18.0 -50.5 263 11 350.5 350.5 296.7 350.5 0.02 36 200 12510 -51.9 -66.9 15 15.0 -52.2 255 10 350.6 350.6 296.8 350.7 0.02 37 187 12940 -55.9 -65.9 28 10.0 -56.1 271 11 350.9 350.9 296.8 351.1 0.03 38 176 13321 -59.1 -72.1 17 13.0 -59.3 290 12 351.8 351.8 297.0 351.9 0.01 39 150 14300 -67.3 -75.3 31 8.0 -67.4 330 20 354.2 354.2 297.5 354.2 0.01 40 129 15195 -74.3 -79.2 47 4.9 -74.3 290 17 357.2 357.2 298.1 357.2 0.01 41 128 15241 -74.5 -79.5 46 5.0 -74.5 286 17 357.6 357.6 298.2 357.6 0.01 42 115 15861 -76.7 -86.7 19 10.0 -76.7 290 11 364.7 364.7 299.6 364.7 0.00 43 100 16660 -79.9 -87.9 25 8.0 -79.9 330 13 373.4 373.4 301.1 373.4 0.00 44 83 17705 -84.1 -91.1 28 7.0 -84.1 180 10 385.2 385.2 303.1 385.2 0.00 45 79 17980 -83.5 -91.5 23 8.0 -83.5 180 10 392.0 392.0 304.0 392.0 0.00 46 77 18124 -78.1 -89.1 15 11.0 -78.1 216 6 406.1 406.1 306.0 406.1 0.00 47 72 18508 -79.1 -90.1 15 11.0 -79.1 302 6 411.8 411.8 306.7 411.8 0.00 48 70 18670 -73.9 -88.9 8 15.0 -74.0 335 9 426.3 426.3 308.4 426.3 0.00 49 69 18754 -73.5 -88.5 8 15.0 -73.6 331 9 428.9 428.9 308.7 428.9 0.00 50 66 19015 -73.1 -90.1 6 17.0 -73.2 305 13 435.3 435.3 309.4 435.3 0.00 51 58 19775 -71.9 -90.9 4 19.0 -72.0 210 13 454.4 454.4 311.3 454.4 0.00 52 55 20092 -66.5 -90.5 2 24.0 -66.7 210 13 473.7 473.7 313.0 473.7 0.00 53 53 20317 -66.1 -90.1 2 24.0 -66.4 251 12 479.7 479.7 313.4 479.7 0.00 54 50 20670 -66.7 -89.7 3 23.0 -67.0 320 11 486.3 486.3 314.0 486.3 0.00 55 46 21172 -68.9 -90.9 3 22.0 -69.1 319 11 492.7 492.7 314.4 492.7 0.00 56 38 22336 -61.3 -90.3 1 29.0 -61.9 329 26 539.8 539.8 317.5 539.8 0.00 57 33 23209 -62.3 -90.3 1 28.0 -63.0 281 28 559.3 559.3 318.6 559.4 0.00 58 32 23400 -59.7 -89.7 1 30.0 -60.6 271 26 571.2 571.2 319.2 571.3 0.00 TRP 83 17705 -84.1 -91.1 28 7.0 -84.1 180 10 385.2 385.2 303.1 385.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 558.33 mb = 5014.34 m = 16451.04 ft Wetbulb zero: 592.56 mb = 4531.80 m = 14867.91 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 78.22 % Est. max temperature: 33.28 C = 91.90 F Sfc-Lift cond lev (LCL): 959.07 mb = 468.81 m = 1538.07 ft T: 24.80 C 700-500 lapse rate: 5.54 C/km ThetaE index: 15.54 C Layer 850.0- 741.0 mb Conv cond level (CCL): 917.67 mb = 857.23 m = 2812.40 ft Mean mixing ratio: 18.04 g/kg Conv temperature: 29.62 C = 85.32 F Cap Strength: 0.56 C Lifted Index: -3.63 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.68 C Lifted Index @700 mb: -1.66 C Showalter Index: 0.88 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.10 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 219.40 Risk: None Energy Index: 0.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1230.25 J/kg Max Up Vert Vel: 49.60 m/s Conv Inhibition (B-): 10.06 J/kg Cap Strength: 0.52 C Lift Cond Lev (LCL): 925.74 mb = 780.90 m = 2561.98 ft Lev Free Conv (LFC): 810.74 mb = 1925.65 m = 6317.68 ft Equ Level (EL): 140.74 mb = 14678.08 m = 48155.85 ft B at Equ Level: 1222.64 J/kg Max Parcel Lev (MPL): 80.74 mb = 17858.27 m = 58589.40 ft Wind level data Storm motion: 137 at 11 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 8 -6.1 5.1 | 335 3 1.4 -3.1 1 1000 100 125 22 -18.0 12.6 | 113 11 -10.4 4.4 2 944 610 125 23 -18.8 13.2 | 114 12 -11.3 4.9 3 925 788 125 23 -18.8 13.2 | 114 12 -11.3 4.9 4 912 914 130 22 -16.9 14.1 | 122 11 -9.3 5.9 5 880 1219 130 16 -12.3 10.3 | 113 5 -4.7 2.0 6 850 1522 145 14 -8.0 11.5 | 172 3 -0.5 3.2 7 820 1829 150 14 -7.0 12.1 | 188 4 0.6 3.9 8 791 2134 135 12 -8.5 8.5 | 104 1 -0.9 0.2 9 763 2438 145 10 -5.7 8.2 | 272 2 1.8 -0.1 10 700 3166 90 12 -12.0 0.0 | 28 9 -4.4 -8.3 11 684 3353 90 12 -12.0 0.0 | 28 9 -4.4 -8.3 12 634 3962 95 11 -11.0 1.0 | 25 8 -3.4 -7.3 13 611 4267 80 10 -9.8 -1.7 | 13 10 -2.3 -10.0 14 567 4877 65 15 -13.6 -6.3 | 22 16 -6.0 -14.6 15 506 5791 90 19 -19.0 0.0 | 54 14 -11.4 -8.3 16 500 5890 90 21 -21.0 0.0 | 58 16 -13.4 -8.3 17 487 6096 85 19 -18.9 -1.7 | 49 15 -11.4 -9.9 18 450 6706 65 20 -18.1 -8.5 | 32 20 -10.6 -16.7 19 400 7620 85 21 -20.9 -1.8 | 53 17 -13.3 -10.1 20 368 8230 90 22 -22.0 0.0 | 60 17 -14.4 -8.3 21 339 8839 85 16 -15.9 -1.4 | 41 13 -8.4 -9.6 22 325 9144 85 10 -10.0 -0.9 | 15 9 -2.4 -9.1 23 300 9740 205 11 4.6 10.0 | 262 12 12.2 1.7 24 299 9754 210 10 5.0 8.7 | 268 13 12.6 0.4 25 287 10058 190 10 1.7 9.8 | 260 9 9.3 1.6 26 263 10668 255 10 9.7 2.6 | 288 18 17.2 -5.7 27 252 10973 235 10 8.2 5.7 | 279 16 15.8 -2.5 28 250 11020 245 11 10.0 4.6 | 282 18 17.5 -3.6 29 220 11887 280 12 11.8 -2.1 | 298 22 19.4 -10.3 30 200 12510 255 10 9.7 2.6 | 288 18 17.2 -5.7 31 191 12802 265 10 10.0 0.9 | 293 19 17.5 -7.4 32 165 13716 310 14 10.7 -9.0 | 313 25 18.3 -17.3 33 157 14021 300 14 12.1 -7.0 | 308 25 19.7 -15.3 34 150 14300 330 20 10.0 -17.3 | 326 31 17.6 -25.6 35 142 14630 330 21 10.5 -18.2 | 326 32 18.1 -26.4 36 128 15240 285 17 16.4 -4.4 | 298 27 24.0 -12.7 37 121 15545 310 16 12.3 -10.3 | 313 27 19.8 -18.5 38 115 15850 290 11 10.3 -3.8 | 304 22 17.9 -12.0 39 104 16459 315 2 1.4 -1.4 | 317 13 9.0 -9.7 40 100 16660 330 13 6.5 -11.3 | 324 24 14.1 -19.5 41 93 17069 330 13 6.5 -11.3 | 324 24 14.1 -19.5 42 83 17678 190 14 2.4 13.8 | 241 11 10.0 5.5 43 83 17705 180 10 0.0 10.0 | 257 8 7.6 1.7 44 79 17983 180 10 0.0 10.0 | 257 8 7.6 1.7 45 75 18288 255 1 1.0 0.3 | 313 12 8.5 -8.0 46 70 18670 335 9 3.8 -8.2 | 325 20 11.4 -16.4 47 67 18898 325 10 5.7 -8.2 | 321 21 13.3 -16.4 48 64 19202 275 18 17.9 -1.6 | 291 27 25.5 -9.8 49 61 19507 210 13 6.5 11.3 | 258 14 14.1 3.0 50 55 20117 210 13 6.5 11.3 | 258 14 14.1 3.0 51 50 20670 320 11 7.1 -8.4 | 319 22 14.6 -16.7 52 49 20726 110 10 -9.4 3.4 | 21 5 -1.8 -4.8 53 46 21031 325 10 5.7 -8.2 | 321 21 13.3 -16.4 54 44 21336 285 18 17.4 -4.7 | 297 28 25.0 -12.9 55 39 21946 330 25 12.5 -21.7 | 326 36 20.1 -29.9 56 36 22250 325 29 16.6 -23.8 | 323 40 24.2 -32.0 57 34 22555 290 30 28.2 -10.3 | 297 40 35.8 -18.5 58 32 22860 270 26 26.0 -0.0 | 284 35 33.6 -8.3 59 30 23165 210 18 9.0 15.6 | 246 18 16.6 7.3 60 26 23774 180 11 0.0 11.0 | 250 8 7.6 2.7 Wind Parameters Mean winds (0-6000m): 107.5 at 14.9 knts Storm direction: 137.5 at 11.2 knts Shear (0-3000m) pos: 1.9 neg: 2.8 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 56.4 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -3.1 tot: 15.1 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 4.4 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 125.63 Bulk Shear: 9.79 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 ------------------------------------------------------------------------------- 500 125 22 112 11| 0.0 15.4 15.4| 7.5 0.0 7.5 15.0 0.89| 20.9 18.5 1000 126 22 114 11| 2.1 7.7 9.8| 12.5 -0.8 11.8 11.8 0.77| 12.9 10.0 1500 128 20 117 9| 3.7 5.1 8.9| 16.3 -1.5 14.7 9.8 0.69| 11.2 7.8 2000 132 18 123 7| 2.8 3.7 6.5| 17.0 -2.3 14.7 7.3 0.61| 9.3 5.7 2500 133 17 124 6| 2.2 2.6 4.8| 17.5 -2.5 15.0 6.0 0.59| 8.5 5.0 3000 131 16 116 5| 1.9 2.8 4.7| 18.2 -3.1 15.1 5.0 0.53| 8.4 4.4 4000 123 15 87 5| 1.4 2.0 3.4| 18.2 -6.6 11.6 2.9 0.46| 6.8 3.1 5000 114 14 66 6| 1.1 2.2 3.3| 30.4 -9.8 20.6 4.1 0.42| 6.4 2.7 6000 107 15 61 8| 0.6 1.8 2.4| 59.7 -16.3 43.5 7.2 0.45| 6.2 2.8 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250420.00.gif