UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 29 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 27.8 24.9 84 2.9 25.7 110 6 300.4 304.0 298.5 359.3 20.06 1 1000 100 27.8 24.2 81 3.6 25.2 110 16 301.0 304.5 298.3 358.0 19.35 2 950 554 23.6 22.5 94 1.1 22.8 110 17 301.1 304.5 297.7 355.2 18.35 3 925 788 22.2 20.5 90 1.7 21.0 110 18 302.0 305.1 296.9 351.1 16.63 4 907 959 21.2 19.7 91 1.5 20.2 109 17 302.7 305.7 296.7 350.4 16.13 5 850 1520 19.4 14.4 73 5.0 16.0 110 11 306.5 308.8 295.1 343.2 12.23 6 773 2333 15.6 1.6 39 14.0 7.8 120 15 310.8 311.9 291.2 328.1 5.56 7 709 3060 10.0 4.0 66 6.0 6.5 158 10 312.4 313.8 293.0 334.8 7.21 8 700 3167 10.2 -3.8 37 14.0 3.2 165 9 313.8 314.6 290.8 326.9 4.12 9 696 3215 10.4 -10.6 22 21.0 1.2 161 9 314.5 315.0 289.5 322.5 2.45 10 689 3299 9.6 -5.4 34 15.0 2.3 155 8 314.5 315.2 290.7 326.4 3.71 11 681 3395 8.4 5.8 84 2.6 6.8 149 8 314.3 315.9 294.5 340.8 8.53 12 667 3566 7.4 0.4 61 7.0 3.6 147 9 315.0 316.1 292.7 333.7 5.91 13 633 3994 4.2 2.8 91 1.4 3.4 138 10 316.1 317.5 294.2 339.5 7.42 14 630 4033 4.0 1.0 81 3.0 2.4 134 11 316.3 317.6 293.6 337.0 6.55 15 625 4098 5.0 -17.0 19 22.0 -3.3 128 12 318.2 318.5 289.9 323.6 1.61 16 623 4124 5.2 -23.8 10 29.0 -4.3 125 12 318.7 318.9 289.3 321.8 0.90 17 613 4256 4.4 -34.6 4 39.0 -5.7 113 15 319.2 319.3 288.9 320.5 0.33 18 597 4471 3.0 -32.0 6 35.0 -6.4 125 14 320.0 320.1 289.2 321.6 0.44 19 589 4580 1.8 -8.2 47 10.0 -2.8 134 14 319.9 320.6 292.1 331.4 3.50 20 582 4676 1.2 -13.8 32 15.0 -4.8 128 14 320.3 320.7 291.1 327.9 2.26 21 577 4746 1.6 -34.4 5 36.0 -7.5 122 15 321.5 321.6 289.6 322.9 0.36 22 500 5890 -2.9 -41.9 3 39.0 -11.1 85 26 329.5 329.5 291.8 330.3 0.19 23 499 5906 -2.9 -41.9 3 39.0 -11.1 85 26 329.7 329.7 291.8 330.4 0.19 24 411 7413 -14.3 -29.3 27 15.0 -18.0 100 17 333.8 334.0 293.5 336.8 0.82 25 405 7525 -12.9 -49.9 3 37.0 -18.5 105 22 337.0 337.0 293.7 337.4 0.10 26 400 7620 -13.7 -50.7 3 37.0 -19.1 110 25 337.2 337.2 293.7 337.6 0.09 27 333 8985 -22.5 -58.5 2 36.0 -26.1 121 13 343.3 343.3 295.1 343.5 0.04 28 307 9575 -27.3 -62.3 2 35.0 -30.0 158 12 344.6 344.6 295.4 344.7 0.03 29 300 9740 -28.9 -62.9 2 34.0 -31.3 155 13 344.6 344.7 295.4 344.8 0.03 30 287 10056 -31.1 -62.1 3 31.0 -33.2 128 11 345.9 345.9 295.7 346.0 0.03 31 255 10884 -38.7 -44.7 53 6.0 -39.2 57 7 346.6 346.6 296.1 347.7 0.28 32 250 11020 -39.7 -46.7 47 7.0 -40.3 45 6 347.0 347.1 296.2 348.0 0.23 33 245 11157 -40.9 -48.9 42 8.0 -41.5 40 5 347.3 347.3 296.2 348.0 0.18 34 223 11787 -46.5 -52.5 50 6.0 -46.8 16 3 348.1 348.2 296.3 348.7 0.13 35 220 11876 -47.3 -48.8 84 1.5 -47.4 12 2 348.2 348.3 296.4 349.1 0.21 36 217 11966 -46.9 -64.9 11 18.0 -47.4 9 2 350.2 350.2 296.7 350.4 0.03 37 216 11997 -46.9 -72.9 4 26.0 -47.5 8 2 350.7 350.7 296.8 350.7 0.01 38 209 12213 -48.7 -59.7 27 11.0 -49.1 356 1 351.2 351.2 297.0 351.5 0.06 39 202 12436 -50.7 -66.7 13 16.0 -51.1 301 7 351.5 351.5 297.0 351.6 0.02 40 200 12500 -51.3 -66.3 15 15.0 -51.7 285 8 351.5 351.5 297.0 351.6 0.03 41 150 14300 -67.3 -72.3 49 5.0 -67.4 110 8 354.2 354.2 297.5 354.2 0.01 42 146 14462 -68.7 -72.6 57 3.9 -68.7 121 9 354.5 354.5 297.6 354.5 0.01 43 130 15148 -73.9 -79.9 39 6.0 -73.9 145 12 357.1 357.1 298.1 357.1 0.01 44 104 16421 -82.3 -86.8 46 4.5 -82.3 140 5 364.6 364.6 299.6 364.6 0.00 45 100 16640 -82.3 -87.3 42 5.0 -82.3 140 3 368.7 368.7 300.4 368.7 0.00 46 93 17046 -82.7 -88.7 35 6.0 -82.7 122 9 375.7 375.7 301.5 375.7 0.00 47 88 17355 -81.9 -89.9 24 8.0 -81.9 103 16 383.2 383.2 302.8 383.3 0.00 48 80 17901 -73.5 -86.5 12 13.0 -73.6 62 18 411.1 411.1 306.6 411.1 0.00 49 77 18125 -73.3 -88.3 8 15.0 -73.3 330 13 416.1 416.1 307.3 416.1 0.00 50 72 18516 -75.1 -90.1 8 15.0 -75.2 226 15 420.3 420.3 307.7 420.3 0.00 51 70 18680 -73.9 -88.9 8 15.0 -74.0 250 26 426.3 426.3 308.4 426.3 0.00 52 60 19578 -72.5 -89.5 6 17.0 -72.6 250 23 448.6 448.6 310.7 448.6 0.00 53 55 20095 -66.7 -88.7 3 22.0 -66.9 264 22 473.2 473.2 312.9 473.2 0.00 54 50 20670 -66.1 -89.1 3 23.0 -66.4 230 9 487.7 487.7 314.1 487.7 0.00 55 48 20919 -64.5 -88.5 2 24.0 -64.8 233 10 497.3 497.3 314.8 497.3 0.00 56 41 21873 -68.3 -90.3 3 22.0 -68.5 261 10 510.7 510.7 315.7 510.7 0.00 57 36 22666 -61.7 -88.7 2 27.0 -62.3 325 4 547.1 547.1 317.9 547.2 0.00 TRP 104 16421 -82.3 -86.8 46 4.5 -82.3 140 5 364.6 364.6 299.6 364.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 549.62 mb = 5152.45 m = 16904.16 ft Wetbulb zero: 627.90 mb = 4060.30 m = 13321.04 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 49.06 % Est. max temperature: 33.45 C = 92.21 F Sfc-Lift cond lev (LCL): 966.02 mb = 406.11 m = 1332.36 ft T: 24.97 C 700-500 lapse rate: 4.81 C/km ThetaE index: 31.21 C Layer 1000.0- 709.0 mb Conv cond level (CCL): 916.00 mb = 872.97 m = 2864.03 ft Mean mixing ratio: 18.10 g/kg Conv temperature: 29.80 C = 85.64 F Cap Strength: 0.51 C Lifted Index: -1.63 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.08 C Lifted Index @700 mb: -1.66 C Showalter Index: 2.59 C Risk: Showers probable Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 17.30 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 220.80 Risk: None Energy Index: -2.38 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1111.52 J/kg Max Up Vert Vel: 47.15 m/s Conv Inhibition (B-): 16.83 J/kg Cap Strength: 0.53 C Lift Cond Lev (LCL): 929.05 mb = 749.67 m = 2459.52 ft Lev Free Conv (LFC): 764.05 mb = 2430.91 m = 7975.33 ft Equ Level (EL): 144.05 mb = 14541.49 m = 47707.71 ft B at Equ Level: 1109.56 J/kg Max Parcel Lev (MPL): 84.05 mb = 17617.66 m = 57800.01 ft Wind level data Storm motion: 142 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 52 110 6 -5.6 2.1 | 350 7 1.1 -6.5 1 1000 100 110 16 -15.0 5.5 | 69 9 -8.3 -3.1 2 977 305 110 17 -16.0 5.8 | 73 10 -9.2 -2.8 3 944 610 110 17 -16.0 5.8 | 73 10 -9.2 -2.8 4 925 788 110 18 -16.9 6.2 | 76 10 -10.2 -2.4 5 912 914 110 18 -16.9 6.2 | 76 10 -10.2 -2.4 6 880 1219 105 14 -13.5 3.6 | 54 8 -6.8 -5.0 7 850 1520 110 11 -10.3 3.8 | 36 6 -3.6 -4.8 8 820 1829 125 10 -8.2 5.7 | 27 3 -1.4 -2.9 9 791 2134 120 14 -12.1 7.0 | 73 6 -5.4 -1.6 10 763 2438 120 16 -13.9 8.0 | 85 7 -7.1 -0.6 11 700 3167 165 9 -2.3 8.7 | 269 4 4.4 0.1 12 684 3353 150 8 -4.0 6.9 | 301 3 2.8 -1.7 13 634 3962 140 10 -6.4 7.7 | 340 1 0.3 -0.9 14 611 4267 110 15 -14.1 5.1 | 65 8 -7.3 -3.5 15 588 4572 135 14 -9.9 9.9 | 113 3 -3.1 1.3 16 546 5182 85 16 -15.9 -1.4 | 43 14 -9.2 -10.0 17 500 5890 85 26 -25.9 -2.3 | 60 22 -19.1 -10.9 18 487 6096 85 29 -28.9 -2.5 | 63 25 -22.1 -11.1 19 450 6706 100 31 -30.5 5.4 | 82 24 -23.8 -3.2 20 416 7315 95 14 -13.9 1.2 | 44 10 -7.2 -7.4 21 400 7620 110 25 -23.5 8.6 | 90 17 -16.7 -0.0 22 368 8230 120 24 -20.8 12.0 | 104 14 -14.0 3.4 23 353 8534 135 21 -14.8 14.8 | 128 10 -8.1 6.3 24 339 8839 110 13 -12.2 4.4 | 53 7 -5.5 -4.1 25 312 9449 160 12 -4.1 11.3 | 225 4 2.7 2.7 26 300 9740 155 13 -5.5 11.8 | 202 3 1.3 3.2 27 250 11020 45 6 -4.2 -4.2 | 349 13 2.5 -12.8 28 210 12192 360 1 -0.0 -1.0 | 325 12 6.8 -9.6 29 200 12500 285 8 7.7 -2.1 | 306 18 14.5 -10.7 30 150 14300 110 8 -7.5 2.7 | 7 6 -0.8 -5.9 31 134 14935 155 13 -5.5 11.8 | 202 3 1.3 3.2 32 128 15240 140 12 -7.7 9.2 | 122 1 -1.0 0.6 33 121 15545 70 11 -10.3 -3.8 | 16 13 -3.6 -12.4 34 109 16154 65 14 -12.7 -5.9 | 22 16 -5.9 -14.5 35 104 16421 140 5 -3.2 3.8 | 323 6 3.5 -4.8 36 100 16640 140 3 -1.9 2.3 | 322 8 4.8 -6.3 37 98 16764 140 3 -1.9 2.3 | 322 8 4.8 -6.3 38 83 17678 85 23 -22.9 -2.0 | 57 19 -16.2 -10.6 39 79 17983 55 16 -13.1 -9.2 | 20 19 -6.3 -17.8 40 75 18288 245 10 9.1 4.2 | 285 16 15.8 -4.4 41 71 18593 220 17 10.9 13.0 | 256 18 17.7 4.4 42 70 18680 250 26 24.4 8.9 | 269 31 31.2 0.3 43 64 19202 250 31 29.1 10.6 | 267 36 35.9 2.0 44 58 19812 250 18 16.9 6.2 | 276 24 23.7 -2.4 45 55 20117 265 22 21.9 1.9 | 283 29 28.7 -6.7 46 50 20670 230 9 6.9 5.8 | 282 14 13.7 -2.8 47 46 21031 235 10 8.2 5.7 | 281 15 15.0 -2.9 48 44 21336 270 15 15.0 -0.0 | 292 23 21.8 -8.6 49 41 21641 260 10 9.8 1.7 | 292 18 16.6 -6.9 50 36 22250 325 4 2.3 -3.3 | 323 15 9.1 -11.9 51 32 22860 10 15 -2.6 -14.8 | 350 24 4.2 -23.4 Wind Parameters Mean winds (0-6000m): 111.8 at 14.6 knts Storm direction: 141.8 at 10.9 knts Shear (0-3000m) pos: 2.1 neg: 1.7 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): -94.8 deg Storm rel helicity (0-3000m) pos: 28.4 neg: -13.4 tot: 15.0 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 2.9 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 3383.27 Bulk Shear: 0.33 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 ------------------------------------------------------------------------------- 500 110 16 70 9| 0.0 11.3 11.3| 16.8 0.0 16.8 33.6 0.95| 12.3 11.7 1000 110 17 72 9| 0.0 5.2 5.2| 18.3 -4.2 14.1 14.1 0.70| 7.7 5.3 1500 109 16 66 9| 1.8 3.5 5.3| 18.3 -12.9 5.4 3.6 0.30| 7.1 2.1 2000 111 14 63 7| 1.2 2.6 3.8| 20.6 -13.4 7.2 3.6 0.31| 6.6 2.1 2500 113 14 66 7| 1.1 2.1 3.2| 25.1 -13.4 11.7 4.7 0.36| 6.3 2.3 3000 117 14 69 6| 2.1 1.7 3.9| 28.4 -13.4 15.0 5.0 0.43| 6.7 2.9 4000 122 13 67 5| 1.6 1.9 3.5| 32.2 -13.4 18.8 4.7 0.48| 6.2 3.0 5000 121 13 68 5| 1.2 2.2 3.4| 38.1 -25.5 12.6 2.5 0.30| 7.1 2.1 6000 112 15 65 7| 1.0 3.0 4.0| 66.3 -30.0 36.3 6.1 0.30| 7.2 2.2 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250429.00.gif