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 SBSN... Searching the city database file for: SBSN ... Date:0000Z 20 APR 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1003 60 26.4 23.7 85 2.7 24.5 0 0 299.3 302.7 297.5 354.0 18.70 1 1000 88 27.0 23.7 82 3.3 24.6 0 0 300.1 303.6 297.7 355.2 18.76 2 986 213 27.8 20.8 66 7.0 22.8 29 6 302.2 305.1 296.4 349.0 15.88 3 925 780 25.2 19.2 69 6.0 20.9 85 15 305.1 307.9 296.8 350.8 15.31 4 850 1517 20.2 14.2 68 6.0 16.2 100 21 307.3 309.6 295.2 343.7 12.07 5 821 1817 18.6 11.6 64 7.0 14.0 100 19 308.7 310.7 294.4 340.6 10.51 6 718 2955 10.8 10.2 96 0.6 10.4 101 15 312.2 314.3 295.7 345.9 10.96 7 700 3167 10.2 7.2 82 3.0 8.3 100 15 313.8 315.5 294.8 342.2 9.15 8 683 3371 9.2 5.2 76 4.0 6.8 101 15 314.9 316.4 294.4 340.4 8.15 9 652 3755 7.6 4.3 80 3.3 5.6 114 14 317.3 318.8 295.0 342.6 8.02 10 538 5311 -2.1 -5.0 80 2.9 -3.6 90 16 323.6 324.6 294.3 339.7 4.91 11 526 5490 -3.7 -3.7 100 0.0 -3.7 86 16 323.8 324.9 294.8 341.9 5.54 12 522 5550 -4.1 -5.6 89 1.5 -4.8 85 16 324.0 325.0 294.3 339.9 4.83 13 515 5657 -4.1 -9.1 68 5.0 -6.4 83 16 325.3 326.0 293.7 337.7 3.73 14 501 5874 -4.7 -6.2 89 1.5 -5.4 80 16 327.1 328.1 295.1 343.1 4.81 15 500 5890 -4.7 -6.3 89 1.6 -5.5 80 16 327.3 328.3 295.1 343.2 4.78 16 473 6325 -6.7 -14.7 53 8.0 -9.9 84 18 330.1 330.6 294.1 339.0 2.59 17 470 6375 -7.3 -11.9 70 4.6 -9.2 84 18 329.9 330.6 294.6 341.1 3.27 18 452 6679 -8.1 -16.1 53 8.0 -11.2 89 18 332.6 333.1 294.6 341.0 2.41 19 445 6800 -8.7 -14.7 62 6.0 -11.1 91 18 333.4 333.9 295.0 342.9 2.75 20 425 7155 -10.1 -19.1 48 9.0 -13.3 88 18 336.0 336.4 295.1 343.1 1.99 21 400 7620 -13.1 -23.1 43 10.0 -16.2 95 20 338.0 338.3 295.1 343.4 1.49 22 356 8498 -18.3 -40.3 13 22.0 -22.2 95 24 342.4 342.5 295.2 343.7 0.32 23 345 8731 -20.3 -34.3 28 14.0 -23.2 102 24 342.8 342.9 295.6 345.1 0.61 24 335 8948 -21.5 -44.5 11 23.0 -24.9 110 24 344.1 344.1 295.5 344.9 0.22 25 300 9750 -28.1 -44.1 20 16.0 -30.2 120 19 345.8 345.8 295.9 346.8 0.25 26 259 10786 -37.3 -57.3 11 20.0 -38.5 114 22 347.1 347.1 296.0 347.4 0.06 27 250 11030 -39.3 -52.3 24 13.0 -40.2 105 22 347.6 347.7 296.2 348.1 0.12 28 241 11280 -41.7 -49.7 42 8.0 -42.3 107 25 347.7 347.7 296.3 348.4 0.17 29 225 11743 -44.5 -59.5 17 15.0 -45.2 108 27 350.3 350.3 296.7 350.5 0.06 30 202 12455 -50.5 -63.5 20 13.0 -50.9 96 22 351.8 351.8 297.1 352.0 0.04 31 200 12520 -51.1 -67.1 13 16.0 -51.5 95 22 351.8 351.9 297.1 351.9 0.02 32 188 12920 -54.1 -72.1 9 18.0 -54.4 86 20 353.3 353.3 297.4 353.3 0.01 33 184 13058 -55.5 -69.5 16 14.0 -55.8 83 19 353.2 353.2 297.3 353.3 0.02 34 179 13233 -56.9 -60.9 60 4.0 -57.0 79 18 353.7 353.7 297.5 354.0 0.06 35 150 14330 -65.9 -72.9 37 7.0 -66.0 115 10 356.6 356.6 298.0 356.6 0.01 36 133 15047 -72.3 -78.3 40 6.0 -72.3 105 10 357.6 357.6 298.2 357.7 0.01 37 117 15791 -76.7 -84.7 27 8.0 -76.7 186 6 362.9 362.9 299.2 362.9 0.00 38 101 16624 -81.7 -87.7 35 6.0 -81.7 170 10 368.8 368.8 300.4 368.8 0.00 39 100 16680 -81.5 -87.5 35 6.0 -81.5 165 10 370.3 370.3 300.6 370.3 0.00 40 90 17265 -84.5 -89.5 41 5.0 -84.5 130 24 375.6 375.6 301.5 375.6 0.00 41 79 17995 -78.5 -88.5 18 10.0 -78.5 213 6 402.3 402.3 305.5 402.3 0.00 42 74 18366 -80.1 -89.1 21 9.0 -80.1 273 12 406.5 406.5 306.0 406.5 0.00 43 70 18680 -79.1 -89.1 18 10.0 -79.1 215 8 415.2 415.2 307.2 415.2 0.00 44 67 18932 -77.7 -89.7 13 12.0 -77.7 239 11 423.4 423.4 308.1 423.4 0.00 45 63 19293 -70.1 -90.1 4 20.0 -70.2 245 19 447.7 447.7 310.6 447.7 0.00 46 57 19890 -71.9 -89.9 5 18.0 -72.0 265 33 456.6 456.6 311.5 456.6 0.00 47 50 20670 -70.1 -90.1 4 20.0 -70.2 255 26 478.3 478.3 313.3 478.3 0.00 48 33 23207 -59.5 -87.5 1 28.0 -60.4 266 25 566.8 566.8 319.0 566.8 0.01 49 30 23800 -62.1 -89.1 2 27.0 -62.8 270 16 575.3 575.3 319.5 575.4 0.00 50 28 24229 -63.1 -89.1 2 26.0 -63.8 268 17 584.0 584.0 319.9 584.1 0.00 51 25 24931 -62.9 -89.9 1 27.0 -63.7 210 11 603.8 603.8 320.8 603.9 0.00 52 21 26042 -50.5 -83.5 1 33.0 -53.7 80 48 672.2 672.2 323.5 672.3 0.02 53 20 26360 -53.1 -84.1 1 31.0 -55.8 100 53 673.6 673.6 323.6 673.8 0.02 54 18 27035 -55.5 -85.5 1 30.0 -57.8 100 53 686.7 686.7 324.0 686.8 0.01 55 17 27403 -51.9 -84.9 1 33.0 -55.2 97 53 709.5 709.5 324.7 709.7 0.02 TRP 90 17265 -84.5 -89.5 41 5.0 -84.5 130 24 375.6 375.6 301.5 375.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 562.68 mb = 4974.27 m = 16319.59 ft Wetbulb zero: 582.05 mb = 4673.98 m = 15334.38 ft Precipitable water: 2.19 inches Sfc-500 mean rel hum: 77.27 % Est. max temperature: 34.33 C = 93.79 F Sfc-Lift cond lev (LCL): 964.83 mb = 406.00 m = 1332.00 ft T: 26.92 C 700-500 lapse rate: 5.47 C/km ThetaE index: 10.21 C Layer 850.0- 718.0 mb Conv cond level (CCL): 804.50 mb = 1988.97 m = 6525.40 ft Mean mixing ratio: 15.74 g/kg Conv temperature: 36.34 C = 97.40 F Cap Strength: 2.95 C Lifted Index: -1.91 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.06 C Lifted Index @700 mb: -0.48 C Showalter Index: 0.61 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 18.90 C K Index: 36.10 Risk: > 80 % chance of thunderstorms Sweat Index: 228.40 Risk: None Energy Index: -0.14 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 247.20 J/kg Max Up Vert Vel: 22.24 m/s Conv Inhibition (B-): 106.37 J/kg Cap Strength: 2.95 C Lift Cond Lev (LCL): 871.42 mb = 1300.06 m = 4265.24 ft Lev Free Conv (LFC): 746.42 mb = 2625.12 m = 8612.48 ft Equ Level (EL): 386.42 mb = 7880.13 m = 25853.14 ft B at Equ Level: 221.30 J/kg Max Parcel Lev (MPL): 156.42 mb = 14069.79 m = 46160.16 ft Wind level data Storm motion: 127 at 12 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 1003 60 0 0 -0.0 -0.0 | 307 12 9.3 -7.1 1 1000 88 0 0 -0.0 -0.0 | 307 12 9.3 -7.1 2 976 305 50 10 -7.7 -6.4 | 353 14 1.7 -13.5 3 943 610 80 12 -11.8 -2.1 | 15 9 -2.5 -9.1 4 925 780 85 15 -14.9 -1.3 | 34 10 -5.6 -8.4 5 911 914 90 15 -15.0 0.0 | 39 9 -5.7 -7.1 6 850 1517 100 21 -20.7 3.6 | 73 12 -11.4 -3.4 7 849 1524 100 22 -21.7 3.8 | 75 13 -12.3 -3.2 8 791 2134 100 16 -15.8 2.8 | 56 8 -6.4 -4.3 9 763 2438 105 15 -14.5 3.9 | 59 6 -5.2 -3.2 10 700 3167 100 15 -14.8 2.6 | 51 7 -5.5 -4.4 11 684 3353 100 15 -14.8 2.6 | 51 7 -5.5 -4.4 12 659 3658 115 14 -12.7 5.9 | 71 4 -3.4 -1.1 13 611 4267 110 17 -16.0 5.8 | 79 7 -6.7 -1.2 14 506 5791 80 16 -15.8 -2.8 | 33 12 -6.4 -9.8 15 500 5890 80 16 -15.8 -2.8 | 33 12 -6.4 -9.8 16 487 6096 80 18 -17.7 -3.1 | 40 13 -8.4 -10.2 17 433 7010 95 18 -17.9 1.6 | 58 10 -8.6 -5.5 18 416 7315 80 19 -18.7 -3.3 | 42 14 -9.4 -10.3 19 400 7620 95 20 -19.9 1.7 | 63 12 -10.6 -5.3 20 368 8230 95 20 -19.9 1.7 | 63 12 -10.6 -5.3 21 354 8534 95 25 -24.9 2.2 | 73 16 -15.6 -4.9 22 312 9449 130 22 -16.9 14.1 | 133 10 -7.5 7.1 23 300 9750 120 19 -16.5 9.5 | 109 8 -7.1 2.4 24 275 10363 130 22 -16.9 14.1 | 133 10 -7.5 7.1 25 250 11030 105 22 -21.3 5.7 | 84 12 -11.9 -1.4 26 230 11582 110 28 -26.3 9.6 | 98 17 -17.0 2.5 27 200 12520 95 22 -21.9 1.9 | 68 14 -12.6 -5.1 28 174 13411 75 17 -16.4 -4.4 | 32 13 -7.1 -11.5 29 150 14326 120 12 -10.4 6.0 | 46 2 -1.1 -1.1 30 150 14330 115 10 -9.1 4.2 | 355 3 0.3 -2.8 31 142 14630 100 10 -9.8 1.7 | 6 5 -0.5 -5.3 32 135 14935 95 11 -11.0 1.0 | 15 6 -1.6 -6.1 33 115 15850 195 5 1.3 4.8 | 282 11 10.6 -2.2 34 109 16154 215 10 5.7 8.2 | 266 15 15.1 1.1 35 100 16680 165 10 -2.6 9.7 | 249 7 6.7 2.6 36 98 16764 185 11 1.0 11.0 | 249 11 10.3 3.9 37 90 17265 130 24 -18.4 15.4 | 133 12 -9.1 8.4 38 88 17374 125 17 -13.9 9.8 | 120 5 -4.6 2.7 39 84 17678 140 27 -17.4 20.7 | 149 16 -8.0 13.6 40 79 17983 210 6 3.0 5.2 | 279 12 12.3 -1.9 41 75 18288 270 11 11.0 -0.0 | 289 22 20.3 -7.1 42 71 18593 280 16 15.8 -2.8 | 291 27 25.1 -9.8 43 70 18680 215 8 4.6 6.6 | 272 14 13.9 -0.5 44 67 18898 240 11 9.5 5.5 | 275 19 18.8 -1.6 45 64 19202 235 12 9.8 6.9 | 271 19 19.1 -0.2 46 61 19507 265 32 31.9 2.8 | 276 41 41.2 -4.3 47 52 20422 265 34 33.9 3.0 | 275 43 43.2 -4.1 48 50 20670 255 26 25.1 6.7 | 271 34 34.4 -0.3 49 47 21031 250 20 18.8 6.8 | 270 28 28.1 -0.2 50 45 21336 255 15 14.5 3.9 | 278 24 23.8 -3.2 51 43 21641 305 19 15.6 -10.9 | 306 31 24.9 -17.9 52 41 21946 305 22 18.0 -12.6 | 306 34 27.3 -19.7 53 37 22555 270 27 27.0 -0.0 | 281 37 36.3 -7.1 54 35 22860 255 29 28.0 7.5 | 269 37 37.3 0.5 55 33 23165 270 26 26.0 -0.0 | 281 36 35.3 -7.1 56 30 23774 225 11 7.8 7.8 | 268 17 17.1 0.7 57 30 23800 270 16 16.0 -0.0 | 286 26 25.3 -7.1 58 29 24079 265 14 13.9 1.2 | 284 24 23.3 -5.8 59 27 24384 270 20 20.0 -0.0 | 284 30 29.3 -7.1 60 25 24994 205 10 4.2 9.1 | 262 14 13.5 2.0 61 24 25298 115 10 -9.1 4.2 | 355 3 0.3 -2.8 62 21 25908 70 45 -42.3 -15.4 | 56 40 -33.0 -22.4 63 20 26360 100 53 -52.2 9.2 | 93 43 -42.9 2.2 64 18 26822 100 53 -52.2 9.2 | 93 43 -42.9 2.2 65 14 27737 80 50 -49.2 -8.7 | 68 43 -39.9 -15.7 Wind Parameters Mean winds (0-6000m): 97.1 at 15.6 knts Storm direction: 127.1 at 11.7 knts Shear (0-3000m) pos: 3.4 neg: 0.9 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 104.7 deg Storm rel helicity (0-3000m) pos: 78.4 neg: -9.1 tot: 69.3 m^2/s^2 ave: 23.1 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 3.8 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 16.78 Bulk Shear: 14.73 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 60 8 346 11| 12.0 0.0 12.0| 48.1 0.0 48.1 96.1 0.90| 16.4 14.7 1000 77 11 9 10| 8.5 0.0 8.5| 64.1 0.0 64.1 64.1 0.91| 11.6 10.6 1500 87 14 29 9| 7.4 0.0 7.4| 78.0 0.0 78.0 52.0 0.90| 9.7 8.8 2000 91 15 41 9| 5.6 1.3 6.8| 78.0 -6.9 71.1 35.5 0.69| 8.6 5.9 2500 94 15 44 8| 4.1 1.0 5.1| 78.4 -8.1 70.3 28.1 0.63| 7.4 4.6 3000 95 15 46 8| 3.4 0.9 4.3| 78.4 -9.1 69.3 23.1 0.60| 6.3 3.8 4000 98 15 49 7| 2.7 0.6 3.3| 81.5 -9.4 72.1 18.0 0.56| 5.5 3.1 5000 100 15 53 7| 2.2 0.7 2.9| 81.7 -17.5 64.2 12.8 0.42| 5.0 2.1 6000 97 16 50 8| 1.8 0.9 2.7| 85.4 -26.3 59.1 9.9 0.34| 4.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250420.00.gif