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 SBSN... Searching the city database file for: SBSN ... Date:0000Z 29 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 1004 60 26.0 22.7 82 3.3 23.6 0 0 298.8 302.0 296.6 350.0 17.56 1 1000 95 27.2 22.7 76 4.5 23.9 0 0 300.4 303.6 297.1 352.1 17.63 2 998 113 27.8 22.8 74 5.0 24.2 6 1 301.1 304.4 297.4 353.4 17.78 3 954 514 26.4 19.4 65 7.0 21.4 89 10 303.6 306.4 296.3 348.2 15.03 4 925 787 24.2 19.2 74 5.0 20.6 85 12 304.1 306.9 296.5 349.6 15.31 5 850 1523 19.8 13.8 68 6.0 15.8 80 15 306.9 309.1 294.8 342.3 11.75 6 776 2302 14.4 11.7 84 2.7 12.6 75 14 309.2 311.3 295.1 343.3 11.21 7 721 2922 11.6 9.6 88 2.0 10.3 74 12 312.7 314.7 295.5 345.0 10.47 8 700 3169 10.6 6.9 78 3.7 8.3 80 13 314.2 315.9 294.8 342.1 8.96 9 645 3847 7.4 3.3 75 4.1 5.0 80 16 318.0 319.5 294.8 342.0 7.55 10 569 4867 0.8 -1.7 83 2.5 -0.5 80 20 321.9 323.1 294.6 341.2 5.95 11 552 5110 0.0 -4.8 70 4.8 -2.4 98 17 323.7 324.7 294.3 339.7 4.86 12 547 5183 0.6 -17.4 25 18.0 -6.2 104 16 325.3 325.7 292.1 331.5 1.78 13 534 5376 0.2 -25.8 12 26.0 -7.9 105 22 327.1 327.2 291.7 330.2 0.87 14 529 5452 0.0 -22.0 17 22.0 -7.5 105 25 327.7 328.0 292.3 332.1 1.24 15 521 5573 -1.5 -10.5 50 9.0 -5.5 102 25 327.3 328.0 294.0 338.5 3.30 16 500 5900 -3.5 -9.5 63 6.0 -6.2 90 19 328.8 329.5 294.7 341.4 3.72 17 465 6470 -7.7 -11.7 73 4.0 -9.4 92 16 330.4 331.1 294.8 341.9 3.36 18 453 6673 -7.9 -21.9 31 14.0 -12.5 82 18 332.7 333.0 293.8 337.9 1.46 19 445 6812 -8.7 -13.4 69 4.7 -10.6 82 19 333.4 334.0 295.3 344.0 3.06 20 440 6899 -8.9 -14.9 62 6.0 -11.3 84 19 334.2 334.7 295.2 343.7 2.73 21 421 7240 -12.1 -15.8 74 3.7 -13.5 91 19 334.3 334.9 295.2 343.6 2.65 22 417 7313 -12.3 -22.3 43 10.0 -15.4 93 19 335.0 335.3 294.4 340.5 1.53 23 410 7442 -13.3 -16.9 74 3.6 -14.6 96 19 335.3 335.8 295.3 344.1 2.48 24 400 7630 -14.1 -22.1 51 8.0 -16.6 100 19 336.7 337.0 294.9 342.5 1.63 25 399 7649 -14.3 -23.3 46 9.0 -17.0 101 19 336.6 336.9 294.8 342.0 1.47 26 396 7706 -14.7 -20.7 60 6.0 -16.6 103 19 336.8 337.2 295.1 343.5 1.86 27 363 8359 -19.5 -30.5 37 11.0 -22.0 96 22 338.9 339.1 294.8 342.0 0.83 28 348 8672 -22.1 -30.1 48 8.0 -23.9 98 21 339.5 339.7 295.0 342.9 0.90 29 327 9128 -24.3 -37.3 29 13.0 -26.5 86 21 342.6 342.7 295.4 344.4 0.47 30 301 9726 -29.1 -59.1 4 30.0 -31.4 104 26 344.0 344.0 295.3 344.2 0.04 31 300 9750 -29.3 -59.3 4 30.0 -31.6 105 26 344.1 344.1 295.3 344.3 0.04 32 250 11030 -39.7 -52.7 24 13.0 -40.6 100 24 347.0 347.1 296.1 347.5 0.12 33 222 11828 -46.7 -60.7 19 14.0 -47.2 111 29 348.3 348.3 296.3 348.5 0.05 34 217 11978 -47.9 -62.9 16 15.0 -48.4 113 30 348.7 348.7 296.4 348.8 0.04 35 204 12382 -51.1 -56.1 55 5.0 -51.3 118 33 349.9 349.9 296.7 350.3 0.09 36 200 12510 -52.1 -58.1 48 6.0 -52.3 120 34 350.3 350.3 296.8 350.6 0.07 37 193 12740 -53.7 -62.7 32 9.0 -53.9 121 35 351.3 351.3 297.0 351.5 0.04 38 160 13917 -64.1 -67.8 60 3.7 -64.1 119 34 353.1 353.1 297.3 353.2 0.03 39 150 14310 -66.9 -71.3 54 4.4 -67.0 115 31 354.8 354.8 297.7 354.9 0.02 40 138 14807 -70.7 -77.7 35 7.0 -70.8 108 24 356.7 356.7 298.1 356.7 0.01 41 101 16595 -82.7 -89.7 29 7.0 -82.7 63 14 366.9 366.9 300.0 366.9 0.00 42 100 16650 -82.9 -89.9 29 7.0 -82.9 75 17 367.6 367.6 300.1 367.6 0.00 43 99 16706 -82.9 -89.9 29 7.0 -82.9 75 21 368.6 368.6 300.3 368.6 0.00 44 89 17313 -75.1 -87.1 14 12.0 -75.2 190 16 395.6 395.6 304.6 395.6 0.00 45 82 17785 -78.1 -89.1 15 11.0 -78.1 213 25 398.8 398.8 305.0 398.8 0.00 46 80 17928 -75.3 -88.3 11 13.0 -75.3 211 23 407.4 407.4 306.2 407.4 0.00 47 77 18149 -76.7 -88.7 13 12.0 -76.7 238 19 409.0 409.0 306.4 409.0 0.00 48 70 18700 -75.3 -89.3 9 14.0 -75.3 265 32 423.3 423.3 308.1 423.3 0.00 49 62 19404 -74.7 -89.7 8 15.0 -74.7 263 33 439.6 439.6 309.8 439.6 0.00 50 53 20334 -66.7 -88.7 3 22.0 -67.0 280 31 478.3 478.3 313.3 478.3 0.00 TRP 99 16706 -82.9 -89.9 29 7.0 -82.9 75 21 368.6 368.6 300.3 368.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 529.00 mb = 5451.54 m = 17885.43 ft Wetbulb zero: 576.37 mb = 4761.93 m = 15622.95 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 71.46 % Est. max temperature: 33.93 C = 93.08 F Sfc-Lift cond lev (LCL): 957.33 mb = 483.09 m = 1584.91 ft T: 26.51 C 700-500 lapse rate: 5.16 C/km ThetaE index: 14.79 C Layer 700.0- 529.0 mb Conv cond level (CCL): 821.38 mb = 1815.89 m = 5957.59 ft Mean mixing ratio: 15.76 g/kg Conv temperature: 34.96 C = 94.93 F Cap Strength: 2.61 C Lifted Index: -0.53 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.84 C Lifted Index @700 mb: 0.03 C Showalter Index: 2.34 C Risk: Showers probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 17.30 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.60 Risk: None Energy Index: -0.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 273.11 J/kg Max Up Vert Vel: 23.37 m/s Conv Inhibition (B-): 82.23 J/kg Cap Strength: 2.61 C Lift Cond Lev (LCL): 877.55 mb = 1245.31 m = 4085.63 ft Lev Free Conv (LFC): 772.55 mb = 2339.49 m = 7675.41 ft Equ Level (EL): 702.55 mb = 3138.51 m = 10296.83 ft B at Equ Level: 16.39 J/kg Max Parcel Lev (MPL): 132.55 mb = 15037.18 m = 49333.99 ft Wind level data Storm motion: 114 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 1004 60 0 0 -0.0 -0.0 | 294 11 10.4 -4.7 1 1000 95 0 0 -0.0 -0.0 | 294 11 10.4 -4.7 2 977 305 75 13 -12.6 -3.4 | 15 8 -2.2 -8.1 3 944 610 95 9 -9.0 0.8 | 340 4 1.4 -3.9 4 925 787 85 12 -12.0 -1.0 | 15 6 -1.6 -5.7 5 912 914 90 11 -11.0 0.0 | 7 5 -0.6 -4.7 6 880 1219 75 11 -10.6 -2.8 | 2 8 -0.2 -7.5 7 850 1523 80 15 -14.8 -2.6 | 31 8 -4.4 -7.3 8 820 1829 90 17 -17.0 0.0 | 55 8 -6.6 -4.7 9 791 2134 75 15 -14.5 -3.9 | 26 9 -4.1 -8.6 10 763 2438 75 13 -12.6 -3.4 | 15 8 -2.2 -8.1 11 736 2743 60 13 -11.3 -6.5 | 4 11 -0.9 -11.2 12 710 3048 85 11 -11.0 -1.0 | 6 6 -0.6 -5.6 13 700 3169 80 13 -12.8 -2.3 | 19 7 -2.4 -6.9 14 611 4267 80 18 -17.7 -3.1 | 43 11 -7.3 -7.8 15 589 4572 75 17 -16.4 -4.4 | 34 11 -6.0 -9.1 16 567 4877 80 20 -19.7 -3.5 | 49 12 -9.3 -8.2 17 546 5182 105 16 -15.5 4.1 | 84 5 -5.1 -0.5 18 526 5486 105 26 -25.1 6.7 | 98 15 -14.7 2.0 19 500 5900 90 19 -19.0 0.0 | 61 10 -8.6 -4.7 20 488 6096 95 18 -17.9 1.6 | 68 8 -7.5 -3.1 21 469 6401 95 15 -14.9 1.3 | 53 6 -4.5 -3.4 22 451 6706 80 19 -18.7 -3.3 | 46 12 -8.3 -8.0 23 400 7630 100 19 -18.7 3.3 | 81 8 -8.3 -1.4 24 384 7925 110 20 -18.8 6.8 | 104 9 -8.4 2.2 25 369 8230 95 23 -22.9 2.0 | 78 13 -12.5 -2.7 26 339 8839 100 20 -19.7 3.5 | 83 9 -9.3 -1.2 27 326 9144 85 21 -20.9 -1.8 | 58 12 -10.5 -6.5 28 300 9750 105 26 -25.1 6.7 | 98 15 -14.7 2.0 29 300 9754 105 26 -25.1 6.7 | 98 15 -14.7 2.0 30 287 10058 90 24 -24.0 0.0 | 71 14 -13.6 -4.7 31 275 10363 105 20 -19.3 5.2 | 93 9 -8.9 0.5 32 252 10973 95 22 -21.9 1.9 | 76 12 -11.5 -2.8 33 250 11030 100 24 -23.6 4.2 | 88 13 -13.2 -0.5 34 200 12510 120 34 -29.4 17.0 | 123 23 -19.0 12.3 35 173 13411 125 37 -30.3 21.2 | 130 26 -19.9 16.5 36 150 14310 115 31 -28.1 13.1 | 115 20 -17.7 8.4 37 142 14630 115 28 -25.4 11.8 | 116 17 -15.0 7.1 38 128 15240 90 14 -14.0 0.0 | 38 6 -3.6 -4.7 39 121 15545 20 12 -4.1 -11.3 | 338 17 6.3 -16.0 40 115 15850 360 14 -0.0 -14.0 | 331 21 10.4 -18.7 41 103 16459 35 6 -3.4 -4.9 | 324 12 7.0 -9.6 42 100 16650 75 17 -16.4 -4.4 | 34 11 -6.0 -9.1 43 99 16706 75 21 -20.3 -5.4 | 44 14 -9.9 -10.1 44 98 16764 75 17 -16.4 -4.4 | 34 11 -6.0 -9.1 45 93 17069 75 24 -23.2 -6.2 | 50 17 -12.8 -10.9 46 88 17374 215 14 8.0 11.5 | 250 20 18.4 6.8 47 84 17678 215 27 15.5 22.1 | 236 31 25.9 17.4 48 79 17983 210 22 11.0 19.1 | 236 26 21.4 14.4 49 75 18288 260 17 16.7 3.0 | 274 27 27.1 -1.7 50 71 18593 245 23 20.8 9.7 | 261 32 31.2 5.0 51 70 18700 265 32 31.9 2.8 | 273 42 42.3 -1.9 52 63 19202 265 34 33.9 3.0 | 272 44 44.3 -1.7 53 60 19507 260 32 31.5 5.6 | 269 42 41.9 0.9 54 56 19812 285 26 25.1 -6.7 | 288 37 35.5 -11.4 55 50 20422 275 35 34.9 -3.1 | 280 46 45.3 -7.7 56 47 20726 265 34 33.9 3.0 | 272 44 44.3 -1.7 Wind Parameters Mean winds (0-6000m): 84.2 at 15.2 knts Storm direction: 114.2 at 11.4 knts Shear (0-3000m) pos: 1.6 neg: 1.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 73.1 deg Storm rel helicity (0-3000m) pos: 56.8 neg: -21.8 tot: 35.1 m^2/s^2 ave: 11.7 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 2.3 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 45.02 Bulk Shear: 6.07 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 80 8 342 7| 9.9 0.0 9.9| 39.1 -3.2 35.9 71.9 0.63| 20.1 12.7 1000 84 10 352 6| 5.0 1.1 6.0| 41.4 -4.1 37.3 37.3 0.58| 12.1 7.0 1500 82 11 1 6| 3.3 2.1 5.4| 50.2 -4.4 45.8 30.5 0.61| 10.0 6.0 2000 83 12 14 6| 2.5 1.7 4.1| 55.8 -11.1 44.7 22.3 0.50| 8.9 4.4 2500 81 12 16 7| 2.0 1.1 3.1| 55.8 -19.0 36.8 14.7 0.36| 8.0 2.9 3000 79 12 14 7| 1.6 1.0 2.6| 56.8 -21.8 35.1 11.7 0.29| 7.8 2.3 4000 79 13 19 7| 1.2 1.4 2.6| 66.0 -21.8 44.2 11.1 0.34| 6.7 2.3 5000 80 14 25 8| 1.4 1.2 2.6| 84.6 -26.7 57.9 11.6 0.36| 6.5 2.3 6000 84 15 37 8| 1.8 1.1 2.9| 93.7 -49.5 44.2 7.4 0.23| 7.3 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250429.00.gif