UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 22 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 26.6 23.7 84 2.9 24.5 0 0 299.5 302.9 297.5 354.2 18.70 1 1000 89 26.6 23.4 83 3.2 24.3 0 0 299.8 303.1 297.4 353.7 18.41 2 991 170 28.0 23.0 74 5.0 24.3 338 1 301.9 305.3 297.8 355.5 18.13 3 925 781 24.0 18.0 69 6.0 19.8 65 3 303.8 306.5 295.7 346.0 14.18 4 921 819 23.8 17.8 69 6.0 19.6 57 3 304.0 306.6 295.7 345.8 14.06 5 850 1515 19.0 15.2 79 3.8 16.4 130 10 306.0 308.5 295.4 344.7 12.89 6 765 2413 13.0 11.2 89 1.8 11.9 131 10 308.9 311.0 294.9 342.3 10.99 7 700 3158 10.2 7.2 82 3.0 8.3 100 6 313.8 315.5 294.8 342.2 9.15 8 652 3746 7.8 3.9 76 3.9 5.5 75 10 317.5 319.0 294.8 342.2 7.79 9 584 4644 1.4 1.0 97 0.4 1.2 79 14 320.2 321.6 295.0 342.9 7.07 10 521 5556 -3.5 -3.5 100 0.0 -3.5 93 21 324.9 326.1 295.2 343.6 5.68 11 500 5880 -5.5 -6.6 92 1.1 -6.0 90 25 326.3 327.3 294.8 341.9 4.67 12 491 6023 -6.3 -8.8 82 2.5 -7.4 90 25 327.1 327.9 294.4 340.5 4.01 13 468 6399 -7.1 -11.2 72 4.1 -8.9 85 26 330.6 331.3 294.9 342.4 3.48 14 423 7183 -11.9 -18.9 56 7.0 -14.3 91 24 334.1 334.5 294.6 341.3 2.03 15 400 7610 -14.3 -17.0 80 2.7 -15.3 100 21 336.4 336.9 295.6 345.3 2.52 16 394 7724 -15.3 -17.0 87 1.7 -15.9 97 21 336.6 337.1 295.7 345.6 2.56 17 384 7918 -16.7 -21.3 67 4.6 -18.1 93 21 337.2 337.6 295.2 343.7 1.82 18 364 8318 -19.1 -21.3 83 2.2 -19.8 84 22 339.2 339.6 295.8 346.1 1.92 19 348 8651 -21.3 -31.3 40 10.0 -23.5 82 22 340.6 340.8 295.2 343.6 0.80 20 338 8865 -22.7 -24.8 83 2.1 -23.2 80 22 341.5 341.9 296.0 347.1 1.51 21 329 9063 -23.9 -30.9 52 7.0 -25.4 87 22 342.5 342.7 295.7 345.9 0.88 22 324 9175 -24.9 -28.1 75 3.2 -25.6 91 21 342.7 342.9 296.0 347.0 1.17 23 321 9242 -25.1 -32.1 52 7.0 -26.5 93 21 343.3 343.5 295.8 346.4 0.81 24 300 9730 -28.9 -39.9 34 11.0 -30.5 90 19 344.6 344.7 295.8 346.2 0.40 25 299 9754 -29.1 -40.1 34 11.0 -30.7 90 19 344.7 344.8 295.8 346.2 0.39 26 280 10221 -33.1 -35.7 77 2.6 -33.5 86 18 345.5 345.6 296.2 348.0 0.65 27 266 10581 -35.7 -43.7 44 8.0 -36.5 83 17 346.8 346.8 296.2 348.0 0.30 28 250 11010 -39.3 -47.3 42 8.0 -39.9 80 16 347.6 347.7 296.3 348.5 0.21 29 234 11458 -43.1 -53.1 32 10.0 -43.7 72 16 348.5 348.5 296.4 349.0 0.12 30 225 11720 -45.5 -57.5 25 12.0 -46.0 73 16 348.8 348.8 296.4 349.1 0.07 31 206 12299 -51.1 -54.9 64 3.8 -51.2 90 14 348.9 348.9 296.5 349.3 0.11 32 200 12490 -52.7 -60.7 37 8.0 -52.9 95 13 349.3 349.3 296.5 349.5 0.05 33 193 12718 -54.5 -55.7 86 1.2 -54.5 111 15 350.0 350.0 296.7 350.5 0.10 34 191 12785 -54.9 -59.1 60 4.2 -55.0 118 16 350.4 350.4 296.8 350.7 0.07 35 183 13055 -57.7 -60.3 72 2.6 -57.8 158 10 350.2 350.2 296.7 350.4 0.06 36 166 13662 -62.3 -65.9 62 3.6 -62.4 201 5 352.4 352.4 297.2 352.5 0.03 37 157 14004 -64.3 -75.3 21 11.0 -64.4 181 12 354.7 354.7 297.6 354.7 0.01 38 150 14280 -66.9 -74.9 31 8.0 -67.0 170 18 354.8 354.8 297.7 354.9 0.01 39 148 14362 -67.5 -75.5 31 8.0 -67.5 169 18 355.2 355.2 297.7 355.2 0.01 40 101 16604 -80.7 -87.7 30 7.0 -80.7 21 10 370.8 370.8 300.7 370.8 0.00 41 100 16660 -80.7 -87.7 30 7.0 -80.7 30 9 371.8 371.8 300.9 371.8 0.00 42 90 17252 -82.1 -89.1 29 7.0 -82.1 107 13 380.4 380.4 302.3 380.4 0.00 43 83 17707 -79.9 -87.9 25 8.0 -79.9 165 10 393.8 393.8 304.3 393.8 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 566.00 mb = 4904.65 m = 16091.18 ft Wetbulb zero: 567.98 mb = 4866.26 m = 15965.24 ft Precipitable water: 2.31 inches Sfc-500 mean rel hum: 84.58 % Est. max temperature: 33.07 C = 91.53 F Sfc-Lift cond lev (LCL): 962.05 mb = 432.65 m = 1419.43 ft T: 26.28 C 700-500 lapse rate: 5.77 C/km ThetaE index: 13.32 C Layer 925.0- 584.0 mb Conv cond level (CCL): 838.71 mb = 1628.96 m = 5344.30 ft Mean mixing ratio: 15.90 g/kg Conv temperature: 33.54 C = 92.37 F Cap Strength: 2.13 C Lifted Index: -2.59 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.56 C Lifted Index @700 mb: -0.43 C Showalter Index: -0.60 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 20.70 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 227.40 Risk: None Energy Index: -0.62 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 403.15 J/kg Max Up Vert Vel: 28.40 m/s Conv Inhibition (B-): 49.97 J/kg Cap Strength: 2.13 C Lift Cond Lev (LCL): 881.81 mb = 1196.24 m = 3924.62 ft Lev Free Conv (LFC): 796.81 mb = 2065.81 m = 6777.52 ft Equ Level (EL): 196.81 mb = 12593.08 m = 41315.38 ft B at Equ Level: 401.43 J/kg Max Parcel Lev (MPL): 116.81 mb = 15750.38 m = 51673.84 ft Wind level data Storm motion: 126 at 8 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 | 306 8 6.3 -4.7 1 1000 89 0 0 -0.0 -0.0 | 306 8 6.3 -4.7 2 976 305 300 3 2.6 -1.5 | 305 11 8.9 -6.2 3 943 610 15 2 -0.5 -1.9 | 319 9 5.8 -6.6 4 925 781 65 3 -2.7 -1.3 | 329 7 3.6 -5.9 5 911 914 35 3 -1.7 -2.5 | 327 8 4.6 -7.1 6 850 1515 130 10 -7.7 6.4 | 143 2 -1.3 1.8 7 849 1524 130 10 -7.7 6.4 | 143 2 -1.3 1.8 8 790 2134 135 10 -7.1 7.1 | 163 3 -0.7 2.4 9 762 2438 130 10 -7.7 6.4 | 143 2 -1.3 1.8 10 700 3158 100 6 -5.9 1.0 | 353 4 0.4 -3.6 11 634 3962 65 11 -10.0 -4.6 | 21 10 -3.6 -9.3 12 610 4267 75 9 -8.7 -2.3 | 19 7 -2.4 -7.0 13 588 4572 75 14 -13.5 -3.6 | 41 11 -7.2 -8.3 14 566 4877 100 13 -12.8 2.3 | 70 7 -6.5 -2.4 15 500 5880 90 25 -25.0 0.0 | 76 19 -18.7 -4.7 16 486 6096 90 25 -25.0 0.0 | 76 19 -18.7 -4.7 17 432 7010 75 27 -26.1 -7.0 | 59 23 -19.8 -11.6 18 416 7315 105 21 -20.3 5.4 | 93 14 -14.0 0.8 19 400 7610 100 21 -20.7 3.6 | 86 14 -14.4 -1.0 20 368 8230 85 22 -21.9 -1.9 | 67 17 -15.6 -6.6 21 339 8839 80 22 -21.7 -3.8 | 61 18 -15.3 -8.5 22 312 9449 100 21 -20.7 3.6 | 86 14 -14.4 -1.0 23 300 9730 90 19 -19.0 0.0 | 70 14 -12.7 -4.7 24 250 11010 80 16 -15.8 -2.8 | 52 12 -9.4 -7.4 25 229 11582 70 16 -15.0 -5.5 | 41 13 -8.7 -10.1 26 200 12490 95 13 -13.0 1.1 | 62 8 -6.6 -3.5 27 200 12497 90 13 -13.0 0.0 | 55 8 -6.7 -4.7 28 190 12802 120 16 -13.9 8.0 | 114 8 -7.5 3.3 29 172 13411 215 1 0.6 0.8 | 299 8 6.9 -3.8 30 156 14021 180 12 0.0 12.0 | 221 10 6.3 7.3 31 150 14280 170 18 -3.1 17.7 | 194 13 3.2 13.1 32 149 14326 170 18 -3.1 17.7 | 194 13 3.2 13.1 33 141 14630 165 18 -4.7 17.4 | 187 13 1.7 12.7 34 121 15545 65 4 -3.6 -1.7 | 337 7 2.7 -6.4 35 115 15850 15 10 -2.6 -9.7 | 345 15 3.7 -14.3 36 103 16459 360 12 -0.0 -12.0 | 339 18 6.3 -16.7 37 100 16660 30 9 -4.5 -7.8 | 352 13 1.8 -12.5 38 98 16764 30 9 -4.5 -7.8 | 352 13 1.8 -12.5 39 93 17069 95 14 -13.9 1.2 | 66 8 -7.6 -3.4 40 88 17374 115 13 -11.8 5.5 | 99 6 -5.5 0.8 41 83 17678 165 10 -2.6 9.7 | 217 6 3.7 5.0 42 79 17983 160 15 -5.1 14.1 | 187 10 1.2 9.4 Wind Parameters Mean winds (0-6000m): 96.4 at 10.5 knts Storm direction: 126.4 at 7.9 knts Shear (0-3000m) pos: 1.7 neg: 0.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 54.0 deg Storm rel helicity (0-3000m) pos: 21.5 neg: -3.2 tot: 18.3 m^2/s^2 ave: 6.1 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 1.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 20.96 Bulk Shear: 19.23 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 ------------------------------------------------------------------------------- 500 316 2 308 10| 2.2 0.0 2.2| 5.8 -0.9 4.9 9.7 0.36| 5.4 1.9 1000 14 2 321 9| 2.4 0.0 2.4| 13.0 -0.9 12.1 12.1 0.50| 5.4 2.7 1500 95 4 333 5| 3.4 0.0 3.4| 21.0 -0.9 20.1 13.4 0.65| 7.4 4.8 2000 118 6 326 2| 2.6 0.0 2.6| 21.5 -0.9 20.6 10.3 0.66| 5.7 3.8 2500 124 7 320 1| 2.1 0.4 2.4| 21.5 -1.7 19.7 7.9 0.54| 5.0 2.7 3000 122 7 331 1| 1.7 0.9 2.7| 21.5 -3.2 18.3 6.1 0.35| 4.8 1.7 4000 108 7 13 3| 1.3 1.4 2.7| 24.4 -4.0 20.4 5.1 0.31| 4.8 1.5 5000 99 8 29 4| 1.9 1.1 3.0| 44.0 -4.7 39.3 7.9 0.38| 5.3 2.0 6000 96 10 49 5| 1.6 1.5 3.1| 45.5 -5.8 39.7 6.6 0.32| 5.3 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250422.00.gif