UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for SBFL... Searching the city database file for: SBFL ... Date:0000Z 18 APR 25 Station: SBFL WMO ident: 83899 Latitude: -27.67 Longitude: -48.55 Elevation: 5.00 ------------------------------------------------------------------------------- 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 1016 5 23.0 20.4 85 2.6 21.2 210 3 294.8 297.5 293.8 337.8 15.01 1 1000 141 22.4 19.1 82 3.3 20.1 50 6 295.5 298.1 293.3 335.9 14.05 2 925 814 17.6 17.0 96 0.6 17.2 35 5 297.3 299.7 293.3 335.8 13.29 3 881 1231 15.4 15.3 99 0.1 15.4 13 1 299.2 301.5 293.2 335.7 12.51 4 863 1407 16.4 12.8 79 3.6 14.1 54 4 302.0 304.0 292.8 334.0 10.83 5 850 1536 15.4 11.7 79 3.7 13.0 85 6 302.3 304.2 292.4 332.5 10.21 6 782 2237 11.2 2.2 54 9.0 6.3 1 3 305.1 306.1 289.5 322.5 5.74 7 758 2498 11.0 -11.0 20 22.0 1.8 312 3 307.6 308.0 286.9 314.5 2.18 8 700 3158 7.8 -18.2 14 26.0 -1.6 330 8 311.1 311.4 287.2 315.4 1.30 9 676 3445 6.8 -19.2 14 26.0 -2.4 5 10 313.1 313.4 287.8 317.3 1.24 10 630 4018 1.6 -20.4 18 22.0 -5.7 330 5 313.6 313.8 287.9 317.6 1.20 11 500 5840 -10.5 -33.5 13 23.0 -15.4 265 28 320.2 320.3 289.3 321.9 0.45 12 489 6011 -11.9 -34.9 13 23.0 -16.5 265 27 320.6 320.6 289.3 322.0 0.40 13 421 7135 -22.1 -39.1 20 17.0 -24.5 273 29 321.5 321.6 289.6 322.7 0.31 14 400 7510 -24.5 -52.5 6 28.0 -27.1 265 22 323.1 323.2 289.8 323.4 0.07 15 352 8424 -32.5 -53.5 11 21.0 -33.9 265 28 324.4 324.4 290.2 324.7 0.07 16 311 9284 -38.9 -52.9 21 14.0 -39.7 265 48 327.2 327.2 291.0 327.5 0.09 17 300 9530 -40.7 -56.7 16 16.0 -41.4 265 54 328.0 328.0 291.2 328.2 0.06 18 261 10465 -47.1 -62.1 16 15.0 -47.6 268 68 331.9 331.9 292.3 332.1 0.03 19 251 10724 -47.7 -67.7 8 20.0 -48.1 270 69 334.8 334.8 293.0 334.8 0.02 20 250 10750 -47.5 -67.5 8 20.0 -48.0 270 69 335.4 335.5 293.2 335.5 0.02 21 200 12210 -52.7 -75.7 5 23.0 -53.1 270 78 349.3 349.3 296.5 349.3 0.01 22 185 12711 -53.9 -77.9 4 24.0 -54.2 270 83 355.2 355.2 297.7 355.3 0.01 23 169 13286 -58.0 -79.7 5 21.7 -58.2 270 89 357.8 357.8 298.2 357.8 0.00 24 164 13475 -59.3 -80.3 5 21.0 -59.5 269 87 358.6 358.6 298.4 358.7 0.00 25 150 14030 -61.5 -83.5 4 22.0 -61.7 265 74 364.1 364.1 299.5 364.1 0.00 26 108 16022 -69.9 -87.9 6 18.0 -70.0 261 68 384.1 384.1 302.9 384.1 0.00 27 101 16421 -69.9 -87.9 6 18.0 -70.0 268 48 391.6 391.6 304.0 391.6 0.00 28 100 16480 -69.5 -88.5 5 19.0 -69.6 270 43 393.4 393.4 304.3 393.5 0.00 29 97 16662 -68.5 -88.5 4 20.0 -68.6 270 43 398.8 398.8 305.0 398.8 0.00 30 88 17239 -72.7 -88.7 7 16.0 -72.8 285 53 401.7 401.7 305.5 401.7 0.00 31 78 17947 -72.3 -90.3 5 18.0 -72.4 285 38 416.6 416.6 307.3 416.6 0.00 32 73 18340 -68.7 -90.7 3 22.0 -68.8 267 30 432.2 432.2 309.1 432.2 0.00 33 70 18590 -69.9 -89.9 4 20.0 -70.0 255 25 434.8 434.8 309.3 434.9 0.00 34 69 18676 -70.3 -90.3 4 20.0 -70.4 262 39 435.8 435.8 309.4 435.8 0.00 35 52 20406 -60.3 -89.3 1 29.0 -60.9 241 23 495.8 495.8 314.7 495.8 0.00 36 50 20650 -61.9 -89.9 1 28.0 -62.4 355 8 497.6 497.6 314.8 497.6 0.00 37 49 20775 -62.3 -90.3 1 28.0 -62.7 231 14 499.5 499.5 314.9 499.6 0.00 38 37 22530 -57.3 -89.3 1 32.0 -58.3 21 10 554.2 554.2 318.3 554.2 0.00 TRP 88 17239 -72.7 -88.7 7 16.0 -72.8 285 53 401.7 401.7 305.5 401.7 0.00 WND 169 13286 -58.0 -79.7 5 21.7 -58.2 270 89 357.8 357.8 298.2 357.8 0.00 Sounding variables and indices 1000-500 mb thick: 5699.00 m Freezing level: 612.81 mb = 4259.34 m = 13974.05 ft Wetbulb zero: 727.13 mb = 2842.55 m = 9325.83 ft Precipitable water: 1.24 inches Sfc-500 mean rel hum: 41.24 % Est. max temperature: 29.76 C = 85.57 F Sfc-Lift cond lev (LCL): 978.39 mb = 329.57 m = 1081.24 ft T: 21.06 C 700-500 lapse rate: 6.82 C/km ThetaE index: 23.27 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 923.45 mb = 828.31 m = 2717.50 ft Mean mixing ratio: 13.76 g/kg Conv temperature: 25.57 C = 78.03 F Cap Strength: 1.86 C Lifted Index: -2.02 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.22 C Lifted Index @700 mb: 1.39 C Showalter Index: -0.44 C Risk: Thunderstorms probable Total Totals Index: 48.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 22.20 C K Index: 11.60 Risk: None Sweat Index: 180.40 Risk: None Energy Index: -2.03 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 886.28 J/kg Max Up Vert Vel: 42.10 m/s Conv Inhibition (B-): 107.02 J/kg Cap Strength: 1.82 C Lift Cond Lev (LCL): 937.76 mb = 695.70 m = 2282.46 ft Lev Free Conv (LFC): 632.76 mb = 3982.87 m = 13066.99 ft Equ Level (EL): 242.76 mb = 10942.18 m = 35899.12 ft B at Equ Level: 871.33 J/kg Max Parcel Lev (MPL): 162.76 mb = 13521.71 m = 44362.02 ft Wind level data Storm motion: 314 at 7 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 1016 5 210 3 1.5 2.6 | 154 9 -3.7 7.7 1 1000 141 50 6 -4.6 -3.9 | 97 10 -9.8 1.3 2 981 305 55 5 -4.1 -2.9 | 104 10 -9.3 2.3 3 947 610 75 3 -2.9 -0.8 | 118 9 -8.1 4.3 4 925 814 35 5 -2.9 -4.1 | 97 8 -8.1 1.0 5 914 914 20 4 -1.4 -3.8 | 102 7 -6.6 1.4 6 882 1219 10 1 -0.2 -1.0 | 127 7 -5.4 4.1 7 850 1536 85 6 -6.0 -0.5 | 112 12 -11.2 4.6 8 791 2134 25 3 -1.3 -2.7 | 110 7 -6.5 2.4 9 763 2438 310 3 2.3 -1.9 | 137 4 -2.9 3.2 10 700 3158 330 8 4.0 -6.9 | 34 2 -1.2 -1.8 11 683 3353 5 10 -0.9 -10.0 | 52 8 -6.1 -4.8 12 657 3658 5 10 -0.9 -10.0 | 52 8 -6.1 -4.8 13 633 3962 335 4 1.7 -3.6 | 113 4 -3.5 1.5 14 609 4267 295 10 9.1 -4.2 | 257 4 3.8 0.9 15 586 4572 255 12 11.6 3.1 | 218 10 6.4 8.2 16 503 5791 255 30 29.0 7.8 | 242 27 23.7 12.9 17 500 5840 265 28 27.9 2.4 | 252 24 22.7 7.6 18 483 6096 265 26 25.9 2.3 | 250 22 20.7 7.4 19 411 7315 275 29 28.9 -2.5 | 264 24 23.7 2.6 20 400 7510 265 22 21.9 1.9 | 247 18 16.7 7.0 21 394 7620 260 24 23.6 4.2 | 243 21 18.4 9.3 22 361 8230 265 24 23.9 2.1 | 249 20 18.7 7.2 23 300 9530 265 54 53.8 4.7 | 259 50 48.6 9.8 24 277 10058 265 66 65.7 5.8 | 260 61 60.5 10.9 25 250 10750 270 69 69.0 -0.0 | 265 64 63.8 5.1 26 231 11278 265 74 73.7 6.4 | 260 69 68.5 11.6 27 200 12210 270 78 78.0 -0.0 | 266 73 72.8 5.1 28 169 13286 270 89 89.0 -0.0 | 267 84 83.8 5.1 29 166 13411 270 89 89.0 -0.0 | 267 84 83.8 5.1 30 150 14030 265 74 73.7 6.4 | 260 69 68.5 11.6 31 129 14935 265 67 66.7 5.8 | 260 62 61.5 11.0 32 106 16154 260 68 67.0 11.8 | 255 64 61.7 16.9 33 100 16480 270 43 43.0 -0.0 | 262 38 37.8 5.1 34 95 16764 270 43 43.0 -0.0 | 262 38 37.8 5.1 35 91 17069 290 42 39.5 -14.4 | 285 35 34.2 -9.2 36 88 17239 285 53 51.2 -13.7 | 281 47 46.0 -8.6 37 86 17374 290 53 49.8 -18.1 | 286 46 44.6 -13.0 38 78 17983 285 37 35.7 -9.6 | 278 31 30.5 -4.5 39 70 18590 255 25 24.1 6.5 | 238 22 18.9 11.6 40 70 18593 265 45 44.8 3.9 | 257 41 39.6 9.0 41 67 18898 255 25 24.1 6.5 | 238 22 18.9 11.6 42 63 19202 300 30 26.0 -15.0 | 295 23 20.7 -9.9 43 60 19507 275 36 35.9 -3.1 | 266 31 30.6 2.0 44 57 19812 245 27 24.5 11.4 | 229 25 19.2 16.5 45 55 20117 265 20 19.9 1.7 | 245 16 14.7 6.9 46 52 20422 240 23 19.9 11.5 | 221 22 14.7 16.6 47 50 20650 355 8 0.7 -8.0 | 58 5 -4.5 -2.8 48 49 20726 225 14 9.9 9.9 | 197 16 4.7 15.0 49 46 21031 325 11 6.3 -9.0 | 345 4 1.1 -3.9 50 36 22250 30 10 -5.0 -8.7 | 71 11 -10.2 -3.5 51 31 22860 355 13 1.1 -13.0 | 28 9 -4.1 -7.8 Wind Parameters Mean winds (0-6000m): 284.4 at 9.8 knts Storm direction: 314.4 at 7.3 knts Shear (0-3000m) pos: 0.6 neg: 1.5 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): -88.9 deg Storm rel helicity (0-3000m) pos: 18.2 neg: -40.1 tot: -21.9 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -1.5 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 36.84 Bulk Shear: 24.05 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 58 5 106 10| 0.0 6.5 6.5| 5.8 -25.1 -19.3 -38.6 -0.56| 13.8 -7.8 1000 50 4 105 9| 0.0 3.1 3.1| 10.0 -32.1 -22.1 -22.1 -0.43| 10.2 -4.4 1500 51 4 108 9| 1.7 2.1 3.7| 14.3 -36.6 -22.3 -14.9 -0.31| 9.5 -2.9 2000 57 4 109 9| 1.2 1.9 3.1| 14.6 -39.0 -24.4 -12.2 -0.29| 8.1 -2.4 2500 50 4 108 9| 1.0 1.8 2.8| 18.2 -39.0 -20.8 -8.3 -0.18| 7.5 -1.4 3000 31 4 102 8| 0.6 1.5 2.1| 18.2 -40.1 -21.9 -7.3 -0.22| 6.9 -1.5 4000 13 5 91 6| 1.3 1.1 2.4| 25.0 -40.6 -15.5 -3.9 -0.08| 7.0 -0.5 5000 332 7 73 2| 1.0 2.6 3.6| 35.0 -48.6 -13.5 -2.7 -0.03| 7.8 -0.2 6000 284 10 237 5| 1.0 2.8 3.8| 82.6 -49.7 32.9 5.5 0.06| 8.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBFL/skewt/SBFL.skewt.20250418.00.gif