UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SBFL... Searching the city database file for: SBFL ... Date:1200Z 16 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 1013 5 22.6 19.0 80 3.6 20.1 350 11 294.7 297.1 292.8 334.1 13.78 1 1000 122 21.4 18.0 81 3.4 19.1 345 14 294.5 296.9 292.3 332.0 13.09 2 973 359 21.0 14.0 64 7.0 16.5 317 18 296.5 298.3 290.7 326.5 10.38 3 925 793 17.2 13.7 80 3.5 15.0 285 18 296.9 298.8 291.1 327.9 10.71 4 877 1247 13.6 12.7 94 0.9 13.0 289 19 297.7 299.6 291.3 328.5 10.58 5 858 1433 17.0 10.0 63 7.0 12.7 279 20 303.1 304.8 291.7 330.0 9.02 6 850 1513 16.4 10.4 68 6.0 12.6 275 20 303.3 305.1 292.0 331.2 9.36 7 816 1859 13.6 8.9 73 4.7 10.7 267 17 303.9 305.6 291.8 330.3 8.80 8 777 2270 11.2 1.2 50 10.0 5.9 266 14 305.6 306.6 289.4 322.0 5.37 9 705 3072 4.0 -4.0 56 8.0 0.3 297 13 306.3 307.0 288.3 318.8 4.03 10 700 3130 4.0 -7.0 44 11.0 -0.9 275 15 306.9 307.5 287.8 317.0 3.23 11 681 3354 5.0 -23.0 11 28.0 -3.8 270 16 310.5 310.6 286.5 313.4 0.88 12 562 4892 -3.9 -32.9 8 29.0 -10.7 245 27 317.5 317.6 288.4 319.0 0.43 13 514 5588 -10.1 -34.1 12 24.0 -15.0 249 29 318.2 318.3 288.6 319.7 0.41 14 500 5800 -10.5 -41.5 6 31.0 -15.9 250 29 320.2 320.3 289.0 321.0 0.20 15 430 6944 -17.9 -47.9 5 30.0 -21.7 253 31 324.9 325.0 290.4 325.4 0.12 16 404 7407 -22.3 -45.3 10 23.0 -25.1 250 30 325.1 325.1 290.5 325.7 0.17 17 400 7480 -22.7 -45.7 10 23.0 -25.5 250 30 325.5 325.5 290.6 326.1 0.16 18 300 9520 -38.3 -62.3 6 24.0 -39.4 250 41 331.4 331.4 292.1 331.5 0.03 19 274 10137 -43.7 -64.7 8 21.0 -44.3 253 48 332.3 332.3 292.3 332.4 0.02 20 250 10750 -46.3 -67.3 7 21.0 -46.9 265 57 337.2 337.2 293.6 337.3 0.02 21 218 11645 -53.1 -71.1 9 18.0 -53.4 273 74 340.2 340.2 294.4 340.2 0.01 22 209 11917 -51.9 -74.9 5 23.0 -52.2 271 82 346.2 346.2 295.8 346.2 0.01 23 202 12136 -53.9 -75.4 6 21.5 -54.2 270 89 346.4 346.4 295.8 346.4 0.01 24 200 12200 -54.5 -75.5 6 21.0 -54.8 270 87 346.5 346.5 295.8 346.5 0.01 25 150 14020 -61.5 -82.5 5 21.0 -61.7 275 68 364.1 364.1 299.5 364.1 0.00 26 128 14985 -67.5 -84.5 7 17.0 -67.6 278 69 370.2 370.2 300.6 370.2 0.00 27 103 16276 -71.7 -86.7 9 15.0 -71.8 260 58 385.9 385.9 303.2 385.9 0.00 28 100 16450 -71.9 -86.9 9 15.0 -71.9 260 52 388.8 388.8 303.6 388.8 0.00 29 83 17552 -72.3 -89.3 6 17.0 -72.3 270 39 409.3 409.3 306.4 409.3 0.00 30 70 18570 -67.3 -89.3 3 22.0 -67.5 275 33 440.4 440.4 309.9 440.4 0.00 31 61 19402 -65.1 -89.1 2 24.0 -65.4 312 13 463.0 463.0 312.0 463.0 0.00 32 58 19708 -66.9 -89.9 3 23.0 -67.1 333 21 465.6 465.6 312.3 465.7 0.00 33 52 20377 -60.3 -88.3 1 28.0 -60.9 288 21 495.8 495.8 314.7 495.8 0.00 34 50 20620 -61.7 -88.7 2 27.0 -62.1 295 6 498.1 498.1 314.8 498.1 0.00 35 45 21275 -62.1 -88.1 2 26.0 -62.6 304 10 512.3 512.4 315.8 512.4 0.00 36 30 23830 -55.7 -85.7 1 30.0 -57.2 125 8 592.8 592.8 320.3 592.8 0.01 37 20 26450 -48.3 -83.3 1 35.0 -52.3 60 15 688.3 688.3 324.0 688.5 0.02 38 17 27526 -45.9 -81.9 1 36.0 -51.2 42 11 728.8 728.8 325.3 729.0 0.03 TRP 103 16276 -71.7 -86.7 9 15.0 -71.8 260 58 385.9 385.9 303.2 385.9 0.00 WND 202 12136 -53.9 -75.4 6 21.5 -54.2 270 89 346.4 346.4 295.8 346.4 0.01 Sounding variables and indices 1000-500 mb thick: 5678.00 m Freezing level: 614.15 mb = 4217.90 m = 13838.07 ft Wetbulb zero: 703.86 mb = 3085.23 m = 10122.04 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 40.87 % Est. max temperature: 29.66 C = 85.39 F Sfc-Lift cond lev (LCL): 961.04 mb = 464.89 m = 1525.22 ft T: 20.07 C 700-500 lapse rate: 5.43 C/km ThetaE index: 17.78 C Layer 816.0- 562.0 mb Conv cond level (CCL): 877.19 mb = 1244.78 m = 4083.86 ft Mean mixing ratio: 11.24 g/kg Conv temperature: 25.67 C = 78.20 F Cap Strength: 4.79 C Lifted Index: 1.43 C Risk: Showers probable Lifted Index @300 mb: 2.90 C Lifted Index @700 mb: 0.17 C Showalter Index: 0.14 C Risk: Thunderstorms probable Total Totals Index: 47.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.90 C Cross Totals Index: 20.90 C K Index: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 193.80 Risk: None Energy Index: -1.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.13 J/kg Max Up Vert Vel: 4.72 m/s Conv Inhibition (B-): 40998.35 J/kg Cap Strength: 4.76 C Lift Cond Lev (LCL): 897.53 mb = 1049.60 m = 3443.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 14 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 1013 5 350 11 1.9 -10.8 | 69 11 -10.6 -4.1 1 1000 122 345 14 3.6 -13.5 | 53 11 -8.9 -6.8 2 979 305 320 18 11.6 -13.8 | 8 7 -1.0 -7.1 3 945 610 305 19 15.6 -10.9 | 324 5 3.0 -4.2 4 925 793 285 18 17.4 -4.7 | 247 5 4.8 2.1 5 912 914 285 19 18.4 -4.9 | 253 6 5.8 1.8 6 880 1219 290 19 17.9 -6.5 | 268 5 5.3 0.2 7 850 1513 275 20 19.9 -1.7 | 236 9 7.4 5.0 8 789 2134 260 14 13.8 2.4 | 188 9 1.2 9.2 9 761 2438 275 14 13.9 -1.2 | 194 6 1.4 5.5 10 707 3048 305 12 9.8 -6.9 | 87 3 -2.7 -0.2 11 700 3130 275 15 14.9 -1.3 | 204 6 2.4 5.4 12 681 3353 270 16 16.0 -0.0 | 207 8 3.5 6.7 13 607 4267 260 15 14.8 2.6 | 193 10 2.2 9.3 14 562 4877 245 27 24.5 11.4 | 213 22 11.9 18.1 15 500 5800 250 29 27.3 9.9 | 221 22 14.7 16.6 16 481 6096 255 29 28.0 7.5 | 227 21 15.5 14.2 17 462 6401 255 31 29.9 8.0 | 230 23 17.4 14.7 18 400 7480 250 30 28.2 10.3 | 223 23 15.7 17.0 19 392 7620 245 30 27.2 12.7 | 217 24 14.6 19.4 20 360 8230 255 33 31.9 8.5 | 232 25 19.3 15.3 21 345 8534 265 31 30.9 2.7 | 243 21 18.3 9.4 22 316 9144 260 33 32.5 5.7 | 238 24 20.0 12.5 23 300 9520 250 41 38.5 14.0 | 231 33 26.0 20.7 24 290 9754 245 42 38.1 17.7 | 226 35 25.5 24.5 25 250 10750 265 57 56.8 5.0 | 255 46 44.2 11.7 26 231 11278 275 63 62.8 -5.5 | 269 50 50.2 1.2 27 202 12136 270 89 89.0 -0.0 | 265 77 76.5 6.7 28 200 12192 270 89 89.0 -0.0 | 265 77 76.5 6.7 29 200 12200 270 87 87.0 -0.0 | 265 75 74.5 6.7 30 150 14020 275 68 67.7 -5.9 | 269 55 55.2 0.8 31 135 14630 275 63 62.8 -5.5 | 269 50 50.2 1.2 32 122 15240 280 73 71.9 -12.7 | 276 60 59.4 -6.0 33 111 15850 265 76 75.7 6.6 | 258 65 63.2 13.3 34 103 16276 260 58 57.1 10.1 | 249 48 44.6 16.8 35 100 16450 260 52 51.2 9.0 | 248 42 38.7 15.8 36 95 16764 255 53 51.2 13.7 | 242 44 38.7 20.4 37 86 17374 270 34 34.0 -0.0 | 253 22 21.5 6.7 38 81 17678 270 42 42.0 -0.0 | 257 30 29.5 6.7 39 70 18570 275 33 32.9 -2.9 | 259 21 20.3 3.8 40 70 18593 295 32 29.0 -13.5 | 292 18 16.5 -6.8 41 66 18898 275 33 32.9 -2.9 | 259 21 20.3 3.8 42 63 19202 275 18 17.9 -1.6 | 226 7 5.4 5.2 43 60 19507 330 11 5.5 -9.5 | 68 8 -7.0 -2.8 44 57 19812 335 26 11.0 -23.6 | 5 17 -1.6 -16.8 45 54 20117 310 29 22.2 -18.6 | 321 15 9.7 -11.9 46 52 20422 285 20 19.3 -5.2 | 257 7 6.8 1.5 47 50 20620 295 6 5.4 -2.5 | 121 8 -7.1 4.2 48 49 20726 245 5 4.5 2.1 | 138 12 -8.0 8.8 49 45 21336 310 11 8.4 -7.1 | 85 4 -4.1 -0.3 50 43 21641 290 16 15.0 -5.5 | 243 3 2.5 1.3 51 40 21946 295 10 9.1 -4.2 | 126 4 -3.5 2.5 52 37 22555 0 0 -0.0 -0.0 | 118 14 -12.5 6.7 53 35 22860 50 10 -7.7 -6.4 | 91 20 -20.2 0.3 54 30 23830 125 8 -6.6 4.6 | 121 22 -19.1 11.3 55 29 24079 150 10 -5.0 8.7 | 131 23 -17.5 15.4 56 28 24384 135 12 -8.5 8.5 | 126 26 -21.0 15.2 57 24 25298 50 12 -9.2 -7.7 | 87 22 -21.7 -1.0 58 23 25603 75 11 -10.6 -2.8 | 99 23 -23.2 3.9 59 22 25908 75 12 -11.6 -3.1 | 99 24 -24.1 3.6 60 21 26213 95 16 -15.9 1.4 | 106 30 -28.5 8.1 61 20 26450 60 15 -13.0 -7.5 | 88 26 -25.5 -0.8 62 20 26518 55 11 -9.0 -6.3 | 91 22 -21.5 0.4 63 18 26822 60 15 -13.0 -7.5 | 88 26 -25.5 -0.8 64 17 27127 35 10 -5.7 -8.2 | 85 18 -18.3 -1.5 65 15 27432 70 13 -12.2 -4.4 | 95 25 -24.8 2.3 66 14 27737 50 13 -10.0 -8.4 | 86 23 -22.5 -1.6 Wind Parameters Mean winds (0-6000m): 268.2 at 19.0 knts Storm direction: 298.2 at 14.2 knts Shear (0-3000m) pos: 1.7 neg: 3.1 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 24.3 deg Storm rel helicity (0-3000m) pos: 3.9 neg: -65.4 tot: -61.5 m^2/s^2 ave: -20.5 10^-3 m/s^2 rel: -0.70 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 39.39 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 ------------------------------------------------------------------------------- 500 326 16 28 8| 0.0 12.8 12.8| 0.0 -29.9 -29.9 -59.7 -0.90| 14.8-13.3 1000 308 17 345 4| 0.0 8.8 8.8| 1.4 -39.7 -38.2 -38.2 -0.83| 12.4-10.4 1500 300 18 305 4| 0.0 6.9 6.9| 2.9 -46.2 -43.3 -28.9 -0.75| 10.4 -7.8 2000 292 18 270 4| 0.0 4.7 4.7| 2.9 -60.2 -57.3 -28.7 -0.79| 9.3 -7.4 2500 288 17 249 4| 0.8 3.8 4.6| 3.9 -63.1 -59.2 -23.7 -0.71| 8.6 -6.1 3000 288 16 242 4| 1.7 3.1 4.8| 3.9 -65.4 -61.5 -20.5 -0.70| 8.2 -5.7 4000 284 16 227 4| 1.3 3.6 4.8| 7.0 -68.5 -61.6 -15.4 -0.48| 7.6 -3.7 5000 276 17 221 7| 1.0 4.3 5.3| 24.2 -69.6 -45.4 -9.1 -0.33| 7.6 -2.5 6000 268 19 221 10| 1.0 3.5 4.5| 48.7 -69.6 -20.9 -3.5 -0.26| 6.7 -1.7 Wrote GIF file: /home/apache/climate/data/raob//SBFL/skewt/SBFL.skewt.20250416.12.gif