UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032512.upa.cvt Date: 1200Z 25 MAR 20 Searching for SB281... Searching the city database file for: SB281 ... Date:1200Z 25 MAR 20 Station: SB281 WMO ident: 82281 Latitude: -2.60 Longitude: -44.23 ------------------------------------------------------------------------------- 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 1007 57 27.2 25.6 91 1.6 26.0 260 6 299.8 303.6 299.0 361.2 20.94 1 1000 118 26.0 24.7 93 1.3 25.0 265 9 299.1 302.8 298.2 357.5 19.96 2 925 804 21.4 21.4 100 0.0 21.4 340 10 301.2 304.4 297.3 353.0 17.61 3 905 993 19.4 19.0 98 0.4 19.1 350 8 301.0 303.9 295.8 346.5 15.46 4 850 1533 17.6 15.7 89 1.9 16.3 350 5 304.6 307.1 295.3 344.3 13.32 5 846 1573 17.6 16.0 90 1.6 16.5 356 5 305.0 307.5 295.7 345.8 13.65 6 762 2462 12.2 12.2 100 0.0 12.2 86 3 308.4 310.6 295.3 344.2 11.81 7 700 3171 8.2 8.0 99 0.2 8.1 130 6 311.6 313.4 294.6 341.3 9.67 8 663 3617 5.8 5.8 100 0.0 5.8 114 5 313.7 315.4 294.6 341.0 8.76 9 649 3792 4.0 1.7 85 2.3 2.7 108 5 313.6 314.9 292.9 334.5 6.68 10 618 4189 3.0 -4.0 60 7.0 -0.5 93 4 316.9 317.8 292.2 331.7 4.60 11 609 4308 2.2 -1.6 76 3.8 0.2 90 4 317.3 318.4 293.1 335.2 5.59 12 538 5301 -2.1 -17.1 31 15.0 -7.6 103 11 323.6 324.0 291.7 330.0 1.86 13 500 5880 -5.5 -14.5 49 9.0 -9.0 135 9 326.3 326.8 293.0 334.8 2.49 14 484 6136 -6.1 -12.1 62 6.0 -8.6 149 10 328.6 329.3 294.1 339.3 3.12 15 471 6349 -7.7 -8.0 98 0.3 -7.8 142 10 329.2 330.1 295.3 344.2 4.45 16 463 6483 -7.7 -11.6 74 3.9 -9.4 137 9 330.8 331.5 294.9 342.5 3.40 17 455 6619 -8.7 -18.7 44 10.0 -12.2 133 9 331.2 331.6 293.8 338.0 1.92 18 449 6722 -9.3 -12.7 76 3.4 -10.7 130 9 331.8 332.4 295.0 342.8 3.21 19 444 6809 -9.7 -22.7 34 13.0 -13.7 127 9 332.3 332.6 293.6 337.3 1.39 20 418 7274 -12.3 -30.3 21 18.0 -16.8 111 8 334.8 334.9 293.7 337.5 0.74 21 405 7515 -14.1 -24.1 42 10.0 -17.0 103 7 335.5 335.7 294.4 340.3 1.35 22 400 7610 -14.7 -26.7 35 12.0 -17.9 100 7 335.9 336.1 294.3 339.8 1.08 23 364 8316 -20.1 -35.1 25 15.0 -23.0 60 19 337.9 338.0 294.3 339.9 0.53 24 350 8606 -22.5 -26.0 73 3.5 -23.4 64 13 338.4 338.7 295.1 343.2 1.31 25 302 9673 -29.7 -32.6 76 2.9 -30.2 128 15 342.9 343.0 295.7 346.0 0.82 26 300 9720 -29.9 -32.8 76 2.9 -30.4 130 16 343.2 343.4 295.8 346.3 0.81 27 250 10990 -40.1 -43.4 71 3.3 -40.4 165 20 346.4 346.5 296.1 347.8 0.33 28 208 12216 -50.3 -54.1 64 3.8 -50.5 153 30 349.2 349.2 296.5 349.7 0.12 29 203 12374 -51.7 -54.6 71 2.9 -51.8 151 32 349.4 349.4 296.6 349.9 0.11 30 200 12470 -52.7 -55.7 70 3.0 -52.8 150 33 349.3 349.3 296.5 349.7 0.10 31 163 13756 -64.5 -69.5 50 5.0 -64.6 140 26 350.5 350.5 296.8 350.6 0.02 32 152 14180 -67.9 -73.9 42 6.0 -67.9 127 14 351.8 351.8 297.0 351.8 0.01 33 150 14260 -67.5 -74.5 36 7.0 -67.5 125 12 353.8 353.8 297.4 353.9 0.01 34 147 14381 -67.9 -77.9 23 10.0 -67.9 145 23 355.2 355.2 297.7 355.2 0.01 35 128 15197 -74.5 -79.5 46 5.0 -74.5 66 5 357.6 357.6 298.2 357.6 0.01 36 104 16386 -79.3 -87.3 26 8.0 -79.3 125 21 370.3 370.3 300.6 370.3 0.00 37 100 16610 -76.7 -86.7 19 10.0 -76.7 100 24 379.5 379.5 302.2 379.5 0.00 38 86 17481 -75.3 -88.3 11 13.0 -75.3 349 12 399.1 399.1 305.1 399.1 0.00 39 73 18415 -81.7 -90.7 20 9.0 -81.7 265 26 404.7 404.7 305.8 404.7 0.00 TRP 104 16386 -79.3 -87.3 26 8.0 -79.3 125 21 370.3 370.3 300.6 370.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 572.67 mb = 4815.98 m = 15800.26 ft Wetbulb zero: 622.88 mb = 4125.05 m = 13533.46 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 80.53 % Est. max temperature: 31.57 C = 88.83 F Sfc-Lift cond lev (LCL): 984.40 mb = 256.32 m = 840.93 ft T: 25.07 C 700-500 lapse rate: 5.06 C/km ThetaE index: 16.92 C Layer 1000.0- 846.0 mb Conv cond level (CCL): 942.72 mb = 636.99 m = 2089.82 ft Mean mixing ratio: 18.49 g/kg Conv temperature: 28.15 C = 82.67 F Cap Strength: 0.23 C Lifted Index: -4.17 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.96 C Lifted Index @700 mb: -3.60 C Showalter Index: -0.42 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.20 C K Index: 38.60 Risk: > 80 % chance of thunderstorms Sweat Index: 207.40 Risk: None Energy Index: -1.90 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1746.28 J/kg Max Up Vert Vel: 59.10 m/s Conv Inhibition (B-): 0.33 J/kg Cap Strength: 0.23 C Lift Cond Lev (LCL): 948.64 mb = 581.95 m = 1909.25 ft Lev Free Conv (LFC): 933.64 mb = 722.19 m = 2369.38 ft Equ Level (EL): 143.64 mb = 14517.36 m = 47628.54 ft B at Equ Level: 1737.72 J/kg Max Parcel Lev (MPL): 83.64 mb = 17639.60 m = 57871.99 ft Wind level data Storm motion: 119 at 5 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 1007 57 260 6 5.9 1.0 | 278 10 10.3 -1.4 1 1000 118 265 9 9.0 0.8 | 277 13 13.4 -1.7 2 979 305 285 8 7.7 -2.1 | 290 13 12.1 -4.5 3 946 610 305 10 8.2 -5.7 | 303 15 12.6 -8.2 4 925 804 340 10 3.4 -9.4 | 327 14 7.8 -11.9 5 913 914 350 9 1.6 -8.9 | 332 13 5.9 -11.3 6 850 1533 350 5 0.9 -4.9 | 325 9 5.3 -7.4 7 792 2134 75 2 -1.9 -0.5 | 320 4 2.5 -3.0 8 764 2438 85 3 -3.0 -0.3 | 333 3 1.4 -2.7 9 700 3171 130 6 -4.6 3.9 | 172 1 -0.2 1.4 10 611 4267 90 4 -4.0 0.0 | 351 2 0.4 -2.5 11 506 5791 110 14 -13.2 4.8 | 105 9 -8.8 2.3 12 500 5880 135 9 -6.4 6.4 | 153 4 -2.0 3.9 13 486 6096 150 10 -5.0 8.7 | 174 6 -0.6 6.2 14 400 7610 100 7 -6.9 1.2 | 64 3 -2.5 -1.2 15 399 7620 110 5 -4.7 1.7 | 23 1 -0.3 -0.7 16 368 8230 60 20 -17.3 -10.0 | 46 18 -12.9 -12.5 17 353 8534 60 14 -12.1 -7.0 | 39 12 -7.7 -9.5 18 325 9144 105 6 -5.8 1.6 | 57 2 -1.4 -0.9 19 300 9720 130 16 -12.3 10.3 | 135 11 -7.9 7.8 20 299 9754 130 15 -11.5 9.6 | 135 10 -7.1 7.2 21 250 10990 165 20 -5.2 19.3 | 177 17 -0.8 16.9 22 239 11278 165 20 -5.2 19.3 | 177 17 -0.8 16.9 23 200 12470 150 33 -16.5 28.6 | 155 29 -12.1 26.1 24 172 13411 150 35 -17.5 30.3 | 155 31 -13.1 27.9 25 150 14260 125 12 -9.8 6.9 | 129 7 -5.4 4.4 26 148 14326 150 26 -13.0 22.5 | 157 22 -8.6 20.1 27 141 14630 120 11 -9.5 5.5 | 121 6 -5.1 3.0 28 127 15240 60 4 -3.5 -2.0 | 348 5 0.9 -4.5 29 114 15850 100 22 -21.7 3.8 | 95 17 -17.3 1.4 30 108 16154 100 19 -18.7 3.3 | 93 14 -14.3 0.8 31 104 16386 125 21 -17.2 12.0 | 127 16 -12.8 9.6 32 103 16459 130 20 -15.3 12.9 | 134 15 -10.9 10.4 33 100 16610 100 24 -23.6 4.2 | 95 19 -19.2 1.7 34 97 16764 100 24 -23.6 4.2 | 95 19 -19.2 1.7 35 87 17374 15 13 -3.4 -12.6 | 356 15 1.0 -15.0 36 83 17678 280 11 10.8 -1.9 | 286 16 15.2 -4.4 37 70 18593 260 31 30.5 5.4 | 265 35 34.9 2.9 Wind Parameters Mean winds (0-6000m): 89.2 at 6.7 knts Storm direction: 119.2 at 5.0 knts Shear (0-3000m) pos: 1.8 neg: 0.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): -122.2 deg Storm rel helicity (0-3000m) pos: 52.4 neg: -4.6 tot: 47.9 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.6 10^-3/s Energy-Hel index: 0.56 Bulk Rich Number: 57.67 Bulk Shear: 30.28 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 ------------------------------------------------------------------------------- 500 283 9 289 13| 6.7 0.0 6.7| 19.0 0.0 19.0 37.9 0.64| 8.6 5.5 1000 309 9 306 14| 5.2 0.0 5.2| 48.7 -0.7 48.0 48.0 0.73| 9.1 6.7 1500 321 8 313 13| 2.7 0.0 2.7| 48.7 -3.3 45.4 30.3 0.57| 7.2 4.1 2000 327 7 316 12| 2.1 0.0 2.1| 51.3 -4.1 47.1 23.6 0.48| 6.7 3.3 2500 333 6 318 11| 1.9 0.0 1.9| 52.1 -4.6 47.5 19.0 0.47| 5.8 2.7 3000 341 6 322 10| 1.8 0.0 1.8| 52.4 -4.6 47.9 16.0 0.47| 5.4 2.6 4000 14 6 340 8| 1.4 0.3 1.7| 52.5 -5.0 47.5 11.9 0.37| 4.6 1.7 5000 55 6 3 6| 1.4 0.3 1.7| 56.0 -5.1 50.9 10.2 0.42| 4.3 1.8 6000 89 7 42 3| 1.2 0.2 1.4| 71.9 -5.1 66.8 11.1 0.49| 4.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//SB281/skewt/SB281.skewt.20200325.12.gif