UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2020032100.upa.cvt Date: 0000Z 21 MAR 20 Searching for SB281... Searching the city database file for: SB281 ... Date:0000Z 21 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 1006 54 23.8 23.5 98 0.3 23.6 320 2 296.4 299.8 296.5 349.6 18.42 1 1000 106 24.0 23.2 95 0.8 23.5 320 2 297.1 300.4 296.6 349.8 18.19 2 990 195 24.4 22.8 91 1.6 23.3 329 7 298.4 301.7 296.8 350.6 17.92 3 925 791 22.6 19.1 81 3.5 20.1 355 13 302.4 305.2 296.1 347.4 15.22 4 891 1117 21.4 16.4 73 5.0 17.9 10 10 304.4 306.9 295.3 344.0 13.28 5 850 1525 19.0 14.0 73 5.0 15.7 30 8 306.0 308.3 294.7 341.8 11.91 6 797 2077 16.4 10.4 68 6.0 12.6 3 15 309.0 310.8 294.1 339.4 9.99 7 737 2740 13.0 8.5 74 4.5 10.2 0 16 312.2 314.1 294.7 341.6 9.50 8 700 3172 9.8 6.1 78 3.7 7.6 55 12 313.3 315.0 294.2 339.7 8.47 9 586 4627 0.6 0.0 96 0.6 0.3 65 18 319.0 320.2 294.3 339.9 6.55 10 547 5178 -1.7 -6.7 69 5.0 -4.1 65 14 322.6 323.4 293.4 336.5 4.24 11 500 5890 -5.3 -7.5 84 2.2 -6.3 65 13 326.6 327.4 294.6 341.1 4.36 12 467 6422 -8.1 -9.6 89 1.5 -8.8 56 16 329.5 330.3 295.0 342.9 3.96 13 418 7275 -12.3 -14.2 86 1.9 -13.0 97 14 334.8 335.4 295.6 345.4 3.05 14 400 7610 -14.7 -16.5 86 1.8 -15.4 120 12 335.9 336.4 295.6 345.2 2.63 15 300 9730 -29.3 -32.4 74 3.1 -29.9 175 8 344.1 344.3 296.0 347.3 0.84 16 298 9778 -29.5 -32.7 74 3.2 -30.1 174 8 344.5 344.6 296.1 347.6 0.82 17 262 10686 -36.9 -40.2 71 3.3 -37.3 156 11 346.5 346.6 296.3 348.3 0.44 18 250 11010 -39.7 -43.1 70 3.4 -40.0 190 12 347.0 347.1 296.3 348.4 0.34 19 200 12490 -52.9 -55.1 77 2.2 -53.0 185 16 349.0 349.0 296.5 349.5 0.11 20 199 12522 -53.1 -55.3 77 2.2 -53.2 186 16 349.2 349.2 296.5 349.6 0.11 21 177 13267 -60.3 -63.6 65 3.3 -60.4 185 17 349.3 349.3 296.5 349.4 0.04 22 159 13928 -66.1 -70.0 58 3.9 -66.1 178 20 350.3 350.3 296.7 350.4 0.02 23 150 14280 -68.9 -72.9 56 4.0 -68.9 175 25 351.4 351.4 297.0 351.5 0.01 24 128 15205 -76.9 -81.0 52 4.1 -76.9 168 39 353.3 353.3 297.4 353.3 0.00 25 108 16166 -81.3 -85.5 49 4.2 -81.3 160 39 362.6 362.6 299.2 362.6 0.00 26 101 16544 -79.1 -83.9 45 4.8 -79.1 127 46 373.8 373.8 301.2 373.8 0.00 27 100 16600 -78.9 -83.8 44 4.9 -78.9 115 52 375.3 375.3 301.5 375.3 0.00 28 96 16832 -79.9 -85.9 36 6.0 -79.9 119 52 377.7 377.7 301.9 377.7 0.00 29 86 17464 -73.9 -82.9 24 9.0 -73.9 98 39 401.9 401.9 305.5 401.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 575.83 mb = 4770.47 m = 15650.95 ft Wetbulb zero: 583.71 mb = 4657.86 m = 15281.49 ft Precipitable water: 2.25 inches Sfc-500 mean rel hum: 79.50 % Est. max temperature: 33.18 C = 91.73 F Sfc-Lift cond lev (LCL): 1002.06 mb = 88.10 m = 289.04 ft T: 23.93 C 700-500 lapse rate: 5.56 C/km ThetaE index: 11.21 C Layer 925.0- 737.0 mb Conv cond level (CCL): 848.96 mb = 1535.45 m = 5037.49 ft Mean mixing ratio: 16.43 g/kg Conv temperature: 33.48 C = 92.26 F Cap Strength: 2.28 C Lifted Index: -1.89 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.23 C Lifted Index @700 mb: -0.42 C Showalter Index: 0.77 C Risk: Thunderstorms probable Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 19.30 C K Index: 34.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 197.00 Risk: None Energy Index: -0.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 347.27 J/kg Max Up Vert Vel: 26.35 m/s Conv Inhibition (B-): 104.23 J/kg Cap Strength: 2.26 C Lift Cond Lev (LCL): 920.60 mb = 832.58 m = 2731.54 ft Lev Free Conv (LFC): 705.60 mb = 3105.29 m = 10187.82 ft Equ Level (EL): 275.60 mb = 10329.40 m = 33888.71 ft B at Equ Level: 347.04 J/kg Max Parcel Lev (MPL): 115.60 mb = 15782.01 m = 51777.61 ft Wind level data Storm motion: 70 at 10 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 1006 54 320 2 1.3 -1.5 | 259 11 11.1 2.1 1 1000 106 320 2 1.3 -1.5 | 259 11 11.1 2.1 2 978 305 340 13 4.4 -12.2 | 301 17 14.2 -8.6 3 944 610 345 14 3.6 -13.5 | 306 17 13.4 -9.9 4 925 791 355 13 1.1 -13.0 | 311 14 10.9 -9.3 5 912 914 360 11 -0.0 -11.0 | 307 12 9.8 -7.4 6 850 1525 30 8 -4.0 -6.9 | 300 7 5.8 -3.3 7 791 2134 360 16 -0.0 -16.0 | 322 16 9.8 -12.4 8 763 2438 5 17 -1.5 -16.9 | 328 16 8.3 -13.3 9 736 2743 360 16 -0.0 -16.0 | 322 16 9.8 -12.4 10 700 3172 55 12 -9.8 -6.9 | 1 3 -0.0 -3.3 11 685 3353 60 12 -10.4 -6.0 | 14 2 -0.6 -2.4 12 635 3962 75 21 -20.3 -5.4 | 80 11 -10.5 -1.8 13 611 4267 65 18 -16.3 -7.6 | 59 8 -6.5 -4.0 14 589 4572 65 18 -16.3 -7.6 | 59 8 -6.5 -4.0 15 526 5486 65 12 -10.9 -5.1 | 37 2 -1.1 -1.4 16 506 5791 70 11 -10.3 -3.8 | 76 1 -0.6 -0.1 17 500 5890 65 13 -11.8 -5.5 | 47 3 -2.0 -1.9 18 487 6096 65 15 -13.6 -6.3 | 55 5 -3.8 -2.7 19 468 6401 55 16 -13.1 -9.2 | 31 6 -3.3 -5.6 20 432 7010 80 15 -14.8 -2.6 | 102 5 -5.0 1.0 21 400 7610 120 12 -10.4 6.0 | 176 10 -0.6 9.6 22 399 7620 115 11 -10.0 4.6 | 179 8 -0.2 8.3 23 383 7925 115 11 -10.0 4.6 | 179 8 -0.2 8.3 24 368 8230 135 7 -4.9 4.9 | 209 10 4.8 8.6 25 353 8534 160 5 -1.7 4.7 | 224 12 8.1 8.3 26 300 9730 175 8 -0.7 8.0 | 218 15 9.1 11.6 27 286 10058 170 10 -1.7 9.8 | 211 16 8.0 13.5 28 262 10668 155 11 -4.6 10.0 | 201 15 5.1 13.6 29 251 10973 185 12 1.0 12.0 | 215 19 10.8 15.6 30 250 11010 190 12 2.1 11.8 | 218 19 11.9 15.4 31 229 11582 190 12 2.1 11.8 | 218 19 11.9 15.4 32 209 12192 165 14 -3.6 13.5 | 200 18 6.2 17.1 33 200 12490 185 16 1.4 15.9 | 210 23 11.2 19.6 34 190 12802 190 17 3.0 16.7 | 212 24 12.7 20.4 35 164 13716 180 17 0.0 17.0 | 205 23 9.8 20.6 36 150 14280 175 25 -2.2 24.9 | 195 30 7.6 28.5 37 120 15545 165 44 -11.4 42.5 | 178 46 -1.6 46.1 38 108 16154 160 39 -13.3 36.6 | 175 40 -3.6 40.3 39 102 16459 145 37 -21.2 30.3 | 161 36 -11.4 33.9 40 100 16600 115 52 -47.1 22.0 | 124 45 -37.3 25.6 41 97 16764 120 53 -45.9 26.5 | 130 47 -36.1 30.1 42 87 17374 105 45 -43.5 11.6 | 114 37 -33.7 15.3 43 82 17678 65 13 -11.8 -5.5 | 47 3 -2.0 -1.9 Wind Parameters Mean winds (0-6000m): 39.7 at 13.9 knts Storm direction: 69.7 at 10.4 knts Shear (0-3000m) pos: 2.2 neg: 1.7 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 88.5 deg Storm rel helicity (0-3000m) pos: 74.4 neg: -9.5 tot: 64.8 m^2/s^2 ave: 21.6 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.3 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 17.34 Bulk Shear: 20.03 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 ------------------------------------------------------------------------------- 500 340 10 293 14| 12.4 0.0 12.4| 41.7 0.0 41.7 83.3 0.90| 13.0 11.6 1000 348 11 301 14| 4.7 0.0 4.7| 46.9 -1.9 45.0 45.0 0.64| 9.7 6.2 1500 356 10 303 13| 2.7 0.0 2.7| 47.0 -3.5 43.5 29.0 0.49| 7.9 3.9 2000 1 11 306 12| 2.0 2.1 4.1| 53.6 -3.5 50.1 25.0 0.45| 8.0 3.6 2500 1 12 311 13| 1.6 2.0 3.6| 60.1 -6.1 54.0 21.6 0.43| 7.2 3.1 3000 3 12 314 13| 2.2 1.7 3.9| 74.4 -9.5 64.8 21.6 0.42| 7.9 3.3 4000 21 13 331 10| 3.1 1.3 4.3| 84.4 -12.1 72.3 18.1 0.41| 7.9 3.3 5000 34 14 347 8| 2.5 1.3 3.8| 84.4 -18.2 66.2 13.2 0.33| 7.0 2.3 6000 40 14 353 7| 1.9 1.1 2.9| 84.7 -18.9 65.8 11.0 0.29| 6.5 1.9 Wrote GIF file: /home/apache/climate/data/raob//SB281/skewt/SB281.skewt.20200321.00.gif