UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 20 APR 25 Station: SB099 WMO ident: 82099 Latitude: 0.05 Longitude: -51.07 ------------------------------------------------------------------------------- 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 1011 12 27.8 24.3 81 3.5 25.2 30 2 300.0 303.5 298.0 356.5 19.25 1 1000 108 25.4 24.2 93 1.2 24.5 35 4 298.5 302.1 297.7 355.0 19.35 2 998 126 25.2 24.1 94 1.1 24.4 35 4 298.5 302.0 297.6 354.7 19.27 3 970 377 23.0 23.0 100 0.0 23.0 41 10 298.7 302.1 297.3 352.8 18.53 4 925 793 21.0 21.0 100 0.0 21.0 60 13 300.8 303.9 296.9 351.2 17.17 5 850 1523 17.8 16.9 94 0.9 17.2 105 12 304.8 307.5 296.1 347.8 14.40 6 807 1967 15.0 15.0 100 0.0 15.0 106 14 306.4 308.9 295.9 346.6 13.41 7 788 2169 14.8 11.6 81 3.2 12.7 100 14 308.3 310.3 294.7 341.5 10.96 8 776 2299 14.2 11.8 85 2.4 12.6 100 16 309.0 311.1 295.1 343.2 11.28 9 700 3166 9.6 8.2 91 1.4 8.7 90 14 313.1 315.0 295.1 343.5 9.80 10 550 5134 -1.5 -2.1 96 0.6 -1.8 97 13 322.3 323.5 294.7 341.7 5.97 11 500 5890 -5.1 -6.9 87 1.8 -6.0 85 14 326.8 327.7 294.8 342.0 4.56 12 471 6357 -6.9 -10.2 77 3.3 -8.4 81 13 330.2 331.0 295.0 342.9 3.74 13 405 7516 -14.9 -15.5 95 0.6 -15.1 88 17 334.4 335.0 295.3 344.3 2.83 14 400 7610 -15.1 -17.4 83 2.3 -15.9 90 18 335.4 335.9 295.3 344.0 2.44 15 397 7667 -15.3 -18.5 76 3.2 -16.4 90 18 335.8 336.3 295.2 343.8 2.24 16 385 7898 -16.9 -16.9 100 0.0 -16.9 90 18 336.7 337.2 295.7 346.0 2.65 17 360 8400 -19.3 -25.3 59 6.0 -21.0 98 16 340.0 340.3 295.5 345.0 1.36 18 350 8609 -21.1 -23.7 80 2.6 -21.8 103 16 340.3 340.7 295.8 346.2 1.61 19 347 8673 -21.3 -25.3 70 4.0 -22.4 102 16 340.9 341.2 295.7 346.1 1.41 20 324 9175 -25.3 -31.3 57 6.0 -26.5 88 16 342.1 342.3 295.6 345.4 0.86 21 307 9565 -28.1 -28.8 94 0.7 -28.3 86 16 343.5 343.7 296.1 347.8 1.15 22 300 9730 -29.1 -33.7 64 4.6 -29.9 95 17 344.4 344.5 296.0 347.2 0.74 23 296 9826 -29.9 -37.9 46 8.0 -31.1 99 21 344.6 344.7 295.8 346.5 0.49 24 290 9972 -31.3 -34.5 73 3.2 -31.9 96 20 344.6 344.7 296.0 347.3 0.71 25 285 10096 -32.1 -44.1 29 12.0 -33.5 94 19 345.2 345.2 295.8 346.2 0.27 26 277 10297 -33.7 -39.7 55 6.0 -34.5 91 18 345.7 345.8 296.1 347.4 0.44 27 269 10502 -35.3 -42.3 49 7.0 -36.1 88 17 346.3 346.3 296.1 347.6 0.34 28 266 10580 -35.7 -39.3 69 3.6 -36.1 87 17 346.8 346.9 296.3 348.7 0.48 29 264 10633 -36.1 -42.1 54 6.0 -36.8 86 17 346.9 347.0 296.3 348.4 0.36 30 254 10901 -38.3 -47.3 38 9.0 -39.1 81 15 347.5 347.6 296.3 348.4 0.21 31 250 11010 -39.3 -47.3 42 8.0 -39.9 85 14 347.6 347.7 296.3 348.5 0.21 32 229 11602 -44.1 -54.1 32 10.0 -44.6 100 17 349.2 349.2 296.5 349.6 0.11 33 212 12112 -48.9 -53.9 56 5.0 -49.1 95 14 349.5 349.5 296.6 350.0 0.12 34 200 12490 -52.1 -58.1 48 6.0 -52.3 105 13 350.3 350.3 296.8 350.6 0.07 35 188 12887 -55.3 -63.3 36 8.0 -55.5 119 12 351.4 351.4 297.0 351.5 0.04 36 185 12989 -56.5 -60.7 59 4.2 -56.6 123 12 351.0 351.0 296.9 351.3 0.06 37 181 13128 -57.5 -65.5 35 8.0 -57.6 128 11 351.6 351.6 297.0 351.7 0.03 38 175 13339 -59.5 -63.9 56 4.4 -59.6 136 11 351.7 351.7 297.0 351.9 0.04 39 159 13934 -63.1 -76.1 16 13.0 -63.2 190 9 355.4 355.4 297.8 355.4 0.01 40 150 14290 -65.3 -78.3 15 13.0 -65.4 260 6 357.6 357.6 298.2 357.6 0.01 41 149 14331 -65.7 -78.7 15 13.0 -65.8 359 0 357.6 357.6 298.2 357.6 0.01 42 101 16595 -82.9 -88.9 35 6.0 -82.9 310 10 366.5 366.5 299.9 366.5 0.00 43 100 16650 -82.9 -88.9 35 6.0 -82.9 60 4 367.6 367.6 300.1 367.6 0.00 44 98 16762 -82.7 -88.7 35 6.0 -82.7 295 14 370.1 370.1 300.6 370.1 0.00 45 79 17973 -79.3 -88.3 21 9.0 -79.3 263 11 400.6 400.6 305.3 400.6 0.00 46 74 18342 -81.1 -90.1 20 9.0 -81.1 301 22 404.4 404.4 305.8 404.4 0.00 47 71 18577 -76.3 -91.3 8 15.0 -76.3 305 17 419.4 419.4 307.6 419.5 0.00 48 70 18660 -69.9 -89.9 4 20.0 -70.0 290 16 434.8 434.8 309.3 434.9 0.00 49 69 18746 -68.3 -90.3 3 22.0 -68.4 292 14 440.1 440.1 309.9 440.1 0.00 50 61 19479 -70.5 -90.5 4 20.0 -70.6 270 32 451.0 451.0 311.0 451.0 0.00 51 50 20670 -65.7 -90.7 2 25.0 -66.0 295 21 488.7 488.7 314.1 488.7 0.00 52 42 21733 -64.3 -91.3 1 27.0 -64.7 312 27 517.1 517.1 316.1 517.1 0.00 53 40 22031 -64.9 -90.9 2 26.0 -65.3 308 26 522.9 522.9 316.5 522.9 0.00 TRP 101 16595 -82.9 -88.9 35 6.0 -82.9 310 10 366.5 366.5 299.9 366.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 570.27 mb = 4867.64 m = 15969.74 ft Wetbulb zero: 575.62 mb = 4762.02 m = 15623.23 ft Precipitable water: 2.56 inches Sfc-500 mean rel hum: 93.26 % Est. max temperature: 31.98 C = 89.57 F Sfc-Lift cond lev (LCL): 961.43 mb = 454.65 m = 1491.63 ft T: 22.63 C 700-500 lapse rate: 5.40 C/km ThetaE index: 15.03 C Layer 1000.0- 776.0 mb Conv cond level (CCL): 959.45 mb = 472.66 m = 1550.70 ft Mean mixing ratio: 18.18 g/kg Conv temperature: 27.00 C = 80.60 F Cap Strength: -0.16 C Lifted Index: -3.13 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.23 C Lifted Index @700 mb: -1.73 C Showalter Index: -1.31 C Risk: Thunderstorms probable Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.00 C K Index: 38.40 Risk: > 80 % chance of thunderstorms Sweat Index: 240.80 Risk: None Energy Index: -1.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1015.39 J/kg Max Up Vert Vel: 45.06 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.43 C Lift Cond Lev (LCL): 954.76 mb = 515.64 m = 1691.70 ft Lev Free Conv (LFC): 949.76 mb = 561.63 m = 1842.61 ft Equ Level (EL): 169.76 mb = 13527.95 m = 44382.50 ft B at Equ Level: 1012.01 J/kg Max Parcel Lev (MPL): 89.76 mb = 17255.83 m = 56612.91 ft Wind level data Storm motion: 119 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 1011 12 30 2 -1.0 -1.7 | 310 10 8.0 -6.7 1 1000 108 35 4 -2.3 -3.3 | 321 11 6.7 -8.3 2 978 305 35 8 -4.6 -6.6 | 339 12 4.4 -11.5 3 945 610 60 15 -13.0 -7.5 | 18 13 -4.0 -12.5 4 925 793 60 13 -11.3 -6.5 | 11 12 -2.3 -11.5 5 912 914 65 12 -10.9 -5.1 | 11 10 -1.9 -10.1 6 880 1219 75 13 -12.6 -3.4 | 23 9 -3.6 -8.4 7 850 1523 105 12 -11.6 3.1 | 54 3 -2.6 -1.9 8 850 1524 120 13 -11.3 6.5 | 123 3 -2.3 1.5 9 791 2134 100 14 -13.8 2.4 | 62 5 -4.8 -2.6 10 763 2438 100 17 -16.7 3.0 | 75 8 -7.8 -2.0 11 710 3048 85 15 -14.9 -1.3 | 43 9 -6.0 -6.3 12 700 3166 90 14 -14.0 0.0 | 45 7 -5.0 -5.0 13 611 4267 90 17 -17.0 0.0 | 58 9 -8.0 -5.0 14 526 5486 100 11 -10.8 1.9 | 31 4 -1.9 -3.1 15 500 5890 85 14 -13.9 -1.2 | 39 8 -5.0 -6.2 16 487 6096 85 14 -13.9 -1.2 | 39 8 -5.0 -6.2 17 450 6706 75 11 -10.6 -2.8 | 12 8 -1.6 -7.8 18 432 7010 100 14 -13.8 2.4 | 62 5 -4.8 -2.6 19 416 7315 85 14 -13.9 -1.2 | 39 8 -5.0 -6.2 20 400 7610 90 18 -18.0 0.0 | 61 10 -9.0 -5.0 21 368 8230 90 17 -17.0 0.0 | 58 9 -8.0 -5.0 22 353 8534 105 16 -15.5 4.1 | 82 7 -6.5 -0.9 23 312 9449 80 16 -15.8 -2.8 | 41 10 -6.8 -7.8 24 300 9730 95 17 -16.9 1.5 | 66 9 -8.0 -3.5 25 299 9754 100 21 -20.7 3.6 | 83 12 -11.7 -1.3 26 251 10973 80 15 -14.8 -2.6 | 37 10 -5.8 -7.6 27 250 11010 85 14 -13.9 -1.2 | 39 8 -5.0 -6.2 28 229 11582 100 17 -16.7 3.0 | 75 8 -7.8 -2.0 29 219 11887 90 15 -15.0 0.0 | 50 8 -6.0 -5.0 30 200 12490 105 13 -12.6 3.4 | 65 4 -3.6 -1.6 31 164 13716 150 10 -5.0 8.7 | 227 5 4.0 3.7 32 150 14290 260 6 5.9 1.0 | 285 15 14.9 -4.0 33 149 14326 0 0 -0.0 -0.0 | 299 10 9.0 -5.0 34 141 14630 245 10 9.1 4.2 | 272 18 18.0 -0.8 35 121 15545 235 21 17.2 12.0 | 255 27 26.2 7.0 36 109 16154 280 18 17.7 -3.1 | 287 28 26.7 -8.1 37 101 16595 310 10 7.7 -6.4 | 304 20 16.6 -11.4 38 100 16650 60 4 -3.5 -2.0 | 322 9 5.5 -7.0 39 98 16764 295 14 12.7 -5.9 | 297 24 21.7 -10.9 40 93 17069 80 17 -16.7 -3.0 | 44 11 -7.8 -7.9 41 88 17374 95 27 -26.9 2.4 | 82 18 -17.9 -2.6 42 83 17678 140 23 -14.8 17.6 | 155 14 -5.8 12.6 43 79 17983 265 11 11.0 1.0 | 281 20 19.9 -4.0 44 75 18288 300 23 19.9 -11.5 | 300 33 28.9 -16.5 45 71 18593 305 17 13.9 -9.8 | 303 27 22.9 -14.7 46 70 18660 290 16 15.0 -5.5 | 294 26 24.0 -10.5 47 67 18898 295 10 9.1 -4.2 | 297 20 18.0 -9.2 48 64 19202 275 35 34.9 -3.1 | 280 45 43.8 -8.0 49 55 20117 260 26 25.6 4.5 | 271 35 34.6 -0.5 50 52 20422 240 28 24.2 14.0 | 255 34 33.2 9.0 51 50 20670 295 21 19.0 -8.9 | 296 31 28.0 -13.9 52 49 20726 245 22 19.9 9.3 | 262 29 28.9 4.3 53 44 21336 315 27 19.1 -19.1 | 311 37 28.1 -24.1 54 38 21946 305 26 21.3 -14.9 | 303 36 30.3 -19.9 55 36 22250 270 25 25.0 -0.0 | 278 34 34.0 -5.0 Wind Parameters Mean winds (0-6000m): 89.1 at 13.7 knts Storm direction: 119.1 at 10.3 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 95.0 deg Storm rel helicity (0-3000m) pos: 59.7 neg: -17.2 tot: 42.6 m^2/s^2 ave: 14.2 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 2.6 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 71.36 Bulk Shear: 14.23 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 41 7 338 11| 11.2 0.0 11.2| 35.1 0.0 35.1 70.2 0.96| 12.0 11.6 1000 55 10 357 11| 5.6 0.0 5.6| 46.9 -4.9 42.0 42.0 0.71| 9.6 6.9 1500 65 11 6 10| 4.0 0.0 4.0| 55.3 -4.9 50.4 33.6 0.66| 9.2 6.1 2000 78 12 18 8| 3.4 0.0 3.4| 57.5 -7.3 50.2 25.1 0.55| 8.5 4.7 2500 84 12 28 7| 2.8 0.7 3.4| 59.7 -9.0 50.7 20.3 0.50| 7.7 3.8 3000 86 13 34 7| 2.3 0.8 3.1| 59.7 -17.2 42.6 14.2 0.36| 7.1 2.6 4000 87 14 39 7| 1.8 0.7 2.5| 63.0 -17.4 45.6 11.4 0.37| 5.8 2.1 5000 88 14 43 7| 1.2 0.6 1.8| 63.8 -19.1 44.7 8.9 0.32| 5.1 1.6 6000 89 14 42 7| 0.9 0.8 1.7| 64.5 -20.8 43.7 7.3 0.27| 4.8 1.3 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250420.12.gif