UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 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 1010 14 26.0 23.5 86 2.5 24.2 360 2 298.3 301.6 297.0 351.7 18.34 1 1000 101 25.6 23.7 89 1.9 24.2 25 5 298.8 302.2 297.4 353.5 18.76 2 943 620 23.8 19.7 78 4.1 20.9 65 15 302.0 304.8 296.1 347.7 15.50 3 925 789 22.8 18.4 76 4.4 19.7 70 15 302.6 305.3 295.7 345.7 14.55 4 850 1521 18.6 15.4 82 3.2 16.4 100 17 305.6 308.1 295.4 344.7 13.06 5 736 2745 11.2 10.8 97 0.4 10.9 95 13 310.4 312.5 295.4 344.4 11.13 6 715 2987 10.2 10.2 100 0.0 10.2 92 15 311.9 314.0 295.7 345.7 11.00 7 700 3164 9.8 9.2 96 0.6 9.4 90 17 313.3 315.3 295.7 345.8 10.50 8 633 3994 6.0 3.4 83 2.6 4.5 71 13 318.2 319.7 295.0 342.7 7.75 9 538 5309 -1.7 -1.8 99 0.1 -1.7 80 19 324.1 325.3 295.4 344.5 6.25 10 514 5671 -3.1 -5.0 87 1.9 -4.1 87 19 326.7 327.7 295.2 343.7 5.14 11 510 5733 -3.1 -9.1 63 6.0 -5.8 89 18 327.4 328.2 294.3 340.1 3.77 12 500 5890 -4.1 -7.7 76 3.6 -5.8 95 17 328.0 328.9 294.9 342.4 4.29 13 481 6196 -5.9 -8.8 80 2.9 -7.2 92 20 329.5 330.3 295.1 343.3 4.09 14 456 6613 -8.7 -13.4 69 4.7 -10.6 85 18 331.0 331.6 294.6 341.3 2.98 15 453 6665 -9.3 -10.9 88 1.6 -10.0 82 18 330.9 331.7 295.1 343.5 3.68 16 436 6960 -11.1 -11.4 98 0.3 -11.2 68 17 332.3 333.0 295.5 344.9 3.67 17 402 7582 -14.5 -18.6 71 4.1 -15.9 74 19 335.7 336.1 295.1 343.4 2.19 18 400 7620 -14.9 -18.4 75 3.5 -16.1 75 19 335.6 336.1 295.2 343.6 2.24 19 392 7772 -16.1 -18.5 82 2.4 -16.9 78 21 336.0 336.5 295.3 344.0 2.27 20 386 7888 -16.9 -17.7 93 0.8 -17.2 76 20 336.4 336.9 295.6 345.2 2.47 21 383 7947 -16.9 -21.9 65 5.0 -18.4 77 19 337.2 337.5 295.1 343.4 1.73 22 376 8085 -17.7 -20.7 77 3.0 -18.7 90 18 337.9 338.3 295.5 344.9 1.96 23 373 8145 -17.9 -26.9 45 9.0 -20.3 96 18 338.4 338.7 295.0 342.6 1.13 24 364 8327 -19.1 -25.1 59 6.0 -20.7 108 17 339.2 339.5 295.3 344.2 1.37 25 339 8853 -21.7 -35.7 27 14.0 -24.4 115 17 342.6 342.7 295.4 344.7 0.54 26 328 9095 -23.7 -38.7 24 15.0 -26.2 115 17 343.1 343.2 295.4 344.7 0.41 27 300 9740 -28.5 -31.9 73 3.4 -29.2 115 18 345.2 345.4 296.3 348.6 0.88 28 291 9958 -29.9 -32.5 78 2.6 -30.4 122 16 346.2 346.4 296.5 349.5 0.86 29 250 11020 -38.7 -40.7 81 2.0 -38.9 120 13 348.5 348.6 296.7 350.3 0.44 30 232 11528 -42.9 -44.6 83 1.7 -43.0 117 13 349.7 349.7 296.8 350.9 0.31 31 219 11914 -46.5 -49.2 74 2.7 -46.7 115 13 349.9 350.0 296.8 350.8 0.20 32 200 12510 -51.5 -55.5 62 4.0 -51.7 130 8 351.2 351.2 297.0 351.7 0.10 33 163 13804 -62.9 -67.3 55 4.4 -63.0 156 5 353.2 353.2 297.4 353.3 0.03 34 150 14310 -67.3 -71.6 54 4.3 -67.4 135 12 354.2 354.2 297.5 354.2 0.02 35 125 15384 -76.3 -79.5 60 3.2 -76.3 65 12 356.8 356.8 298.1 356.8 0.01 36 108 16218 -79.9 -86.9 30 7.0 -79.9 316 12 365.2 365.2 299.7 365.2 0.00 37 100 16650 -82.5 -88.5 35 6.0 -82.5 50 9 368.3 368.3 300.2 368.3 0.00 38 98 16763 -82.7 -88.7 35 6.0 -82.7 65 12 370.1 370.1 300.6 370.1 0.00 39 94 16998 -78.7 -87.7 22 9.0 -78.7 70 16 382.4 382.4 302.6 382.4 0.00 40 90 17245 -79.9 -88.9 21 9.0 -79.9 105 18 384.8 384.8 303.0 384.8 0.00 41 85 17574 -73.3 -87.3 10 14.0 -73.3 197 14 404.5 404.5 305.8 404.5 0.00 42 73 18457 -77.3 -89.3 13 12.0 -77.3 290 13 414.0 414.0 307.0 414.0 0.00 43 70 18700 -73.3 -89.3 7 16.0 -73.4 215 16 427.6 427.6 308.6 427.6 0.00 44 69 18784 -73.3 -89.3 7 16.0 -73.4 219 14 429.3 429.3 308.7 429.3 0.00 45 65 19132 -75.5 -90.5 8 15.0 -75.6 217 18 431.9 431.9 309.0 431.9 0.00 46 50 20670 -70.9 -90.9 4 20.0 -71.1 260 26 476.4 476.4 313.2 476.4 0.00 47 43 21574 -67.5 -90.5 2 23.0 -67.8 310 25 505.8 505.8 315.4 505.8 0.00 48 39 22162 -68.7 -91.7 2 23.0 -68.9 315 30 517.1 517.1 316.1 517.1 0.00 49 37 22480 -66.1 -92.1 1 26.0 -66.5 301 32 531.6 531.6 317.0 531.6 0.00 50 33 23190 -57.3 -88.3 1 31.0 -58.5 271 36 572.6 572.6 319.3 572.6 0.00 51 30 23790 -59.9 -88.9 1 29.0 -60.8 250 33 581.3 581.3 319.8 581.4 0.00 52 26 24691 -56.7 -87.7 1 31.0 -58.2 245 33 614.7 614.7 321.3 614.8 0.01 TRP 98 16763 -82.7 -88.7 35 6.0 -82.7 65 12 370.1 370.1 300.6 370.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 558.97 mb = 5018.55 m = 16464.85 ft Wetbulb zero: 564.58 mb = 4918.89 m = 16137.88 ft Precipitable water: 2.45 inches Sfc-500 mean rel hum: 87.96 % Est. max temperature: 32.94 C = 91.29 F Sfc-Lift cond lev (LCL): 974.36 mb = 330.49 m = 1084.27 ft T: 24.80 C 700-500 lapse rate: 5.10 C/km ThetaE index: 9.05 C Layer 943.0- 715.0 mb Conv cond level (CCL): 859.67 mb = 1423.09 m = 4668.89 ft Mean mixing ratio: 16.45 g/kg Conv temperature: 32.95 C = 91.32 F Cap Strength: 2.04 C Lifted Index: -0.90 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.25 C Lifted Index @700 mb: -0.59 C Showalter Index: 0.80 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.50 C K Index: 37.50 Risk: > 80 % chance of thunderstorms Sweat Index: 235.80 Risk: None Energy Index: -0.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 270.24 J/kg Max Up Vert Vel: 23.25 m/s Conv Inhibition (B-): 55.21 J/kg Cap Strength: 2.04 C Lift Cond Lev (LCL): 914.37 mb = 889.02 m = 2916.69 ft Lev Free Conv (LFC): 789.37 mb = 2149.80 m = 7053.06 ft Equ Level (EL): 339.37 mb = 8844.84 m = 29018.15 ft B at Equ Level: 269.44 J/kg Max Parcel Lev (MPL): 149.37 mb = 14334.62 m = 47029.02 ft Wind level data Storm motion: 114 at 11 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 1010 14 360 2 -0.0 -2.0 | 302 12 10.2 -6.4 1 1000 101 25 5 -2.1 -4.5 | 318 12 8.1 -9.0 2 977 305 55 14 -11.5 -8.0 | 6 13 -1.3 -12.5 3 944 610 65 15 -13.6 -6.3 | 18 11 -3.4 -10.8 4 925 789 70 15 -14.1 -5.1 | 22 10 -3.9 -9.6 5 912 914 80 16 -15.8 -2.8 | 38 9 -5.6 -7.2 6 850 1521 100 17 -16.7 3.0 | 77 7 -6.6 -1.5 7 850 1524 100 17 -16.7 3.0 | 77 7 -6.6 -1.5 8 820 1829 85 15 -14.9 -1.3 | 40 7 -4.8 -5.7 9 791 2134 95 15 -14.9 1.3 | 57 6 -4.8 -3.1 10 763 2438 100 16 -15.8 2.8 | 73 6 -5.6 -1.7 11 736 2743 95 13 -13.0 1.1 | 40 4 -2.8 -3.3 12 700 3164 90 17 -17.0 0.0 | 57 8 -6.8 -4.4 13 659 3658 75 10 -9.7 -2.6 | 356 7 0.5 -7.0 14 634 3962 70 13 -12.2 -4.4 | 13 9 -2.0 -8.9 15 611 4267 80 11 -10.8 -1.9 | 6 6 -0.7 -6.3 16 526 5486 80 20 -19.7 -3.5 | 50 12 -9.5 -7.9 17 500 5890 95 17 -16.9 1.5 | 66 7 -6.8 -3.0 18 487 6096 90 20 -20.0 0.0 | 66 11 -9.8 -4.4 19 468 6401 95 19 -18.9 1.7 | 72 9 -8.8 -2.8 20 433 7010 65 17 -15.4 -7.2 | 24 13 -5.2 -11.6 21 400 7620 75 19 -18.4 -4.9 | 41 12 -8.2 -9.4 22 400 7620 80 23 -22.7 -4.0 | 56 15 -12.5 -8.4 23 384 7925 75 19 -18.4 -4.9 | 41 12 -8.2 -9.4 24 368 8230 105 17 -16.4 4.4 | 90 6 -6.3 -0.0 25 353 8534 115 16 -14.5 6.8 | 118 5 -4.3 2.3 26 300 9740 115 18 -16.3 7.6 | 117 7 -6.1 3.2 27 299 9754 115 17 -15.4 7.2 | 118 6 -5.2 2.7 28 287 10058 125 16 -13.1 9.2 | 148 6 -2.9 4.7 29 263 10668 100 14 -13.8 2.4 | 61 4 -3.6 -2.0 30 252 10973 115 13 -11.8 5.5 | 123 2 -1.6 1.1 31 250 11020 120 13 -11.3 6.5 | 152 2 -1.1 2.1 32 220 11887 115 13 -11.8 5.5 | 123 2 -1.6 1.1 33 200 12510 130 8 -6.1 5.1 | 260 4 4.0 0.7 34 165 13716 155 3 -1.3 2.7 | 281 9 8.9 -1.7 35 157 14021 160 13 -4.4 12.2 | 216 10 5.7 7.8 36 150 14310 135 12 -8.5 8.5 | 203 4 1.7 4.0 37 135 14935 125 12 -9.8 6.9 | 188 2 0.3 2.4 38 109 16154 315 12 8.5 -8.5 | 305 23 18.7 -12.9 39 103 16459 320 11 7.1 -8.4 | 307 22 17.2 -12.9 40 100 16650 50 9 -6.9 -5.8 | 342 11 3.3 -10.2 41 98 16763 65 12 -10.9 -5.1 | 4 10 -0.7 -9.5 42 98 16764 360 12 -0.0 -12.0 | 328 19 10.2 -16.4 43 93 17069 90 17 -17.0 0.0 | 57 8 -6.8 -4.4 44 88 17374 115 19 -17.2 8.0 | 117 8 -7.1 3.6 45 84 17678 235 12 9.8 6.9 | 263 20 20.0 2.4 46 71 18593 300 13 11.3 -6.5 | 297 24 21.4 -10.9 47 70 18700 215 16 9.2 13.1 | 246 21 19.3 8.7 48 68 18898 225 12 8.5 8.5 | 258 19 18.7 4.0 49 64 19202 215 20 11.5 16.4 | 241 25 21.6 11.9 50 58 19812 255 20 19.3 5.2 | 269 29 29.5 0.7 51 52 20422 265 33 32.9 2.9 | 272 43 43.0 -1.6 52 50 20670 260 26 25.6 4.5 | 270 36 35.8 0.1 53 45 21336 300 22 19.1 -11.0 | 298 33 29.2 -15.4 54 41 21946 325 29 16.6 -23.8 | 316 39 26.8 -28.2 55 32 23470 260 37 36.4 6.4 | 268 47 46.6 2.0 56 30 23790 250 33 31.0 11.3 | 261 42 41.2 6.8 57 28 24079 255 33 31.9 8.5 | 264 42 42.0 4.1 58 26 24384 245 33 29.9 13.9 | 257 41 40.1 9.5 59 24 24689 220 17 10.9 13.0 | 248 23 21.1 8.6 60 22 24994 145 11 -6.3 9.0 | 220 6 3.9 4.6 Wind Parameters Mean winds (0-6000m): 83.6 at 14.8 knts Storm direction: 113.6 at 11.1 knts Shear (0-3000m) pos: 3.1 neg: 0.8 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 111.4 deg Storm rel helicity (0-3000m) pos: 77.6 neg: -11.1 tot: 66.6 m^2/s^2 ave: 22.2 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.8 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 31.80 Bulk Shear: 8.50 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 52 10 350 11| 14.3 0.0 14.3| 48.5 0.0 48.5 97.1 0.99| 15.9 15.7 1000 64 13 8 10| 8.3 0.0 8.3| 62.0 0.0 62.0 62.0 0.95| 11.0 10.5 1500 75 14 23 9| 6.0 0.0 6.0| 70.9 0.0 70.9 47.3 0.94| 9.0 8.5 2000 80 15 30 8| 4.5 0.8 5.3| 72.6 -7.9 64.8 32.4 0.67| 8.3 5.5 2500 83 15 36 8| 3.7 0.6 4.4| 76.2 -8.6 67.6 27.0 0.66| 7.3 4.8 3000 85 15 38 7| 3.1 0.8 3.9| 77.6 -11.1 66.6 22.2 0.56| 6.9 3.8 4000 84 14 35 7| 2.3 1.3 3.6| 81.9 -24.4 57.6 14.4 0.34| 6.5 2.2 5000 83 14 32 7| 2.0 1.0 3.0| 90.5 -25.5 65.0 13.0 0.36| 6.0 2.2 6000 84 15 37 8| 2.0 0.8 2.8|103.4 -25.6 77.8 13.0 0.38| 5.8 2.2 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250420.00.gif