UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 17 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 16 27.4 24.3 83 3.1 25.1 340 4 299.6 303.1 297.9 356.0 19.25 1 1000 112 26.2 23.6 86 2.6 24.3 45 9 299.4 302.7 297.5 353.9 18.65 2 956 509 22.8 22.5 98 0.3 22.6 67 13 299.8 303.1 297.3 353.2 18.24 3 925 797 21.4 20.4 94 1.0 20.7 80 17 301.2 304.2 296.6 349.8 16.53 4 882 1210 20.2 15.2 73 5.0 16.8 95 22 304.1 306.4 294.6 341.0 12.41 5 850 1529 18.0 16.4 90 1.6 16.9 110 19 305.0 307.6 295.9 346.6 13.94 6 847 1559 17.8 16.2 90 1.6 16.7 110 19 305.1 307.7 295.8 346.4 13.81 7 835 1682 17.6 14.6 83 3.0 15.6 107 20 306.1 308.5 295.3 344.0 12.62 8 812 1921 17.4 8.4 55 9.0 11.9 108 20 308.4 310.0 292.9 334.4 8.55 9 712 3031 10.2 8.7 90 1.5 9.3 83 15 312.3 314.2 295.0 343.0 9.97 10 700 3173 9.8 7.3 84 2.5 8.3 80 17 313.3 315.1 294.8 341.9 9.21 11 655 3724 7.4 2.4 71 5.0 4.5 87 18 316.6 318.0 294.0 338.7 6.97 12 628 4069 4.2 2.6 89 1.6 3.3 91 18 316.8 318.2 294.3 340.1 7.37 13 596 4495 3.6 0.3 79 3.3 1.8 79 16 320.9 322.2 294.8 342.1 6.58 14 517 5636 -3.9 -5.7 87 1.8 -4.8 84 20 325.2 326.1 294.6 341.2 4.84 15 500 5900 -4.7 -7.9 78 3.2 -6.2 90 24 327.3 328.2 294.7 341.4 4.22 16 485 6139 -6.3 -9.2 80 2.9 -7.6 91 23 328.2 329.0 294.7 341.4 3.93 17 462 6517 -7.3 -28.3 17 21.0 -13.1 95 21 331.6 331.7 292.9 334.5 0.80 18 455 6636 -8.1 -30.1 15 22.0 -13.8 89 19 332.0 332.1 292.9 334.5 0.69 19 445 6808 -9.9 -17.9 52 8.0 -12.8 83 19 331.8 332.3 294.1 339.2 2.10 20 438 6930 -10.7 -28.7 21 18.0 -15.4 81 20 332.3 332.5 293.2 335.3 0.82 21 430 7071 -11.9 -19.9 51 8.0 -14.6 79 22 332.6 332.9 294.1 339.1 1.83 22 416 7323 -14.1 -17.9 73 3.8 -15.4 75 24 332.9 333.4 294.5 340.8 2.25 23 409 7452 -14.5 -18.2 73 3.7 -15.8 73 25 334.0 334.5 294.8 341.9 2.23 24 400 7620 -14.7 -23.7 46 9.0 -17.3 70 27 335.9 336.2 294.6 341.0 1.41 25 393 7754 -15.5 -23.5 50 8.0 -17.9 79 28 336.5 336.8 294.8 341.8 1.46 26 390 7812 -15.7 -27.7 35 12.0 -18.8 82 29 337.0 337.2 294.5 340.7 1.01 27 385 7909 -14.9 -46.9 5 32.0 -19.9 89 30 339.3 339.3 294.3 339.9 0.15 28 328 9104 -23.3 -59.3 2 36.0 -26.7 88 31 343.7 343.7 295.3 343.8 0.04 29 300 9750 -29.1 -42.1 27 13.0 -30.8 80 23 344.4 344.4 295.7 345.6 0.31 30 274 10389 -34.9 -41.9 49 7.0 -35.7 80 24 345.0 345.1 295.8 346.4 0.35 31 261 10725 -37.5 -44.5 48 7.0 -38.2 80 26 346.0 346.1 296.0 347.2 0.28 32 250 11020 -39.7 -50.7 30 11.0 -40.5 80 27 347.0 347.1 296.1 347.6 0.15 33 232 11528 -43.7 -57.7 20 14.0 -44.3 82 27 348.5 348.5 296.4 348.8 0.07 34 200 12510 -52.3 -60.3 38 8.0 -52.5 110 21 349.9 350.0 296.7 350.2 0.06 35 175 13361 -58.3 -70.3 20 12.0 -58.5 134 15 353.7 353.7 297.4 353.8 0.02 36 153 14190 -65.9 -72.9 37 7.0 -66.0 232 10 354.5 354.5 297.6 354.6 0.01 37 150 14310 -66.7 -75.7 27 9.0 -66.8 255 9 355.2 355.2 297.7 355.2 0.01 38 148 14391 -67.3 -78.3 20 11.0 -67.4 257 9 355.5 355.5 297.8 355.5 0.01 39 133 15028 -72.5 -81.5 24 9.0 -72.5 261 10 357.3 357.3 298.2 357.3 0.00 40 108 16233 -78.9 -86.9 26 8.0 -78.9 280 10 367.1 367.1 300.1 367.1 0.00 41 101 16614 -79.7 -87.7 25 8.0 -79.7 249 10 372.7 372.7 301.0 372.7 0.00 42 100 16670 -80.1 -88.1 25 8.0 -80.1 245 10 373.0 373.0 301.1 373.0 0.00 43 85 17573 -86.1 -91.1 40 5.0 -86.1 70 8 378.6 378.6 302.0 378.6 0.00 44 82 17773 -79.9 -88.9 21 9.0 -79.9 135 6 395.2 395.2 304.5 395.2 0.00 45 79 17985 -77.9 -88.9 15 11.0 -77.9 105 15 403.5 403.5 305.7 403.5 0.00 46 70 18680 -75.5 -89.5 9 14.0 -75.6 245 14 422.9 422.9 308.0 422.9 0.00 47 65 19107 -77.1 -90.1 11 13.0 -77.1 241 23 428.4 428.4 308.7 428.4 0.00 48 59 19670 -71.3 -90.3 4 19.0 -71.4 253 22 453.5 453.5 311.2 453.5 0.00 49 54 20192 -72.1 -91.1 4 19.0 -72.2 275 23 463.3 463.3 312.1 463.3 0.00 50 50 20650 -67.7 -90.7 2 23.0 -67.9 295 25 484.0 484.0 313.8 484.0 0.00 51 49 20772 -66.9 -90.9 2 24.0 -67.1 308 35 488.6 488.7 314.1 488.7 0.00 52 44 21424 -65.7 -89.7 2 24.0 -66.0 284 24 506.9 506.9 315.4 506.9 0.00 53 39 22151 -69.1 -91.1 3 22.0 -69.3 244 24 516.1 516.1 316.1 516.1 0.00 54 35 22802 -66.5 -92.5 1 26.0 -66.8 240 23 539.1 539.1 317.5 539.1 0.00 55 31 23553 -57.7 -88.7 1 31.0 -58.9 258 19 581.9 581.9 319.8 581.9 0.00 56 30 23760 -57.3 -88.3 1 31.0 -58.5 220 14 588.4 588.4 320.0 588.5 0.01 57 29 23974 -57.3 -88.3 1 31.0 -58.6 224 14 594.2 594.2 320.3 594.2 0.01 58 27 24424 -58.9 -88.9 1 30.0 -60.0 207 15 601.9 601.9 320.7 602.0 0.01 TRP 85 17573 -86.1 -91.1 40 5.0 -86.1 70 8 378.6 378.6 302.0 378.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 558.08 mb = 5042.55 m = 16543.59 ft Wetbulb zero: 574.60 mb = 4788.26 m = 15709.33 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 81.34 % Est. max temperature: 32.49 C = 90.48 F Sfc-Lift cond lev (LCL): 966.99 mb = 407.97 m = 1338.48 ft T: 23.66 C 700-500 lapse rate: 5.32 C/km ThetaE index: 14.99 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 931.30 mb = 737.68 m = 2420.19 ft Mean mixing ratio: 17.77 g/kg Conv temperature: 28.70 C = 83.65 F Cap Strength: 0.74 C Lifted Index: -2.55 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.99 C Lifted Index @700 mb: -1.41 C Showalter Index: -0.50 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 21.10 C K Index: 36.60 Risk: > 80 % chance of thunderstorms Sweat Index: 258.80 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 755.53 J/kg Max Up Vert Vel: 38.87 m/s Conv Inhibition (B-): 8.14 J/kg Cap Strength: 0.73 C Lift Cond Lev (LCL): 941.83 mb = 639.34 m = 2097.55 ft Lev Free Conv (LFC): 856.83 mb = 1459.95 m = 4789.81 ft Equ Level (EL): 826.83 mb = 1765.78 m = 5793.17 ft B at Equ Level: 10.66 J/kg Max Parcel Lev (MPL): 96.83 mb = 16849.01 m = 55278.24 ft Wind level data Storm motion: 119 at 13 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 16 340 4 1.4 -3.8 | 308 16 12.6 -9.9 1 1000 112 45 9 -6.4 -6.4 | 339 13 4.8 -12.5 2 978 305 60 10 -8.7 -5.0 | 347 11 2.5 -11.1 3 945 610 70 15 -14.1 -5.1 | 15 12 -2.9 -11.2 4 925 797 80 17 -16.7 -3.0 | 32 11 -5.6 -9.1 5 913 914 80 17 -16.7 -3.0 | 32 11 -5.6 -9.1 6 881 1219 95 22 -21.9 1.9 | 69 12 -10.7 -4.2 7 850 1524 115 20 -18.1 8.5 | 109 7 -6.9 2.3 8 850 1529 110 19 -17.9 6.5 | 93 7 -6.7 0.4 9 820 1829 105 20 -19.3 5.2 | 83 8 -8.1 -0.9 10 791 2134 115 21 -19.0 8.9 | 109 8 -7.8 2.8 11 763 2438 115 15 -13.6 6.3 | 96 2 -2.4 0.2 12 736 2743 90 12 -12.0 0.0 | 8 6 -0.8 -6.1 13 700 3173 80 17 -16.7 -3.0 | 32 11 -5.6 -9.1 14 685 3353 75 17 -16.4 -4.4 | 26 12 -5.2 -10.5 15 635 3962 95 19 -18.9 1.7 | 60 9 -7.7 -4.4 16 612 4267 80 17 -16.7 -3.0 | 32 11 -5.6 -9.1 17 546 5182 75 14 -13.5 -3.6 | 14 10 -2.3 -9.7 18 500 5900 90 24 -24.0 0.0 | 65 14 -12.8 -6.1 19 487 6096 90 23 -23.0 0.0 | 63 13 -11.8 -6.1 20 469 6401 100 23 -22.7 4.0 | 80 12 -11.5 -2.1 21 450 6706 85 18 -17.9 -1.6 | 41 10 -6.7 -7.7 22 400 7620 70 27 -25.4 -9.2 | 43 21 -14.2 -15.3 23 384 7925 90 30 -30.0 0.0 | 72 20 -18.8 -6.1 24 368 8230 90 32 -32.0 0.0 | 74 22 -20.8 -6.1 25 354 8534 95 38 -37.9 3.3 | 84 27 -26.7 -2.8 26 300 9750 80 23 -22.7 -4.0 | 49 15 -11.5 -10.1 27 300 9754 80 22 -21.7 -3.8 | 47 14 -10.5 -9.9 28 250 11020 80 27 -26.6 -4.7 | 55 19 -15.4 -10.8 29 241 11278 75 28 -27.0 -7.2 | 50 21 -15.9 -13.4 30 200 12510 110 21 -19.7 7.2 | 97 9 -8.5 1.1 31 165 13716 145 13 -7.5 10.6 | 219 6 3.7 4.5 32 150 14310 255 9 8.7 2.3 | 281 20 19.9 -3.8 33 142 14630 265 10 10.0 0.9 | 284 22 21.1 -5.2 34 121 15545 255 10 9.7 2.6 | 280 21 20.8 -3.5 35 115 15850 280 10 9.8 -1.7 | 290 22 21.0 -7.8 36 109 16154 285 10 9.7 -2.6 | 293 23 20.8 -8.7 37 100 16670 245 10 9.1 4.2 | 275 20 20.2 -1.9 38 98 16764 245 9 8.2 3.8 | 277 19 19.3 -2.3 39 93 17069 245 10 9.1 4.2 | 275 20 20.2 -1.9 40 85 17573 70 8 -7.5 -2.7 | 337 10 3.7 -8.8 41 83 17678 150 1 -0.5 0.9 | 296 12 10.7 -5.2 42 79 17983 105 15 -14.5 3.9 | 56 4 -3.3 -2.2 43 75 18288 110 10 -9.4 3.4 | 326 3 1.8 -2.7 44 70 18680 245 14 12.7 5.9 | 270 24 23.9 -0.2 45 67 18898 255 10 9.7 2.6 | 280 21 20.8 -3.5 46 64 19202 235 29 23.8 16.6 | 253 36 34.9 10.5 47 61 19507 245 21 19.0 8.9 | 265 30 30.2 2.8 48 50 20650 295 25 22.7 -10.6 | 296 38 33.8 -16.7 49 49 20726 310 36 27.6 -23.1 | 307 49 38.8 -29.2 50 40 21946 265 15 14.9 1.3 | 280 27 26.1 -4.8 51 38 22250 235 27 22.1 15.5 | 254 35 33.3 9.4 52 35 22860 240 23 19.9 11.5 | 260 32 31.1 5.4 53 31 23470 275 21 20.9 -1.8 | 284 33 32.1 -7.9 54 30 23760 220 14 9.0 10.7 | 257 21 20.2 4.6 55 28 24079 230 15 11.5 9.6 | 261 23 22.7 3.5 56 26 24384 175 15 -1.3 14.9 | 228 13 9.9 8.8 57 24 24689 155 15 -6.3 13.6 | 213 9 4.8 7.5 Wind Parameters Mean winds (0-6000m): 88.6 at 17.0 knts Storm direction: 118.6 at 12.7 knts Shear (0-3000m) pos: 3.9 neg: 1.8 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 78.4 deg Storm rel helicity (0-3000m) pos: 107.2 neg: -11.2 tot: 96.0 m^2/s^2 ave: 32.0 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 4.8 10^-3/s Energy-Hel index: 0.48 Bulk Rich Number: 54.54 Bulk Shear: 13.85 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 56 10 345 12| 14.2 0.0 14.2| 46.0 0.0 46.0 91.9 0.92| 15.1 13.8 1000 69 13 6 11| 10.3 0.0 10.3| 67.2 0.0 67.2 67.2 0.94| 11.3 10.6 1500 83 16 28 9| 7.9 0.0 7.9| 95.9 0.0 95.9 63.9 0.92| 11.8 10.8 2000 91 17 43 8| 5.9 0.3 6.3|100.6 -5.8 94.9 47.4 0.77| 10.3 7.9 2500 96 17 53 7| 4.7 1.2 6.0|103.3 -8.0 95.3 38.1 0.60| 10.1 6.0 3000 95 16 48 7| 3.9 1.8 5.7|107.2 -11.2 96.0 32.0 0.50| 9.7 4.8 4000 92 17 45 8| 3.4 1.5 4.8|122.9 -13.8 109.1 27.3 0.50| 8.5 4.2 5000 90 17 41 8| 2.7 1.7 4.4|122.9 -31.2 91.7 18.3 0.36| 7.5 2.7 6000 89 17 42 9| 3.1 1.4 4.5|153.9 -33.0 120.9 20.2 0.42| 7.3 3.1 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20250417.12.gif