UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SBAT... Searching the city database file for: SBAT ... Date:1200Z 18 APR 25 Station: SBAT WMO ident: 82965 Latitude: -9.87 Longitude: -56.10 Elevation: 288.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 108 SFC 980 288 28.2 24.8 82 3.4 25.7 340 2 303.1 306.9 299.5 364.1 20.50 2 952 544 26.2 20.2 70 6.0 21.9 59 8 303.6 306.5 296.8 350.7 15.84 3 925 796 25.0 20.3 75 4.7 21.6 70 8 304.9 307.9 297.5 353.9 16.42 4 850 1533 19.6 16.2 81 3.4 17.2 45 11 306.7 309.2 296.2 348.0 13.76 5 770 2378 14.2 10.1 76 4.1 11.6 50 15 309.7 311.6 294.4 340.6 10.14 6 732 2806 13.2 -0.8 38 14.0 5.7 56 19 313.1 314.0 291.3 328.6 4.93 7 700 3181 10.4 4.4 66 6.0 6.9 80 15 314.0 315.4 293.7 337.5 7.51 8 698 3205 10.4 4.4 66 6.0 6.9 79 15 314.3 315.7 293.8 337.8 7.54 9 683 3386 9.8 -1.2 46 11.0 3.9 71 15 315.5 316.5 292.2 331.9 5.13 10 678 3447 9.2 5.1 75 4.1 6.8 72 15 315.5 317.1 294.6 341.1 8.15 11 664 3619 8.0 5.6 85 2.4 6.5 76 15 316.1 317.7 295.1 343.2 8.63 12 646 3846 6.8 -0.2 61 7.0 3.0 80 14 317.2 318.3 293.3 335.8 5.85 13 613 4275 4.2 1.4 82 2.8 2.6 90 14 319.0 320.4 294.6 341.1 6.93 14 591 4571 2.4 -1.2 77 3.6 0.5 104 9 320.3 321.4 294.1 339.4 5.94 15 514 5691 -2.1 -17.1 31 15.0 -7.8 106 12 327.9 328.3 293.0 334.6 1.95 16 503 5863 -3.5 -13.5 46 10.0 -7.6 96 12 328.2 328.7 293.7 337.4 2.68 17 500 5910 -3.7 -20.7 25 17.0 -9.5 90 12 328.5 328.8 292.7 333.7 1.47 18 499 5926 -3.7 -21.7 23 18.0 -9.7 90 12 328.7 329.0 292.7 333.5 1.35 19 472 6363 -5.9 -29.9 13 24.0 -12.3 101 15 331.3 331.4 292.7 333.8 0.68 20 462 6531 -7.3 -17.3 45 10.0 -11.0 104 17 331.6 332.0 294.1 339.0 2.13 21 408 7489 -12.7 -26.7 30 14.0 -16.6 115 19 336.6 336.8 294.4 340.5 1.05 22 400 7640 -14.1 -26.1 35 12.0 -17.4 115 18 336.7 336.9 294.5 340.8 1.14 23 355 8535 -20.7 -35.7 25 15.0 -23.5 140 16 339.5 339.6 294.7 341.5 0.51 24 337 8918 -23.3 -30.3 53 7.0 -24.8 138 16 341.0 341.2 295.4 344.5 0.91 25 330 9072 -24.3 -39.3 24 15.0 -26.7 137 15 341.7 341.8 295.1 343.2 0.38 26 322 9250 -25.9 -35.9 39 10.0 -27.6 136 15 341.9 342.0 295.3 344.0 0.55 27 311 9501 -27.1 -38.1 34 11.0 -28.8 130 15 343.6 343.7 295.6 345.4 0.46 28 300 9760 -29.5 -39.5 37 10.0 -30.9 100 12 343.8 343.9 295.6 345.4 0.41 29 256 10868 -38.9 -45.9 48 7.0 -39.5 104 13 345.9 345.9 296.0 346.9 0.24 30 250 11030 -40.3 -48.3 42 8.0 -40.9 105 13 346.2 346.2 296.0 346.9 0.19 31 238 11362 -42.9 -50.9 41 8.0 -43.4 102 12 347.1 347.2 296.1 347.8 0.15 32 220 11887 -46.3 -67.3 7 21.0 -46.9 148 11 349.8 349.8 296.6 349.9 0.02 33 200 12510 -52.1 -62.1 29 10.0 -52.4 160 17 350.3 350.3 296.7 350.5 0.04 34 193 12740 -54.5 -60.5 47 6.0 -54.6 164 16 350.0 350.0 296.7 350.3 0.06 35 169 13579 -61.3 -65.6 57 4.3 -61.4 177 13 352.3 352.3 297.1 352.4 0.03 36 160 13917 -64.1 -74.1 24 10.0 -64.2 178 12 353.1 353.1 297.3 353.1 0.01 37 150 14310 -67.3 -74.3 36 7.0 -67.4 175 13 354.2 354.2 297.5 354.2 0.01 38 128 15247 -74.9 -79.0 53 4.1 -74.9 160 13 356.9 356.9 298.1 356.9 0.01 39 100 16650 -82.7 -88.7 35 6.0 -82.7 90 8 367.9 367.9 300.2 367.9 0.00 40 95 16936 -84.1 -89.1 41 5.0 -84.1 65 7 370.6 370.6 300.7 370.6 0.00 41 82 17751 -84.9 -89.8 41 4.9 -84.9 110 13 384.9 384.9 303.1 384.9 0.00 42 73 18406 -77.9 -89.9 13 12.0 -77.9 7 13 412.7 412.7 306.9 412.8 0.00 43 71 18567 -73.1 -88.1 8 15.0 -73.2 278 15 426.3 426.3 308.4 426.3 0.00 44 70 18650 -73.3 -89.3 7 16.0 -73.4 225 26 427.6 427.6 308.6 427.6 0.00 45 66 18994 -74.9 -89.9 8 15.0 -75.0 228 25 431.3 431.3 309.0 431.4 0.00 46 63 19268 -69.9 -88.9 5 19.0 -70.0 190 19 448.1 448.1 310.7 448.2 0.00 47 50 20650 -69.1 -90.1 3 21.0 -69.3 355 6 480.7 480.7 313.5 480.7 0.00 48 48 20894 -69.1 -91.1 3 22.0 -69.3 358 11 486.3 486.3 314.0 486.3 0.00 49 45 21283 -65.1 -90.1 2 25.0 -65.4 71 12 505.1 505.1 315.3 505.1 0.00 TRP 95 16936 -84.1 -89.1 41 5.0 -84.1 65 7 370.6 370.6 300.7 370.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 549.93 mb = 5168.43 m = 16956.57 ft Wetbulb zero: 586.45 mb = 4633.21 m = 15200.64 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 66.28 % Est. max temperature: 32.48 C = 90.47 F Sfc-Lift cond lev (LCL): 933.35 mb = 717.14 m = 2352.79 ft T: 25.37 C 700-500 lapse rate: 5.17 C/km ThetaE index: 25.30 C Layer 850.0- 700.0 mb Conv cond level (CCL): 836.41 mb = 1670.83 m = 5481.66 ft Mean mixing ratio: 16.44 g/kg Conv temperature: 32.25 C = 90.05 F Cap Strength: 1.62 C Lifted Index: -2.02 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.04 C Lifted Index @700 mb: -1.16 C Showalter Index: -0.03 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.90 C K Index: 33.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 228.40 Risk: None Energy Index: -2.75 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 985.56 J/kg Max Up Vert Vel: 44.40 m/s Conv Inhibition (B-): 33.55 J/kg Cap Strength: 1.62 C Lift Cond Lev (LCL): 868.49 mb = 1345.45 m = 4414.16 ft Lev Free Conv (LFC): 803.49 mb = 2014.10 m = 6607.85 ft Equ Level (EL): 153.49 mb = 14170.03 m = 46489.03 ft B at Equ Level: 982.57 J/kg Max Parcel Lev (MPL): 83.49 mb = 17651.50 m = 57911.05 ft Wind level data Storm motion: 107 at 9 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 ---------------------------------------------------------- 0 980 288 340 2 0.7 -1.9 | 295 11 9.5 -4.5 1 945 610 80 10 -9.8 -1.7 | 13 4 -1.0 -4.4 2 925 796 70 8 -7.5 -2.7 | 346 6 1.3 -5.4 3 913 914 65 8 -7.3 -3.4 | 345 6 1.6 -6.0 4 850 1533 45 11 -7.8 -7.8 | 354 10 1.0 -10.4 5 821 1829 35 11 -6.3 -9.0 | 348 12 2.5 -11.6 6 792 2134 50 10 -7.7 -6.4 | 353 9 1.2 -9.0 7 764 2438 50 16 -12.3 -10.3 | 15 13 -3.4 -12.9 8 737 2743 50 20 -15.3 -12.9 | 23 17 -6.5 -15.5 9 711 3048 80 15 -14.8 -2.6 | 49 8 -6.0 -5.2 10 700 3181 80 15 -14.8 -2.6 | 49 8 -6.0 -5.2 11 685 3353 70 15 -14.1 -5.1 | 34 9 -5.3 -7.7 12 612 4267 90 14 -14.0 0.0 | 63 6 -5.2 -2.6 13 590 4572 105 9 -8.7 2.3 | 337 0 0.1 -0.3 14 568 4877 110 12 -11.3 4.1 | 121 3 -2.5 1.5 15 507 5791 105 12 -11.6 3.1 | 100 3 -2.8 0.5 16 500 5910 90 12 -12.0 0.0 | 51 4 -3.2 -2.6 17 488 6096 95 12 -12.0 1.0 | 63 4 -3.1 -1.6 18 434 7010 115 22 -19.9 9.3 | 121 13 -11.1 6.7 19 400 7640 115 18 -16.3 7.6 | 124 9 -7.5 5.0 20 369 8230 130 17 -13.0 10.9 | 153 9 -4.2 8.3 21 354 8534 140 16 -10.3 12.3 | 171 10 -1.5 9.6 22 313 9449 135 15 -10.6 10.6 | 167 8 -1.8 8.0 23 300 9754 100 13 -12.8 2.3 | 85 4 -4.0 -0.4 24 300 9760 100 12 -11.8 2.1 | 80 3 -3.0 -0.5 25 250 11030 105 13 -12.6 3.4 | 101 4 -3.7 0.7 26 230 11582 100 12 -11.8 2.1 | 80 3 -3.0 -0.5 27 220 11887 150 11 -5.5 9.5 | 206 8 3.3 6.9 28 200 12510 160 17 -5.8 16.0 | 193 14 3.0 13.4 29 165 13716 180 12 0.0 12.0 | 223 13 8.8 9.4 30 150 14310 175 13 -1.1 13.0 | 217 13 7.7 10.3 31 128 15240 160 13 -4.4 12.2 | 204 11 4.4 9.6 32 121 15545 175 10 -0.9 10.0 | 227 11 7.9 7.3 33 115 15850 165 10 -2.6 9.7 | 221 9 6.2 7.0 34 109 16154 110 11 -10.3 3.8 | 127 2 -1.5 1.1 35 103 16459 100 12 -11.8 2.1 | 80 3 -3.0 -0.5 36 100 16650 90 8 -8.0 0.0 | 343 3 0.8 -2.6 37 98 16764 75 12 -11.6 -3.1 | 26 6 -2.8 -5.7 38 95 16936 65 7 -6.3 -3.0 | 336 6 2.5 -5.6 39 88 17374 30 14 -7.0 -12.1 | 353 15 1.8 -14.7 40 83 17678 115 11 -10.0 4.6 | 150 2 -1.2 2.0 41 79 17983 95 20 -19.9 1.7 | 86 11 -11.1 -0.9 42 75 18288 80 11 -10.8 -1.9 | 24 5 -2.0 -4.5 43 71 18593 265 15 14.9 1.3 | 273 24 23.8 -1.3 44 70 18650 225 26 18.4 18.4 | 240 31 27.2 15.8 45 67 18898 240 27 23.4 13.5 | 251 34 32.2 10.9 46 64 19202 205 22 9.3 19.9 | 226 25 18.1 17.3 47 61 19507 145 11 -6.3 9.0 | 201 7 2.5 6.4 48 58 19812 10 18 -3.1 -17.7 | 344 21 5.7 -20.3 49 55 20117 350 12 2.1 -11.8 | 323 18 10.9 -14.4 50 52 20422 300 11 9.5 -5.5 | 294 20 18.3 -8.1 51 50 20650 355 6 0.5 -6.0 | 313 13 9.3 -8.6 52 49 20726 330 11 5.5 -9.5 | 310 19 14.3 -12.1 53 43 21336 110 13 -12.2 4.4 | 118 4 -3.4 1.8 54 41 21641 110 16 -15.0 5.5 | 115 7 -6.2 2.9 Wind Parameters Mean winds (0-6000m): 76.5 at 12.3 knts Storm direction: 106.5 at 9.2 knts Shear (0-3000m) pos: 2.9 neg: 1.1 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 104.0 deg Storm rel helicity (0-3000m) pos: 65.7 neg: -8.3 tot: 57.4 m^2/s^2 ave: 19.1 10^-3 m/s^2 rel: 0.45 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 3.4 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 272.93 Bulk Shear: 3.61 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 72 7 337 5| 8.6 0.0 8.6| 23.2 -1.9 21.4 42.8 0.64| 14.3 9.1 1000 65 8 344 6| 4.3 1.7 5.9| 25.1 -2.1 22.9 22.9 0.56| 8.9 5.0 1500 56 9 349 8| 2.9 2.1 5.0| 25.4 -5.3 20.1 13.4 0.42| 7.1 3.0 2000 53 9 351 8| 3.0 1.6 4.6| 33.7 -5.3 28.4 14.2 0.46| 6.7 3.0 2500 52 11 359 9| 3.6 1.3 4.9| 51.8 -5.3 46.5 18.6 0.50| 6.9 3.4 3000 56 12 6 9| 2.9 1.1 3.9| 65.7 -8.3 57.4 19.1 0.45| 7.6 3.4 4000 63 13 16 9| 2.3 0.8 3.1| 72.8 -9.9 62.9 15.7 0.45| 6.5 2.9 5000 71 12 23 7| 1.7 0.6 2.4| 73.2 -10.3 62.9 12.6 0.39| 6.1 2.4 6000 77 12 30 6| 1.4 0.7 2.1| 75.6 -12.8 62.8 10.5 0.33| 5.6 1.9 Wrote GIF file: /home/apache/climate/data/raob//SBAT/skewt/SBAT.skewt.20250418.12.gif