UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for SBAT... Searching the city database file for: SBAT ... Date:1200Z 17 DEC 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 94 SFC 978 288 25.0 25.0 100 0.0 25.0 0 0 300.1 303.9 299.0 361.2 20.80 2 967 388 23.2 22.8 98 0.4 22.9 49 1 299.2 302.6 297.3 352.8 18.36 3 925 777 22.4 19.8 85 2.6 20.6 140 4 302.2 305.1 296.5 349.2 15.91 4 897 1044 21.4 18.6 84 2.8 19.4 104 4 303.9 306.7 296.4 349.1 15.21 5 850 1509 18.4 16.7 90 1.7 17.2 10 4 305.4 308.1 296.2 348.0 14.21 6 815 1869 15.6 15.3 98 0.3 15.4 10 7 306.1 308.7 295.9 346.8 13.54 7 700 3151 9.0 8.7 98 0.3 8.8 50 10 312.5 314.4 295.2 343.8 10.15 8 659 3650 6.4 6.4 100 0.0 6.4 50 10 315.0 316.7 295.2 343.7 9.20 9 624 4097 4.4 3.2 92 1.2 3.7 40 5 317.6 319.1 294.8 342.2 7.75 10 598 4444 3.6 -0.1 77 3.7 1.5 1 7 320.6 321.8 294.6 341.1 6.37 11 563 4931 -0.7 -1.4 95 0.7 -1.1 308 9 321.1 322.3 294.6 341.0 6.15 12 552 5090 0.8 -10.2 44 11.0 -4.1 297 8 324.7 325.3 293.2 335.4 3.19 13 548 5149 0.4 -4.1 72 4.5 -1.9 293 8 324.9 325.9 294.8 341.9 5.16 14 541 5252 0.0 -9.0 51 9.0 -4.1 287 7 325.6 326.3 293.7 337.6 3.58 15 538 5297 0.0 -4.7 71 4.7 -2.4 284 7 326.1 327.1 295.0 342.8 5.02 16 509 5739 -3.5 -6.0 83 2.5 -4.7 254 6 327.1 328.1 295.1 343.1 4.81 17 500 5880 -4.3 -7.6 78 3.3 -5.8 245 5 327.8 328.7 294.8 342.3 4.32 18 431 7039 -10.9 -20.9 44 10.0 -14.2 110 4 333.6 334.0 294.2 339.6 1.68 19 413 7366 -12.9 -17.8 67 4.9 -14.6 79 5 335.1 335.6 295.1 343.2 2.29 20 402 7572 -13.7 -22.7 47 9.0 -16.5 59 6 336.7 337.0 294.8 342.3 1.54 21 400 7610 -13.9 -22.9 47 9.0 -16.7 55 6 336.9 337.2 294.9 342.4 1.52 22 369 8217 -18.1 -21.4 75 3.3 -19.1 93 9 339.2 339.6 295.7 346.0 1.88 23 334 8953 -23.5 -27.1 72 3.6 -24.4 112 9 341.6 341.9 295.8 346.2 1.24 24 329 9063 -23.3 -30.3 53 7.0 -24.9 114 9 343.4 343.6 296.0 346.9 0.94 25 300 9730 -28.9 -32.5 71 3.6 -29.6 130 9 344.6 344.8 296.1 347.8 0.83 26 259 10766 -36.9 -39.8 74 2.9 -37.2 144 20 347.7 347.8 296.5 349.5 0.46 27 250 11010 -38.7 -43.7 59 5.0 -39.2 145 23 348.5 348.6 296.6 349.8 0.32 28 239 11317 -41.3 -45.9 61 4.6 -41.7 143 23 349.1 349.2 296.7 350.2 0.26 29 227 11665 -44.5 -48.0 68 3.5 -44.7 141 24 349.4 349.5 296.7 350.3 0.22 30 222 11814 -45.7 -53.7 40 8.0 -46.1 140 24 349.8 349.8 296.7 350.3 0.12 31 205 12339 -50.5 -61.5 26 11.0 -50.8 136 25 350.3 350.3 296.7 350.5 0.05 32 200 12500 -52.1 -62.1 29 10.0 -52.4 135 25 350.3 350.3 296.7 350.5 0.04 33 191 12796 -54.7 -61.7 42 7.0 -54.9 135 26 350.7 350.7 296.8 350.9 0.05 34 164 13750 -63.7 -70.7 38 7.0 -63.8 122 23 351.3 351.3 296.9 351.3 0.02 35 150 14290 -68.5 -74.5 42 6.0 -68.5 115 22 352.1 352.1 297.1 352.1 0.01 36 109 16140 -81.3 -86.0 45 4.7 -81.3 82 28 361.6 361.6 299.0 361.6 0.00 37 103 16456 -83.1 -89.1 34 6.0 -83.1 80 28 364.1 364.1 299.5 364.1 0.00 38 100 16620 -82.9 -89.9 29 7.0 -82.9 85 27 367.6 367.6 300.1 367.6 0.00 39 94 16966 -80.5 -87.5 30 7.0 -80.5 82 31 378.8 378.8 302.1 378.8 0.00 40 76 18152 -84.3 -90.3 34 6.0 -84.3 68 18 394.6 394.6 304.5 394.6 0.00 41 70 18610 -81.1 -88.1 30 7.0 -81.1 65 20 410.9 410.9 306.6 410.9 0.00 42 62 19298 -78.9 -88.9 18 10.0 -78.9 73 21 430.3 430.3 308.9 430.3 0.00 43 56 19877 -80.1 -90.1 17 10.0 -80.1 139 25 440.2 440.2 309.9 440.2 0.00 44 52 20300 -77.3 -90.3 11 13.0 -77.3 96 37 456.2 456.2 311.4 456.2 0.00 45 50 20530 -69.1 -90.1 3 21.0 -69.3 85 45 480.7 480.7 313.5 480.7 0.00 46 48 20777 -63.5 -91.5 1 28.0 -63.9 82 49 499.6 499.6 314.9 499.7 0.00 47 46 21040 -60.9 -88.9 1 28.0 -61.4 80 52 512.0 512.0 315.8 512.1 0.00 48 38 22220 -63.9 -89.9 2 26.0 -64.4 99 50 533.1 533.1 317.1 533.2 0.00 49 33 23088 -61.9 -89.1 1 27.2 -62.6 95 62 560.5 560.5 318.6 560.5 0.00 50 30 23680 -60.5 -88.5 1 28.0 -61.4 95 60 579.7 579.7 319.6 579.7 0.01 51 28 24111 -59.3 -88.3 1 29.0 -60.3 91 57 594.6 594.6 320.3 594.6 0.01 52 23 25368 -50.5 -84.5 1 34.0 -53.5 82 47 654.9 654.9 322.9 655.0 0.01 53 22 25658 -50.5 -84.5 1 34.0 -53.6 86 46 663.3 663.3 323.2 663.4 0.01 TRP 103 16456 -83.1 -89.1 34 6.0 -83.1 80 28 364.1 364.1 299.5 364.1 0.00 WND 33 23088 -61.9 -89.1 1 27.2 -62.6 95 62 560.5 560.5 318.6 560.5 0.00 Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 568.70 mb = 4852.15 m = 15918.95 ft Freezing level: 557.87 mb = 5005.45 m = 16421.88 ft Freezing level: 538.00 mb = 5296.57 m = 17377.00 ft Wetbulb zero: 577.52 mb = 4725.84 m = 15504.55 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 89.27 % Est. max temperature: 30.79 C = 87.42 F Sfc-Lift cond lev (LCL): 978.47 mb = 283.82 m = 931.15 ft T: -9999.00 C 700-500 lapse rate: 4.87 C/km ThetaE index: 25.78 C Layer 967.0- 548.0 mb Conv cond level (CCL): 864.14 mb = 1366.57 m = 4483.45 ft Mean mixing ratio: 16.52 g/kg Conv temperature: 29.86 C = 85.74 F Cap Strength: 1.58 C Lifted Index: -1.62 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.91 C Lifted Index @700 mb: -1.80 C Showalter Index: -0.63 C Risk: Thunderstorms probable Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 21.00 C K Index: 39.10 Risk: > 80 % chance of thunderstorms Sweat Index: 213.40 Risk: None Energy Index: -1.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 468.83 J/kg Max Up Vert Vel: 30.62 m/s Conv Inhibition (B-): 25.87 J/kg Cap Strength: 1.55 C Lift Cond Lev (LCL): 902.25 mb = 993.54 m = 3259.60 ft Lev Free Conv (LFC): 837.25 mb = 1638.53 m = 5375.68 ft Equ Level (EL): 237.25 mb = 11367.09 m = 37293.14 ft B at Equ Level: 468.81 J/kg Max Parcel Lev (MPL): 107.25 mb = 16230.01 m = 53247.40 ft Wind level data Storm motion: 46 at 5 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 ---------------------------------------------------------- 0 978 288 0 0 -0.0 -0.0 | 226 5 3.8 3.6 1 943 610 160 3 -1.0 2.8 | 203 7 2.8 6.4 2 925 777 140 4 -2.6 3.1 | 190 7 1.2 6.7 3 910 914 130 4 -3.1 2.6 | 187 6 0.7 6.2 4 850 1509 10 4 -0.7 -3.9 | 276 3 3.1 -0.3 5 789 2134 10 10 -1.7 -9.8 | 342 7 2.1 -6.2 6 762 2438 10 12 -2.1 -11.8 | 348 8 1.7 -8.2 7 735 2743 40 12 -7.7 -9.2 | 35 7 -3.9 -5.6 8 709 3048 50 10 -7.7 -6.4 | 54 5 -3.9 -2.8 9 700 3151 50 10 -7.7 -6.4 | 54 5 -3.9 -2.8 10 658 3658 50 10 -7.7 -6.4 | 54 5 -3.9 -2.8 11 610 4267 35 3 -1.7 -2.5 | 241 2 2.1 1.2 12 588 4572 330 10 5.0 -8.7 | 300 10 8.8 -5.0 13 500 5880 245 5 4.5 2.1 | 235 10 8.3 5.7 14 486 6096 200 2 0.7 1.9 | 219 7 4.5 5.5 15 400 7610 55 6 -4.9 -3.4 | 99 1 -1.1 0.2 16 368 8230 95 9 -9.0 0.8 | 130 7 -5.2 4.4 17 300 9730 130 9 -6.9 5.8 | 162 10 -3.1 9.4 18 286 10058 140 10 -6.4 7.7 | 167 12 -2.6 11.3 19 250 11010 145 23 -13.2 18.8 | 157 24 -9.4 22.5 20 200 12500 135 25 -17.7 17.7 | 147 25 -13.9 21.3 21 191 12802 135 26 -18.4 18.4 | 146 26 -14.6 22.0 22 150 14290 115 22 -19.9 9.3 | 129 21 -16.1 12.9 23 149 14326 110 22 -20.7 7.5 | 123 20 -16.9 11.1 24 134 14935 130 24 -18.4 15.4 | 143 24 -14.6 19.0 25 127 15240 120 21 -18.2 10.5 | 134 20 -14.4 14.1 26 121 15545 85 28 -27.9 -2.4 | 93 24 -24.1 1.2 27 103 16456 80 28 -27.6 -4.9 | 87 24 -23.8 -1.2 28 100 16620 85 27 -26.9 -2.4 | 93 23 -23.1 1.3 29 97 16764 85 28 -27.9 -2.4 | 93 24 -24.1 1.2 30 92 17069 80 32 -31.5 -5.6 | 86 28 -27.7 -1.9 31 83 17678 55 27 -22.1 -15.5 | 57 22 -18.3 -11.9 32 78 17983 60 17 -14.7 -8.5 | 66 12 -10.9 -4.9 33 70 18593 90 22 -22.0 0.0 | 101 19 -18.2 3.6 34 70 18610 65 20 -18.1 -8.5 | 71 15 -14.3 -4.8 35 67 18898 65 23 -20.8 -9.7 | 70 18 -17.1 -6.1 36 63 19202 70 23 -21.6 -7.9 | 77 18 -17.8 -4.3 37 60 19507 80 17 -16.7 -3.0 | 93 13 -12.9 0.7 38 57 19812 150 23 -11.5 19.9 | 162 25 -7.7 23.5 39 54 20117 105 31 -29.9 8.0 | 114 29 -26.2 11.6 40 50 20530 85 45 -44.8 -3.9 | 90 41 -41.0 -0.3 41 46 21031 80 52 -51.2 -9.0 | 83 48 -47.4 -5.4 42 42 21641 95 45 -44.8 3.9 | 100 42 -41.0 7.5 43 40 21946 110 49 -46.0 16.8 | 116 47 -42.3 20.4 44 36 22555 85 52 -51.8 -4.5 | 89 48 -48.0 -0.9 45 33 23088 95 62 -61.8 5.4 | 99 59 -58.0 9.0 46 31 23470 95 62 -61.8 5.4 | 99 59 -58.0 9.0 47 30 23680 95 60 -59.8 5.2 | 99 57 -56.0 8.8 48 23 24689 80 48 -47.3 -8.3 | 84 44 -43.5 -4.7 49 17 25908 110 36 -33.8 12.3 | 118 34 -30.0 15.9 Wind Parameters Mean winds (0-6000m): 16.4 at 7.0 knts Storm direction: 46.4 at 5.2 knts Shear (0-3000m) pos: 1.9 neg: 2.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -172.4 deg Storm rel helicity (0-3000m) pos: 22.4 neg: -6.6 tot: 15.7 m^2/s^2 ave: 5.2 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 46.38 Bulk Shear: 10.11 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 ------------------------------------------------------------------------------- 500 153 2 206 6| 4.1 0.0 4.1| 0.0 -4.8 -4.8 -9.6 -0.55| 6.3 -3.4 1000 124 3 193 5| 2.1 2.8 4.8| 0.4 -6.6 -6.2 -6.2 -0.31| 6.2 -1.9 1500 76 4 185 3| 1.4 3.3 4.7| 3.4 -6.6 -3.2 -2.1 0.05| 6.1 0.3 2000 31 5 300 1| 1.0 3.6 4.6| 7.0 -6.6 0.4 0.2 0.15| 5.7 0.9 2500 26 6 336 2| 2.0 2.9 4.9| 20.0 -6.6 13.3 5.3 0.34| 6.0 2.1 3000 33 7 1 2| 1.9 2.4 4.3| 22.4 -6.6 15.7 5.2 0.37| 5.4 2.0 4000 38 7 17 2| 1.4 1.6 3.0| 22.4 -7.9 14.4 3.6 0.21| 5.0 1.1 5000 22 7 343 3| 1.2 1.8 3.0| 24.2 -31.5 -7.4 -1.5 0.04| 5.8 0.2 6000 16 7 329 4| 1.0 0.8 1.8| 24.2 -52.1 -28.0 -4.7 -0.09| 5.6 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBAT/skewt/SBAT.skewt.20251217.12.gif