UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 9 DEC 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1005 60 26.4 22.3 78 4.1 23.5 140 5 299.1 302.2 296.4 349.0 17.11 1 1000 105 26.2 21.5 75 4.7 22.8 140 5 299.4 302.3 296.0 347.1 16.35 2 977 311 27.6 21.6 70 6.0 23.2 302.8 305.9 297.2 352.7 16.85 3 925 795 24.2 20.0 77 4.2 21.2 60 6 304.1 307.0 297.1 352.0 16.11 4 850 1530 18.6 15.7 83 2.9 16.6 60 20 305.6 308.1 295.6 345.5 13.32 5 791 2145 14.2 12.8 91 1.4 13.3 307.3 309.5 295.0 343.0 11.83 6 700 3171 8.4 4.3 75 4.1 6.0 45 5 311.8 313.2 293.0 334.9 7.46 7 665 3594 6.4 3.7 83 2.7 4.8 314.1 315.6 293.7 337.7 7.53 8 655 3718 6.8 2.2 72 4.6 4.2 316.0 317.3 293.7 337.6 6.87 9 641 3896 6.2 -0.8 61 7.0 2.4 317.2 318.3 293.1 335.2 5.64 10 563 4947 -0.3 -2.7 84 2.4 -1.6 321.6 322.7 294.3 339.7 5.58 11 555 5062 -0.3 -6.3 64 6.0 -3.2 322.9 323.7 293.6 337.1 4.30 12 521 5565 -3.3 -9.3 63 6.0 -6.0 325.2 325.9 293.6 337.3 3.63 13 505 5812 -5.1 -8.3 78 3.2 -6.5 325.9 326.7 294.1 339.4 4.05 14 500 5890 -5.1 -11.1 63 6.0 -7.7 45 8 326.8 327.5 293.8 337.9 3.28 15 492 6017 -5.7 -14.7 49 9.0 -9.2 327.6 328.1 293.3 336.1 2.49 16 468 6407 -7.5 -13.5 62 6.0 -9.9 330.1 330.7 294.3 340.0 2.88 17 435 6972 -11.5 -13.4 86 1.9 -12.3 332.0 332.6 295.0 342.8 3.13 18 404 7535 -15.3 -17.4 84 2.1 -16.0 334.2 334.6 295.0 342.6 2.42 19 400 7610 -15.5 -18.4 78 2.9 -16.5 110 10 334.8 335.3 295.0 342.8 2.24 20 391 7782 -16.3 -22.3 60 6.0 -18.1 336.0 336.3 294.8 341.9 1.64 21 352 8563 -22.5 -23.9 88 1.4 -22.9 337.9 338.2 295.2 343.6 1.58 22 326 9123 -26.5 -27.9 88 1.4 -26.8 339.9 340.1 295.3 344.2 1.18 23 314 9393 -27.7 -40.7 28 13.0 -29.5 341.9 341.9 295.1 343.2 0.35 24 300 9720 -29.7 -46.7 18 17.0 -31.6 120 26 343.5 343.6 295.3 344.3 0.19 25 257 10801 -38.7 -42.2 69 3.5 -39.1 345.8 345.9 296.0 347.2 0.36 26 250 10990 -40.3 -44.1 67 3.8 -40.6 140 37 346.2 346.2 296.0 347.4 0.30 27 236 11380 -43.5 -51.5 41 8.0 -44.0 347.1 347.1 296.1 347.7 0.14 28 217 11939 -48.5 -52.8 61 4.3 -48.7 347.8 347.8 296.3 348.3 0.13 29 200 12470 -53.3 -57.5 60 4.2 -53.4 150 32 348.4 348.4 296.4 348.7 0.08 30 192 12731 -55.7 -60.7 54 5.0 -55.8 348.6 348.6 296.4 348.8 0.06 31 172 13422 -60.9 -70.9 26 10.0 -61.0 351.1 351.1 296.9 351.2 0.02 32 163 13753 -63.9 -68.8 51 4.9 -64.0 351.5 351.5 297.0 351.6 0.02 33 160 13866 -64.9 -72.9 32 8.0 -65.0 351.7 351.7 297.0 351.8 0.01 34 154 14099 -64.1 -78.1 13 14.0 -64.2 357.0 357.0 298.1 357.0 0.01 35 150 14260 -64.9 -80.9 9 16.0 -65.0 115 27 358.3 358.3 298.4 358.3 0.00 36 101 16584 -80.1 -85.0 44 4.9 -80.1 371.9 371.9 300.9 371.9 0.00 37 100 16640 -80.5 -85.3 44 4.8 -80.5 255 38 372.2 372.2 300.9 372.2 0.00 38 72 18457 -86.7 -90.9 46 4.2 -86.7 225 28 395.7 395.7 304.6 395.7 0.00 39 70 18610 -86.9 -91.8 40 4.9 -86.9 215 24 398.5 398.5 305.0 398.5 0.00 40 69 18689 -86.9 -91.8 40 4.9 -86.9 400.1 400.1 305.2 400.1 0.00 41 68 18770 -84.9 -91.9 28 7.0 -84.9 406.1 406.1 306.0 406.1 0.00 42 66 18938 -78.9 -87.9 22 9.0 -78.9 422.6 422.6 308.0 422.7 0.00 43 52 20311 -76.1 -90.1 9 14.0 -76.2 459.0 459.0 311.7 459.0 0.00 44 50 20540 -73.7 -89.7 7 16.0 -73.8 110 11 469.8 469.8 312.6 469.8 0.00 45 49 20658 -73.7 -90.7 6 17.0 -73.8 472.5 472.5 312.8 472.5 0.00 46 48 20780 -69.3 -88.3 5 19.0 -69.5 485.8 485.8 313.9 485.8 0.00 47 44 21298 -70.7 -89.7 4 19.0 -70.9 494.6 494.6 314.5 494.7 0.00 48 39 22024 -65.1 -90.1 2 25.0 -65.5 526.2 526.2 316.7 526.2 0.00 49 31 23428 -63.9 -89.9 2 26.0 -64.4 565.1 565.1 318.9 565.1 0.00 50 30 23630 -61.1 -89.1 1 28.0 -61.9 95 65 578.1 578.1 319.6 578.1 0.00 TRP 72 18457 -86.7 -90.9 46 4.2 -86.7 225 28 395.7 395.7 304.6 395.7 0.00 WND 25 90 74 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 566.60 mb = 4898.77 m = 16071.87 ft Wetbulb zero: 593.58 mb = 4518.50 m = 14824.29 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 76.47 % Est. max temperature: 32.81 C = 91.06 F Sfc-Lift cond lev (LCL): 947.05 mb = 586.73 m = 1924.95 ft T: 25.66 C 700-500 lapse rate: 4.97 C/km ThetaE index: 17.77 C Layer 925.0- 665.0 mb Conv cond level (CCL): 855.13 mb = 1477.73 m = 4848.14 ft Mean mixing ratio: 16.37 g/kg Conv temperature: 32.81 C = 91.06 F Cap Strength: 1.89 C Lifted Index: -2.66 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.06 C Lifted Index @700 mb: -2.58 C Showalter Index: -0.49 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 20.80 C K Index: 35.30 Risk: > 80 % chance of thunderstorms Sweat Index: 236.40 Risk: None Energy Index: -1.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1005.19 J/kg Max Up Vert Vel: 44.84 m/s Conv Inhibition (B-): 43.18 J/kg Cap Strength: 1.89 C Lift Cond Lev (LCL): 888.50 mb = 1144.94 m = 3756.33 ft Lev Free Conv (LFC): 823.50 mb = 1800.80 m = 5908.06 ft Equ Level (EL): 163.50 mb = 13734.01 m = 45058.53 ft B at Equ Level: 995.62 J/kg Max Parcel Lev (MPL): 93.50 mb = 17011.67 m = 55811.90 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 25 29614 90 74 -74.0 0.0 1 1005 60 140 5 -3.2 3.8 2 1000 105 140 5 -3.2 3.8 3 978 305 160 8 -2.7 7.5 4 945 610 100 7 -6.9 1.2 5 925 795 60 6 -5.2 -3.0 6 912 914 60 10 -8.7 -5.0 7 851 1524 60 20 -17.3 -10.0 8 850 1530 60 20 -17.3 -10.0 9 791 2134 50 16 -12.3 -10.3 10 763 2438 55 11 -9.0 -6.3 11 736 2743 35 14 -8.0 -11.5 12 700 3171 45 5 -3.5 -3.5 13 684 3353 45 5 -3.5 -3.5 14 611 4267 325 6 3.4 -4.9 15 526 5486 20 12 -4.1 -11.3 16 506 5791 45 10 -7.1 -7.1 17 500 5890 45 8 -5.7 -5.7 18 487 6096 45 7 -4.9 -4.9 19 450 6706 60 10 -8.7 -5.0 20 416 7315 145 2 -1.1 1.6 21 400 7610 110 10 -9.4 3.4 22 383 7925 115 11 -10.0 4.6 23 368 8230 85 13 -13.0 -1.1 24 300 9720 120 26 -22.5 13.0 25 286 10058 120 27 -23.4 13.5 26 262 10668 125 22 -18.0 12.6 27 250 10990 140 37 -23.8 28.3 28 239 11278 140 38 -24.4 29.1 29 200 12470 150 32 -16.0 27.7 30 190 12802 155 31 -13.1 28.1 31 164 13716 145 45 -25.8 36.9 32 150 14260 115 27 -24.5 11.4 33 141 14630 110 20 -18.8 6.8 34 127 15240 60 1 -0.9 -0.5 35 121 15545 275 12 12.0 -1.0 36 103 16459 250 55 51.7 18.8 37 100 16640 255 38 36.7 9.8 38 98 16764 250 43 40.4 14.7 39 88 17374 260 24 23.6 4.2 40 83 17678 285 18 17.4 -4.7 41 78 17983 285 23 22.2 -6.0 42 72 18457 225 28 19.8 19.8 43 70 18593 225 28 19.8 19.8 44 70 18610 215 24 13.8 19.7 45 63 19202 200 22 7.5 20.7 46 60 19507 180 14 0.0 14.0 47 57 19812 85 11 -11.0 -1.0 48 54 20117 295 15 13.6 -6.3 49 51 20422 290 12 11.3 -4.1 50 50 20540 110 11 -10.3 3.8 51 48 20726 110 11 -10.3 3.8 52 46 21031 115 36 -32.6 15.2 53 40 21946 80 55 -54.2 -9.6 54 38 22250 70 53 -49.8 -18.1 55 30 23630 95 65 -64.8 5.7 56 29 23774 95 66 -65.7 5.8 57 21 24994 90 74 -74.0 0.0 58 20 25298 90 72 -72.0 0.0 Wind Parameters Energy-Hel index: -62.82 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251209.00.gif