UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for SB107... Searching the city database file for: SB107 ... Date:1200Z 19 DEC 25 Station: SB107 WMO ident: 82107 Latitude: -0.12 Longitude: -66.97 ------------------------------------------------------------------------------- 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 1000 112 24.6 23.6 94 1.0 23.9 150 3 297.8 301.1 297.0 351.9 18.65 1 925 789 22.0 21.5 97 0.5 21.6 80 5 301.8 305.1 297.5 354.1 17.72 2 850 1522 17.8 17.3 97 0.5 17.5 75 9 304.8 307.5 296.4 348.9 14.78 3 742 2675 11.4 11.4 100 0.0 11.4 309.9 312.1 295.5 344.9 11.49 4 700 3162 9.0 8.7 98 0.3 8.8 85 7 312.5 314.4 295.2 343.8 10.15 5 635 3967 6.2 2.7 78 3.5 4.2 318.1 319.5 294.7 341.4 7.34 6 547 5177 -0.9 -4.9 74 4.0 -2.9 323.5 324.5 294.2 339.5 4.86 7 516 5641 -4.5 -4.5 100 0.0 -4.5 324.6 325.7 294.8 342.1 5.32 8 505 5811 -3.5 -10.5 58 7.0 -6.6 327.8 328.5 294.1 339.4 3.40 9 500 5890 -3.5 -10.5 58 7.0 -6.6 305 10 328.8 329.5 294.4 340.4 3.44 10 472 6342 -5.5 -18.5 35 13.0 -10.2 331.8 332.1 293.9 338.4 1.88 11 416 7314 -13.7 -19.7 60 6.0 -15.7 333.4 333.8 294.4 340.2 1.93 12 400 7610 -16.5 -17.2 94 0.7 -16.7 290 18 333.5 334.0 294.8 342.2 2.48 13 398 7648 -16.7 -16.7 100 0.0 -16.7 333.8 334.3 295.0 342.9 2.60 14 343 8758 -22.7 -26.5 71 3.8 -23.7 340.1 340.4 295.5 344.8 1.28 15 300 9730 -30.1 -33.2 74 3.1 -30.6 205 2 343.0 343.1 295.7 345.9 0.78 16 293 9898 -31.3 -35.0 70 3.7 -31.9 343.6 343.7 295.8 346.1 0.67 17 270 10471 -35.9 -39.3 71 3.4 -36.3 345.0 345.1 295.9 346.9 0.47 18 250 11000 -40.7 -44.4 67 3.7 -41.0 130 13 345.6 345.6 295.9 346.7 0.29 19 200 12470 -53.7 -62.7 32 9.0 -53.9 145 20 347.7 347.7 296.2 347.9 0.04 20 190 12797 -56.7 -65.7 31 9.0 -56.9 348.0 348.1 296.2 348.2 0.03 21 166 13638 -63.9 -67.6 60 3.7 -64.0 349.7 349.7 296.6 349.8 0.03 22 150 14250 -69.5 -75.5 41 6.0 -69.5 115 43 350.4 350.4 296.7 350.4 0.01 23 147 14370 -70.5 -76.5 41 6.0 -70.5 350.7 350.7 296.8 350.7 0.01 24 143 14533 -71.1 -80.1 25 9.0 -71.1 352.4 352.4 297.1 352.4 0.00 25 101 16534 -81.5 -90.5 20 9.0 -81.5 369.2 369.2 300.4 369.2 0.00 26 100 16590 -81.7 -90.7 20 9.0 -81.7 85 25 369.9 369.9 300.5 369.9 0.00 27 83 17629 -86.1 -92.1 33 6.0 -86.1 125 23 381.2 381.2 302.4 381.2 0.00 28 70 18590 -76.7 -89.7 11 13.0 -76.7 335 7 420.3 420.3 307.7 420.3 0.00 29 50 20580 -68.1 -90.1 3 22.0 -68.3 80 32 483.0 483.0 313.7 483.0 0.00 30 30 23660 -62.9 -90.9 1 28.0 -63.6 90 65 573.2 573.2 319.3 573.2 0.00 31 20 26220 -55.9 -85.9 1 30.0 -57.9 90 73 665.1 665.1 323.3 665.2 0.01 TRP 83 17629 -86.1 -92.1 33 6.0 -86.1 125 23 381.2 381.2 302.4 381.2 0.00 WND 19 90 82 Sounding variables and indices 1000-500 mb thick: 5777.96 m Freezing level: 558.15 mb = 5023.45 m = 16480.93 ft Wetbulb zero: 583.12 mb = 4658.23 m = 15282.71 ft Precipitable water: 2.44 inches Sfc-500 mean rel hum: 89.63 % Est. max temperature: 31.64 C = 88.96 F Sfc-Lift cond lev (LCL): 985.97 mb = 234.70 m = 770.00 ft T: 24.13 C 700-500 lapse rate: 4.58 C/km ThetaE index: 14.60 C Layer 850.0- 516.0 mb Conv cond level (CCL): 917.09 mb = 863.45 m = 2832.80 ft Mean mixing ratio: 17.93 g/kg Conv temperature: 28.96 C = 84.13 F Cap Strength: 0.53 C Lifted Index: -1.64 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.40 C Lifted Index @700 mb: -2.45 C Showalter Index: -0.12 C Risk: Thunderstorms probable Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.80 C K Index: 38.30 Risk: > 80 % chance of thunderstorms Sweat Index: 235.60 Risk: None Energy Index: -1.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1389.16 J/kg Max Up Vert Vel: 52.71 m/s Conv Inhibition (B-): 5.34 J/kg Cap Strength: 1.34 C Lift Cond Lev (LCL): 940.02 mb = 649.17 m = 2129.79 ft Lev Free Conv (LFC): 885.02 mb = 1172.05 m = 3845.25 ft Equ Level (EL): 135.02 mb = 14863.71 m = 48764.86 ft B at Equ Level: 1364.04 J/kg Max Parcel Lev (MPL): 75.02 mb = 18199.44 m = 59708.71 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 19 31822 90 82 -82.0 0.0 1 1000 112 150 3 -1.5 2.6 2 1000 105 125 6 -4.9 3.4 3 977 305 160 6 -2.1 5.6 4 944 610 105 2 -1.9 0.5 5 925 789 80 5 -4.9 -0.9 6 912 914 85 5 -5.0 -0.4 7 850 1522 75 9 -8.7 -2.3 8 850 1524 50 10 -7.7 -6.4 9 791 2134 40 12 -7.7 -9.2 10 763 2438 45 14 -9.9 -9.9 11 700 3162 85 7 -7.0 -0.6 12 634 3962 320 1 0.6 -0.8 13 611 4267 160 2 -0.7 1.9 14 506 5791 320 5 3.2 -3.8 15 500 5890 305 10 8.2 -5.7 16 487 6096 310 10 7.7 -6.4 17 468 6401 350 19 3.3 -18.7 18 432 7010 330 28 14.0 -24.2 19 400 7610 290 18 16.9 -6.2 20 399 7620 315 25 17.7 -17.7 21 383 7925 290 18 16.9 -6.2 22 368 8230 295 11 10.0 -4.6 23 300 9730 205 2 0.8 1.8 24 286 10058 195 2 0.5 1.9 25 274 10363 150 11 -5.5 9.5 26 250 11000 130 13 -10.0 8.4 27 218 11887 120 15 -13.0 7.5 28 209 12192 120 14 -12.1 7.0 29 200 12470 145 20 -11.5 16.4 30 199 12497 145 19 -10.9 15.6 31 164 13716 115 40 -36.3 16.9 32 150 14250 115 43 -39.0 18.2 33 140 14630 115 43 -39.0 18.2 34 126 15240 100 50 -49.2 8.7 35 108 16154 75 41 -39.6 -10.6 36 102 16459 100 31 -30.5 5.4 37 100 16590 85 25 -24.9 -2.2 38 97 16764 85 25 -24.9 -2.2 39 83 17629 125 23 -18.8 13.2 40 82 17678 140 17 -10.9 13.0 41 78 17983 110 36 -33.8 12.3 42 70 18590 335 7 3.0 -6.3 43 70 18593 65 11 -10.0 -4.6 44 66 18898 5 4 -0.3 -4.0 45 63 19202 315 12 8.5 -8.5 46 60 19507 290 11 10.3 -3.8 47 54 20117 95 7 -7.0 0.6 48 51 20422 75 10 -9.7 -2.6 49 50 20580 80 32 -31.5 -5.6 50 46 21031 80 40 -39.4 -6.9 51 44 21336 70 40 -37.6 -13.7 52 38 22250 100 47 -46.3 8.2 53 34 22860 85 48 -47.8 -4.2 54 33 23165 105 51 -49.3 13.2 55 30 23660 90 65 -65.0 0.0 56 29 23774 100 53 -52.2 9.2 57 24 24994 90 78 -78.0 0.0 58 20 26213 95 77 -76.7 6.7 59 20 26220 90 73 -73.0 0.0 60 17 26822 90 82 -82.0 0.0 61 14 27432 85 52 -51.8 -4.5 62 13 27737 95 47 -46.8 4.1 Wind Parameters Energy-Hel index: -86.81 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//SB107/skewt/SB107.skewt.20251219.12.gif