UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:0000Z 28 APR 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 ------------------------------------------------------------------------------- 0 1000 86 30 2 SFC 998 104 24.2 23.5 96 0.7 23.7 30 2 297.5 300.9 296.9 351.4 18.57 2 963 416 22.8 22.4 98 0.4 22.5 116 10 299.2 302.4 297.0 351.7 17.99 3 930 722 23.8 19.2 75 4.6 20.5 100 14 303.2 306.0 296.3 348.3 15.23 4 925 769 23.8 18.8 74 5.0 20.3 100 14 303.6 306.4 296.2 348.0 14.93 5 850 1509 21.4 12.4 56 9.0 15.5 75 10 308.6 310.6 294.6 341.1 10.70 6 844 1570 21.2 12.2 56 9.0 15.3 76 11 309.0 311.0 294.6 341.3 10.64 7 764 2425 15.2 10.5 73 4.7 12.1 99 13 311.4 313.4 295.2 343.7 10.50 8 742 2672 13.6 9.2 75 4.4 10.8 89 14 312.3 314.2 295.0 342.8 9.90 9 700 3162 11.6 4.6 62 7.0 7.5 85 13 315.3 316.8 294.1 339.3 7.62 10 698 3186 11.4 4.4 62 7.0 7.2 85 13 315.4 316.8 294.1 339.0 7.54 11 516 5651 -3.5 -3.9 97 0.4 -3.7 51 17 325.8 326.9 295.3 344.2 5.57 12 500 5900 -4.7 -5.8 92 1.1 -5.3 60 19 327.3 328.3 295.3 343.8 4.97 13 442 6863 -10.3 -10.4 99 0.1 -10.4 72 17 332.0 332.8 295.6 345.4 3.92 14 400 7630 -13.7 -15.9 83 2.2 -14.5 100 19 337.2 337.8 296.0 347.0 2.77 15 388 7861 -14.9 -18.3 75 3.4 -16.1 89 21 338.6 339.0 296.0 346.9 2.33 16 373 8158 -16.9 -21.2 69 4.3 -18.3 96 23 339.7 340.1 295.8 346.6 1.89 17 337 8909 -23.1 -24.8 86 1.7 -23.5 100 30 341.3 341.6 296.0 346.9 1.52 18 300 9750 -29.3 -32.4 74 3.1 -29.9 100 25 344.1 344.3 296.0 347.3 0.84 19 250 11020 -39.7 -44.7 59 5.0 -40.2 90 18 347.0 347.1 296.3 348.2 0.29 20 247 11102 -40.3 -47.3 47 7.0 -40.9 90 18 347.3 347.4 296.3 348.2 0.22 21 219 11908 -47.5 -54.5 44 7.0 -47.8 134 16 348.4 348.4 296.4 348.8 0.11 22 207 12277 -50.5 -55.4 56 4.9 -50.7 118 12 349.3 349.4 296.6 349.8 0.10 23 204 12372 -51.3 -58.3 43 7.0 -51.5 121 12 349.5 349.6 296.6 349.9 0.07 24 200 12500 -52.3 -60.3 38 8.0 -52.5 125 12 349.9 350.0 296.7 350.2 0.06 25 185 13002 -55.7 -72.7 10 17.0 -55.9 121 11 352.3 352.3 297.1 352.4 0.01 26 152 14229 -65.5 -82.5 8 17.0 -65.6 257 6 355.9 355.9 297.9 355.9 0.00 27 150 14310 -66.3 -83.3 7 17.0 -66.4 270 5 355.9 355.9 297.9 355.9 0.00 28 123 15484 -75.3 -85.3 19 10.0 -75.3 116 1 360.3 360.3 298.8 360.3 0.00 29 106 16326 -83.3 -87.8 45 4.5 -83.3 95 30 360.7 360.7 298.8 360.7 0.00 30 100 16650 -83.1 -90.1 29 7.0 -83.1 75 36 367.2 367.2 300.1 367.2 0.00 31 70 18680 -74.5 -90.5 7 16.0 -74.6 265 36 425.0 425.0 308.3 425.0 0.00 32 50 20660 -68.7 -91.7 2 23.0 -68.9 275 37 481.6 481.6 313.6 481.6 0.00 TRP 106 16326 -83.3 -87.8 45 4.5 -83.3 95 30 360.7 360.7 298.8 360.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5814.00 m Freezing level: 558.75 mb = 5071.71 m = 16639.28 ft Wetbulb zero: 577.96 mb = 4725.54 m = 15503.57 ft Precipitable water: 2.22 inches Sfc-500 mean rel hum: 76.08 % Est. max temperature: 35.38 C = 95.68 F Sfc-Lift cond lev (LCL): 988.31 mb = 189.13 m = 620.48 ft T: 23.82 C 700-500 lapse rate: 5.95 C/km ThetaE index: 10.60 C Layer 930.0- 844.0 mb Conv cond level (CCL): 799.78 mb = 2032.05 m = 6666.76 ft Mean mixing ratio: 16.40 g/kg Conv temperature: 36.99 C = 98.58 F Cap Strength: 3.84 C Lifted Index: -1.61 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.67 C Lifted Index @700 mb: 1.15 C Showalter Index: 1.67 C Risk: Showers probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 17.10 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.80 Risk: None Energy Index: 0.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 276.58 J/kg Max Up Vert Vel: 23.52 m/s Conv Inhibition (B-): 211.21 J/kg Cap Strength: 3.79 C Lift Cond Lev (LCL): 909.54 mb = 916.51 m = 3006.89 ft Lev Free Conv (LFC): 634.54 mb = 3963.62 m = 13003.86 ft Equ Level (EL): 214.54 mb = 12042.80 m = 39510.02 ft B at Equ Level: 276.04 J/kg Max Parcel Lev (MPL): 144.54 mb = 14529.29 m = 47667.71 ft Wind level data Storm motion: 106 at 11 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 ---------------------------------------------------------- 0 998 104 30 2 -1.0 -1.7 | 297 10 9.3 -4.8 1 975 305 125 7 -5.7 4.0 | 258 5 4.6 1.0 2 942 610 100 15 -14.8 2.6 | 85 4 -4.4 -0.4 3 925 769 100 14 -13.8 2.4 | 80 4 -3.5 -0.6 4 910 914 95 10 -10.0 0.9 | 350 2 0.4 -2.2 5 879 1219 100 10 -9.8 1.7 | 340 1 0.5 -1.3 6 850 1509 75 10 -9.7 -2.6 | 353 6 0.7 -5.6 7 849 1524 75 11 -10.6 -2.8 | 3 6 -0.3 -5.9 8 790 2134 90 14 -14.0 0.0 | 51 5 -3.7 -3.0 9 762 2438 100 13 -12.8 2.3 | 73 3 -2.5 -0.8 10 735 2743 85 14 -13.9 -1.2 | 40 6 -3.6 -4.2 11 700 3162 85 13 -13.0 -1.1 | 32 5 -2.6 -4.2 12 659 3658 85 14 -13.9 -1.2 | 40 6 -3.6 -4.2 13 634 3962 70 12 -11.3 -4.1 | 8 7 -1.0 -7.1 14 611 4267 85 18 -17.9 -1.6 | 59 9 -7.6 -4.6 15 567 4877 55 22 -18.0 -12.6 | 26 17 -7.7 -15.6 16 526 5486 45 15 -10.6 -10.6 | 1 14 -0.3 -13.6 17 500 5900 60 19 -16.5 -9.5 | 26 14 -6.1 -12.5 18 488 6096 60 19 -16.5 -9.5 | 26 14 -6.1 -12.5 19 451 6706 60 17 -14.7 -8.5 | 21 12 -4.4 -11.5 20 433 7010 85 17 -16.9 -1.5 | 56 8 -6.6 -4.5 21 401 7620 65 17 -15.4 -7.2 | 26 11 -5.1 -10.2 22 400 7630 100 19 -18.7 3.3 | 92 8 -8.4 0.3 23 384 7925 85 22 -21.9 -1.9 | 67 13 -11.6 -4.9 24 369 8230 100 23 -22.7 4.0 | 94 12 -12.3 1.0 25 339 8839 100 30 -29.5 5.2 | 96 19 -19.2 2.2 26 313 9449 100 26 -25.6 4.5 | 96 15 -15.3 1.5 27 300 9750 100 25 -24.6 4.3 | 95 14 -14.3 1.3 28 250 11020 90 18 -18.0 0.0 | 68 8 -7.7 -3.0 29 240 11278 90 18 -18.0 0.0 | 68 8 -7.7 -3.0 30 219 11887 135 16 -11.3 11.3 | 173 8 -1.0 8.3 31 210 12192 115 12 -10.9 5.1 | 165 2 -0.6 2.0 32 200 12500 125 12 -9.8 6.9 | 187 4 0.5 3.9 33 182 13106 120 11 -9.5 5.5 | 198 3 0.8 2.5 34 165 13716 215 11 6.3 9.0 | 250 18 16.6 6.0 35 157 14021 225 10 7.1 7.1 | 257 18 17.4 4.0 36 150 14310 270 5 5.0 -0.0 | 281 16 15.3 -3.0 37 121 15545 105 1 -1.0 0.3 | 286 10 9.4 -2.8 38 106 16326 95 30 -29.9 2.6 | 89 20 -19.6 -0.4 39 103 16459 95 30 -29.9 2.6 | 89 20 -19.6 -0.4 40 100 16650 75 36 -34.8 -9.3 | 63 27 -24.4 -12.3 41 98 16764 75 35 -33.8 -9.1 | 63 26 -23.5 -12.1 42 88 17374 110 43 -40.4 14.7 | 111 32 -30.1 11.7 43 83 17678 160 11 -3.8 10.3 | 222 10 6.6 7.3 44 79 17983 185 1 0.1 1.0 | 281 11 10.4 -2.0 45 75 18288 345 13 3.4 -12.6 | 319 21 13.7 -15.6 46 71 18593 260 32 31.5 5.6 | 267 42 41.8 2.5 47 70 18680 265 36 35.9 3.1 | 270 46 46.2 0.1 48 64 19202 270 39 39.0 -0.0 | 274 49 49.3 -3.0 49 61 19507 255 40 38.6 10.4 | 261 50 49.0 7.3 50 55 20117 275 37 36.9 -3.2 | 278 48 47.2 -6.3 51 50 20660 275 37 36.9 -3.2 | 278 48 47.2 -6.3 52 49 20726 260 36 35.5 6.3 | 266 46 45.8 3.2 53 46 21031 275 37 36.9 -3.2 | 278 48 47.2 -6.3 54 43 21336 255 34 32.8 8.8 | 262 44 43.2 5.8 55 38 21946 255 23 22.2 6.0 | 265 33 32.5 2.9 56 32 22860 280 18 17.7 -3.1 | 282 29 28.1 -6.2 Wind Parameters Mean winds (0-6000m): 76.3 at 14.3 knts Storm direction: 106.3 at 10.8 knts Shear (0-3000m) pos: 3.0 neg: 1.4 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 96.5 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -15.2 tot: -4.2 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: -0.27 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -1.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 28.83 Bulk Shear: 9.59 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 ------------------------------------------------------------------------------- 500 108 8 279 2| 14.7 0.0 14.7| 2.4 -9.4 -7.0 -14.0 -0.57| 19.2-11.0 1000 102 10 338 1| 7.4 2.5 9.9| 2.4 -12.0 -9.6 -9.6 -0.62| 12.4 -7.8 1500 97 10 353 2| 4.9 2.2 7.1| 4.8 -12.2 -7.4 -4.9 -0.44| 10.3 -4.6 2000 93 11 11 2| 4.6 1.6 6.2| 9.6 -12.2 -2.7 -1.3 -0.29| 8.7 -2.5 2500 94 11 24 3| 3.6 1.3 4.9| 11.0 -13.2 -2.2 -0.9 -0.25| 7.8 -2.0 3000 92 12 29 3| 3.0 1.4 4.4| 11.0 -15.2 -4.2 -1.4 -0.27| 6.9 -1.9 4000 89 12 29 4| 2.3 1.2 3.5| 16.7 -19.9 -3.2 -0.8 -0.23| 6.1 -1.4 5000 83 14 34 6| 1.8 1.8 3.7| 24.0 -55.1 -31.1 -6.2 -0.26| 6.6 -1.7 6000 76 14 29 7| 1.9 1.5 3.3| 44.8 -70.7 -25.8 -4.3 -0.20| 6.4 -1.3 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250428.00.gif