UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:0000Z 27 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 74 220 1 SFC 997 101 27.0 26.0 94 1.0 26.3 220 1 300.4 304.4 299.5 364.3 21.68 2 990 163 28.6 23.6 74 5.0 24.9 206 2 302.6 306.1 298.4 358.5 18.84 3 925 765 24.6 20.3 77 4.3 21.5 95 6 304.5 307.5 297.4 353.4 16.42 4 888 1123 21.8 19.4 86 2.4 20.1 77 6 305.1 308.1 297.4 353.5 16.17 5 850 1504 20.2 15.2 73 5.0 16.8 35 9 307.3 309.7 295.8 346.2 12.89 6 813 1888 19.0 11.0 60 8.0 13.8 71 10 310.0 311.9 294.6 341.1 10.19 7 726 2850 11.6 10.0 90 1.6 10.6 72 17 312.1 314.1 295.5 345.0 10.69 8 709 3048 10.6 10.4 99 0.2 10.4 80 19 313.1 315.2 296.1 347.8 11.25 9 700 3155 10.4 7.2 81 3.2 8.4 70 19 314.0 315.8 294.9 342.4 9.15 10 675 3458 10.0 5.0 71 5.0 7.0 65 19 316.8 318.4 294.9 342.5 8.13 11 644 3849 8.4 3.4 71 5.0 5.5 71 18 319.3 320.8 295.2 343.6 7.61 12 559 5002 -0.3 -0.5 99 0.2 -0.4 77 13 322.2 323.5 295.2 343.6 6.62 13 527 5473 -2.5 -2.5 100 0.0 -2.5 85 21 325.1 326.3 295.5 344.9 6.05 14 500 5890 -4.3 -5.4 92 1.1 -4.8 90 22 327.8 328.8 295.5 344.9 5.12 15 400 7620 -13.7 -15.2 88 1.5 -14.3 65 15 337.2 337.8 296.1 347.5 2.94 16 399 7639 -13.9 -15.4 88 1.5 -14.5 64 15 337.2 337.8 296.0 347.4 2.89 17 300 9750 -28.1 -30.8 78 2.7 -28.6 75 25 345.8 346.0 296.5 349.5 0.98 18 263 10679 -34.7 -38.0 72 3.3 -35.1 100 21 349.4 349.5 297.0 351.6 0.55 19 250 11030 -37.7 -40.8 73 3.1 -38.1 110 14 350.0 350.1 297.0 351.8 0.43 20 218 11961 -45.9 -49.9 64 4.0 -46.2 104 12 351.3 351.4 297.1 352.1 0.18 21 202 12465 -50.5 -54.1 66 3.6 -50.7 108 19 351.8 351.8 297.1 352.3 0.12 22 200 12530 -51.1 -54.5 67 3.4 -51.2 110 21 351.8 351.9 297.1 352.3 0.12 23 196 12661 -52.3 -60.3 38 8.0 -52.5 111 21 352.0 352.0 297.1 352.2 0.06 24 150 14330 -67.5 -71.0 61 3.5 -67.5 155 21 353.8 353.8 297.5 353.9 0.02 25 100 16650 -86.7 -89.8 57 3.1 -86.7 105 21 360.2 360.2 298.7 360.2 0.00 26 70 18690 -76.9 -88.9 13 12.0 -76.9 280 26 419.9 419.9 307.7 419.9 0.00 27 50 20660 -68.7 -90.7 3 22.0 -68.9 280 27 481.6 481.6 313.6 481.6 0.00 TRP 100 16650 -86.7 -89.8 57 3.1 -86.7 105 21 360.2 360.2 298.7 360.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5816.00 m Freezing level: 561.93 mb = 4962.42 m = 16280.71 ft Wetbulb zero: 564.66 mb = 4920.05 m = 16141.69 ft Precipitable water: 2.41 inches Sfc-500 mean rel hum: 81.60 % Est. max temperature: 34.10 C = 93.39 F Sfc-Lift cond lev (LCL): 983.16 mb = 224.79 m = 737.48 ft T: 28.19 C 700-500 lapse rate: 5.37 C/km ThetaE index: 12.39 C Layer 850.0- 726.0 mb Conv cond level (CCL): 826.30 mb = 1748.04 m = 5734.96 ft Mean mixing ratio: 17.43 g/kg Conv temperature: 35.58 C = 96.04 F Cap Strength: 1.52 C Lifted Index: -3.27 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.69 C Lifted Index @700 mb: -1.69 C Showalter Index: 0.07 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.50 C K Index: 36.50 Risk: > 80 % chance of thunderstorms Sweat Index: 222.40 Risk: None Energy Index: -0.30 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1088.74 J/kg Max Up Vert Vel: 46.66 m/s Conv Inhibition (B-): 55.28 J/kg Cap Strength: 1.47 C Lift Cond Lev (LCL): 890.32 mb = 1100.35 m = 3610.04 ft Lev Free Conv (LFC): 765.32 mb = 2401.69 m = 7879.47 ft Equ Level (EL): 135.32 mb = 14919.46 m = 48947.75 ft B at Equ Level: 1087.71 J/kg Max Parcel Lev (MPL): 75.32 mb = 18271.31 m = 59944.50 ft Wind level data Storm motion: 104 at 10 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 ---------------------------------------------------------- 0 997 101 220 1 0.6 0.8 | 279 11 10.4 -1.7 1 974 305 175 3 -0.3 3.0 | 267 10 9.5 0.5 2 941 610 120 5 -4.3 2.5 | 270 5 5.4 0.0 3 925 765 95 6 -6.0 0.5 | 297 4 3.8 -2.0 4 909 914 100 4 -3.9 0.7 | 287 6 5.8 -1.8 5 850 1504 35 9 -5.2 -7.4 | 335 11 4.6 -9.9 6 818 1829 75 10 -9.7 -2.6 | 359 5 0.1 -5.1 7 789 2134 55 10 -8.2 -5.7 | 349 8 1.6 -8.2 8 762 2438 55 13 -10.6 -7.5 | 5 10 -0.9 -9.9 9 709 3048 80 19 -18.7 -3.3 | 57 11 -8.9 -5.8 10 700 3155 70 19 -17.9 -6.5 | 42 12 -8.1 -9.0 11 683 3353 60 18 -15.6 -9.0 | 27 13 -5.8 -11.5 12 658 3658 75 20 -19.3 -5.2 | 51 12 -9.5 -7.7 13 610 4267 60 13 -11.3 -6.5 | 9 9 -1.5 -9.0 14 566 4877 75 11 -10.6 -2.8 | 9 5 -0.9 -5.3 15 506 5791 90 27 -27.0 0.0 | 82 17 -17.2 -2.5 16 500 5890 90 22 -22.0 0.0 | 78 12 -12.2 -2.5 17 487 6096 90 21 -21.0 0.0 | 78 12 -11.2 -2.5 18 450 6706 75 15 -14.5 -3.9 | 37 8 -4.7 -6.4 19 433 7010 60 10 -8.7 -5.0 | 352 8 1.1 -7.5 20 416 7315 80 14 -13.8 -2.4 | 39 6 -4.0 -4.9 21 400 7620 65 15 -13.6 -6.3 | 23 10 -3.8 -8.8 22 384 7925 55 16 -13.1 -9.2 | 16 12 -3.3 -11.7 23 368 8230 55 16 -13.1 -9.2 | 16 12 -3.3 -11.7 24 312 9449 60 22 -19.1 -11.0 | 35 16 -9.3 -13.5 25 300 9750 75 25 -24.1 -6.5 | 58 17 -14.4 -9.0 26 275 10363 85 26 -25.9 -2.3 | 74 17 -16.1 -4.8 27 252 10973 115 17 -15.4 7.2 | 130 7 -5.6 4.7 28 250 11030 110 14 -13.2 4.8 | 124 4 -3.4 2.3 29 230 11582 110 10 -9.4 3.4 | 202 1 0.4 0.9 30 210 12192 100 13 -12.8 2.3 | 86 3 -3.0 -0.2 31 200 12530 110 21 -19.7 7.2 | 115 11 -10.0 4.7 32 182 13106 115 22 -19.9 9.3 | 124 12 -10.2 6.8 33 158 14021 130 15 -11.5 9.6 | 166 7 -1.7 7.2 34 150 14326 150 17 -8.5 14.7 | 186 12 1.3 12.2 35 150 14330 155 21 -8.9 19.0 | 183 17 0.9 16.5 36 135 14935 165 16 -4.1 15.5 | 203 14 5.6 13.0 37 128 15240 130 11 -8.4 7.1 | 196 5 1.3 4.6 38 121 15545 155 10 -4.2 9.1 | 220 9 5.5 6.6 39 115 15850 120 10 -8.7 5.0 | 204 3 1.1 2.5 40 109 16154 100 13 -12.8 2.3 | 86 3 -3.0 -0.2 41 100 16650 105 21 -20.3 5.4 | 106 11 -10.5 2.9 42 98 16764 105 21 -20.3 5.4 | 106 11 -10.5 2.9 43 93 17069 90 16 -16.0 0.0 | 68 7 -6.2 -2.5 44 88 17374 120 11 -9.5 5.5 | 185 3 0.2 3.0 45 84 17678 135 4 -2.8 2.8 | 267 7 6.9 0.3 46 75 18288 155 18 -7.6 16.3 | 189 14 2.2 13.8 47 71 18593 265 12 12.0 1.0 | 274 22 21.7 -1.4 48 70 18690 280 26 25.6 -4.5 | 281 36 35.4 -7.0 49 68 18898 285 25 24.1 -6.5 | 285 35 33.9 -9.0 50 61 19507 260 51 50.2 8.9 | 264 60 60.0 6.4 51 55 20117 250 41 38.5 14.0 | 257 50 48.3 11.5 52 50 20660 280 27 26.6 -4.7 | 281 37 36.4 -7.2 53 49 20726 275 27 26.9 -2.4 | 278 37 36.7 -4.8 54 41 21641 270 30 30.0 -0.0 | 274 40 39.8 -2.5 Wind Parameters Mean winds (0-6000m): 74.3 at 13.4 knts Storm direction: 104.3 at 10.1 knts Shear (0-3000m) pos: 2.0 neg: 1.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 129.9 deg Storm rel helicity (0-3000m) pos: 46.7 neg: -11.3 tot: 35.4 m^2/s^2 ave: 11.8 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.9 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 47.37 Bulk Shear: 22.98 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 3 268 8| 0.0 5.3 5.3| 1.0 -7.2 -6.2 -12.4 -0.32| 6.9 -2.2 1000 116 4 276 6| 0.0 3.3 3.3| 6.8 -7.9 -1.2 -1.2 0.12| 6.6 0.8 1500 78 5 308 6| 0.0 3.5 3.5| 15.0 -7.9 7.0 4.7 0.26| 7.3 1.9 2000 72 6 321 6| 0.5 2.6 3.1| 18.8 -9.4 9.5 4.7 0.24| 7.2 1.7 2500 66 8 333 6| 1.3 2.1 3.4| 30.4 -9.4 21.0 8.4 0.34| 6.8 2.3 3000 69 9 349 6| 2.0 1.8 3.8| 46.7 -11.3 35.4 11.8 0.42| 6.9 2.9 4000 69 12 9 7| 1.5 1.2 2.7| 59.8 -38.1 21.7 5.4 0.22| 7.0 1.5 5000 69 12 10 7| 1.4 0.9 2.3| 65.7 -43.3 22.5 4.5 0.21| 6.5 1.4 6000 74 13 27 7| 1.8 0.8 2.6| 89.4 -47.1 42.4 7.1 0.25| 7.0 1.7 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250427.00.gif