UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 10 JAN 26 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 127 1 925 806 SFC 852 1500 24.0 16.0 61 8.0 18.4 120 6 311.1 313.6 297.2 352.5 13.55 3 850 1541 23.4 15.4 61 8.0 17.9 95 10 310.7 313.1 296.7 350.6 13.06 4 848 1562 22.4 14.4 61 8.0 17.0 95 10 309.8 312.1 296.0 347.2 12.26 5 790 2173 16.4 12.5 78 3.9 13.8 105 14 309.7 311.9 295.6 345.1 11.61 6 700 3191 8.6 7.9 95 0.7 8.2 100 13 312.0 313.8 294.7 341.6 9.60 7 675 3491 6.4 6.4 100 0.0 6.4 111 17 312.8 314.5 294.4 340.6 8.98 8 671 3540 6.2 6.2 100 0.0 6.2 113 17 313.1 314.8 294.5 340.7 8.90 9 655 3738 6.2 3.6 83 2.6 4.7 121 20 315.3 316.7 294.1 339.1 7.59 10 642 3903 7.0 -9.0 31 16.0 -0.3 127 22 318.0 318.6 291.1 327.9 3.01 11 605 4388 3.0 -1.5 72 4.5 0.6 123 20 318.8 319.9 293.6 337.0 5.67 12 585 4660 2.0 -14.0 29 16.0 -4.4 118 18 320.7 321.2 291.2 328.2 2.21 13 554 5097 -0.9 -9.9 50 9.0 -4.8 103 15 322.3 323.0 292.6 333.2 3.25 14 533 5405 -2.7 -18.7 28 16.0 -8.4 115 12 323.8 324.1 291.6 329.4 1.64 15 523 5556 -3.3 -11.3 54 8.0 -6.7 125 10 324.8 325.4 293.1 335.2 3.08 16 518 5632 -3.9 -9.9 63 6.0 -6.5 130 10 325.0 325.7 293.4 336.6 3.48 17 500 5910 -6.5 -10.6 73 4.1 -8.2 150 7 325.1 325.8 293.4 336.5 3.41 18 482 6195 -8.9 -11.7 80 2.8 -10.1 130 6 325.6 326.2 293.4 336.5 3.24 19 481 6211 -8.9 -12.0 78 3.1 -10.2 129 6 325.8 326.4 293.4 336.5 3.17 20 477 6275 -9.1 -18.1 48 9.0 -12.2 124 6 326.3 326.7 292.5 333.0 1.93 21 474 6324 -9.5 -14.0 70 4.5 -11.2 121 6 326.4 326.9 293.2 335.7 2.73 22 459 6571 -10.5 -13.2 81 2.7 -11.6 106 6 328.2 328.8 293.9 338.4 3.01 23 456 6622 -10.7 -14.6 73 3.9 -12.2 103 6 328.5 329.1 293.8 337.8 2.70 24 453 6673 -10.3 -30.3 18 20.0 -15.3 100 6 329.7 329.8 292.3 332.2 0.68 25 450 6724 -10.3 -38.3 8 28.0 -15.9 97 5 330.3 330.3 292.1 331.5 0.31 26 448 6758 -10.5 -27.5 23 17.0 -15.0 95 5 330.5 330.6 292.7 333.7 0.89 27 437 6948 -11.9 -16.9 66 5.0 -13.7 84 5 331.0 331.5 294.1 339.1 2.33 28 408 7471 -14.5 -22.5 51 8.0 -16.9 46 7 334.2 334.6 294.3 339.8 1.54 29 400 7620 -15.9 -21.9 60 6.0 -17.7 35 8 334.3 334.7 294.4 340.2 1.66 30 394 7734 -16.5 -21.5 65 5.0 -18.0 23 8 335.0 335.3 294.6 341.2 1.74 31 392 7772 -16.5 -27.5 38 11.0 -19.3 19 8 335.5 335.7 294.1 339.2 1.02 32 387 7868 -16.9 -22.9 60 6.0 -18.7 9 8 336.2 336.5 294.8 341.8 1.57 33 375 8104 -17.7 -29.7 34 12.0 -20.5 345 8 338.2 338.3 294.7 341.4 0.87 34 364 8326 -19.5 -43.5 10 24.0 -23.2 330 8 338.7 338.7 294.2 339.5 0.22 35 340 8828 -24.1 -46.1 11 22.0 -26.9 330 7 339.1 339.1 294.3 339.8 0.18 36 314 9403 -27.9 -39.9 31 12.0 -29.6 305 16 341.6 341.7 295.1 343.1 0.38 37 303 9659 -28.7 -61.7 3 33.0 -31.1 293 20 344.0 344.0 295.3 344.1 0.03 38 300 9730 -29.3 -61.3 3 32.0 -31.6 290 21 344.1 344.1 295.3 344.2 0.03 39 295 9850 -30.1 -60.1 4 30.0 -32.3 290 21 344.6 344.6 295.4 344.8 0.04 40 292 9924 -30.7 -44.7 24 14.0 -32.3 290 20 344.8 344.8 295.7 345.8 0.24 41 291 9948 -30.9 -42.9 30 12.0 -32.4 290 20 344.8 344.9 295.7 346.0 0.30 42 285 10096 -32.3 -60.3 4 28.0 -34.1 290 20 344.9 344.9 295.5 345.0 0.04 43 280 10221 -33.3 -44.3 32 11.0 -34.5 290 19 345.2 345.2 295.8 346.3 0.27 44 269 10503 -35.7 -51.7 18 16.0 -37.0 290 18 345.7 345.7 295.8 346.2 0.12 45 250 11010 -40.1 -50.1 34 10.0 -40.8 290 16 346.4 346.5 296.0 347.1 0.16 46 238 11342 -43.3 -53.3 32 10.0 -43.9 288 17 346.5 346.6 296.0 347.0 0.11 47 235 11427 -43.9 -54.9 29 11.0 -44.5 287 17 346.9 346.9 296.0 347.3 0.09 48 211 12141 -47.9 -69.9 6 22.0 -48.4 282 20 351.5 351.5 297.0 351.6 0.01 49 210 12172 -48.3 -70.3 6 22.0 -48.8 282 20 351.3 351.4 297.0 351.4 0.01 50 200 12490 -50.9 -71.9 7 21.0 -51.3 280 21 352.2 352.2 297.1 352.2 0.01 51 164 13752 -61.1 -77.1 10 16.0 -61.3 280 22 355.6 355.6 297.8 355.7 0.01 52 150 14300 -65.5 -77.5 17 12.0 -65.6 280 22 357.2 357.2 298.1 357.3 0.01 53 136 14888 -70.7 -77.7 35 7.0 -70.8 271 20 358.2 358.2 298.4 358.2 0.01 54 113 15969 -77.5 -81.4 53 3.9 -77.5 253 16 365.0 365.0 299.7 365.0 0.00 55 112 16020 -77.9 -82.1 51 4.2 -77.9 252 15 365.2 365.2 299.7 365.2 0.00 56 110 16122 -78.3 -83.0 46 4.7 -78.3 250 15 366.3 366.3 299.9 366.3 0.00 57 107 16281 -76.3 -81.3 45 5.0 -76.3 250 13 373.0 373.0 301.1 373.0 0.01 58 100 16670 -77.5 -83.5 37 6.0 -77.5 250 8 378.0 378.0 301.9 378.0 0.00 59 70 18720 -76.5 -86.5 19 10.0 -76.6 110 25 420.7 420.7 307.8 420.7 0.00 60 63 19323 -77.7 -87.7 18 10.0 -77.7 96 29 430.9 430.9 308.9 431.0 0.00 61 58 19802 -72.3 -86.3 10 14.0 -72.4 85 32 453.5 453.5 311.2 453.5 0.00 62 52 20446 -69.7 -87.7 6 18.0 -69.9 70 36 473.9 473.9 313.0 473.9 0.00 63 50 20680 -69.1 -87.1 6 18.0 -69.3 65 38 480.7 480.7 313.5 480.7 0.00 64 45 21314 -66.7 -87.7 4 21.0 -67.0 70 37 501.2 501.2 315.0 501.2 0.00 65 43 21592 -62.1 -88.1 2 26.0 -62.6 72 36 519.1 519.1 316.2 519.1 0.00 66 32 23426 -60.5 -91.5 1 31.0 -61.3 87 33 569.1 569.1 319.1 569.1 0.00 67 30 23830 -58.9 -89.9 1 31.0 -59.9 90 32 584.1 584.1 319.9 584.1 0.00 68 26 24739 -53.7 -86.7 1 33.0 -55.8 623.2 623.2 321.6 623.3 0.01 69 20 26438 -50.3 -84.3 1 34.0 -53.7 682.2 682.2 323.9 682.3 0.02 TRP 110 16122 -78.3 -83.0 46 4.7 -78.3 250 15 366.3 366.3 299.9 366.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 563.62 mb = 4961.66 m = 16278.21 ft Wetbulb zero: 642.71 mb = 3893.45 m = 12773.63 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 66.33 % Est. max temperature: 24.84 C = 76.71 F Sfc-Lift cond lev (LCL): 757.63 mb = 2524.98 m = 8283.94 ft T: 13.70 C 700-500 lapse rate: 5.55 C/km ThetaE index: 11.94 C Layer 850.0- 671.0 mb Conv cond level (CCL): 731.29 mb = 2822.86 m = 9261.23 ft Mean mixing ratio: 11.68 g/kg Conv temperature: 24.13 C = 75.43 F Cap Strength: 1.06 C Lifted Index: -1.95 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.50 C Lifted Index @700 mb: -0.74 C Showalter Index: -3.77 C Risk: Severe thunderstorms possible Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.90 C Cross Totals Index: 21.90 C K Index: 44.60 Risk: > 80 % chance of thunderstorms Sweat Index: 267.80 Risk: None Energy Index: -2.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 173.54 J/kg Max Up Vert Vel: 18.63 m/s Conv Inhibition (B-): 10.46 J/kg Cap Strength: 1.05 C Lift Cond Lev (LCL): 743.98 mb = 2678.03 m = 8786.10 ft Lev Free Conv (LFC): 718.98 mb = 2965.80 m = 9730.20 ft Equ Level (EL): 648.98 mb = 3813.74 m = 12512.10 ft B at Equ Level: 27.75 J/kg Max Parcel Lev (MPL): 218.98 mb = 11894.76 m = 39024.32 ft Wind level data Storm motion: 141 at 9 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 ---------------------------------------------------------- 0 852 1500 120 6 -5.2 3.0 | 350 4 0.8 -4.4 1 850 1541 95 10 -10.0 0.9 | 32 8 -4.0 -6.5 2 793 2134 105 14 -13.5 3.6 | 64 8 -7.6 -3.7 3 765 2438 100 16 -15.8 2.8 | 65 11 -9.8 -4.6 4 700 3191 100 13 -12.8 2.3 | 53 9 -6.8 -5.1 5 636 3962 130 23 -17.6 14.8 | 122 14 -11.7 7.4 6 590 4572 120 18 -15.6 9.0 | 100 10 -9.6 1.6 7 547 5182 100 14 -13.8 2.4 | 58 9 -7.8 -4.9 8 500 5910 150 7 -3.5 6.1 | 298 3 2.5 -1.3 9 469 6401 115 6 -5.4 2.5 | 354 5 0.5 -4.8 10 433 7010 80 5 -4.9 -0.9 | 353 8 1.0 -8.2 11 400 7620 35 8 -4.6 -6.6 | 354 14 1.4 -13.9 12 368 8230 330 8 4.0 -6.9 | 325 17 10.0 -14.3 13 339 8839 330 7 3.5 -6.1 | 325 16 9.5 -13.4 14 300 9730 290 21 19.7 -7.2 | 300 30 25.7 -14.5 15 250 11010 290 16 15.0 -5.5 | 301 25 21.0 -12.8 16 200 12490 280 21 20.7 -3.6 | 292 29 26.6 -11.0 17 150 14300 280 22 21.7 -3.8 | 292 30 27.6 -11.2 18 110 16122 250 15 14.1 5.1 | 276 20 20.0 -2.2 19 100 16670 250 8 7.5 2.7 | 289 14 13.5 -4.6 20 70 18720 110 25 -23.5 8.6 | 94 18 -17.5 1.2 21 50 20680 65 38 -34.4 -16.1 | 51 37 -28.5 -23.4 22 30 23830 90 32 -32.0 0.0 | 74 27 -26.0 -7.4 Wind Parameters Mean winds (0-6000m): 111.0 at 12.6 knts Storm direction: 141.0 at 9.5 knts Shear (0-3000m) pos: 2.2 neg: 1.5 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 49.5 neg: -16.4 tot: 33.0 m^2/s^2 ave: 11.0 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 179.90 Bulk Shear: 0.96 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 ------------------------------------------------------------------------------- 500 100 11 44 8| 0.0 7.8 7.8| 12.5 0.0 12.5 25.1 0.88| 9.0 7.9 1000 101 13 55 8| 0.0 5.3 5.3| 15.3 -0.4 14.9 14.9 0.73| 6.2 4.5 1500 101 14 57 9| 0.0 2.9 2.9| 15.3 -3.7 11.6 7.7 0.54| 4.8 2.6 2000 102 14 59 9| 1.2 2.2 3.3| 26.8 -4.6 22.2 11.1 0.61| 5.0 3.1 2500 108 15 73 9| 2.6 1.7 4.3| 49.5 -4.6 44.9 18.0 0.69| 5.7 4.0 3000 112 16 82 9| 2.2 1.5 3.6| 49.5 -16.4 33.0 11.0 0.47| 5.6 2.7 4000 112 16 81 9| 1.8 1.6 3.3| 50.9 -34.5 16.4 4.1 0.20| 5.9 1.2 5000 114 14 76 7| 1.5 1.6 3.2| 53.5 -35.7 17.9 3.6 0.16| 5.8 0.9 6000 111 13 64 6| 1.3 1.9 3.2| 55.3 -37.2 18.2 3.0 0.14| 5.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260110.12.gif