UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011112.upa.cvt Date: 1200Z 11 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:1200Z 11 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 95 1 925 780 SFC 850 1500 27.0 16.0 51 11.0 19.2 90 7 314.4 317.0 298.0 356.6 13.58 3 847 1532 25.4 15.4 54 10.0 18.4 92 7 313.1 315.6 297.4 353.5 13.10 4 846 1542 25.4 15.4 54 10.0 18.4 92 7 313.2 315.7 297.4 353.7 13.12 5 845 1553 23.6 14.6 57 9.0 17.4 93 7 311.4 313.8 296.5 349.6 12.46 6 837 1637 22.4 13.4 57 9.0 16.3 97 7 311.0 313.2 295.8 346.6 11.62 7 741 2696 12.6 11.6 94 1.0 12.0 120 7 311.3 313.5 296.0 347.1 11.67 8 708 3084 11.0 11.0 100 0.0 11.0 128 6 313.6 315.9 296.6 349.9 11.73 9 704 3132 8.6 8.6 100 0.0 8.6 129 6 311.5 313.4 294.8 342.3 10.02 10 701 3168 10.2 10.2 100 0.0 10.2 130 6 313.7 315.8 296.3 348.4 11.23 11 700 3180 8.4 8.4 100 0.0 8.4 130 6 311.8 313.7 294.9 342.4 9.94 12 699 3192 8.2 8.2 100 0.0 8.2 130 6 311.7 313.6 294.8 341.9 9.82 13 695 3239 8.0 8.0 100 0.0 8.0 130 7 312.0 313.8 294.8 342.0 9.74 14 533 5394 -2.9 -9.9 58 7.0 -6.0 102 10 323.5 324.2 293.0 334.8 3.38 15 530 5439 -2.9 -11.9 50 9.0 -6.7 106 9 324.1 324.6 292.7 333.8 2.90 16 525 5514 -3.3 -8.3 68 5.0 -5.6 112 8 324.5 325.2 293.7 337.4 3.90 17 500 5900 -5.3 -17.3 38 12.0 -9.6 145 4 326.6 327.0 292.6 333.4 1.97 18 493 6011 -5.1 -24.1 21 19.0 -10.9 155 5 328.1 328.4 292.3 332.1 1.10 19 490 6059 -5.1 -22.1 25 17.0 -10.6 159 5 328.7 329.0 292.6 333.4 1.33 20 421 7232 -13.3 -21.3 51 8.0 -15.8 174 11 332.8 333.1 294.0 338.7 1.66 21 417 7304 -12.9 -27.9 27 15.0 -16.9 175 12 334.2 334.4 293.7 337.6 0.92 22 400 7620 -15.5 -24.5 46 9.0 -18.0 180 17 334.8 335.1 294.2 339.6 1.31 23 355 8507 -22.1 -30.1 48 8.0 -23.8 226 10 337.6 337.8 294.6 340.9 0.88 24 342 8779 -23.5 -33.5 39 10.0 -25.4 264 9 339.3 339.4 294.7 341.8 0.66 25 317 9328 -28.1 -41.1 28 13.0 -29.9 264 20 340.4 340.4 294.7 341.7 0.33 26 300 9720 -31.3 -40.3 41 9.0 -32.4 255 29 341.3 341.3 295.0 342.8 0.38 27 279 10230 -35.9 -41.9 54 6.0 -36.5 261 29 341.8 341.9 295.1 343.2 0.35 28 277 10280 -36.5 -44.5 43 8.0 -37.2 262 29 341.6 341.7 295.0 342.7 0.26 29 274 10356 -36.3 -72.3 1 36.0 -37.7 262 29 343.0 343.0 295.0 343.0 0.01 30 260 10720 -36.7 -69.7 2 33.0 -38.1 267 29 347.6 347.6 296.1 347.6 0.01 31 250 10990 -39.3 -69.3 3 30.0 -40.5 270 29 347.6 347.6 296.1 347.7 0.01 32 200 12480 -51.7 -71.7 7 20.0 -52.1 270 28 350.9 350.9 296.8 351.0 0.01 33 198 12545 -52.3 -72.3 7 20.0 -52.7 269 28 351.0 351.0 296.8 351.0 0.01 34 187 12913 -53.9 -72.9 8 19.0 -54.2 266 31 354.2 354.2 297.5 354.2 0.01 35 152 14209 -64.7 -77.7 15 13.0 -64.8 256 39 357.3 357.3 298.2 357.3 0.01 36 150 14290 -65.3 -77.3 17 12.0 -65.4 255 40 357.6 357.6 298.2 357.6 0.01 37 128 15239 -71.9 -79.9 29 8.0 -71.9 235 31 362.3 362.3 299.1 362.3 0.01 38 122 15521 -72.5 -81.5 24 9.0 -72.5 229 28 366.2 366.2 299.9 366.2 0.00 39 106 16336 -77.5 -84.5 32 7.0 -77.5 211 21 371.7 371.7 300.9 371.8 0.00 40 105 16390 -77.9 -84.9 31 7.0 -77.9 210 20 372.0 372.0 300.9 372.0 0.00 41 103 16500 -77.9 -84.9 31 7.0 -77.9 196 17 374.0 374.0 301.2 374.1 0.00 42 100 16670 -75.7 -83.7 27 8.0 -75.7 175 12 381.5 381.5 302.5 381.5 0.00 43 81 17877 -79.5 -88.5 21 9.0 -79.5 122 20 397.4 397.4 304.9 397.4 0.00 44 72 18548 -77.9 -87.9 18 10.0 -77.9 92 25 414.4 414.4 307.0 414.4 0.00 45 70 18710 -76.9 -86.9 19 10.0 -76.9 85 26 419.9 419.9 307.7 419.9 0.00 46 51 20580 -67.9 -86.9 5 19.0 -68.1 66 23 480.7 480.7 313.5 480.8 0.00 47 50 20700 -67.5 -88.5 4 21.0 -67.7 65 23 484.4 484.4 313.8 484.4 0.00 48 35 22864 -63.7 -92.7 1 29.0 -64.2 89 33 546.4 546.4 317.9 546.4 0.00 49 30 23820 -58.5 -89.5 1 31.0 -59.6 100 37 585.2 585.2 319.9 585.2 0.00 50 24 25248 -51.9 -84.9 1 33.0 -54.5 89 34 642.9 642.9 322.4 643.0 0.01 51 20 26430 -52.3 -85.3 1 33.0 -55.1 80 32 676.1 676.1 323.6 676.2 0.01 52 19 26762 -52.5 -85.5 1 33.0 -55.4 685.5 685.5 324.0 685.6 0.01 TRP 105 16390 -77.9 -84.9 31 7.0 -77.9 210 20 372.0 372.0 300.9 372.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 576.10 mb = 4820.64 m = 15815.55 ft Wetbulb zero: 602.20 mb = 4402.90 m = 14445.05 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 76.84 % Est. max temperature: 24.48 C = 76.06 F Sfc-Lift cond lev (LCL): 723.86 mb = 2895.43 m = 9499.32 ft T: 11.78 C 700-500 lapse rate: 5.04 C/km ThetaE index: 7.64 C Layer 704.0- 701.0 mb Conv cond level (CCL): 708.52 mb = 3077.86 m = 10097.84 ft Mean mixing ratio: 11.75 g/kg Conv temperature: 26.22 C = 79.19 F Cap Strength: 0.73 C Lifted Index: -1.34 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.44 C Lifted Index @700 mb: -1.40 C Showalter Index: -4.56 C Risk: Severe thunderstorms possible Total Totals Index: 53.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.30 C Cross Totals Index: 21.30 C K Index: 48.30 Risk: > 80 % chance of thunderstorms Sweat Index: 302.00 Risk: Showers and thunderstorms possible Energy Index: -4.45 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 370.92 J/kg Max Up Vert Vel: 27.24 m/s Conv Inhibition (B-): 10.92 J/kg Cap Strength: 3.04 C Lift Cond Lev (LCL): 732.02 mb = 2800.03 m = 9186.33 ft Lev Free Conv (LFC): 697.02 mb = 3215.33 m = 10548.87 ft Equ Level (EL): 267.02 mb = 10534.56 m = 34561.78 ft B at Equ Level: 368.23 J/kg Max Parcel Lev (MPL): 167.02 mb = 13619.73 m = 44683.62 ft Wind level data Storm motion: 160 at 7 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 ---------------------------------------------------------- 0 850 1500 90 7 -7.0 0.0 | 34 8 -4.5 -6.7 1 790 2134 125 9 -7.4 5.2 | 72 5 -4.9 -1.5 2 763 2438 115 7 -6.3 3.0 | 46 5 -3.9 -3.7 3 700 3180 130 6 -4.6 3.9 | 37 4 -2.1 -2.8 4 635 3962 125 13 -10.6 7.5 | 95 8 -8.2 0.7 5 589 4572 120 17 -14.7 8.5 | 98 12 -12.2 1.8 6 546 5182 85 12 -12.0 -1.0 | 51 12 -9.5 -7.8 7 500 5900 145 4 -2.3 3.3 | 357 3 0.2 -3.4 8 469 6401 190 8 1.4 7.9 | 253 4 3.9 1.2 9 433 7010 170 8 -1.4 7.9 | 223 2 1.1 1.2 10 400 7620 180 17 0.0 17.0 | 194 11 2.5 10.3 11 368 8230 190 10 1.7 9.8 | 233 5 4.2 3.1 12 338 8839 275 9 9.0 -0.8 | 303 14 11.4 -7.5 13 300 9720 255 29 28.0 7.5 | 268 31 30.5 0.8 14 250 10990 270 29 29.0 -0.0 | 282 32 31.5 -6.7 15 200 12480 270 28 28.0 -0.0 | 282 31 30.5 -6.7 16 150 14290 255 40 38.6 10.4 | 265 41 41.1 3.6 17 105 16390 210 20 10.0 17.3 | 230 16 12.5 10.6 18 100 16670 175 12 -1.0 12.0 | 195 5 1.4 5.2 19 70 18710 85 26 -25.9 -2.3 | 69 25 -23.4 -9.0 20 50 20700 65 23 -20.8 -9.7 | 48 25 -18.4 -16.4 21 30 23820 100 37 -36.4 6.4 | 90 34 -34.0 -0.3 22 20 26430 80 32 -31.5 -5.6 | 67 32 -29.0 -12.3 Wind Parameters Mean winds (0-6000m): 129.7 at 9.5 knts Storm direction: 159.7 at 7.2 knts Shear (0-3000m) pos: 1.1 neg: 1.1 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 64.3 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -3.6 tot: 11.0 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 1.1 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 179.38 Bulk Shear: 2.07 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 ------------------------------------------------------------------------------- 500 106 8 48 7| 4.1 0.0 4.1| 6.2 0.0 6.2 12.4 0.83| 4.2 3.5 1000 114 8 54 6| 2.1 0.9 2.9| 7.3 -3.0 4.3 4.3 0.27| 3.7 1.0 1500 116 7 51 5| 1.6 0.6 2.2| 7.3 -3.5 3.8 2.5 0.18| 2.9 0.5 2000 119 7 51 5| 1.7 0.4 2.1| 9.9 -3.6 6.2 3.1 0.33| 3.0 1.0 2500 121 8 61 5| 1.3 0.6 1.9| 13.5 -3.6 9.9 4.0 0.38| 3.3 1.3 3000 121 9 71 6| 1.1 1.1 2.2| 14.7 -3.6 11.0 3.7 0.33| 3.4 1.1 4000 116 10 72 7| 1.2 0.9 2.1| 17.2 -35.9 -18.7 -4.7 -0.07| 4.5 -0.3 5000 120 9 71 6| 1.9 0.7 2.6| 17.2 -41.8 -24.7 -4.9 -0.21| 4.9 -1.1 6000 130 10 83 5| 2.1 0.8 2.9| 17.2 -43.8 -26.7 -4.4 -0.22| 4.9 -1.1 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260111.12.gif