UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110823.upa.cvt Date: 2300Z 8 NOV 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 8 NOV 25 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 195 1 925 849 SFC 854 1500 13.4 13.4 100 0.0 13.4 70 4 299.8 301.9 292.6 333.1 11.39 3 850 1559 14.8 11.3 80 3.5 12.6 10 8 301.6 303.5 292.0 331.0 9.94 4 848 1579 14.8 11.2 79 3.6 12.6 10 8 301.9 303.7 292.0 331.1 9.90 5 844 1619 14.8 11.1 78 3.7 12.5 9 9 302.3 304.1 292.2 331.5 9.88 6 811 1956 13.4 9.8 79 3.6 11.2 7 11 304.2 306.0 292.4 332.4 9.42 7 710 3063 6.4 3.9 84 2.5 5.0 83 14 308.3 309.7 291.7 330.2 7.15 8 700 3180 6.2 1.3 71 4.9 3.5 95 14 309.4 310.5 291.1 327.9 6.01 9 671 3525 3.8 -0.8 72 4.6 1.4 132 9 310.4 311.4 290.9 327.2 5.38 10 666 3586 4.4 -7.6 41 12.0 -1.0 138 8 311.8 312.4 289.4 322.1 3.24 11 659 3672 3.6 -0.8 73 4.4 1.3 147 7 311.8 312.8 291.4 329.0 5.48 12 618 4190 0.2 -4.6 70 4.8 -2.1 140 3 313.7 314.5 291.0 327.7 4.40 13 589 4574 -0.9 -19.9 22 19.0 -7.2 68 6 316.7 317.0 289.1 321.3 1.34 14 578 4724 -2.3 -8.3 63 6.0 -5.0 56 7 316.8 317.5 291.2 328.3 3.54 15 550 5117 -5.1 -8.9 75 3.8 -6.7 30 9 318.0 318.7 291.6 329.6 3.55 16 506 5768 -8.5 -19.5 41 11.0 -12.1 282 6 321.6 321.9 290.9 327.1 1.61 17 504 5798 -8.7 -19.7 41 11.0 -12.2 276 5 321.7 322.0 290.9 327.1 1.59 18 500 5860 -9.3 -19.3 44 10.0 -12.5 265 5 321.7 322.0 291.0 327.4 1.66 19 451 6650 -16.1 -22.1 60 6.0 -17.8 266 10 322.8 323.1 291.1 327.8 1.44 20 443 6785 -17.3 -25.3 50 8.0 -19.3 264 12 322.9 323.2 290.8 326.8 1.10 21 438 6871 -16.1 -40.1 11 24.0 -20.1 262 13 325.5 325.6 290.7 326.5 0.27 22 437 6888 -16.3 -39.3 12 23.0 -20.1 262 13 325.5 325.5 290.7 326.6 0.29 23 400 7550 -21.1 -47.1 8 26.0 -24.3 235 21 327.6 327.6 291.2 328.1 0.14 24 368 8160 -24.7 -59.7 2 35.0 -27.5 231 19 330.7 330.7 291.9 330.8 0.03 25 357 8380 -26.3 -43.3 19 17.0 -28.4 231 22 331.4 331.5 292.3 332.3 0.23 26 355 8420 -26.3 -49.3 10 23.0 -28.6 231 23 331.9 332.0 292.4 332.4 0.12 27 352 8482 -26.7 -36.7 38 10.0 -28.2 232 24 332.2 332.3 292.8 334.0 0.47 28 348 8564 -26.3 -67.3 1 41.0 -28.9 233 26 333.8 333.8 292.7 333.9 0.01 29 328 8989 -28.9 -44.9 20 16.0 -30.7 233 33 336.0 336.0 293.5 336.8 0.21 30 300 9620 -33.9 -49.9 18 16.0 -35.2 225 40 337.6 337.6 293.9 338.1 0.13 31 264 10502 -40.9 -48.9 42 8.0 -41.5 236 61 339.9 340.0 294.4 340.6 0.17 32 250 10870 -43.5 -53.5 32 10.0 -44.0 240 70 341.4 341.4 294.7 341.8 0.10 33 234 11311 -47.5 -57.5 31 10.0 -47.9 245 73 341.9 341.9 294.8 342.2 0.07 34 213 11925 -53.1 -63.1 29 10.0 -53.3 245 69 342.5 342.5 295.0 342.6 0.04 35 200 12330 -54.7 -63.7 32 9.0 -54.9 245 66 346.1 346.2 295.8 346.3 0.04 36 193 12558 -55.5 -64.5 32 9.0 -55.7 246 65 348.4 348.4 296.3 348.6 0.03 37 181 12964 -58.9 -70.9 20 12.0 -59.0 248 63 349.3 349.3 296.5 349.4 0.01 38 152 14040 -66.7 -75.7 27 9.0 -66.8 255 57 353.8 353.8 297.5 353.9 0.01 39 150 14120 -66.3 -75.3 27 9.0 -66.4 255 57 355.9 355.9 297.9 355.9 0.01 40 148 14201 -66.1 -74.1 32 8.0 -66.2 254 56 357.6 357.6 298.2 357.6 0.01 41 138 14625 -65.9 -79.9 12 14.0 -66.0 246 51 365.2 365.2 299.7 365.2 0.00 42 134 14803 -65.7 -79.7 13 14.0 -65.8 243 49 368.6 368.6 300.3 368.6 0.01 43 117 15617 -69.9 -81.9 16 12.0 -69.9 229 39 375.4 375.4 301.5 375.4 0.00 44 112 15876 -70.7 -82.7 15 12.0 -70.8 225 36 378.7 378.7 302.1 378.7 0.00 45 109 16038 -68.9 -80.9 16 12.0 -69.0 223 36 385.0 385.0 303.1 385.0 0.01 46 100 16550 -70.9 -82.9 15 12.0 -70.9 215 34 390.7 390.7 303.9 390.8 0.00 47 94 16916 -69.1 -83.1 11 14.0 -69.2 225 29 401.3 401.3 305.4 401.3 0.00 48 70 18660 -71.7 -85.7 11 14.0 -71.8 275 4 431.0 431.0 308.9 431.0 0.00 49 67 18919 -71.9 -85.9 11 14.0 -72.0 253 5 436.0 436.0 309.4 436.0 0.00 50 54 20217 -64.1 -84.1 5 20.0 -64.4 144 9 481.7 481.7 313.6 481.7 0.01 51 50 20690 -63.5 -84.5 4 21.0 -63.8 105 10 493.8 493.8 314.5 493.9 0.01 52 30 23870 -57.7 -85.7 2 28.0 -58.9 115 23 587.3 587.3 320.0 587.4 0.01 53 26 24775 -56.9 -86.9 1 30.0 -58.3 614.1 614.2 321.2 614.2 0.01 TRP 112 15876 -70.7 -82.7 15 12.0 -70.8 225 36 378.7 378.7 302.1 378.7 0.00 WND 234 11311 -47.5 -57.5 31 10.0 -47.9 245 73 341.9 341.9 294.8 342.2 0.07 Sounding variables and indices 1000-500 mb thick: 5665.00 m Freezing level: 612.73 mb = 4259.66 m = 13975.11 ft Wetbulb zero: 668.03 mb = 3561.12 m = 11683.32 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 68.06 % Est. max temperature: 22.15 C = 71.87 F Sfc-Lift cond lev (LCL): 854.00 mb = 1500.00 m = 4921.20 ft T: 13.40 C 700-500 lapse rate: 5.78 C/km ThetaE index: 10.31 C Layer 710.0- 659.0 mb Conv cond level (CCL): 730.32 mb = 2828.53 m = 9279.83 ft Mean mixing ratio: 9.19 g/kg Conv temperature: 20.74 C = 69.34 F Cap Strength: 1.67 C Lifted Index: 1.05 C Risk: Showers probable Lifted Index @300 mb: 5.22 C Lifted Index @700 mb: 1.26 C Showalter Index: 1.46 C Risk: Showers probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.60 C K Index: 30.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 156.60 Risk: None Energy Index: -0.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.20 J/kg Max Up Vert Vel: 7.51 m/s Conv Inhibition (B-): 152.81 J/kg Cap Strength: 1.67 C Lift Cond Lev (LCL): 763.21 mb = 2461.80 m = 8076.66 ft Lev Free Conv (LFC): 458.21 mb = 6528.75 m = 21419.52 ft Equ Level (EL): 438.21 mb = 6867.25 m = 22530.08 ft B at Equ Level: 27.17 J/kg Max Parcel Lev (MPL): 398.21 mb = 7582.87 m = 24877.88 ft Wind level data Storm motion: 24 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 ---------------------------------------------------------- 0 854 1500 70 4 -3.8 -1.4 | 170 5 -0.9 5.0 1 850 1559 10 8 -1.4 -7.9 | 315 2 1.5 -1.5 2 793 2134 5 13 -1.1 -13.0 | 345 7 1.7 -6.6 3 765 2438 20 11 -3.8 -10.3 | 13 4 -0.9 -3.9 4 700 3180 95 14 -13.9 1.2 | 124 13 -11.1 7.6 5 635 3962 180 2 0.0 2.0 | 199 9 2.9 8.4 6 588 4572 65 6 -5.4 -2.5 | 146 5 -2.6 3.9 7 544 5182 25 9 -3.8 -8.2 | 28 2 -0.9 -1.8 8 500 5860 265 5 5.0 0.4 | 229 10 7.9 6.8 9 466 6401 270 8 8.0 -0.0 | 240 13 10.9 6.4 10 430 7010 260 14 13.8 2.4 | 242 19 16.7 8.8 11 400 7550 235 21 17.2 12.0 | 227 27 20.1 18.4 12 364 8230 230 19 14.6 12.2 | 223 25 17.4 18.6 13 334 8839 235 32 26.2 18.4 | 230 38 29.1 24.7 14 300 9620 225 40 28.3 28.3 | 222 47 31.2 34.7 15 250 10870 240 70 60.6 35.0 | 237 76 63.5 41.4 16 234 11311 245 73 66.2 30.9 | 242 78 69.0 37.2 17 200 12330 245 66 59.8 27.9 | 241 71 62.7 34.3 18 150 14120 255 57 55.1 14.8 | 250 62 57.9 21.1 19 112 15876 225 36 25.5 25.5 | 222 43 28.3 31.8 20 100 16550 215 34 19.5 27.9 | 213 41 22.4 34.2 21 70 18660 275 4 4.0 -0.3 | 229 9 6.9 6.0 22 50 20690 105 10 -9.7 2.6 | 143 11 -6.8 9.0 23 30 23870 115 23 -20.8 9.7 | 132 24 -18.0 16.1 Wind Parameters Mean winds (0-6000m): 354.2 at 9.3 knts Storm direction: 24.2 at 7.0 knts Shear (0-3000m) pos: 2.4 neg: 2.4 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): -15.7 deg Storm rel helicity (0-3000m) pos: 86.1 neg: -12.9 tot: 73.1 m^2/s^2 ave: 24.4 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 6.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 37.06 Bulk Shear: 0.76 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 9 10 335 3| 0.0 11.0 11.0| 2.8 0.0 2.8 5.5 0.81| 14.2 11.5 1000 10 11 347 4| 2.1 5.5 7.6| 8.0 0.0 8.0 8.0 0.78| 10.0 7.8 1500 25 11 26 4| 5.0 3.7 8.7| 24.2 0.0 24.2 16.1 0.79| 10.4 8.3 2000 44 12 70 6| 4.8 2.8 7.5| 64.3 0.0 64.3 32.2 0.83| 11.1 9.2 2500 50 10 87 5| 2.9 2.2 5.1| 86.1 0.0 86.1 34.4 0.83| 10.6 8.9 3000 53 9 101 5| 2.4 2.4 4.8| 86.1 -12.9 73.1 24.4 0.63| 10.1 6.4 4000 46 9 96 3| 1.8 2.5 4.4| 86.1 -22.9 63.2 15.8 0.33| 9.6 3.2 5000 37 8 83 2| 1.5 1.5 3.0| 93.0 -36.1 56.9 11.4 0.25| 8.8 2.2 6000 354 9 307 5| 1.2 1.4 2.7| 94.6 -68.3 26.2 4.4 0.16| 8.6 1.4 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251108.23.gif