UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 1 MAY 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 133 1 925 789 2 850 1499 0 0 SFC 848 1500 14.0 11.3 84 2.7 12.3 0 0 301.0 302.8 291.8 330.4 9.97 4 845 1530 15.8 8.8 63 7.0 11.6 357 1 303.2 304.8 291.3 328.4 8.44 5 837 1612 16.8 8.8 59 8.0 11.9 349 4 305.1 306.7 291.9 330.7 8.52 6 836 1623 16.8 8.8 59 8.0 11.9 348 4 305.2 306.8 291.9 330.9 8.53 7 821 1779 16.4 8.4 59 8.0 11.5 332 9 306.4 307.9 292.2 331.9 8.45 8 743 2630 9.8 3.8 66 6.0 6.4 287 18 308.0 309.3 291.4 328.8 6.78 9 742 2641 9.8 3.8 66 6.0 6.4 286 18 308.2 309.4 291.4 328.9 6.79 10 710 3011 8.6 -6.4 34 15.0 1.6 259 15 310.7 311.4 289.2 321.3 3.33 11 703 3094 8.2 -4.8 39 13.0 2.0 253 14 311.2 311.9 289.8 323.2 3.81 12 700 3130 8.0 -4.0 42 12.0 2.1 250 14 311.3 312.1 290.0 324.2 4.06 13 669 3502 4.4 -1.6 65 6.0 1.3 252 17 311.4 312.3 290.9 327.3 5.09 14 566 4841 -5.7 -10.7 68 5.0 -7.7 261 27 314.7 315.3 290.1 324.4 2.99 15 553 5024 -5.7 -18.7 35 13.0 -9.9 266 29 316.8 317.1 289.4 322.1 1.58 16 528 5386 -8.1 -22.1 31 14.0 -12.2 270 28 318.2 318.4 289.5 322.4 1.23 17 502 5779 -7.9 -52.9 1 45.0 -14.4 270 25 323.0 323.0 289.8 323.3 0.06 18 501 5794 -7.9 -51.9 2 44.0 -14.4 270 25 323.2 323.2 289.8 323.5 0.06 19 500 5810 -8.1 -47.1 3 39.0 -14.5 270 25 323.2 323.2 289.9 323.6 0.11 20 417 7183 -18.7 -61.7 1 43.0 -22.6 282 24 326.8 326.8 290.8 326.9 0.02 21 400 7490 -21.3 -46.3 9 25.0 -24.4 275 27 327.3 327.3 291.1 327.9 0.15 22 380 7866 -24.7 -38.7 26 14.0 -26.7 270 27 327.7 327.7 291.4 329.0 0.35 23 378 7904 -24.7 -54.7 4 30.0 -27.4 270 28 328.2 328.2 291.3 328.4 0.06 24 351 8439 -29.1 -56.1 6 27.0 -31.1 263 28 329.2 329.3 291.6 329.5 0.05 25 329 8897 -33.5 -41.5 44 8.0 -34.3 262 30 329.4 329.4 291.9 330.5 0.31 26 326 8961 -33.3 -39.3 55 6.0 -34.0 264 31 330.5 330.6 292.2 332.0 0.39 27 305 9426 -36.7 -41.7 60 5.0 -37.2 281 40 332.1 332.1 292.6 333.3 0.32 28 300 9540 -37.3 -43.3 54 6.0 -37.8 285 42 332.8 332.9 292.7 333.9 0.28 29 250 10780 -46.9 -55.9 35 9.0 -47.3 290 68 336.3 336.4 293.5 336.7 0.08 30 237 11130 -49.3 -57.3 39 8.0 -49.6 289 76 337.9 337.9 293.9 338.2 0.07 31 234 11213 -50.1 -59.1 34 9.0 -50.4 289 77 337.9 337.9 293.9 338.1 0.06 32 218 11673 -49.9 -71.9 6 22.0 -50.3 287 88 345.1 345.1 295.6 345.2 0.01 33 200 12230 -53.1 -73.1 7 20.0 -53.4 285 100 348.7 348.7 296.4 348.7 0.01 34 196 12360 -53.9 -73.6 7 19.7 -54.2 290 101 349.4 349.4 296.5 349.4 0.01 35 174 13115 -58.7 -76.7 8 18.0 -58.9 292 90 353.6 353.6 297.4 353.6 0.01 36 154 13877 -60.7 -80.7 6 20.0 -60.9 295 78 362.8 362.8 299.2 362.8 0.00 37 150 14040 -61.9 -80.9 6 19.0 -62.0 295 76 363.4 363.4 299.4 363.5 0.00 38 134 14731 -66.9 -81.9 10 15.0 -67.0 301 70 366.5 366.5 299.9 366.5 0.00 39 117 15546 -69.7 -85.7 8 16.0 -69.8 307 62 375.8 375.8 301.6 375.8 0.00 40 108 16024 -69.3 -86.3 7 17.0 -69.4 311 57 385.3 385.3 303.1 385.3 0.00 41 100 16480 -72.9 -86.9 10 14.0 -72.9 315 53 386.9 386.9 303.3 386.9 0.00 42 98 16598 -73.1 -88.1 8 15.0 -73.2 315 55 388.7 388.7 303.6 388.7 0.00 43 93 16908 -69.9 -86.9 7 17.0 -70.0 310 50 400.9 400.9 305.3 400.9 0.00 44 87 17302 -72.3 -88.3 7 16.0 -72.3 304 44 403.8 403.8 305.7 403.8 0.00 45 70 18590 -69.5 -88.5 5 19.0 -69.6 285 23 435.7 435.7 309.4 435.7 0.00 46 68 18762 -70.3 -89.3 5 19.0 -70.4 291 22 437.6 437.6 309.6 437.6 0.00 47 59 19617 -64.7 -89.7 2 25.0 -65.0 321 19 468.3 468.3 312.5 468.3 0.00 48 50 20630 -63.5 -93.5 1 30.0 -63.9 355 15 493.8 493.8 314.5 493.8 0.00 49 48 20882 -63.1 -93.1 1 30.0 -63.5 343 14 500.6 500.6 315.0 500.6 0.00 50 43 21569 -58.7 -89.7 1 31.0 -59.5 311 12 527.4 527.4 316.8 527.4 0.00 51 37 22516 -58.9 -89.9 1 31.0 -59.7 267 9 550.1 550.1 318.1 550.1 0.00 52 30 23850 -54.3 -87.3 1 33.0 -56.0 205 4 596.6 596.6 320.5 596.6 0.01 53 24 25286 -50.9 -84.9 1 34.0 -53.7 301 4 645.8 645.8 322.5 645.9 0.01 54 20 26470 -50.5 -84.5 1 34.0 -53.8 20 4 681.6 681.6 323.8 681.7 0.02 55 18 27163 -47.1 -82.1 1 35.0 -51.8 45 6 713.2 713.2 324.8 713.4 0.03 56 16 27940 -49.5 -83.5 1 34.0 -53.7 73 8 729.8 729.8 325.4 730.0 0.02 57 12 29840 -46.3 -81.3 1 35.0 -52.7 142 13 803.7 803.7 327.3 804.1 0.04 58 11 30417 -47.9 -81.9 1 34.0 -53.9 162 14 818.1 818.2 327.7 818.6 0.04 59 10 31050 -45.1 -80.1 1 35.0 -52.7 185 16 851.2 851.2 328.4 851.8 0.07 60 9.3 31537 -43.1 -79.1 1 36.0 -52.0 876.7 876.7 329.0 877.5 0.08 TRP 98 16598 -73.1 -88.1 8 15.0 -73.2 315 55 388.7 388.7 303.6 388.7 0.00 WND 196 12360 -53.9 -73.6 7 19.7 -54.2 290 101 349.4 349.4 296.5 349.4 0.01 Sounding variables and indices 1000-500 mb thick: 5677.00 m Freezing level: 624.13 mb = 4085.36 m = 13403.26 ft Wetbulb zero: 653.78 mb = 3686.39 m = 12094.31 ft Sfc-500 mean rel hum: 53.32 % Est. max temperature: 23.86 C = 74.94 F Sfc-Lift cond lev (LCL): 814.37 mb = 1848.23 m = 6063.67 ft T: 15.86 C 700-500 lapse rate: 6.01 C/km ThetaE index: 7.62 C Layer 710.0- 703.0 mb Conv cond level (CCL): 669.54 mb = 3495.32 m = 11467.46 ft Mean mixing ratio: 7.90 g/kg Conv temperature: 23.87 C = 74.97 F Cap Strength: 3.55 C Lifted Index: 2.90 C Risk: None Lifted Index @300 mb: 2.70 C Lifted Index @700 mb: 3.53 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.13 J/kg Max Up Vert Vel: 6.65 m/s Conv Inhibition (B-): 130.07 J/kg Cap Strength: 3.52 C Lift Cond Lev (LCL): 715.57 mb = 2945.71 m = 9664.28 ft Lev Free Conv (LFC): 590.57 mb = 4500.75 m = 14766.06 ft Equ Level (EL): 550.57 mb = 5058.15 m = 16594.78 ft B at Equ Level: 20.94 J/kg Max Parcel Lev (MPL): 500.57 mb = 5801.15 m = 19032.42 ft Wind level data Storm motion: 301 at 16 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 ---------------------------------------------------------- 0 848 1500 0 0 -0.0 -0.0 | 121 16 -13.9 8.3 1 787 2134 295 20 18.1 -8.5 | 272 4 4.2 -0.1 2 759 2438 300 20 17.3 -10.0 | 296 4 3.4 -1.7 3 700 3130 250 14 13.2 4.8 | 177 13 -0.7 13.1 4 631 3962 255 22 21.3 5.7 | 208 16 7.4 14.0 5 584 4572 255 25 24.1 6.5 | 215 18 10.3 14.8 6 541 5182 270 30 30.0 -0.0 | 243 18 16.1 8.3 7 500 5810 270 25 25.0 -0.0 | 233 14 11.1 8.3 8 462 6401 275 25 24.9 -2.2 | 241 13 11.0 6.2 9 426 7010 285 22 21.3 -5.7 | 250 8 7.4 2.6 10 400 7490 275 27 26.9 -2.4 | 245 14 13.0 6.0 11 361 8230 265 28 27.9 2.4 | 232 18 14.0 10.8 12 331 8839 260 29 28.6 5.0 | 228 20 14.7 13.4 13 300 9540 285 42 40.6 -10.9 | 275 27 26.7 -2.5 14 250 10780 290 68 63.9 -23.3 | 287 52 50.0 -14.9 15 200 12230 285 100 96.6 -25.9 | 282 85 82.7 -17.5 16 196 12360 290 101 94.9 -34.5 | 288 85 81.0 -26.2 17 150 14040 295 76 68.9 -32.1 | 293 60 55.0 -23.8 18 100 16480 315 53 37.5 -37.5 | 321 37 23.6 -29.1 19 98 16598 315 55 38.9 -38.9 | 321 39 25.0 -30.6 20 70 18590 285 23 22.2 -6.0 | 254 9 8.3 2.4 21 50 20630 355 15 1.3 -14.9 | 62 14 -12.6 -6.6 22 30 23850 205 4 1.7 3.6 | 134 17 -12.2 12.0 23 20 26470 20 4 -1.4 -3.8 | 107 16 -15.3 4.6 24 10 31050 185 16 1.4 15.9 | 153 27 -12.5 24.3 Wind Parameters Mean winds (0-6000m): 271.0 at 21.6 knts Storm direction: 301.0 at 16.2 knts Shear (0-3000m) pos: 0.8 neg: 3.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 93.0 deg Storm rel helicity (0-3000m) pos: 36.6 neg: -50.2 tot: -13.6 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.79 Bulk Shear: 27.93 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 ------------------------------------------------------------------------------- 500 291 8 130 9| 0.0 16.2 16.2| 0.0 -27.9 -27.9 -55.8 -0.60| 18.3-10.9 1000 296 14 144 3| 0.0 10.0 10.0| 1.2 -31.1 -29.9 -29.9 -0.62| 13.9 -8.6 1500 290 15 180 3| 0.0 5.2 5.2| 1.2 -46.0 -44.8 -29.9 -0.66| 13.3 -8.8 2000 281 15 189 6| 0.0 4.5 4.5| 12.2 -50.2 -38.0 -19.0 -0.53| 11.4 -6.1 2500 274 16 196 8| 1.0 3.6 4.6| 29.0 -50.2 -21.1 -8.5 -0.40| 10.1 -4.0 3000 269 17 202 9| 0.8 3.4 4.2| 36.6 -50.2 -13.6 -4.5 -0.34| 8.9 -3.1 4000 268 20 213 11| 1.3 2.6 3.9| 78.9 -55.5 23.5 5.9 -0.16| 8.1 -1.3 5000 269 21 219 11| 1.1 2.1 3.1| 86.0 -60.7 25.3 5.1 -0.14| 7.0 -1.0 6000 271 22 224 11| 1.0 2.3 3.3| 89.5 -63.9 25.6 4.3 -0.11| 6.8 -0.8 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20250501.00.gif