UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 9 DEC 25 Station: NFFN WMO ident: 91680 Latitude: -17.75 Longitude: 177.45 Elevation: 18.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1012 18 25.4 22.0 81 3.4 23.0 110 3 297.5 300.6 295.7 345.8 16.67 1 1001 109 26.8 20.8 70 6.0 22.5 119 6 299.9 302.7 295.6 345.6 15.63 2 1000 117 26.8 20.8 70 6.0 22.5 120 6 300.0 302.8 295.7 345.7 15.65 3 925 802 22.0 19.1 84 2.9 19.9 40 7 301.8 304.6 295.9 346.7 15.22 4 880 1234 18.6 17.4 93 1.2 17.8 15 13 302.6 305.3 295.6 345.1 14.35 5 850 1533 18.2 12.2 68 6.0 14.3 15 11 305.2 307.2 293.5 336.9 10.56 6 832 1716 17.8 6.8 48 11.0 11.2 355 14 306.7 308.1 291.5 329.3 7.47 7 826 1778 17.8 3.8 39 14.0 9.8 349 15 307.3 308.4 290.6 325.9 6.09 8 742 2684 10.6 0.6 50 10.0 5.2 325 24 309.0 310.0 290.5 325.7 5.39 9 727 2854 10.8 -9.2 24 20.0 2.0 330 25 311.1 311.6 288.6 319.5 2.62 10 700 3169 8.8 -10.2 25 19.0 0.5 335 26 312.2 312.7 288.8 320.3 2.51 11 681 3396 7.8 -21.2 11 29.0 -2.1 340 27 313.6 313.8 287.8 317.1 1.03 12 644 3854 4.2 -14.8 24 19.0 -3.1 344 28 314.5 314.9 289.0 320.8 1.88 13 584 4646 1.2 -42.8 2 44.0 -8.0 324 16 320.0 320.0 288.9 320.5 0.15 14 532 5390 -3.5 -47.5 2 44.0 -11.3 299 16 323.0 323.0 289.8 323.4 0.10 15 524 5510 -3.1 291 20 324.9 16 500 5880 -4.9 -51.9 1 47.0 -12.5 305 31 327.1 327.1 290.9 327.3 0.06 17 461 6512 -9.1 -41.1 5 32.0 -15.2 312 30 329.5 329.6 291.8 330.4 0.23 18 400 7590 -17.5 -36.5 17 19.0 -21.1 325 29 332.2 332.3 292.7 333.8 0.42 19 388 7817 -19.7 -37.7 19 18.0 -22.8 320 32 332.3 332.3 292.7 333.7 0.38 20 384 7893 -19.9 -46.9 7 27.0 -23.5 319 33 333.0 333.0 292.7 333.6 0.15 21 368 8208 -20.7 -40.7 15 20.0 -23.9 312 37 336.0 336.1 293.6 337.2 0.30 22 332 8958 -27.3 -35.3 47 8.0 -28.6 296 48 337.0 337.1 294.1 339.2 0.57 23 307 9516 -30.9 -46.9 19 16.0 -32.6 284 56 339.6 339.6 294.4 340.3 0.18 24 304 9586 -30.1 -50.1 12 20.0 -32.0 282 57 341.7 341.7 294.8 342.2 0.13 25 300 9680 -30.5 -51.5 11 21.0 -32.4 280 58 342.4 342.4 295.0 342.9 0.11 26 285 10042 -32.5 -47.5 21 15.0 -34.0 280 63 344.6 344.6 295.6 345.3 0.18 27 273 10343 -35.1 -42.1 49 7.0 -35.9 280 67 345.1 345.2 295.8 346.5 0.35 28 272 10369 -34.9 -48.9 23 14.0 -36.1 280 67 345.7 345.8 295.8 346.4 0.16 29 250 10950 -39.9 -49.9 34 10.0 -40.6 280 75 346.7 346.8 296.1 347.4 0.16 30 236 11340 -43.3 -47.8 61 4.5 -43.6 281 75 347.4 347.4 296.3 348.3 0.21 31 230 11512 -44.5 -56.5 25 12.0 -45.1 282 75 348.1 348.1 296.3 348.4 0.08 32 211 12082 -49.7 -55.7 49 6.0 -50.0 284 76 348.7 348.7 296.4 349.1 0.10 33 210 12113 -49.9 -57.9 38 8.0 -50.2 284 76 348.8 348.9 296.4 349.2 0.07 34 208 12176 -50.1 -65.1 15 15.0 -50.5 284 76 349.5 349.5 296.5 349.6 0.03 35 206 12238 -50.7 -58.7 38 8.0 -51.0 284 76 349.5 349.5 296.6 349.8 0.07 36 202 12366 -51.7 -67.7 13 16.0 -52.1 285 76 349.9 349.9 296.6 350.0 0.02 37 200 12430 -52.3 -65.3 19 13.0 -52.6 285 76 349.9 350.0 296.7 350.1 0.03 38 188 12828 -55.5 -60.5 54 5.0 -55.6 280 78 351.0 351.0 296.9 351.3 0.06 39 166 13609 -62.4 -70.2 34 7.9 -62.4 270 83 352.3 352.3 297.1 352.4 0.02 40 165 13646 -62.7 -70.7 33 8.0 -62.8 270 83 352.3 352.3 297.1 352.4 0.02 41 150 14230 -65.5 -80.5 11 15.0 -65.6 275 76 357.2 357.2 298.1 357.3 0.00 42 140 14648 -67.3 -84.3 7 17.0 -67.4 280 72 361.2 361.2 299.0 361.2 0.00 43 105 16325 -81.1 -89.1 25 8.0 -81.1 301 57 365.9 365.9 299.8 365.9 0.00 44 100 16600 -80.7 -89.7 21 9.0 -80.7 305 54 371.8 371.8 300.9 371.8 0.00 45 94 16948 -82.7 -90.7 24 8.0 -82.7 305 45 374.5 374.5 301.4 374.5 0.00 46 88 17317 -81.9 -91.9 17 10.0 -81.9 317 35 383.2 383.2 302.8 383.3 0.00 47 87 17382 -77.5 -90.5 11 13.0 -77.5 319 32 393.3 393.3 304.3 393.4 0.00 48 84 17584 -75.7 -89.7 9 14.0 -75.7 313 25 401.0 401.0 305.3 401.0 0.00 49 73 18389 -79.5 -89.5 18 10.0 -79.5 335 16 409.4 409.4 306.5 409.4 0.00 50 70 18630 -75.1 -89.1 10 14.0 -75.2 45 28 423.7 423.7 308.2 423.7 0.00 51 68 18799 -72.9 -88.9 7 16.0 -73.0 45 29 432.0 432.0 309.0 432.0 0.00 52 61 19439 -71.5 -89.5 5 18.0 -71.6 70 26 448.7 448.7 310.7 448.7 0.00 53 54 20166 -67.3 -90.3 2 23.0 -67.5 103 22 474.3 474.3 313.0 474.3 0.00 54 50 20630 -67.9 -89.9 3 22.0 -68.1 130 26 483.5 483.5 313.7 483.5 0.00 55 46 21128 -70.1 -90.1 4 20.0 -70.3 119 26 489.8 489.8 314.2 489.9 0.00 56 40 21968 -65.9 -91.9 1 26.0 -66.2 86 26 520.4 520.4 316.3 520.4 0.00 57 37 22448 -59.9 -88.9 1 29.0 -60.7 94 26 547.5 547.5 317.9 547.5 0.00 58 30 23770 -55.7 -85.7 1 30.0 -57.2 100 32 592.8 592.8 320.3 592.8 0.01 59 28 24210 -54.9 -85.9 1 31.0 -56.6 105 32 606.8 606.8 320.9 606.9 0.01 60 26 24683 -56.1 -86.1 1 30.0 -57.7 100 32 616.4 616.4 321.3 616.5 0.01 TRP 94 16948 -82.7 -90.7 24 8.0 -82.7 305 45 374.5 374.5 301.4 374.5 0.00 WND 166 13609 -62.4 -70.2 34 7.9 -62.4 270 83 352.3 352.3 297.1 352.4 0.02 Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 570.72 mb = 4835.63 m = 15864.74 ft Wetbulb zero: 696.10 mb = 3215.14 m = 10548.23 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 38.82 % Est. max temperature: 32.05 C = 89.69 F Sfc-Lift cond lev (LCL): 963.33 mb = 445.24 m = 1460.74 ft T: 24.50 C 700-500 lapse rate: 5.05 C/km ThetaE index: 27.19 C Layer 880.0- 700.0 mb Conv cond level (CCL): 822.23 mb = 1816.79 m = 5960.53 ft Mean mixing ratio: 15.46 g/kg Conv temperature: 35.28 C = 95.50 F Cap Strength: 2.02 C Lifted Index: -0.58 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.05 C Lifted Index @700 mb: -0.71 C Showalter Index: 3.22 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 17.10 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 199.40 Risk: None Energy Index: -1.70 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 422.69 J/kg Max Up Vert Vel: 29.08 m/s Conv Inhibition (B-): 60.63 J/kg Cap Strength: 1.93 C Lift Cond Lev (LCL): 903.45 mb = 1006.37 m = 3301.71 ft Lev Free Conv (LFC): 768.45 mb = 2388.12 m = 7834.96 ft Equ Level (EL): 298.45 mb = 9716.62 m = 31878.30 ft B at Equ Level: 422.56 J/kg Max Parcel Lev (MPL): 158.45 mb = 13894.34 m = 45584.54 ft Wind level data Storm motion: 3 at 14 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 1012 18 110 3 -2.8 1.0 | 173 15 -2.0 15.2 1 1000 117 120 6 -5.2 3.0 | 166 18 -4.4 17.1 2 979 305 35 8 -4.6 -6.6 | 154 8 -3.8 7.6 3 945 610 20 13 -4.4 -12.2 | 118 4 -3.6 1.9 4 925 802 40 7 -4.5 -5.4 | 157 9 -3.7 8.8 5 913 914 15 16 -4.1 -15.5 | 68 4 -3.3 -1.3 6 851 1524 15 11 -2.8 -10.6 | 150 4 -2.0 3.5 7 850 1533 15 11 -2.8 -10.6 | 150 4 -2.0 3.5 8 792 2134 310 22 16.9 -14.1 | 270 18 17.7 -0.0 9 710 3048 335 26 11.0 -23.6 | 309 15 11.8 -9.4 10 700 3169 335 26 11.0 -23.6 | 309 15 11.8 -9.4 11 684 3353 340 27 9.2 -25.4 | 318 15 10.1 -11.2 12 634 3962 345 28 7.2 -27.0 | 328 15 8.1 -12.9 13 611 4267 345 20 5.2 -19.3 | 311 8 6.0 -5.2 14 566 4877 310 13 10.0 -8.4 | 242 12 10.8 5.8 15 545 5182 315 9 6.4 -6.4 | 223 11 7.2 7.8 16 525 5486 290 20 18.8 -6.8 | 250 21 19.6 7.3 17 500 5880 305 31 25.4 -17.8 | 278 26 26.2 -3.7 18 400 7590 325 29 16.6 -23.8 | 299 20 17.5 -9.6 19 300 9680 280 58 57.1 -10.1 | 266 58 58.0 4.1 20 250 10950 280 75 73.9 -13.0 | 269 75 74.7 1.1 21 200 12430 285 76 73.4 -19.7 | 274 74 74.2 -5.5 22 166 13609 270 83 83.0 -0.0 | 260 85 83.8 14.1 23 150 14230 275 76 75.7 -6.6 | 264 77 76.5 7.5 24 100 16600 305 54 44.2 -31.0 | 290 48 45.1 -16.8 25 94 16948 305 45 36.9 -25.8 | 287 39 37.7 -11.7 26 92 17069 300 48 41.6 -24.0 | 283 44 42.4 -9.9 27 87 17374 320 33 21.2 -25.3 | 297 25 22.0 -11.2 28 83 17678 310 22 16.9 -14.1 | 270 18 17.7 -0.0 29 78 17983 225 15 10.6 10.6 | 205 27 11.4 24.7 30 70 18593 30 17 -8.5 -14.7 | 86 8 -7.7 -0.6 31 70 18630 45 28 -19.8 -19.8 | 73 20 -19.0 -5.7 32 67 18898 45 29 -20.5 -20.5 | 72 21 -19.7 -6.4 33 55 20117 100 22 -21.7 3.8 | 131 27 -20.8 17.9 34 50 20630 130 26 -19.9 16.7 | 148 36 -19.1 30.8 35 49 20726 130 25 -19.2 16.1 | 149 35 -18.3 30.2 36 42 21641 105 27 -26.1 7.0 | 130 33 -25.2 21.1 37 40 21946 85 26 -25.9 -2.3 | 115 28 -25.1 11.9 38 37 22555 95 26 -25.9 2.3 | 123 30 -25.1 16.4 39 35 22860 80 42 -41.4 -7.3 | 100 41 -40.5 6.8 40 33 23165 70 37 -34.8 -12.7 | 92 34 -33.9 1.5 41 30 23770 100 32 -31.5 5.6 | 123 36 -30.7 19.7 42 28 24079 105 32 -30.9 8.3 | 127 38 -30.1 22.4 43 26 24384 100 32 -31.5 5.6 | 123 36 -30.7 19.7 44 22 24994 90 27 -27.0 0.0 | 118 30 -26.2 14.1 45 19 25603 75 34 -32.8 -8.8 | 99 32 -32.0 5.3 46 14 26822 85 34 -33.9 -3.0 | 109 35 -33.0 11.2 Wind Parameters Mean winds (0-6000m): 333.4 at 18.9 knts Storm direction: 3.4 at 14.1 knts Shear (0-3000m) pos: 1.1 neg: 4.5 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 134.6 deg Storm rel helicity (0-3000m) pos: 54.5 neg: -45.5 tot: 9.0 m^2/s^2 ave: 3.0 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 0.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 9.14 Bulk Shear: 46.25 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 50 8 151 11| 0.0 12.0 12.0| 0.0 -26.2 -26.2 -52.5 -0.45| 17.8 -8.0 1000 31 10 144 7| 0.0 8.1 8.1| 5.8 -35.4 -29.6 -29.6 -0.39| 18.0 -6.9 1500 24 11 139 6| 0.0 4.0 4.0| 8.9 -35.4 -26.6 -17.7 -0.25| 13.4 -3.3 2000 11 12 149 3| 0.0 5.8 5.8| 10.8 -39.1 -28.3 -14.2 -0.11| 14.5 -1.6 2500 351 14 266 3| 0.0 5.4 5.4| 28.8 -45.5 -16.7 -6.7 -0.06| 13.4 -0.8 3000 344 16 283 5| 1.1 4.5 5.6| 54.5 -45.5 9.0 3.0 0.04| 12.2 0.4 4000 343 19 301 7| 1.4 3.4 4.8| 75.7 -46.5 29.2 7.3 0.10| 10.0 1.0 5000 341 19 296 8| 1.1 2.0 3.1| 75.7 -88.5 -12.8 -2.6 -0.09| 10.1 -0.9 6000 333 19 286 10| 1.6 2.6 4.2|171.6 -92.2 79.4 13.2 0.06| 10.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251209.11.gif