UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112923.upa.cvt Date: 2300Z 29 NOV 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 29 NOV 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 1013 18 28.2 23.2 74 5.0 24.5 300 10 300.2 303.5 297.3 352.9 17.95 1 1009 50 26.6 22.9 80 3.7 23.9 300 9 299.0 302.2 296.8 350.6 17.69 2 1000 121 25.8 22.2 81 3.6 23.2 300 8 299.0 302.1 296.4 348.8 17.09 3 986 246 24.8 21.2 80 3.6 22.2 317 6 299.2 302.1 295.9 346.6 16.28 4 925 806 21.4 18.1 81 3.3 19.1 105 4 301.2 303.8 295.1 343.2 14.27 5 897 1072 19.2 17.1 88 2.1 17.8 70 5 301.6 304.1 294.8 342.3 13.81 6 850 1535 16.8 12.1 74 4.7 13.8 60 5 303.7 305.7 293.0 335.0 10.49 7 840 1636 16.4 12.2 76 4.2 13.7 35 5 304.4 306.3 293.4 336.3 10.69 8 833 1707 17.4 -0.6 29 18.0 8.0 17 6 306.1 307.0 288.6 319.7 4.39 9 823 1810 17.4 -6.6 19 24.0 6.1 352 6 307.2 307.7 287.5 316.1 2.83 10 808 1966 16.0 7.0 55 9.0 10.6 313 6 307.3 308.8 292.0 331.0 7.80 11 800 2051 16.2 -6.8 20 23.0 5.4 292 7 308.4 309.0 287.9 317.5 2.87 12 772 2353 14.6 -12.4 14 27.0 3.2 265 7 309.9 310.2 287.4 316.0 1.91 13 745 2652 12.8 -0.2 41 13.0 5.8 259 8 311.1 312.0 290.8 326.9 5.06 14 723 2903 12.0 -16.0 13 28.0 1.0 253 9 312.9 313.2 288.1 317.9 1.52 15 709 3067 10.8 -13.2 17 24.0 0.9 255 9 313.3 313.7 288.6 319.7 1.95 16 701 3161 10.0 -1.0 46 11.0 4.2 282 9 313.4 314.4 291.6 329.4 5.08 17 700 3173 10.0 -2.0 43 12.0 3.8 285 9 313.6 314.5 291.3 328.5 4.72 18 696 3221 10.6 -19.4 10 30.0 -0.4 292 9 314.7 315.0 288.3 318.7 1.18 19 692 3269 10.4 -7.6 27 18.0 2.0 299 8 315.0 315.6 290.3 325.1 3.12 20 686 3341 10.0 -13.0 18 23.0 0.4 310 8 315.4 315.8 289.4 322.1 2.05 21 684 3365 9.6 2.6 62 7.0 5.6 313 8 315.2 316.5 293.4 336.5 6.76 22 667 3573 8.2 5.6 84 2.6 6.6 344 7 315.9 317.6 295.0 342.8 8.59 23 663 3623 9.4 -17.6 13 27.0 -0.9 351 7 317.8 318.1 289.6 322.7 1.45 24 656 3711 8.8 -17.2 14 26.0 -1.2 4 6 318.1 318.4 289.8 323.2 1.51 25 655 3723 8.6 -0.4 53 9.0 3.7 6 6 318.0 319.1 293.3 336.2 5.68 26 647 3825 8.2 -12.8 21 21.0 -0.7 21 6 318.7 319.1 290.6 326.0 2.21 27 645 3850 8.4 -13.6 19 22.0 -0.8 25 5 319.2 319.6 290.6 326.1 2.07 28 562 4972 0.8 -27.2 10 28.0 -7.5 214 10 323.0 323.2 290.5 325.6 0.73 29 547 5189 -0.5 -12.5 40 12.0 -5.5 224 11 324.0 324.5 292.5 333.0 2.68 30 517 5637 -3.7 -12.7 50 9.0 -7.4 247 12 325.4 326.0 293.0 334.8 2.79 31 500 5900 -5.7 -15.7 45 10.0 -9.5 260 13 326.1 326.5 292.7 333.8 2.25 32 489 6074 -6.7 -16.7 45 10.0 -10.4 256 13 326.9 327.4 292.9 334.2 2.12 33 460 6547 -10.7 -24.7 31 14.0 -14.7 243 12 327.7 327.9 292.2 331.7 1.12 34 410 7416 -18.9 -25.9 54 7.0 -20.6 220 11 328.1 328.3 292.3 332.1 1.13 35 406 7489 -19.5 -29.5 41 10.0 -21.7 218 11 328.2 328.4 292.0 331.2 0.82 36 400 7600 -18.5 -48.5 5 30.0 -22.4 215 11 330.9 331.0 292.1 331.4 0.12 37 397 7656 -17.5 -45.5 7 28.0 -21.6 214 11 333.0 333.0 292.7 333.6 0.16 38 339 8824 -25.1 -57.1 3 32.0 -28.0 195 21 338.0 338.0 293.9 338.2 0.05 39 300 9700 -33.1 -55.1 9 22.0 -34.7 180 28 338.7 338.7 294.1 339.0 0.07 40 255 10817 -42.7 -61.7 11 19.0 -43.5 180 32 340.6 340.7 294.5 340.8 0.04 41 250 10950 -43.7 -63.7 9 20.0 -44.4 180 32 341.1 341.1 294.6 341.2 0.03 42 240 11223 -45.1 -66.1 8 21.0 -45.7 178 35 343.0 343.0 295.1 343.1 0.02 43 200 12420 -52.3 -75.3 5 23.0 -52.7 170 46 349.9 349.9 296.6 350.0 0.01 44 198 12485 -52.7 -75.7 5 23.0 -53.1 171 46 350.3 350.3 296.7 350.3 0.01 45 150 14220 -65.7 -78.7 15 13.0 -65.8 195 48 356.9 356.9 298.1 356.9 0.01 46 133 14944 -70.5 -81.5 18 11.0 -70.5 205 40 360.8 360.8 298.9 360.9 0.00 47 111 16006 -75.7 -87.7 14 12.0 -75.7 221 28 370.2 370.3 300.6 370.3 0.00 48 100 16610 -76.1 -88.1 13 12.0 -76.2 230 21 380.7 380.7 302.3 380.7 0.00 49 89 17276 -80.5 -89.5 21 9.0 -80.5 220 31 384.8 384.8 303.0 384.8 0.00 50 82 17742 -77.7 -89.7 13 12.0 -77.7 211 29 399.7 399.7 305.2 399.7 0.00 51 72 18480 -81.3 -89.3 25 8.0 -81.3 125 5 407.2 407.2 306.2 407.2 0.00 52 70 18640 -77.9 -88.9 15 11.0 -77.9 170 16 417.7 417.7 307.4 417.7 0.00 53 66 18979 -73.3 -88.3 8 15.0 -73.4 170 17 434.8 434.8 309.3 434.8 0.00 54 58 19738 -70.3 -90.3 4 20.0 -70.4 105 20 458.0 458.0 311.6 458.0 0.00 55 50 20620 -69.1 -91.1 3 22.0 -69.3 35 13 480.7 480.7 313.5 480.7 0.00 56 45 21257 -64.7 -90.7 2 26.0 -65.1 62 11 506.0 506.0 315.4 506.0 0.00 57 41 21823 -66.5 -91.5 2 25.0 -66.8 66 11 515.2 515.2 316.0 515.2 0.00 58 30 23750 -58.7 -88.7 1 30.0 -59.7 85 33 584.6 584.6 319.9 584.6 0.00 59 26 24645 -60.7 -89.7 1 29.0 -61.7 90 35 603.4 603.4 320.7 603.4 0.00 60 23 25418 -55.1 -87.1 1 32.0 -57.1 88 35 641.4 641.4 322.3 641.4 0.01 TRP 89 17276 -80.5 -89.5 21 9.0 -80.5 220 31 384.8 384.8 303.0 384.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 552.77 mb = 5105.37 m = 16749.71 ft Wetbulb zero: 696.38 mb = 3216.14 m = 10551.52 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 42.89 % Est. max temperature: 31.11 C = 87.99 F Sfc-Lift cond lev (LCL): 942.42 mb = 642.33 m = 2107.37 ft T: 22.39 C 700-500 lapse rate: 5.76 C/km ThetaE index: 20.15 C Layer 833.0- 808.0 mb Conv cond level (CCL): 891.49 mb = 1125.32 m = 3691.96 ft Mean mixing ratio: 15.61 g/kg Conv temperature: 29.80 C = 85.64 F Cap Strength: 2.23 C Lifted Index: -1.21 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.36 C Lifted Index @700 mb: 0.61 C Showalter Index: 3.25 C Risk: None Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 17.80 C K Index: 22.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 168.20 Risk: None Energy Index: -0.16 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 514.71 J/kg Max Up Vert Vel: 32.08 m/s Conv Inhibition (B-): 167.07 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 915.20 mb = 898.28 m = 2947.09 ft Lev Free Conv (LFC): 540.20 mb = 5288.09 m = 17349.18 ft Equ Level (EL): 220.20 mb = 11788.27 m = 38674.95 ft B at Equ Level: 503.65 J/kg Max Parcel Lev (MPL): 150.20 mb = 14211.57 m = 46625.33 ft Wind level data Storm motion: 287 at 5 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 1013 18 300 10 8.7 -5.0 | 315 5 3.5 -3.4 1 1000 121 300 8 6.9 -4.0 | 325 3 1.7 -2.4 2 979 305 325 5 2.9 -4.1 | 43 3 -2.3 -2.5 3 946 610 55 2 -1.6 -1.1 | 93 7 -6.8 0.4 4 925 806 105 4 -3.9 1.0 | 106 9 -9.1 2.6 5 913 914 70 5 -4.7 -1.7 | 89 10 -9.9 -0.2 6 851 1524 70 5 -4.7 -1.7 | 89 10 -9.9 -0.2 7 850 1535 60 5 -4.3 -2.5 | 84 10 -9.5 -0.9 8 792 2134 270 7 7.0 -0.0 | 229 2 1.8 1.6 9 710 3048 250 9 8.5 3.1 | 215 6 3.3 4.6 10 700 3173 285 9 8.7 -2.3 | 282 4 3.5 -0.8 11 612 4267 90 3 -3.0 0.0 | 101 8 -8.2 1.6 12 567 4877 210 10 5.0 8.7 | 179 10 -0.2 10.2 13 500 5900 260 13 12.8 2.3 | 243 9 7.6 3.8 14 400 7600 215 11 6.3 9.0 | 186 11 1.1 10.6 15 300 9700 180 28 0.0 28.0 | 170 30 -5.2 29.6 16 250 10950 180 32 0.0 32.0 | 171 34 -5.2 33.6 17 200 12420 170 46 -8.0 45.3 | 164 49 -13.2 46.9 18 150 14220 195 48 12.4 46.4 | 189 48 7.2 47.9 19 100 16610 230 21 16.1 13.5 | 216 19 10.9 15.1 20 92 17069 235 20 16.4 11.5 | 221 17 11.2 13.0 21 89 17276 220 31 19.9 23.7 | 210 29 14.7 25.3 22 83 17678 220 31 19.9 23.7 | 210 29 14.7 25.3 23 79 17983 175 19 -1.7 18.9 | 161 22 -6.9 20.5 24 74 18288 100 11 -10.8 1.9 | 102 16 -16.0 3.5 25 71 18593 140 1 -0.6 0.8 | 112 6 -5.8 2.3 26 70 18640 170 16 -2.8 15.8 | 155 19 -8.0 17.3 27 67 18898 175 16 -1.4 15.9 | 159 19 -6.6 17.5 28 60 19507 140 22 -14.1 16.9 | 134 27 -19.3 18.4 29 57 19812 95 19 -18.9 1.7 | 98 24 -24.1 3.2 30 54 20117 105 11 -10.6 2.8 | 106 16 -15.8 4.4 31 52 20422 60 24 -20.8 -12.0 | 68 28 -26.0 -10.4 32 50 20620 35 13 -7.5 -10.6 | 54 16 -12.7 -9.1 33 49 20726 55 26 -21.3 -14.9 | 63 30 -26.5 -13.4 34 47 21031 35 14 -8.0 -11.5 | 53 17 -13.2 -9.9 35 44 21336 70 10 -9.4 -3.4 | 83 15 -14.6 -1.9 36 40 21946 65 11 -10.0 -4.6 | 78 15 -15.2 -3.1 37 38 22250 160 10 -3.4 9.4 | 142 14 -8.6 11.0 38 36 22555 90 25 -25.0 0.0 | 93 30 -30.2 1.6 39 35 22860 75 34 -32.8 -8.8 | 79 39 -38.0 -7.2 40 33 23165 65 29 -26.3 -12.3 | 71 33 -31.5 -10.7 41 30 23750 85 33 -32.9 -2.9 | 88 38 -38.1 -1.3 42 26 24384 90 35 -35.0 0.0 | 92 40 -40.2 1.6 43 19 25603 85 35 -34.9 -3.1 | 88 40 -40.1 -1.5 Wind Parameters Mean winds (0-6000m): 256.7 at 7.2 knts Storm direction: 286.7 at 5.4 knts Shear (0-3000m) pos: 2.4 neg: 2.4 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -99.4 deg Storm rel helicity (0-3000m) pos: 14.6 neg: -25.9 tot: -11.3 m^2/s^2 ave: -3.8 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -1.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 90.20 Bulk Shear: 5.71 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 ------------------------------------------------------------------------------- 500 315 6 20 3| 10.6 0.0 10.6| 8.5 0.0 8.5 17.1 0.76| 11.3 8.6 1000 348 5 53 5| 7.1 0.0 7.1| 14.6 -6.5 8.1 8.1 0.49| 9.3 4.5 1500 31 5 71 8| 4.7 0.0 4.7| 14.6 -6.5 8.1 5.4 0.49| 6.2 3.0 2000 20 5 65 8| 3.5 2.7 6.3| 14.6 -23.7 -9.1 -4.6 -0.05| 8.1 -0.4 2500 336 6 40 5| 2.8 2.6 5.5| 14.6 -25.1 -10.5 -4.2 -0.15| 7.6 -1.1 3000 294 6 340 1| 2.4 2.4 4.7| 14.6 -25.9 -11.3 -3.8 -0.16| 6.6 -1.0 4000 296 6 339 1| 3.3 1.8 5.1| 41.3 -25.9 15.4 3.8 0.22| 7.7 1.7 5000 269 6 213 2| 1.8 1.4 3.3| 91.2 -25.9 65.3 13.1 0.40| 8.1 3.3 6000 257 7 210 4| 0.8 1.2 2.0|112.7 -27.3 85.4 14.2 0.45| 7.6 3.4 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251129.23.gif