UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120523.upa.cvt Date: 2300Z 5 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 5 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 1009 18 30.6 21.6 59 9.0 24.0 150 9 303.0 306.0 296.9 351.3 16.31 1 1000 90 29.2 21.2 62 8.0 23.5 155 10 302.4 305.3 296.6 349.8 16.05 2 925 779 23.0 19.4 80 3.6 20.5 90 9 302.8 305.7 296.4 348.7 15.51 3 872 1292 18.2 18.1 99 0.1 18.1 77 10 303.0 305.8 296.2 347.9 15.16 4 850 1512 17.2 17.2 100 0.0 17.2 70 10 304.2 306.9 296.1 347.9 14.68 5 777 2275 13.2 12.9 98 0.3 13.0 87 13 307.8 310.1 295.4 344.4 12.13 6 767 2384 14.0 10.6 80 3.4 11.8 92 12 309.8 311.8 294.8 341.9 10.53 7 718 2940 11.6 -2.4 38 14.0 4.4 65 7 313.0 313.9 290.9 327.2 4.47 8 700 3152 10.0 -3.0 40 13.0 3.4 40 4 313.6 314.4 291.0 327.5 4.38 9 650 3762 5.6 -10.4 31 16.0 -1.3 336 5 315.3 315.8 290.0 324.0 2.66 10 640 3889 5.0 -5.0 48 10.0 0.1 322 5 316.0 316.8 291.5 329.2 4.12 11 629 4030 4.4 -11.6 30 16.0 -2.3 307 6 316.9 317.4 290.3 325.1 2.50 12 625 4082 4.2 -0.8 70 5.0 1.5 302 6 317.3 318.4 293.2 335.7 5.78 13 607 4318 1.8 -0.9 82 2.7 0.4 281 7 317.1 318.3 293.3 336.0 5.91 14 507 5751 -5.1 -11.1 63 6.0 -7.7 287 20 325.5 326.2 293.4 336.4 3.23 15 500 5860 -6.1 -13.1 58 7.0 -8.9 290 22 325.6 326.2 293.0 335.0 2.79 16 481 6162 -8.7 -16.7 52 8.0 -11.6 293 25 326.0 326.5 292.6 333.4 2.15 17 474 6276 -9.5 -12.1 81 2.6 -10.6 294 26 326.4 327.0 293.6 337.2 3.19 18 455 6591 -11.7 -13.5 86 1.8 -12.4 296 30 327.5 328.1 293.7 337.6 2.97 19 441 6831 -13.1 -19.1 61 6.0 -15.0 298 32 328.7 329.0 293.2 335.3 1.91 20 435 6935 -13.7 -16.6 79 2.9 -14.7 299 33 329.2 329.7 293.7 337.5 2.40 21 428 7059 -14.5 -22.5 51 8.0 -16.9 300 35 329.7 330.0 293.0 334.9 1.47 22 424 7130 -14.7 -19.1 69 4.4 -16.2 301 35 330.3 330.7 293.6 337.3 1.99 23 416 7274 -15.3 -30.3 27 15.0 -18.8 302 37 331.4 331.5 292.8 334.1 0.74 24 412 7347 -15.9 -25.9 42 10.0 -18.6 303 38 331.5 331.7 293.2 335.6 1.12 25 409 7403 -16.1 -33.1 22 17.0 -19.7 304 38 331.9 332.1 292.8 334.1 0.57 26 405 7477 -16.7 -27.7 38 11.0 -19.4 304 39 332.1 332.3 293.2 335.6 0.97 27 400 7570 -17.3 -39.3 13 22.0 -21.1 305 40 332.5 332.6 292.7 333.7 0.32 28 399 7589 -17.5 -47.5 5 30.0 -21.7 305 40 332.5 332.5 292.5 333.0 0.13 29 384 7874 -20.1 -30.1 41 10.0 -22.3 304 38 332.7 332.9 293.3 335.7 0.82 30 369 8167 -22.5 -37.5 24 15.0 -25.0 303 35 333.3 333.4 293.0 334.9 0.41 31 347 8615 -25.1 -25.1 100 0.0 -25.1 301 31 335.7 336.0 294.6 340.9 1.44 32 344 8678 -25.7 -26.1 96 0.4 -25.8 301 31 335.8 336.0 294.4 340.6 1.32 33 339 8784 -25.1 -28.2 75 3.1 -25.8 300 30 338.0 338.2 294.8 342.1 1.11 34 320 9200 -27.9 -32.4 65 4.5 -28.7 283 24 339.7 339.9 295.0 342.7 0.79 35 313 9359 -28.9 -32.7 70 3.8 -29.6 278 29 340.5 340.7 295.1 343.5 0.78 36 300 9660 -31.5 -35.7 66 4.2 -32.1 275 35 341.0 341.1 295.1 343.3 0.61 37 254 10813 -41.3 -50.3 37 9.0 -41.9 302 30 343.1 343.1 295.2 343.7 0.15 38 250 10920 -42.3 -49.3 46 7.0 -42.8 300 33 343.2 343.2 295.3 343.9 0.17 39 243 11111 -44.1 -49.1 57 5.0 -44.4 300 33 343.3 343.3 295.3 344.0 0.18 40 238 11250 -45.3 -54.3 36 9.0 -45.7 300 33 343.5 343.5 295.3 343.9 0.10 41 231 11449 -47.1 -54.1 45 7.0 -47.4 295 36 343.7 343.7 295.3 344.2 0.11 42 224 11652 -48.1 -63.1 16 15.0 -48.6 288 40 345.2 345.2 295.6 345.4 0.04 43 211 12044 -50.9 -61.9 26 11.0 -51.2 276 47 346.8 346.8 296.0 347.0 0.04 44 203 12294 -53.1 -69.1 13 16.0 -53.4 268 51 347.2 347.2 296.0 347.3 0.02 45 200 12390 -52.5 -76.5 4 24.0 -52.9 265 53 349.6 349.6 296.5 349.7 0.01 46 150 14200 -65.3 -80.3 11 15.0 -65.4 260 45 357.6 357.6 298.2 357.6 0.00 47 124 15340 -72.5 -87.5 9 15.0 -72.5 282 34 364.5 364.5 299.5 364.5 0.00 48 100 16590 -77.3 -87.3 19 10.0 -77.3 270 18 378.4 378.4 302.0 378.4 0.00 49 85 17514 -81.5 -88.5 29 7.0 -81.5 290 15 387.9 387.9 303.5 387.9 0.00 50 81 17785 -81.5 -89.5 24 8.0 -81.5 290 13 393.3 393.3 304.3 393.3 0.00 51 72 18449 -80.1 -89.1 21 9.0 -80.1 11 10 409.7 409.7 306.5 409.7 0.00 52 70 18610 -76.3 -89.3 11 13.0 -76.3 65 4 421.2 421.2 307.9 421.2 0.00 53 64 19132 -70.5 -90.5 4 20.0 -70.6 58 10 444.8 444.8 310.4 444.8 0.00 54 54 20146 -66.3 -89.3 3 23.0 -66.5 59 20 476.6 476.6 313.2 476.7 0.00 55 52 20374 -67.3 -90.3 2 23.0 -67.5 56 23 479.5 479.5 313.4 479.5 0.00 56 50 20610 -66.1 -90.1 2 24.0 -66.4 70 17 487.7 487.7 314.1 487.7 0.00 57 37 22441 -64.5 -89.5 2 25.0 -65.0 92 31 535.7 535.7 317.3 535.7 0.00 58 30 23740 -58.5 -87.5 1 29.0 -59.6 100 31 585.2 585.2 319.9 585.2 0.01 59 23 25444 -51.3 -83.3 1 32.0 -54.1 56 35 652.5 652.5 322.8 652.7 0.02 60 20 26350 -53.7 -84.7 1 31.0 -56.2 50 30 671.8 671.8 323.5 671.9 0.02 61 19 26680 -53.9 -84.9 1 31.0 -56.5 50 31 681.1 681.1 323.8 681.2 0.02 62 16 27795 -49.1 -83.1 1 34.0 -53.5 62 32 731.1 731.1 325.4 731.3 0.02 TRP 85 17514 -81.5 -88.5 29 7.0 -81.5 290 15 387.9 387.9 303.5 387.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 580.91 mb = 4692.17 m = 15394.09 ft Wetbulb zero: 664.16 mb = 3584.78 m = 11760.95 ft Precipitable water: 2.04 inches Sfc-500 mean rel hum: 70.02 % Est. max temperature: 31.31 C = 88.36 F Sfc-Lift cond lev (LCL): 886.03 mb = 1153.31 m = 3783.77 ft T: 19.50 C 700-500 lapse rate: 5.95 C/km ThetaE index: 24.11 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 879.04 mb = 1222.16 m = 4009.66 ft Mean mixing ratio: 15.76 g/kg Conv temperature: 30.60 C = 87.08 F Cap Strength: 0.31 C Lifted Index: -2.90 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.75 C Lifted Index @700 mb: -0.39 C Showalter Index: -2.37 C Risk: Severe thunderstorms possible Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 23.30 C K Index: 27.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 248.40 Risk: None Energy Index: -2.58 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1088.25 J/kg Max Up Vert Vel: 46.65 m/s Conv Inhibition (B-): 3.53 J/kg Cap Strength: 0.33 C Lift Cond Lev (LCL): 883.58 mb = 1177.40 m = 3862.83 ft Lev Free Conv (LFC): 868.58 mb = 1325.94 m = 4350.15 ft Equ Level (EL): 758.58 mb = 2476.99 m = 8126.52 ft B at Equ Level: 23.78 J/kg Max Parcel Lev (MPL): 108.58 mb = 16111.86 m = 52859.79 ft Wind level data Storm motion: 36 at 8 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 1009 18 150 9 -4.5 7.8 | 180 14 0.1 14.1 1 1000 90 155 10 -4.2 9.1 | 181 15 0.3 15.3 2 976 305 130 10 -7.7 6.4 | 166 13 -3.1 12.7 3 943 610 110 7 -6.6 2.4 | 167 9 -2.0 8.7 4 925 779 90 9 -9.0 0.0 | 145 8 -4.4 6.3 5 911 914 90 9 -9.0 0.0 | 145 8 -4.4 6.3 6 850 1512 70 10 -9.4 -3.4 | 121 6 -4.8 2.9 7 849 1524 70 10 -9.4 -3.4 | 121 6 -4.8 2.9 8 790 2134 80 13 -12.8 -2.3 | 116 9 -8.3 4.0 9 735 2743 110 11 -10.3 3.8 | 150 12 -5.8 10.0 10 709 3048 40 4 -2.6 -3.1 | 212 4 2.0 3.2 11 700 3152 40 4 -2.6 -3.1 | 212 4 2.0 3.2 12 609 4267 280 6 5.9 -1.0 | 243 12 10.5 5.2 13 587 4572 285 11 10.6 -2.8 | 257 16 15.2 3.4 14 544 5182 250 14 13.2 4.8 | 238 21 17.7 11.1 15 504 5791 290 20 18.8 -6.8 | 271 23 23.3 -0.6 16 500 5860 290 22 20.7 -7.5 | 273 25 25.2 -1.2 17 400 7570 305 40 32.8 -22.9 | 294 41 37.3 -16.7 18 397 7620 305 40 32.8 -22.9 | 294 41 37.3 -16.7 19 336 8839 300 29 25.1 -14.5 | 285 31 29.7 -8.2 20 322 9144 285 22 21.3 -5.7 | 269 26 25.8 0.6 21 309 9449 275 33 32.9 -2.9 | 265 38 37.4 3.4 22 300 9660 275 35 34.9 -3.1 | 265 40 39.4 3.2 23 283 10058 280 37 36.4 -6.4 | 270 41 41.0 -0.1 24 259 10668 305 26 21.3 -14.9 | 288 27 25.8 -8.6 25 250 10920 300 33 28.6 -16.5 | 287 35 33.1 -10.2 26 237 11278 300 33 28.6 -16.5 | 287 35 33.1 -10.2 27 200 12390 265 53 52.8 4.6 | 259 58 57.3 10.9 28 197 12497 265 53 52.8 4.6 | 259 58 57.3 10.9 29 170 13411 280 48 47.3 -8.3 | 272 52 51.8 -2.1 30 150 14200 260 45 44.3 7.8 | 254 51 48.9 14.1 31 139 14630 260 42 41.4 7.3 | 254 48 45.9 13.6 32 126 15240 285 33 31.9 -8.5 | 274 36 36.4 -2.3 33 108 16154 255 39 37.7 10.1 | 249 45 42.2 16.4 34 100 16590 270 18 18.0 -0.0 | 254 23 22.6 6.3 35 97 16764 270 18 18.0 -0.0 | 254 23 22.6 6.3 36 92 17069 305 17 13.9 -9.8 | 281 19 18.5 -3.5 37 85 17514 290 15 14.1 -5.1 | 266 19 18.6 1.2 38 78 17983 290 11 10.3 -3.8 | 260 15 14.9 2.5 39 70 18593 35 10 -5.7 -8.2 | 32 2 -1.2 -1.9 40 70 18610 65 4 -3.6 -1.7 | 191 5 0.9 4.6 41 67 18898 10 10 -1.7 -9.8 | 322 5 2.8 -3.6 42 60 19507 130 10 -7.7 6.4 | 166 13 -3.1 12.7 43 57 19812 125 17 -13.9 9.8 | 150 19 -9.4 16.0 44 54 20117 60 20 -17.3 -10.0 | 74 13 -12.8 -3.7 45 52 20422 55 23 -18.8 -13.2 | 64 16 -14.3 -6.9 46 50 20610 70 17 -16.0 -5.8 | 92 11 -11.4 0.5 47 47 21031 70 16 -15.0 -5.5 | 94 11 -10.5 0.8 48 44 21336 90 22 -22.0 0.0 | 110 19 -17.4 6.3 49 40 21946 105 27 -26.1 7.0 | 122 25 -21.5 13.3 50 36 22555 90 32 -32.0 0.0 | 103 28 -27.4 6.3 51 35 22860 70 26 -24.4 -8.9 | 83 20 -19.9 -2.6 52 33 23165 75 20 -19.3 -5.2 | 94 15 -14.8 1.1 53 30 23740 100 31 -30.5 5.4 | 114 28 -26.0 11.7 54 30 23774 110 22 -20.7 7.5 | 131 21 -16.1 13.8 55 26 24689 75 37 -35.7 -9.6 | 84 31 -31.2 -3.3 56 21 25908 45 33 -23.3 -23.3 | 48 25 -18.8 -17.1 57 20 26213 65 28 -25.4 -11.8 | 75 22 -20.8 -5.6 58 20 26350 50 30 -23.0 -19.3 | 55 23 -18.4 -13.0 59 18 26822 50 32 -24.5 -20.6 | 54 25 -20.0 -14.3 60 13 28042 90 31 -31.0 0.0 | 103 27 -26.4 6.3 Wind Parameters Mean winds (0-6000m): 5.9 at 10.3 knts Storm direction: 35.9 at 7.8 knts Shear (0-3000m) pos: 1.0 neg: 2.8 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 19.9 deg Storm rel helicity (0-3000m) pos: 20.5 neg: -27.8 tot: -7.3 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 25.31 Bulk Shear: 42.99 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 ------------------------------------------------------------------------------- 500 137 9 172 13| 0.0 5.2 5.2| 0.1 -13.6 -13.5 -26.9 -0.47| 8.0 -3.7 1000 118 9 162 11| 0.0 4.9 4.9| 0.3 -21.2 -20.8 -20.8 -0.55| 6.6 -3.6 1500 103 9 152 9| 0.0 4.2 4.2| 0.3 -25.1 -24.8 -16.5 -0.60| 5.4 -3.2 2000 94 10 144 9| 0.7 3.1 3.9| 0.3 -26.0 -25.7 -12.9 -0.53| 4.8 -2.5 2500 92 10 140 9| 1.2 2.5 3.7| 10.8 -26.1 -15.3 -6.1 -0.25| 4.9 -1.2 3000 93 10 141 9| 1.0 2.8 3.8| 20.5 -27.8 -7.3 -2.4 -0.02| 6.2 -0.1 4000 86 9 144 7| 0.7 2.5 3.3| 24.6 -29.1 -4.5 -1.1 0.06| 5.8 0.3 5000 84 9 141 7| 0.6 2.3 2.9| 33.7 -50.7 -17.0 -3.4 0.00| 6.0 0.0 6000 6 10 319 5| 0.8 1.9 2.7|118.4 -57.7 60.6 10.1 0.17| 6.5 1.1 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251205.23.gif