UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112723.upa.cvt Date: 2300Z 27 NOV 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 27 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 1011 18 29.0 21.0 62 8.0 23.3 300 9 301.2 304.1 296.0 347.3 15.67 1 1000 108 27.0 21.0 70 6.0 22.7 310 11 300.1 303.0 295.8 346.6 15.85 2 992 179 26.4 20.4 70 6.0 22.2 310 9 300.2 303.1 295.6 345.3 15.38 3 925 794 21.8 18.6 82 3.2 19.6 85 2 301.6 304.3 295.5 345.0 14.74 4 861 1413 16.8 16.5 98 0.3 16.6 53 5 302.6 305.2 295.2 343.6 13.85 5 850 1523 16.6 15.5 93 1.1 15.8 45 6 303.5 306.0 294.9 342.6 13.14 6 823 1797 14.8 12.9 88 1.9 13.6 5 7 304.4 306.6 294.0 338.6 11.44 7 790 2145 16.0 -4.0 25 20.0 6.1 315 8 309.3 310.0 288.9 320.6 3.60 8 700 3162 9.8 -11.2 21 21.0 0.8 295 9 313.3 313.8 289.0 320.9 2.32 9 675 3462 8.0 -13.0 21 21.0 -0.6 284 8 314.6 315.0 289.2 321.4 2.08 10 623 4120 6.0 -34.0 4 40.0 -4.7 261 6 319.6 319.7 289.0 320.9 0.35 11 567 4886 3.4 -37.6 3 41.0 -6.8 220 15 325.3 325.3 290.6 326.3 0.27 12 500 5890 -4.3 -28.3 13 24.0 -11.0 240 17 327.8 327.9 291.9 330.5 0.74 13 462 6510 -8.1 -26.1 22 18.0 -13.3 254 18 330.6 330.8 292.8 334.1 0.98 14 407 7480 -17.5 -30.5 31 13.0 -20.4 227 22 330.6 330.7 292.6 333.3 0.74 15 400 7610 -17.5 -40.5 12 23.0 -21.3 225 23 332.2 332.3 292.6 333.3 0.28 16 390 7799 -18.1 -46.1 7 28.0 -22.1 230 19 333.9 333.9 292.9 334.5 0.16 17 351 8579 -21.5 -52.5 4 31.0 -25.1 210 38 339.5 339.5 294.3 339.8 0.08 18 300 9710 -31.7 -54.7 8 23.0 -33.5 195 28 340.7 340.7 294.6 341.0 0.08 19 275 10318 -37.7 -55.7 14 18.0 -38.8 186 25 340.6 340.6 294.6 340.9 0.07 20 250 10970 -41.5 -67.5 4 26.0 -42.4 240 8 344.4 344.4 295.4 344.4 0.02 21 234 11417 -44.9 -70.9 4 26.0 -45.6 266 13 345.8 345.8 295.7 345.8 0.01 22 200 12450 -52.9 -73.9 6 21.0 -53.2 255 44 349.0 349.0 296.4 349.0 0.01 23 171 13442 -59.7 -77.7 8 18.0 -59.9 267 35 353.7 353.7 297.4 353.7 0.01 24 150 14250 -64.3 -80.3 9 16.0 -64.4 245 29 359.3 359.3 298.5 359.3 0.00 25 142 14584 -66.9 -80.9 12 14.0 -67.0 252 35 360.4 360.4 298.8 360.5 0.00 26 130 15114 -69.9 -87.9 6 18.0 -69.9 224 42 364.3 364.3 299.5 364.3 0.00 27 113 15938 -75.9 -84.9 23 9.0 -75.9 220 39 368.0 368.0 300.2 368.0 0.00 28 100 16640 -78.7 -86.7 26 8.0 -78.7 195 22 375.7 375.7 301.5 375.7 0.00 29 84 17615 -85.1 -90.1 40 5.0 -85.1 220 13 381.9 381.9 302.5 381.9 0.00 30 77 18101 -78.7 -87.7 22 9.0 -78.7 165 15 404.8 404.8 305.9 404.8 0.00 31 73 18403 -80.9 -88.9 25 8.0 -80.9 82 17 406.4 406.4 306.0 406.4 0.00 32 70 18640 -78.5 -88.5 18 10.0 -78.6 85 12 416.4 416.4 307.3 416.5 0.00 33 50 20620 -67.1 -90.1 2 23.0 -67.3 80 26 485.4 485.4 313.9 485.4 0.00 34 47 20996 -64.1 -90.1 2 26.0 -64.5 83 26 501.2 501.2 315.0 501.2 0.00 35 38 22307 -61.1 -89.1 1 28.0 -61.7 76 20 540.3 540.3 317.5 540.3 0.00 TRP 84 17615 -85.1 -90.1 40 5.0 -85.1 220 13 381.9 381.9 302.5 381.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 537.42 mb = 5329.31 m = 17484.40 ft Wetbulb zero: 686.11 mb = 3327.53 m = 10916.96 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 36.16 % Est. max temperature: 30.43 C = 86.77 F Sfc-Lift cond lev (LCL): 900.39 mb = 1026.81 m = 3368.75 ft T: 19.92 C 700-500 lapse rate: 5.17 C/km ThetaE index: 26.66 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 878.25 mb = 1241.75 m = 4073.93 ft Mean mixing ratio: 15.11 g/kg Conv temperature: 30.16 C = 86.28 F Cap Strength: 2.59 C Lifted Index: 0.34 C Risk: Showers probable Lifted Index @300 mb: -0.78 C Lifted Index @700 mb: 0.52 C Showalter Index: 1.42 C Risk: Showers probable Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 19.80 C K Index: 15.40 Risk: < 20 % chance of thunderstorms Sweat Index: 215.00 Risk: None Energy Index: -2.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 168.00 J/kg Max Up Vert Vel: 18.33 m/s Conv Inhibition (B-): 12.71 J/kg Cap Strength: 2.56 C Lift Cond Lev (LCL): 896.44 mb = 1064.75 m = 3493.23 ft Lev Free Conv (LFC): 861.44 mb = 1408.58 m = 4621.27 ft Equ Level (EL): 811.44 mb = 1917.34 m = 6290.42 ft B at Equ Level: 6.27 J/kg Max Parcel Lev (MPL): 791.44 mb = 2129.16 m = 6985.34 ft Wind level data Storm motion: 299 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 1011 18 300 9 7.8 -4.5 | 304 2 1.4 -1.0 1 1000 108 310 11 8.4 -7.1 | 330 4 2.0 -3.5 2 978 305 310 6 4.6 -3.9 | 80 2 -1.8 -0.3 3 945 610 325 2 1.1 -1.6 | 110 6 -5.2 1.9 4 925 794 85 2 -2.0 -0.2 | 112 9 -8.4 3.4 5 912 914 90 2 -2.0 0.0 | 113 9 -8.4 3.5 6 850 1523 45 6 -4.2 -4.2 | 86 11 -10.6 -0.7 7 850 1524 45 6 -4.2 -4.2 | 86 11 -10.6 -0.7 8 791 2134 315 8 5.7 -5.7 | 19 2 -0.7 -2.1 9 710 3048 305 10 8.2 -5.7 | 321 3 1.8 -2.2 10 700 3162 295 9 8.2 -3.8 | 278 2 1.8 -0.3 11 611 4267 255 6 5.8 1.6 | 173 5 -0.6 5.1 12 567 4877 220 15 9.6 11.5 | 192 15 3.3 15.0 13 546 5182 250 24 22.6 8.2 | 234 20 16.2 11.7 14 500 5890 240 17 14.7 8.5 | 215 15 8.3 12.0 15 487 6096 240 17 14.7 8.5 | 215 15 8.3 12.0 16 468 6401 260 19 18.7 3.3 | 241 14 12.3 6.8 17 450 6706 240 15 13.0 7.5 | 211 13 6.6 11.0 18 400 7610 225 23 16.3 16.3 | 207 22 9.9 19.8 19 399 7620 235 14 11.5 8.0 | 204 13 5.1 11.6 20 352 8534 210 38 19.0 32.9 | 199 39 12.6 36.4 21 300 9710 195 28 7.2 27.0 | 182 31 0.9 30.6 22 261 10668 180 24 0.0 24.0 | 167 28 -6.4 27.5 23 250 10970 240 8 6.9 4.0 | 184 8 0.5 7.5 24 250 10973 180 10 0.0 10.0 | 155 15 -6.4 13.5 25 239 11278 270 10 10.0 -0.0 | 226 5 3.6 3.5 26 208 12192 240 28 24.2 14.0 | 226 25 17.9 17.5 27 200 12450 255 44 42.5 11.4 | 248 39 36.1 14.9 28 189 12802 250 48 45.1 16.4 | 243 44 38.7 20.0 29 163 13716 275 29 28.9 -2.5 | 267 23 22.5 1.0 30 156 14021 265 28 27.9 2.4 | 254 22 21.5 6.0 31 150 14250 245 29 26.3 12.3 | 232 25 19.9 15.8 32 148 14326 270 31 31.0 -0.0 | 262 25 24.6 3.5 33 134 14935 225 40 28.3 28.3 | 215 39 21.9 31.8 34 120 15545 220 49 31.5 37.5 | 211 48 25.1 41.1 35 109 16154 220 33 21.2 25.3 | 207 32 14.8 28.8 36 100 16640 195 22 5.7 21.3 | 178 25 -0.7 24.8 37 98 16764 190 29 5.0 28.6 | 178 32 -1.4 32.1 38 93 17069 215 18 10.3 14.7 | 192 19 3.9 18.3 39 88 17374 185 19 1.7 18.9 | 168 23 -4.7 22.5 40 84 17615 220 13 8.4 10.0 | 188 14 2.0 13.5 41 83 17678 190 14 2.4 13.8 | 167 18 -4.0 17.3 42 79 17983 215 13 7.5 10.6 | 184 14 1.1 14.2 43 75 18288 90 17 -17.0 0.0 | 99 24 -23.4 3.5 44 71 18593 70 18 -16.9 -6.2 | 84 23 -23.3 -2.6 45 70 18640 85 12 -12.0 -1.0 | 98 19 -18.3 2.5 46 64 19202 105 15 -14.5 3.9 | 110 22 -20.9 7.4 47 60 19507 85 20 -19.9 -1.7 | 94 26 -26.3 1.8 48 57 19812 95 22 -21.9 1.9 | 101 29 -28.3 5.5 49 50 20620 80 26 -25.6 -4.5 | 88 32 -32.0 -1.0 50 49 20726 80 28 -27.6 -4.9 | 88 34 -34.0 -1.3 51 41 21641 95 19 -18.9 1.7 | 102 26 -25.3 5.2 52 38 21946 75 20 -19.3 -5.2 | 86 26 -25.7 -1.6 53 36 22250 95 15 -14.9 1.3 | 103 22 -21.3 4.8 54 34 22555 95 19 -18.9 1.7 | 102 26 -25.3 5.2 Wind Parameters Mean winds (0-6000m): 269.0 at 9.7 knts Storm direction: 299.0 at 7.3 knts Shear (0-3000m) pos: 1.9 neg: 2.1 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 17.8 deg Storm rel helicity (0-3000m) pos: 6.9 neg: -28.5 tot: -21.6 m^2/s^2 ave: -7.2 10^-3 m/s^2 rel: -0.19 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -1.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 31.34 Bulk Shear: 5.36 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 ------------------------------------------------------------------------------- 500 310 7 41 1| 6.3 0.0 6.3| 3.6 0.0 3.6 7.1 0.63| 10.8 6.8 1000 318 5 91 3| 5.8 0.0 5.8| 6.9 -2.2 4.7 4.7 0.44| 8.5 3.7 1500 350 5 80 6| 3.9 1.4 5.3| 6.9 -13.5 -6.6 -4.4 0.15| 7.1 1.1 2000 356 5 75 6| 2.9 2.3 5.2| 6.9 -26.0 -19.1 -9.6 -0.10| 7.6 -0.7 2500 339 6 67 5| 2.3 2.2 4.5| 6.9 -27.7 -20.7 -8.3 -0.16| 6.8 -1.1 3000 329 6 58 4| 1.9 2.1 4.0| 6.9 -28.5 -21.6 -7.2 -0.19| 5.9 -1.1 4000 313 7 52 2| 1.4 1.2 2.6| 6.9 -32.1 -25.2 -6.3 -0.29| 5.3 -1.6 5000 289 8 215 1| 1.2 2.2 3.4| 33.0 -34.4 -1.4 -0.3 -0.10| 6.0 -0.6 6000 269 10 222 5| 0.6 1.6 2.2| 67.1 -59.2 7.9 1.3 -0.06| 6.3 -0.4 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251127.23.gif