UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120611.upa.cvt Date: 1100Z 6 DEC 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:1100Z 6 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 1010 18 24.2 20.4 79 3.8 21.5 140 4 296.5 299.2 294.3 340.1 15.10 1 1004 65 26.6 20.6 70 6.0 22.3 155 4 299.4 302.2 295.4 344.3 15.39 2 1000 96 26.4 21.4 74 5.0 22.8 165 4 299.5 302.5 296.0 347.0 16.25 3 925 780 22.0 18.1 79 3.9 19.3 35 5 301.8 304.4 295.3 343.9 14.27 4 904 980 20.4 18.4 88 2.0 19.0 18 6 302.1 304.9 295.8 346.1 14.89 5 850 1511 17.8 13.4 75 4.4 14.9 45 3 304.8 306.9 294.1 339.0 11.44 6 741 2675 12.2 5.2 62 7.0 8.0 176 3 310.9 312.3 292.8 334.1 7.51 7 739 2698 12.2 4.2 58 8.0 7.6 180 3 311.1 312.5 292.5 332.8 7.01 8 700 3151 9.0 2.0 61 7.0 5.1 250 4 312.5 313.7 292.3 332.2 6.33 9 674 3464 7.2 -1.8 53 9.0 2.5 270 4 313.8 314.8 291.6 329.6 4.98 10 556 5018 -4.3 -4.5 99 0.2 -4.4 339 20 318.0 318.9 292.7 333.8 4.93 11 547 5147 -4.3 -11.3 58 7.0 -7.2 343 22 319.5 320.1 291.5 329.2 2.95 12 529 5410 -6.7 -8.6 86 1.9 -7.5 340 27 319.7 320.4 292.3 332.0 3.78 13 508 5726 -7.5 -19.5 38 12.0 -11.4 332 32 322.4 322.7 291.1 327.9 1.61 14 505 5773 -8.1 -18.1 44 10.0 -11.5 331 33 322.2 322.6 291.3 328.4 1.82 15 502 5819 -8.3 -9.8 89 1.5 -8.9 321 32 322.6 323.3 292.9 334.5 3.62 16 500 5850 -7.7 -8.5 94 0.8 -8.1 310 31 323.7 324.4 293.6 337.0 4.03 17 496 5913 -6.9 -9.5 82 2.6 -8.1 310 31 325.4 326.1 293.8 337.9 3.75 18 440 6837 -12.9 -15.7 79 2.8 -13.9 318 33 329.1 329.6 293.8 337.9 2.56 19 432 6977 -12.9 -20.9 51 8.0 -15.4 320 33 330.9 331.2 293.5 336.8 1.67 20 421 7173 -14.1 -17.4 76 3.3 -15.3 320 32 331.8 332.2 294.3 339.9 2.32 21 400 7560 -16.7 -20.8 70 4.1 -18.0 320 29 333.3 333.7 294.3 339.7 1.82 22 356 8425 -21.7 -27.7 58 6.0 -23.1 305 31 337.9 338.1 294.8 341.9 1.10 23 333 8913 -25.1 -34.1 43 9.0 -26.8 292 42 339.7 339.9 294.8 342.2 0.64 24 300 9660 -31.7 -36.3 64 4.6 -32.4 285 56 340.7 340.8 295.0 342.9 0.57 25 265 10524 -39.7 -41.6 82 1.9 -39.9 288 54 341.3 341.4 295.0 342.8 0.38 26 263 10576 -40.1 -46.1 53 6.0 -40.6 288 54 341.5 341.5 294.9 342.4 0.23 27 250 10920 -43.1 -47.8 60 4.7 -43.4 290 53 342.0 342.0 295.0 342.8 0.20 28 234 11361 -47.3 -48.2 90 0.9 -47.4 290 52 342.2 342.2 295.0 343.0 0.21 29 227 11561 -48.7 -50.6 80 1.9 -48.8 290 51 343.0 343.0 295.2 343.7 0.16 30 223 11678 -49.5 -57.5 39 8.0 -49.8 290 50 343.5 343.5 295.3 343.8 0.07 31 218 11827 -48.3 -69.3 7 21.0 -48.8 290 49 347.6 347.6 296.1 347.7 0.02 32 200 12390 -51.5 -73.5 6 22.0 -51.9 275 53 351.2 351.2 296.9 351.3 0.01 33 150 14200 -64.9 -80.9 9 16.0 -65.0 270 47 358.3 358.3 298.4 358.3 0.00 34 144 14447 -67.1 -82.1 10 15.0 -67.2 270 48 358.7 358.7 298.4 358.7 0.00 35 138 14703 -67.3 -86.3 5 19.0 -67.4 270 47 362.7 362.7 299.2 362.7 0.00 36 103 16412 -79.1 -89.1 18 10.0 -79.1 295 32 371.7 371.7 300.9 371.7 0.00 37 100 16580 -78.1 -89.1 15 11.0 -78.1 300 29 376.8 376.8 301.7 376.8 0.00 38 91 17116 -80.3 -89.3 21 9.0 -80.3 303 33 382.8 382.8 302.7 382.8 0.00 39 77 18061 -79.9 -89.9 17 10.0 -79.9 322 14 402.3 402.3 305.5 402.3 0.00 40 74 18289 -74.9 -87.9 12 13.0 -74.9 343 14 417.5 417.5 307.4 417.5 0.00 41 70 18610 -76.7 -88.7 13 12.0 -76.7 80 7 420.3 420.3 307.7 420.3 0.00 42 50 20610 -65.9 -89.9 2 24.0 -66.2 110 20 488.2 488.2 314.1 488.2 0.00 43 47 20987 -63.7 -88.7 2 25.0 -64.1 110 20 502.2 502.2 315.1 502.2 0.00 44 44 21391 -64.9 -88.9 2 24.0 -65.3 92 28 508.8 508.8 315.5 508.8 0.00 45 38 22294 -60.5 -87.5 2 27.0 -61.2 84 25 541.8 541.8 317.6 541.8 0.00 46 31 23557 -61.9 -87.9 2 26.0 -62.6 78 29 570.5 570.5 319.2 570.5 0.01 47 30 23760 -61.5 -88.5 2 27.0 -62.3 75 21 577.0 577.0 319.5 577.0 0.01 48 27 24422 -59.3 -87.3 1 28.0 -60.4 99 23 600.8 600.8 320.6 600.9 0.01 49 26 24659 -59.9 -87.9 1 28.0 -61.0 93 25 605.6 605.6 320.9 605.7 0.01 50 20 26350 -49.1 -82.1 1 33.0 -52.8 110 36 685.9 685.9 324.0 686.1 0.02 51 17 27417 -49.1 -82.1 1 33.0 -53.3 112 37 718.5 718.5 325.0 718.7 0.03 TRP 103 16412 -79.1 -89.1 18 10.0 -79.1 295 32 371.7 371.7 300.9 371.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 600.12 mb = 4436.70 m = 14555.92 ft Wetbulb zero: 630.85 mb = 3998.15 m = 13117.14 ft Precipitable water: 1.95 inches Sfc-500 mean rel hum: 71.70 % Est. max temperature: 32.01 C = 89.61 F Sfc-Lift cond lev (LCL): 955.61 mb = 494.34 m = 1621.82 ft T: 23.84 C 700-500 lapse rate: 6.19 C/km ThetaE index: 16.56 C Layer 850.0- 556.0 mb Conv cond level (CCL): 847.02 mb = 1540.81 m = 5055.08 ft Mean mixing ratio: 15.16 g/kg Conv temperature: 32.67 C = 90.80 F Cap Strength: 1.58 C Lifted Index: -2.97 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.67 C Lifted Index @700 mb: -0.22 C Showalter Index: -0.51 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 21.10 C K Index: 31.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 197.80 Risk: None Energy Index: -0.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 511.63 J/kg Max Up Vert Vel: 31.99 m/s Conv Inhibition (B-): 79.03 J/kg Cap Strength: 1.58 C Lift Cond Lev (LCL): 900.73 mb = 1010.88 m = 3316.50 ft Lev Free Conv (LFC): 705.73 mb = 3082.93 m = 10114.46 ft Equ Level (EL): 215.73 mb = 11895.30 m = 39026.09 ft B at Equ Level: 489.09 J/kg Max Parcel Lev (MPL): 155.73 mb = 13964.20 m = 45813.73 ft Wind level data Storm motion: 2 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 1010 18 140 4 -2.6 3.1 | 166 10 -2.4 9.8 1 1000 96 165 4 -1.0 3.9 | 175 11 -0.8 10.6 2 976 305 295 3 2.7 -1.3 | 208 6 2.9 5.5 3 943 610 20 1 -0.3 -0.9 | 179 6 -0.1 5.8 4 925 780 35 5 -2.9 -4.1 | 135 4 -2.7 2.7 5 911 914 15 6 -1.6 -5.8 | 125 2 -1.4 1.0 6 850 1511 45 3 -2.1 -2.1 | 157 5 -1.9 4.6 7 849 1524 45 3 -2.1 -2.1 | 157 5 -1.9 4.6 8 790 2134 70 2 -1.9 -0.7 | 164 6 -1.7 6.1 9 709 3048 250 4 3.8 1.4 | 206 9 4.0 8.1 10 700 3151 250 4 3.8 1.4 | 206 9 4.0 8.1 11 609 4267 325 5 2.9 -4.1 | 229 4 3.1 2.7 12 586 4572 325 12 6.9 -9.8 | 294 8 7.1 -3.1 13 543 5182 345 23 6.0 -22.2 | 338 17 6.1 -15.5 14 504 5791 330 33 16.5 -28.6 | 323 27 16.7 -21.8 15 500 5850 310 31 23.7 -19.9 | 299 27 23.9 -13.2 16 484 6096 310 31 23.7 -19.9 | 299 27 23.9 -13.2 17 430 7010 320 33 21.2 -25.3 | 311 28 21.4 -18.5 18 400 7560 320 29 18.6 -22.2 | 309 24 18.8 -15.5 19 397 7620 320 29 18.6 -22.2 | 309 24 18.8 -15.5 20 365 8230 320 24 15.4 -18.4 | 307 19 15.6 -11.6 21 350 8534 295 35 31.7 -14.8 | 284 33 31.9 -8.0 22 300 9660 285 56 54.1 -14.5 | 278 55 54.3 -7.7 23 296 9754 285 56 54.1 -14.5 | 278 55 54.3 -7.7 24 250 10920 290 53 49.8 -18.1 | 283 51 50.0 -11.4 25 237 11278 290 53 49.8 -18.1 | 283 51 50.0 -11.4 26 216 11887 290 48 45.1 -16.4 | 282 46 45.3 -9.7 27 200 12390 275 53 52.8 -4.6 | 268 53 53.0 2.1 28 197 12497 275 57 56.8 -5.0 | 268 57 57.0 1.8 29 170 13411 285 39 37.7 -10.1 | 275 38 37.9 -3.3 30 150 14200 270 47 47.0 -0.0 | 262 48 47.2 6.7 31 139 14630 270 49 49.0 -0.0 | 262 50 49.2 6.7 32 126 15240 275 33 32.9 -2.9 | 263 33 33.1 3.9 33 103 16412 295 32 29.0 -13.5 | 283 30 29.2 -6.8 34 100 16580 300 29 25.1 -14.5 | 287 26 25.3 -7.8 35 97 16764 300 29 25.1 -14.5 | 287 26 25.3 -7.8 36 92 17069 305 32 26.2 -18.4 | 294 29 26.4 -11.6 37 87 17374 295 36 32.6 -15.2 | 284 34 32.8 -8.5 38 82 17678 290 15 14.1 -5.1 | 264 14 14.3 1.6 39 74 18288 340 14 4.8 -13.2 | 322 8 5.0 -6.4 40 70 18593 130 17 -13.0 10.9 | 144 22 -12.8 17.7 41 70 18610 80 7 -6.9 -1.2 | 130 9 -6.7 5.5 42 67 18898 100 10 -9.8 1.7 | 131 13 -9.7 8.5 43 63 19202 110 10 -9.4 3.4 | 138 14 -9.2 10.2 44 60 19507 90 15 -15.0 0.0 | 114 16 -14.8 6.7 45 57 19812 50 20 -15.3 -12.9 | 68 16 -15.1 -6.1 46 54 20117 35 16 -9.2 -13.1 | 55 11 -9.0 -6.4 47 52 20422 155 10 -4.2 9.1 | 166 16 -4.0 15.8 48 50 20610 110 20 -18.8 6.8 | 126 23 -18.6 13.6 49 47 21031 110 20 -18.8 6.8 | 126 23 -18.6 13.6 50 44 21336 95 29 -28.9 2.5 | 108 30 -28.7 9.3 51 40 21946 65 23 -20.8 -9.7 | 82 21 -20.7 -3.0 52 38 22250 80 25 -24.6 -4.3 | 96 25 -24.4 2.4 53 36 22555 105 27 -26.1 7.0 | 118 29 -25.9 13.7 54 33 23165 75 36 -34.8 -9.3 | 86 35 -34.6 -2.6 55 31 23470 80 32 -31.5 -5.6 | 92 31 -31.3 1.2 56 30 23760 75 21 -20.3 -5.4 | 94 20 -20.1 1.3 57 30 23774 60 29 -25.1 -14.5 | 73 26 -24.9 -7.8 58 27 24384 100 23 -22.7 4.0 | 116 25 -22.5 10.7 59 25 24994 85 27 -26.9 -2.4 | 99 27 -26.7 4.4 60 22 25603 115 32 -29.0 13.5 | 125 35 -28.8 20.3 61 21 25908 115 36 -32.6 15.2 | 124 39 -32.4 22.0 62 20 26213 100 34 -33.5 5.9 | 111 36 -33.3 12.7 63 20 26350 110 36 -33.8 12.3 | 120 39 -33.6 19.1 64 18 26822 115 37 -33.5 15.6 | 124 40 -33.3 22.4 65 14 27737 90 38 -38.0 0.0 | 100 38 -37.8 6.7 Wind Parameters Mean winds (0-6000m): 331.6 at 9.0 knts Storm direction: 1.6 at 6.7 knts Shear (0-3000m) pos: 0.8 neg: 0.9 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 37.4 deg Storm rel helicity (0-3000m) pos: 37.0 neg: -7.7 tot: 29.3 m^2/s^2 ave: 9.8 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 38.07 Bulk Shear: 13.44 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 ------------------------------------------------------------------------------- 500 230 3 196 9| 0.0 5.6 5.6| 17.3 -3.0 14.3 28.6 0.39| 12.4 4.8 1000 15 4 168 3| 2.1 2.8 4.9| 17.4 -7.5 9.9 9.9 0.04| 9.9 0.4 1500 22 4 160 3| 0.8 1.9 2.7| 19.0 -7.5 11.4 7.6 0.10| 7.7 0.8 2000 30 3 158 4| 0.6 1.4 2.0| 19.8 -7.5 12.3 6.1 0.12| 6.1 0.7 2500 40 3 156 5| 0.9 1.1 2.0| 22.6 -7.7 14.9 6.0 0.15| 5.6 0.8 3000 26 3 162 4| 0.8 0.9 1.7| 37.0 -7.7 29.3 9.8 0.29| 5.7 1.7 4000 334 4 206 4| 0.5 0.7 1.2| 43.2 -7.7 35.5 8.9 0.33| 4.9 1.6 5000 332 5 229 3| 1.9 0.6 2.5| 69.3 -7.7 61.5 12.3 0.45| 5.7 2.6 6000 332 9 285 5| 1.6 1.7 3.3| 78.0-121.7 -43.7 -7.3 0.13| 7.0 0.9 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251206.11.gif