UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:0000Z 30 DEC 25 Station: U6708 WMO ident: 26708 ------------------------------------------------------------------------------- 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 1002 16 -1.3 -3.8 83 2.5 -2.2 300 7 271.7 272.2 270.8 279.5 2.88 1 1000 32 -1.1 -3.9 81 2.8 -2.1 305 7 272.0 272.5 271.0 279.8 2.86 2 993 88 -0.5 -6.5 64 6.0 -2.6 311 9 273.2 273.6 270.9 279.7 2.36 3 978 209 -1.7 -7.7 64 6.0 -3.7 324 13 273.2 273.5 270.7 279.2 2.19 4 925 649 -5.3 -11.3 63 6.0 -7.1 10 29 273.9 274.2 270.4 278.8 1.74 5 850 1305 -11.7 -16.7 66 5.0 -12.9 350 33 273.9 274.1 269.5 277.4 1.22 6 700 2756 -23.9 -28.8 64 4.9 -24.5 330 35 276.0 276.1 269.7 277.5 0.51 7 513 4937 -42.9 -47.6 60 4.7 -43.0 312 40 278.7 278.7 270.5 279.0 0.10 8 500 5110 -43.3 -48.0 60 4.7 -43.5 310 40 280.2 280.3 271.5 280.6 0.10 9 474 5468 -44.7 -49.3 60 4.6 -44.9 314 41 282.8 282.8 272.9 283.1 0.09 10 400 6590 -49.9 -54.9 56 5.0 -50.0 325 44 290.1 290.1 276.8 290.3 0.06 11 382 6889 -51.5 -57.5 49 6.0 -51.6 330 44 291.9 291.9 277.7 292.0 0.04 12 300 8460 -49.9 -56.9 44 7.0 -50.1 310 56 315.0 315.0 287.2 315.2 0.06 13 298 8504 -49.7 -56.7 44 7.0 -49.9 310 56 315.9 315.9 287.5 316.1 0.06 14 250 9650 -51.5 -59.5 38 8.0 -51.7 310 52 329.5 329.5 291.6 329.7 0.05 15 230 10191 -52.1 -61.1 33 9.0 -52.3 314 53 336.5 336.5 293.5 336.7 0.04 16 208 10845 -50.9 -61.9 26 11.0 -51.2 318 55 348.2 348.2 296.3 348.4 0.04 17 200 11100 -51.7 -62.7 26 11.0 -52.0 320 56 350.9 350.9 296.8 351.1 0.04 18 172 12075 -52.9 -64.9 22 12.0 -53.2 317 59 364.4 364.4 299.6 364.5 0.04 19 160 12543 -51.5 -64.5 20 13.0 -51.9 315 60 374.4 374.4 301.4 374.6 0.04 20 158 12624 -51.8 -64.8 20 13.0 -52.2 315 60 375.2 375.3 301.5 375.4 0.04 21 150 12960 -52.9 -65.9 19 13.0 -53.3 315 54 378.9 378.9 302.1 379.1 0.04 22 135 13637 -55.1 -69.1 16 14.0 -55.4 311 52 386.6 386.6 303.3 386.7 0.03 23 115 14660 -56.1 -70.1 16 14.0 -56.5 305 50 402.9 402.9 305.6 403.0 0.03 24 107 15116 -59.5 -74.5 13 15.0 -59.7 303 49 404.9 404.9 305.9 404.9 0.01 25 100 15540 -59.1 -74.1 13 15.0 -59.4 300 48 413.5 413.5 307.0 413.6 0.02 26 93 15993 -59.5 -74.5 13 15.0 -59.8 299 51 421.4 421.4 307.9 421.5 0.02 27 87 16407 -61.7 -76.7 12 15.0 -62.0 298 54 425.1 425.1 308.3 425.2 0.01 28 80 16926 -60.7 -75.7 12 15.0 -61.0 297 58 437.5 437.5 309.6 437.6 0.02 29 76 17246 -58.5 -74.5 11 16.0 -58.9 296 60 448.6 448.6 310.7 448.7 0.02 30 70 17760 -59.7 -74.7 12 15.0 -60.1 295 64 456.7 456.7 311.5 456.8 0.02 31 68 17940 -60.5 -75.5 12 15.0 -60.9 294 64 458.7 458.7 311.7 458.9 0.02 32 62 18516 -59.5 -75.5 11 16.0 -60.0 291 63 473.2 473.2 312.9 473.4 0.02 33 50 19840 -65.7 -80.7 11 15.0 -66.0 285 62 488.7 488.7 314.1 488.7 0.01 34 49 19962 -66.1 -81.1 11 15.0 -66.4 285 63 490.5 490.5 314.2 490.6 0.01 35 47 20214 -66.3 -82.3 9 16.0 -66.5 284 64 495.9 496.0 314.7 496.0 0.01 36 47 20214 -65.7 -81.7 9 16.0 -66.0 284 64 497.4 497.4 314.8 497.4 0.01 37 43 20752 -66.9 -82.9 9 16.0 -67.2 282 66 507.2 507.3 315.5 507.3 0.01 38 42 20894 -65.9 -81.9 9 16.0 -66.2 282 66 513.2 513.2 315.8 513.2 0.01 39 38 21499 -67.3 -83.3 9 16.0 -67.6 280 69 524.5 524.5 316.6 524.5 0.01 40 37 21658 -69.7 -84.7 9 15.0 -69.9 279 70 522.3 522.3 316.5 522.4 0.01 41 33 22338 -70.3 -85.3 9 15.0 -70.5 277 73 538.1 538.1 317.4 538.2 0.01 42 30 22900 -72.5 -87.5 9 15.0 -72.7 275 75 547.0 547.0 317.9 547.0 0.01 43 22 24733 -70.3 -86.3 8 16.0 -70.6 604.3 604.3 320.8 604.4 0.01 44 20 25295 -73.5 -88.5 8 15.0 -73.7 611.2 611.2 321.1 611.2 0.01 TRP 382 6889 -51.5 -57.5 49 6.0 -51.6 330 44 291.9 291.9 277.7 292.0 0.04 WND 158 12624 -51.8 -64.8 20 13.0 -52.2 315 60 375.2 375.3 301.5 375.4 0.04 Sounding variables and indices 1000-500 mb thick: 5078.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 63.34 % Est. max temperature: 0.90 C = 33.62 F Sfc-Lift cond lev (LCL): 963.43 mb = 327.69 m = 1075.07 ft T: -2.67 C 700-500 lapse rate: 8.24 C/km ThetaE index: 2.46 C Layer 993.0- 700.0 mb Conv cond level (CCL): 863.99 mb = 1178.36 m = 3865.96 ft Mean mixing ratio: 1.99 g/kg Conv temperature: 0.91 C = 33.64 F Cap Strength: 0.41 C Lifted Index: 1.39 C Risk: Showers probable Lifted Index @300 mb: 25.52 C Lifted Index @700 mb: -0.51 C Showalter Index: 2.68 C Risk: Showers probable Total Totals Index: 58.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.60 C Cross Totals Index: 26.60 C K Index: 10.00 Risk: None Sweat Index: 290.00 Risk: None Energy Index: 0.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.84 J/kg Max Up Vert Vel: 9.15 m/s Conv Inhibition (B-): 9.35 J/kg Cap Strength: 0.51 C Lift Cond Lev (LCL): 869.41 mb = 1129.88 m = 3706.90 ft Lev Free Conv (LFC): 844.41 mb = 1354.35 m = 4443.36 ft Equ Level (EL): 544.41 mb = 4520.16 m = 14829.75 ft B at Equ Level: 41.70 J/kg Max Parcel Lev (MPL): 474.41 mb = 5462.35 m = 17920.87 ft Wind level data Storm motion: 358 at 26 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 1002 16 300 7 6.1 -3.5 | 193 23 5.3 22.5 1 1000 32 305 7 5.7 -4.0 | 193 23 5.0 22.0 2 925 649 10 29 -5.0 -28.6 | 66 6 -5.8 -2.6 3 850 1305 350 33 5.7 -32.5 | 322 8 5.0 -6.5 4 700 2756 330 35 17.5 -30.3 | 284 17 16.8 -4.3 5 500 5110 310 40 30.6 -25.7 | 269 30 29.9 0.3 6 400 6590 325 44 25.2 -36.0 | 292 26 24.5 -10.0 7 382 6889 330 44 22.0 -38.1 | 300 24 21.3 -12.1 8 300 8460 310 56 42.9 -36.0 | 283 43 42.2 -10.0 9 250 9650 310 52 39.8 -33.4 | 281 40 39.1 -7.4 10 200 11100 320 56 36.0 -42.9 | 296 39 35.3 -16.9 11 158 12624 315 60 42.4 -42.4 | 291 45 41.7 -16.4 12 150 12960 315 54 38.2 -38.2 | 288 39 37.5 -12.2 13 100 15540 300 48 41.6 -24.0 | 267 41 40.9 2.0 14 70 17760 295 64 58.0 -27.0 | 271 57 57.3 -1.0 15 50 19840 285 62 59.9 -16.0 | 260 60 59.2 10.0 16 30 22900 275 75 74.7 -6.5 | 255 77 74.0 19.5 Wind Parameters Mean winds (0-6000m): 328.4 at 34.7 knts Storm direction: 358.4 at 26.0 knts Shear (0-3000m) pos: 4.8 neg: 3.1 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 30.3 neg: -45.2 tot: -14.9 m^2/s^2 ave: -5.0 10^-3 m/s^2 rel: -0.36 Storm rel vorticity (0-3000m) horiz: 9.7 stream: -3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.76 Bulk Shear: 55.05 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 ------------------------------------------------------------------------------- 500 345 15 197 12| 21.8 0.0 21.8| 30.3 -0.6 29.7 59.4 0.26| 23.4 6.2 1000 1 22 162 4| 14.5 0.0 14.5| 30.3 -9.9 20.4 20.4 -0.20| 19.4 -3.9 1500 357 26 242 1| 9.7 2.4 12.1| 30.3 -20.1 10.1 6.8 -0.30| 15.3 -4.5 2000 353 28 299 3| 7.3 2.8 10.1| 30.3 -28.0 2.3 1.1 -0.33| 12.5 -4.1 2500 349 29 297 6| 5.8 3.1 8.9| 30.3 -37.4 -7.1 -2.8 -0.35| 10.9 -3.8 3000 345 30 294 8| 4.8 3.1 8.0| 30.3 -45.2 -14.9 -5.0 -0.36| 9.7 -3.5 4000 339 32 288 11| 3.6 3.1 6.7| 30.3 -58.9 -28.6 -7.1 -0.36| 8.0 -2.9 5000 332 33 283 15| 2.9 3.1 6.0| 30.3 -79.0 -48.7 -9.7 -0.37| 7.0 -2.6 6000 328 35 281 18| 3.0 2.6 5.5| 80.9 -81.0 -0.1 -0.0 -0.25| 6.5 -1.6 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251230.00.gif