UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110312.upa.cvt Date: 1200Z 3 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:1200Z 3 NOV 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 98 10 3 SFC 998 113 -20.5 -23.1 80 2.6 -20.8 10 3 252.8 252.9 252.4 254.4 0.60 2 951 468 -22.1 -25.0 77 2.9 -22.4 51 8 254.7 254.8 253.9 256.1 0.53 3 925 673 -19.3 -22.3 77 3.0 -19.7 75 11 259.6 259.7 258.3 261.5 0.69 4 920 713 -18.7 -21.8 77 3.1 -19.2 72 11 260.6 260.7 259.2 262.6 0.73 5 850 1301 -20.3 -27.3 54 7.0 -21.2 25 15 264.9 265.0 261.9 266.3 0.48 6 830 1477 -20.7 -28.7 49 8.0 -21.7 23 15 266.3 266.3 262.9 267.5 0.43 7 766 2066 -24.9 -35.9 35 11.0 -25.9 14 15 267.9 268.0 263.7 268.6 0.23 8 701 2705 -29.1 -37.1 46 8.0 -29.7 5 15 270.1 270.2 265.2 270.8 0.23 9 700 2715 -29.1 -37.1 46 8.0 -29.7 5 15 270.3 270.3 265.3 271.0 0.23 10 635 3409 -31.3 -37.3 55 6.0 -31.7 340 18 275.4 275.4 268.8 276.2 0.24 11 519 4815 -39.1 -43.1 66 4.0 -39.3 289 24 282.3 282.4 272.8 282.9 0.16 12 507 4975 -40.1 -44.1 65 4.0 -40.3 284 25 283.0 283.0 273.2 283.5 0.15 13 500 5070 -40.5 -44.6 65 4.1 -40.7 280 25 283.7 283.7 273.5 284.1 0.14 14 475 5418 -41.1 -45.8 60 4.7 -41.3 275 30 287.1 287.1 275.4 287.6 0.13 15 400 6570 -46.9 -53.9 45 7.0 -47.1 260 46 294.0 294.0 278.7 294.3 0.06 16 320 8018 -54.7 -63.7 32 9.0 -54.8 255 56 302.6 302.6 282.5 302.7 0.02 17 300 8430 -54.7 -63.7 32 9.0 -54.8 255 56 308.2 308.2 284.7 308.3 0.02 18 284 8780 -54.3 -63.3 32 9.0 -54.4 258 52 313.7 313.7 286.6 313.8 0.03 19 250 9600 -51.9 -61.9 29 10.0 -52.1 265 44 328.9 328.9 291.5 329.1 0.04 20 200 11050 -51.9 -63.9 22 12.0 -52.2 270 35 350.6 350.6 296.8 350.7 0.04 21 188 11452 -51.3 -64.3 20 13.0 -51.7 270 34 357.8 357.8 298.3 358.0 0.04 22 151 12867 -53.9 -68.9 14 15.0 -54.2 270 31 376.5 376.5 301.7 376.6 0.02 23 150 12910 -53.9 -69.9 12 16.0 -54.3 270 31 377.2 377.2 301.8 377.3 0.02 24 119 14390 -56.5 -73.5 10 17.0 -56.9 273 34 398.2 398.3 305.0 398.3 0.02 25 100 15500 -54.9 -72.9 9 18.0 -55.4 275 36 421.7 421.7 307.9 421.8 0.02 26 93 15964 -54.5 -73.5 8 19.0 -55.1 272 36 431.3 431.3 309.0 431.4 0.02 27 77 17156 -60.1 -79.1 7 19.0 -60.4 264 35 443.6 443.6 310.3 443.6 0.01 28 76 17237 -60.1 -79.1 7 19.0 -60.4 263 35 445.2 445.2 310.4 445.3 0.01 29 70 17750 -59.9 -78.9 7 19.0 -60.3 260 35 456.2 456.2 311.4 456.3 0.01 30 50 19850 -61.3 -80.3 6 19.0 -61.8 260 36 499.0 499.0 314.9 499.1 0.01 31 30 22980 -64.3 -84.3 5 20.0 -64.8 255 40 569.3 569.4 319.1 569.4 0.01 32 21 25163 -64.1 -84.1 5 20.0 -64.8 631.1 631.1 321.9 631.2 0.02 TRP 320 8018 -54.7 -63.7 32 9.0 -54.8 255 56 302.6 302.6 282.5 302.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 4972.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 56.92 % Est. max temperature: -8.28 C = 17.09 F Sfc-Lift cond lev (LCL): 956.03 mb = 429.37 m = 1408.68 ft T: -21.92 C 700-500 lapse rate: 4.84 C/km ThetaE index: 0.00 C Layer 998.0--28882151778513119643386622509056.0 mb Conv cond level (CCL): 747.21 mb = 2244.57 m = 7363.98 ft Mean mixing ratio: 0.61 g/kg Conv temperature: -4.75 C = 23.44 F Cap Strength: 20.38 C Lifted Index: 20.83 C Risk: None Lifted Index @300 mb: 35.34 C Lifted Index @700 mb: 11.19 C Showalter Index: 14.38 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 13.20 C K Index: -15.10 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.40 J/kg Max Up Vert Vel: 8.99 m/s Conv Inhibition (B-): 61019.24 J/kg Cap Strength: 20.72 C Lift Cond Lev (LCL): 901.19 mb = 866.77 m = 2843.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 14 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 ---------------------------------------------------------- 0 998 113 10 3 -0.5 -3.0 | 160 12 -4.0 11.0 1 925 673 75 11 -10.6 -2.8 | 128 18 -14.1 11.1 2 850 1301 25 15 -6.3 -13.6 | 92 10 -9.8 0.3 3 700 2715 5 15 -1.3 -14.9 | 78 5 -4.8 -1.0 4 500 5070 280 25 24.6 -4.3 | 246 23 21.1 9.6 5 400 6570 260 46 45.3 8.0 | 242 47 41.8 21.9 6 320 8018 255 56 54.1 14.5 | 241 58 50.6 28.4 7 300 8430 255 56 54.1 14.5 | 241 58 50.6 28.4 8 250 9600 265 44 43.8 3.8 | 246 44 40.3 17.8 9 200 11050 270 35 35.0 -0.0 | 246 34 31.5 13.9 10 150 12910 270 31 31.0 -0.0 | 243 31 27.5 13.9 11 100 15500 275 36 35.9 -3.1 | 252 34 32.4 10.8 12 70 17750 260 35 34.5 6.1 | 237 37 31.0 20.0 13 50 19850 260 36 35.5 6.3 | 238 38 31.9 20.2 14 30 22980 255 40 38.6 10.4 | 235 43 35.1 24.3 Wind Parameters Mean winds (0-6000m): 315.9 at 19.2 knts Storm direction: 345.9 at 14.4 knts Shear (0-3000m) pos: 1.5 neg: 3.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -142.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -61.0 tot: -61.0 m^2/s^2 ave: -20.3 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.65 Bulk Shear: 62.58 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 60 7 139 14| 9.2 0.0 9.2| 0.0 -21.1 -21.1 -42.2 -0.67| 10.1 -6.8 1000 58 9 128 15| 4.6 3.5 8.1| 0.0 -46.5 -46.5 -46.5 -0.69| 9.6 -6.6 1500 43 11 118 13| 3.1 3.8 6.8| 0.0 -55.3 -55.3 -36.9 -0.67| 8.1 -5.4 2000 35 12 111 11| 2.3 3.2 5.5| 0.0 -56.6 -56.6 -28.3 -0.65| 6.6 -4.2 2500 28 13 106 10| 1.8 2.8 4.6| 0.0 -57.6 -57.6 -23.0 -0.62| 5.6 -3.5 3000 22 13 102 9| 1.5 3.0 4.5| 0.0 -61.0 -61.0 -20.3 -0.65| 5.5 -3.6 4000 5 15 83 5| 1.1 3.4 4.6| 0.0 -73.5 -73.5 -18.4 -0.65| 5.8 -3.7 5000 343 16 321 2| 0.9 3.6 4.5| 0.0-111.8-111.8 -22.4 -0.63| 6.1 -3.8 6000 316 19 269 10| 0.8 4.2 5.0| 3.5-122.8-119.3 -19.9 -0.50| 6.5 -3.3 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251103.12.gif