UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110212.upa.cvt Date: 1200Z 2 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:1200Z 2 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 95 70 3 SFC 998 110 -16.3 -18.3 85 2.0 -16.6 70 3 257.0 257.1 256.6 259.4 0.90 2 967 346 -18.7 -21.1 81 2.4 -19.1 93 8 256.9 257.0 256.2 258.9 0.73 3 954 448 -14.9 -17.1 83 2.2 -15.3 103 10 261.8 261.9 260.7 264.6 1.05 4 926 674 -13.9 -16.1 83 2.2 -14.3 124 15 265.0 265.2 263.4 268.2 1.17 5 925 682 -13.9 -16.2 83 2.3 -14.4 125 15 265.1 265.3 263.4 268.3 1.16 6 850 1318 -18.1 -21.5 75 3.4 -18.7 115 11 267.2 267.3 264.3 269.5 0.81 7 739 2348 -25.1 -30.0 64 4.9 -25.6 93 8 270.5 270.5 265.8 271.7 0.43 8 724 2497 -24.5 -29.5 63 5.0 -25.1 90 8 272.7 272.8 267.4 274.1 0.46 9 700 2743 -23.9 -28.2 68 4.3 -24.5 85 7 276.0 276.1 269.7 277.6 0.54 10 699 2753 -23.9 -28.2 68 4.3 -24.5 84 7 276.1 276.2 269.8 277.7 0.54 11 623 3590 -25.9 -29.0 75 3.1 -26.3 33 20 283.1 283.2 273.9 284.8 0.56 12 540 4619 -28.5 -45.5 18 17.0 -29.7 329 36 291.8 291.8 277.7 292.2 0.12 13 539 4632 -28.7 -45.7 18 17.0 -29.9 328 36 291.7 291.7 277.7 292.1 0.12 14 520 4889 -27.7 -38.7 34 11.0 -28.8 312 40 295.9 296.0 279.9 296.8 0.26 15 500 5170 -29.9 -36.9 51 7.0 -30.6 295 44 296.6 296.6 280.3 297.7 0.32 16 490 5313 -30.7 -36.7 56 6.0 -31.3 295 47 297.3 297.4 280.7 298.5 0.34 17 400 6720 -40.3 -44.4 65 4.1 -40.5 290 77 302.6 302.6 282.7 303.3 0.18 18 323 8142 -51.5 -55.6 61 4.1 -51.6 286 90 306.2 306.2 284.0 306.5 0.06 19 304 8535 -52.7 -56.9 60 4.2 -52.8 285 94 309.9 309.9 285.4 310.1 0.06 20 300 8620 -53.5 -57.7 60 4.2 -53.6 285 95 309.9 309.9 285.4 310.1 0.05 21 283 8995 -56.4 -60.5 60 4.1 -56.5 280 99 311.0 311.0 285.7 311.1 0.04 22 278 9109 -57.3 -61.4 60 4.1 -57.3 281 98 311.3 311.3 285.8 311.4 0.04 23 250 9780 -59.7 -63.8 59 4.1 -59.7 285 93 317.3 317.3 287.9 317.4 0.03 24 225 10431 -61.9 -65.9 59 4.0 -61.9 290 75 323.6 323.7 289.9 323.7 0.02 25 217 10653 -61.7 -65.7 59 4.0 -61.7 288 70 327.3 327.3 291.0 327.4 0.03 26 200 11160 -57.9 -62.3 57 4.4 -58.0 285 58 341.1 341.1 294.6 341.3 0.04 27 197 11256 -56.9 -61.2 58 4.3 -57.0 286 57 344.1 344.2 295.4 344.4 0.05 28 188 11552 -57.1 -61.5 57 4.4 -57.2 287 55 348.5 348.5 296.3 348.7 0.05 29 150 12980 -57.7 -62.7 53 5.0 -57.8 295 46 370.7 370.7 300.7 370.9 0.06 30 113 14770 -56.9 -63.9 41 7.0 -57.1 298 38 403.4 403.5 305.7 403.8 0.06 31 100 15540 -58.9 -66.9 35 8.0 -59.1 300 35 413.9 413.9 307.0 414.2 0.05 32 70 17770 -61.3 -71.3 25 10.0 -61.6 280 27 453.2 453.3 311.2 453.4 0.04 33 51 19728 -63.5 -74.5 21 11.0 -63.8 280 33 491.1 491.1 314.3 491.2 0.03 34 50 19850 -63.1 -74.1 21 11.0 -63.4 280 33 494.8 494.8 314.6 495.0 0.03 35 47 20231 -61.5 -72.5 22 11.0 -61.9 507.5 507.5 315.5 507.7 0.05 36 30 23000 -63.1 -76.1 16 13.0 -63.7 572.6 572.6 319.3 572.9 0.04 37 28 23424 -63.1 -76.1 16 13.0 -63.7 584.0 584.0 319.9 584.3 0.04 TRP 225 10431 -61.9 -65.9 59 4.0 -61.9 290 75 323.6 323.7 289.9 323.7 0.02 WND 283 8995 -56.4 -60.5 60 4.1 -56.5 280 99 311.0 311.0 285.7 311.1 0.04 Sounding variables and indices 1000-500 mb thick: 5075.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 63.28 % Est. max temperature: -6.06 C = 21.09 F Sfc-Lift cond lev (LCL): 965.94 mb = 354.57 m = 1163.27 ft T: -18.39 C 700-500 lapse rate: 2.47 C/km ThetaE index: 0.53 C Layer 967.0- 954.0 mb Conv cond level (CCL): 983.71 mb = 218.06 m = 715.41 ft Mean mixing ratio: 0.99 g/kg Conv temperature: -16.34 C = 2.59 F Cap Strength: 26.42 C Lifted Index: 26.62 C Risk: None Lifted Index @300 mb: 32.38 C Lifted Index @700 mb: 11.35 C Showalter Index: 22.40 C Risk: None Total Totals Index: 20.20 C Risk: None Vertical Totals Index: 11.80 C Cross Totals Index: 8.40 C K Index: -14.00 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 5.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.90 J/kg Max Up Vert Vel: 9.99 m/s Conv Inhibition (B-): 48285.94 J/kg Cap Strength: 26.56 C Lift Cond Lev (LCL): 913.62 mb = 775.09 m = 2542.92 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 17 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 ---------------------------------------------------------- 0 998 110 70 3 -2.8 -1.0 | 139 18 -12.0 13.8 1 925 682 125 15 -12.3 8.6 | 138 32 -21.4 23.5 2 850 1318 115 11 -10.0 4.6 | 136 27 -19.1 19.5 3 700 2743 85 7 -7.0 -0.6 | 131 22 -16.1 14.2 4 500 5170 295 44 39.9 -18.6 | 277 31 30.7 -3.7 5 400 6720 290 77 72.4 -26.3 | 280 64 63.2 -11.5 6 300 8620 285 95 91.8 -24.6 | 277 83 82.6 -9.7 7 283 8995 280 99 97.5 -17.2 | 272 88 88.3 -2.3 8 250 9780 285 93 89.8 -24.1 | 277 81 80.7 -9.2 9 225 10431 290 75 70.5 -25.7 | 280 62 61.3 -10.8 10 200 11160 285 58 56.0 -15.0 | 270 47 46.9 -0.2 11 150 12980 295 46 41.7 -19.4 | 278 33 32.5 -4.6 12 100 15540 300 35 30.3 -17.5 | 277 21 21.1 -2.6 13 70 17770 280 27 26.6 -4.7 | 240 20 17.4 10.2 14 50 19850 280 33 32.5 -5.7 | 249 25 23.3 9.1 Wind Parameters Mean winds (0-6000m): 298.3 at 23.3 knts Storm direction: 328.3 at 17.5 knts Shear (0-3000m) pos: 1.8 neg: 2.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -25.2 deg Storm rel helicity (0-3000m) pos: 22.5 neg: -73.4 tot: -50.9 m^2/s^2 ave: -17.0 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 5.5 stream: -1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.38 Bulk Shear: 131.11 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 ------------------------------------------------------------------------------- 500 115 8 138 25| 12.0 0.0 12.0| 12.7 -13.8 -1.1 -2.2 -0.07| 13.1 -0.9 1000 120 11 137 28| 5.4 0.0 5.4| 22.5 -20.0 2.4 2.4 -0.03| 9.1 -0.2 1500 118 11 137 28| 3.6 1.0 4.6| 22.5 -26.7 -4.2 -2.8 -0.07| 7.1 -0.5 2000 115 11 136 27| 2.7 1.3 4.0| 22.5 -32.2 -9.8 -4.9 -0.10| 5.9 -0.6 2500 112 10 135 26| 2.2 1.4 3.6| 22.5 -34.0 -11.5 -4.6 -0.10| 5.1 -0.5 3000 107 10 134 26| 1.8 2.0 3.8| 22.5 -73.4 -50.9 -17.0 -0.29| 5.5 -1.6 4000 72 12 118 24| 1.4 4.5 5.9| 22.5-205.6-183.0 -45.8 -0.60| 7.6 -4.5 5000 320 17 228 3| 1.1 5.7 6.8| 22.5-402.3-379.8 -76.0 -0.73| 10.3 -7.5 6000 298 23 251 12| 0.9 6.5 7.4| 43.5-420.6-377.1 -62.9 -0.60| 10.5 -6.3 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251102.12.gif