UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 10 OCT 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 1005 260 -8.3 -11.0 81 2.7 -9.0 35 1 264.5 264.7 263.9 268.9 1.64 1 1000 299 -8.3 -12.8 70 4.5 -9.4 30 5 264.9 265.1 263.7 268.7 1.43 2 925 899 -13.3 -18.3 66 5.0 -14.3 40 9 265.7 265.9 263.5 268.4 0.98 3 850 1535 -18.9 -21.7 79 2.8 -19.4 65 9 266.3 266.5 263.6 268.6 0.79 4 832 1694 -19.9 -22.5 80 2.6 -20.3 65 10 266.9 267.1 264.0 269.1 0.75 5 826 1748 -18.3 -20.9 80 2.6 -18.7 65 10 269.2 269.3 265.8 271.7 0.87 6 818 1821 -16.1 -18.9 79 2.8 -16.7 65 11 272.3 272.4 268.2 275.3 1.05 7 736 2614 -18.3 -24.3 59 6.0 -19.3 65 15 278.2 278.3 271.4 280.4 0.73 8 708 2904 -17.9 -28.9 38 11.0 -19.6 65 17 281.7 281.8 273.1 283.3 0.50 9 703 2957 -18.1 -30.1 34 12.0 -19.8 65 17 282.1 282.2 273.2 283.5 0.45 10 700 2989 -18.1 -30.1 34 12.0 -19.8 65 17 282.4 282.5 273.3 283.8 0.45 11 600 4124 -25.3 -40.3 23 15.0 -26.7 70 24 286.8 286.9 275.3 287.5 0.19 12 561 4610 -27.1 -34.1 51 7.0 -27.9 72 28 290.3 290.3 277.4 291.5 0.38 13 500 5430 -32.5 -37.5 61 5.0 -32.9 75 33 293.4 293.5 278.8 294.4 0.30 14 495 5500 -33.5 -38.4 61 4.9 -33.9 75 33 293.0 293.1 278.6 294.0 0.28 15 400 6960 -43.7 -48.7 58 5.0 -43.9 80 44 298.2 298.2 280.7 298.6 0.11 16 368 7516 -48.1 -53.1 56 5.0 -48.3 79 42 299.5 299.5 281.3 299.8 0.07 17 300 8840 -56.1 -61.1 53 5.0 -56.2 75 36 306.3 306.3 284.0 306.4 0.03 18 265 9624 -59.7 -64.7 52 5.0 -59.7 75 38 312.1 312.1 286.1 312.2 0.02 19 250 9990 -58.7 -63.7 52 5.0 -58.7 75 40 318.8 318.8 288.4 318.9 0.03 20 217 10881 -55.1 -60.1 54 5.0 -55.2 72 27 337.5 337.6 293.7 337.8 0.05 21 200 11400 -54.9 -60.9 47 6.0 -55.1 70 19 345.8 345.8 295.7 346.1 0.05 22 150 13250 -53.9 -62.9 32 9.0 -54.2 65 11 377.2 377.2 301.8 377.5 0.05 23 129 14219 -54.1 -64.1 28 10.0 -54.4 50 10 393.5 393.5 304.3 393.7 0.05 24 100 15850 -55.3 -68.3 18 13.0 -55.7 25 7 420.9 420.9 307.9 421.1 0.04 25 70 18120 -56.7 -71.7 13 15.0 -57.2 100 3 463.1 463.1 312.1 463.3 0.03 26 57 19426 -56.5 -72.5 12 16.0 -57.2 182 4 491.6 491.6 314.4 491.8 0.04 27 50 20260 -56.1 -72.1 12 16.0 -56.9 235 5 511.3 511.3 315.8 511.6 0.05 28 38 22001 -56.5 -73.5 10 17.0 -57.5 240 6 552.0 552.0 318.2 552.3 0.05 29 30 23510 -53.5 -72.5 8 19.0 -55.2 245 7 598.8 598.8 320.6 599.3 0.07 30 25 24688 -51.7 -71.7 7 20.0 -54.1 636.0 636.0 322.2 636.8 0.10 31 23 25229 -51.5 -71.5 7 20.0 -54.1 651.9 652.0 322.8 652.8 0.11 TRP 265 9624 -59.7 -64.7 52 5.0 -59.7 75 38 312.1 312.1 286.1 312.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5131.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 54.18 % Est. max temperature: -6.46 C = 20.37 F Sfc-Lift cond lev (LCL): 962.53 mb = 592.91 m = 1945.21 ft T: -10.75 C 700-500 lapse rate: 5.90 C/km ThetaE index: 0.47 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 876.51 mb = 1303.97 m = 4278.06 ft Mean mixing ratio: 1.16 g/kg Conv temperature: -6.64 C = 20.05 F Cap Strength: 18.70 C Lifted Index: 20.51 C Risk: None Lifted Index @300 mb: 26.73 C Lifted Index @700 mb: 13.58 C Showalter Index: 20.51 C Risk: None Total Totals Index: 24.40 C Risk: None Vertical Totals Index: 13.60 C Cross Totals Index: 10.80 C K Index: -20.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 5.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.85 J/kg Max Up Vert Vel: 2.39 m/s Conv Inhibition (B-): 54091.25 J/kg Cap Strength: 20.29 C Lift Cond Lev (LCL): 887.10 mb = 1213.70 m = 3981.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 100 at 15 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 1005 260 35 1 -0.6 -0.8 | 283 15 14.3 -3.4 1 1000 299 30 5 -2.5 -4.3 | 299 14 12.4 -6.9 2 925 899 40 9 -5.8 -6.9 | 316 13 9.1 -9.5 3 850 1535 65 9 -8.2 -3.8 | 313 9 6.7 -6.4 4 700 2989 65 17 -15.4 -7.2 | 3 10 -0.5 -9.8 5 500 5430 75 33 -31.9 -8.5 | 57 20 -17.0 -11.1 6 400 6960 80 44 -43.3 -7.6 | 70 30 -28.4 -10.2 7 300 8840 75 36 -34.8 -9.3 | 59 23 -19.9 -11.9 8 265 9624 75 38 -36.7 -9.8 | 60 25 -21.8 -12.4 9 250 9990 75 40 -38.6 -10.4 | 61 27 -23.7 -12.9 10 200 11400 70 19 -17.9 -6.5 | 18 10 -3.0 -9.1 11 150 13250 65 11 -10.0 -4.6 | 326 9 4.9 -7.2 12 100 15850 25 7 -3.0 -6.3 | 307 15 11.9 -8.9 13 70 18120 100 3 -3.0 0.5 | 280 12 11.9 -2.1 14 50 20260 235 5 4.1 2.9 | 269 19 19.0 0.3 15 30 23510 245 7 6.3 3.0 | 269 21 21.2 0.4 Wind Parameters Mean winds (0-6000m): 69.8 at 20.2 knts Storm direction: 99.8 at 15.1 knts Shear (0-3000m) pos: 2.1 neg: 0.9 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 89.2 deg Storm rel helicity (0-3000m) pos: 52.2 neg: -1.1 tot: 51.1 m^2/s^2 ave: 17.0 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 31.67 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 35 6 304 14| 7.3 0.0 7.3| 26.3 0.0 26.3 52.5 0.98| 7.4 7.3 1000 41 8 310 13| 4.1 0.0 4.1| 29.8 -0.3 29.5 29.5 0.78| 5.3 4.1 1500 49 8 312 12| 3.2 0.0 3.2| 32.3 -1.1 31.2 20.8 0.67| 4.5 3.0 2000 54 9 316 11| 2.4 0.7 3.1| 38.5 -1.1 37.5 18.7 0.72| 4.1 3.0 2500 57 10 321 10| 1.9 1.1 3.1| 44.8 -1.1 43.8 17.5 0.76| 3.8 2.9 3000 59 11 328 10| 2.1 0.9 3.1| 52.2 -1.1 51.1 17.0 0.78| 3.7 2.9 4000 63 14 344 9| 2.5 0.7 3.2| 69.9 -1.1 68.8 17.2 0.79| 3.7 2.9 5000 67 17 5 9| 2.6 0.6 3.2| 90.3 -1.1 89.2 17.8 0.77| 3.6 2.8 6000 70 20 23 10| 2.8 0.5 3.3|113.6 -1.1 112.6 18.8 0.73| 3.7 2.7 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251010.00.gif