UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 13 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 ------------------------------------------------------------------------------- 0 1000 250 35 1 SFC 999 258 -13.1 -14.1 92 1.0 -13.3 35 1 260.1 260.3 259.9 263.6 1.28 2 992 312 -10.7 -13.4 80 2.7 -11.3 37 2 263.1 263.3 262.3 266.8 1.37 3 970 485 -8.9 -11.0 85 2.1 -9.5 45 3 266.6 266.8 265.4 271.2 1.70 4 925 852 -11.3 -13.7 82 2.4 -11.9 60 7 267.8 268.0 265.8 271.7 1.43 5 850 1495 -15.5 -18.4 78 2.9 -16.1 75 11 269.9 270.1 266.6 272.9 1.05 6 820 1766 -16.7 -19.4 80 2.7 -17.2 76 12 271.4 271.6 267.5 274.3 1.00 7 756 2371 -21.1 -23.7 80 2.6 -21.5 78 13 273.0 273.2 268.1 275.2 0.75 8 738 2551 -17.3 -19.6 82 2.3 -17.8 79 14 279.1 279.3 272.5 282.3 1.09 9 700 2945 -19.7 -22.8 76 3.1 -20.3 80 15 280.7 280.8 273.1 283.3 0.87 10 500 5370 -35.1 -41.1 54 6.0 -35.5 70 29 290.2 290.3 277.1 290.9 0.21 11 400 6890 -45.5 -52.5 45 7.0 -45.7 80 33 295.9 295.9 279.6 296.1 0.07 12 319 8367 -54.5 -60.5 47 6.0 -54.6 85 44 303.2 303.2 282.7 303.3 0.03 13 300 8760 -54.7 -60.7 47 6.0 -54.8 85 48 308.2 308.3 284.7 308.4 0.04 14 296 8845 -55.1 -61.1 47 6.0 -55.2 85 47 308.9 308.9 284.9 309.0 0.03 15 250 9920 -52.9 -59.9 42 7.0 -53.1 85 40 327.4 327.4 291.0 327.6 0.05 16 229 10489 -52.3 -59.3 43 7.0 -52.5 85 33 336.7 336.7 293.6 336.9 0.06 17 200 11370 -51.5 -59.5 38 8.0 -51.8 85 23 351.2 351.2 297.0 351.5 0.06 18 150 13230 -52.9 -61.9 33 9.0 -53.2 75 15 378.9 378.9 302.1 379.2 0.06 19 100 15840 -54.7 -64.7 28 10.0 -55.1 35 9 422.0 422.1 308.0 422.4 0.06 20 70 18110 -55.7 -66.7 24 11.0 -56.2 80 7 465.2 465.2 312.3 465.6 0.07 21 54 19754 -57.3 -69.3 20 12.0 -57.9 320 2 497.4 497.4 314.8 497.8 0.06 22 50 20240 -57.3 -69.3 20 12.0 -57.9 285 1 508.4 508.5 315.6 508.9 0.07 23 49 20367 -57.3 -69.3 20 12.0 -57.9 282 1 511.4 511.4 315.8 511.8 0.07 24 30 23500 -51.5 -64.5 20 13.0 -53.3 200 9 604.2 604.3 320.9 605.9 0.22 25 26 24429 -51.7 -64.7 20 13.0 -53.7 628.9 629.0 321.9 630.8 0.25 TRP 319 8367 -54.5 -60.5 47 6.0 -54.6 85 44 303.2 303.2 282.7 303.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5120.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 73.16 % Est. max temperature: -3.27 C = 26.12 F Sfc-Lift cond lev (LCL): 982.83 mb = 383.44 m = 1257.99 ft T: -9.95 C 700-500 lapse rate: 6.35 C/km ThetaE index: 0.00 C Layer 999.0- 0.0 mb Conv cond level (CCL): 999.00 mb = 257.64 m = 845.27 ft Mean mixing ratio: 1.49 g/kg Conv temperature: -12.30 C = 9.86 F Cap Strength: 10.28 C Lifted Index: 16.27 C Risk: None Lifted Index @300 mb: 26.67 C Lifted Index @700 mb: 10.28 C Showalter Index: 14.45 C Risk: None Total Totals Index: 36.30 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 16.70 C K Index: -1.90 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.23 J/kg Max Up Vert Vel: 6.52 m/s Conv Inhibition (B-): 48446.27 J/kg Cap Strength: 16.17 C Lift Cond Lev (LCL): 913.44 mb = 947.64 m = 3109.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 104 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 ---------------------------------------------------------- 0 999 258 35 1 -0.6 -0.8 | 288 13 12.6 -4.0 1 925 852 60 7 -6.1 -3.5 | 313 10 7.1 -6.7 2 850 1495 75 11 -10.6 -2.8 | 337 7 2.5 -6.0 3 700 2945 80 15 -14.8 -2.6 | 16 6 -1.6 -5.8 4 500 5370 70 29 -27.3 -9.9 | 47 19 -14.1 -13.1 5 400 6890 80 33 -32.5 -5.7 | 65 21 -19.3 -8.9 6 319 8367 85 44 -43.8 -3.8 | 77 31 -30.7 -7.0 7 300 8760 85 48 -47.8 -4.2 | 78 35 -34.6 -7.4 8 250 9920 85 40 -39.8 -3.5 | 76 27 -26.7 -6.7 9 200 11370 85 23 -22.9 -2.0 | 62 11 -9.7 -5.2 10 150 13230 75 15 -14.5 -3.9 | 11 7 -1.3 -7.0 11 100 15840 35 9 -5.2 -7.4 | 323 13 8.0 -10.5 12 70 18110 80 7 -6.9 -1.2 | 305 8 6.3 -4.4 13 50 20240 285 1 1.0 -0.3 | 284 15 14.1 -3.4 14 30 23500 200 9 3.1 8.5 | 252 17 16.2 5.3 Wind Parameters Mean winds (0-6000m): 73.5 at 18.1 knts Storm direction: 103.5 at 13.5 knts Shear (0-3000m) pos: 2.4 neg: 0.4 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 99.6 deg Storm rel helicity (0-3000m) pos: 32.2 neg: 0.0 tot: 32.2 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 28.76 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 56 4 296 11| 5.3 0.0 5.3| 14.0 0.0 14.0 28.0 0.84| 5.4 4.5 1000 62 6 306 10| 4.5 0.0 4.5| 20.9 0.0 20.9 20.9 0.80| 4.7 3.7 1500 68 7 313 9| 3.8 0.0 3.8| 24.5 0.0 24.5 16.4 0.79| 4.0 3.2 2000 71 9 320 8| 3.2 0.0 3.2| 26.8 0.0 26.8 13.4 0.81| 3.4 2.7 2500 74 10 327 7| 2.8 0.0 2.8| 29.1 0.0 29.1 11.6 0.83| 3.0 2.5 3000 75 11 334 7| 2.4 0.4 2.8| 32.2 0.0 32.2 10.7 0.83| 2.9 2.4 4000 75 13 354 6| 1.8 1.1 2.8| 38.7 0.0 38.7 9.7 0.72| 2.9 2.1 5000 74 16 13 8| 1.4 1.5 2.9| 42.5 0.0 42.5 8.5 0.61| 3.0 1.8 6000 74 18 27 9| 1.5 1.2 2.7| 62.1 0.0 62.1 10.3 0.64| 2.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251013.00.gif