UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:1200Z 7 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 213 40 1 SFC 994 261 -2.7 -2.8 99 0.1 -2.7 40 1 270.9 271.4 270.7 279.3 3.12 2 925 830 -5.7 -7.8 85 2.1 -6.4 85 7 273.5 273.9 271.0 279.8 2.29 3 886 1166 -7.7 -9.9 84 2.2 -8.4 75 8 274.8 275.1 271.4 280.5 2.03 4 850 1487 -10.5 -12.8 83 2.3 -11.1 65 9 275.1 275.4 271.1 279.9 1.68 5 700 2949 -21.3 -24.1 78 2.8 -21.8 85 9 278.9 279.0 271.9 281.2 0.78 6 504 5276 -40.1 -43.5 70 3.4 -40.3 114 11 283.5 283.5 273.5 284.0 0.16 7 500 5330 -40.1 -43.5 70 3.4 -40.3 115 11 284.1 284.2 273.8 284.7 0.16 8 400 6830 -47.5 -50.9 68 3.4 -47.6 55 19 293.3 293.3 278.4 293.6 0.09 9 312 8440 -55.7 -59.2 65 3.5 -55.8 40 19 303.4 303.4 282.8 303.6 0.04 10 300 8690 -55.7 -59.2 65 3.5 -55.8 35 13 306.8 306.8 284.2 307.0 0.04 11 261 9581 -52.1 -55.7 65 3.6 -52.2 342 7 324.6 324.6 290.2 324.9 0.08 12 250 9860 -51.3 -55.0 65 3.7 -51.4 325 5 329.8 329.8 291.7 330.1 0.09 13 200 11310 -51.3 -55.2 63 3.9 -51.5 310 9 351.5 351.6 297.1 352.0 0.11 14 150 13180 -51.1 -55.1 62 4.0 -51.3 270 9 382.0 382.1 302.7 382.7 0.14 15 125 14362 -52.7 -56.7 62 4.0 -52.9 272 7 399.6 399.6 305.2 400.3 0.14 16 100 15800 -53.9 -58.0 61 4.1 -54.1 275 5 423.6 423.6 308.2 424.4 0.15 17 70 18090 -55.1 -59.2 60 4.1 -55.4 265 9 466.5 466.6 312.4 467.6 0.19 18 53 19861 -56.5 -60.5 61 4.0 -56.8 277 19 501.9 502.0 315.2 503.2 0.21 19 50 20230 -56.7 -60.7 60 4.0 -57.1 280 21 509.9 509.9 315.7 511.2 0.22 20 30 23490 -53.9 -58.1 60 4.2 -54.6 220 11 597.7 597.9 320.7 601.4 0.50 21 20 26111 -51.1 -55.4 60 4.3 -52.3 679.8 680.2 324.0 688.4 1.05 TRP 312 8440 -55.7 -59.2 65 3.5 -55.8 40 19 303.4 303.4 282.8 303.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5117.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 78.96 % Est. max temperature: 1.67 C = 35.00 F Sfc-Lift cond lev (LCL): 992.22 mb = 275.02 m = 902.29 ft T: -2.77 C 700-500 lapse rate: 7.90 C/km ThetaE index: 0.59 C Layer 850.0- 700.0 mb Conv cond level (CCL): 903.37 mb = 1014.69 m = 3328.99 ft Mean mixing ratio: 2.54 g/kg Conv temperature: 0.58 C = 33.05 F Cap Strength: 3.53 C Lifted Index: 4.00 C Risk: None Lifted Index @300 mb: 19.22 C Lifted Index @700 mb: 1.53 C Showalter Index: 3.88 C Risk: None Total Totals Index: 56.90 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.60 C Cross Totals Index: 27.30 C K Index: 14.00 Risk: None Sweat Index: 187.00 Risk: None Energy Index: 0.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.16 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 53115.11 J/kg Cap Strength: 3.59 C Lift Cond Lev (LCL): 923.35 mb = 843.93 m = 2768.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 at 7 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 ---------------------------------------------------------- 0 994 261 40 1 -0.6 -0.8 | 308 7 5.6 -4.4 1 925 830 85 7 -7.0 -0.6 | 10 4 -0.8 -4.3 2 850 1487 65 9 -8.2 -3.8 | 15 8 -2.0 -7.4 3 700 2949 85 9 -9.0 -0.8 | 32 5 -2.8 -4.4 4 500 5330 115 11 -10.0 4.6 | 105 4 -3.8 1.0 5 400 6830 55 19 -15.6 -10.9 | 33 17 -9.4 -14.5 6 312 8440 40 19 -12.2 -14.6 | 18 19 -6.0 -18.2 7 300 8690 35 13 -7.5 -10.6 | 5 14 -1.3 -14.3 8 250 9860 325 5 2.9 -4.1 | 310 12 9.1 -7.7 9 200 11310 310 9 6.9 -5.8 | 306 16 13.1 -9.4 10 150 13180 270 9 9.0 -0.0 | 283 16 15.2 -3.6 11 100 15800 275 5 5.0 -0.4 | 290 12 11.2 -4.1 12 70 18090 265 9 9.0 0.8 | 281 15 15.2 -2.9 13 50 20230 280 21 20.7 -3.6 | 285 28 26.9 -7.3 14 30 23490 220 11 7.1 8.4 | 250 14 13.3 4.8 Wind Parameters Mean winds (0-6000m): 90.4 at 9.6 knts Storm direction: 120.4 at 7.2 knts Shear (0-3000m) pos: 1.2 neg: 0.5 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 90.3 deg Storm rel helicity (0-3000m) pos: 14.4 neg: -0.1 tot: 14.3 m^2/s^2 ave: 4.8 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.48 Bulk Shear: 4.90 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 79 4 329 5| 5.7 0.0 5.7| 8.7 0.0 8.7 17.4 0.91| 6.1 5.6 1000 79 6 351 5| 2.8 1.2 4.0| 10.3 0.0 10.3 10.3 0.75| 4.6 3.4 1500 73 7 2 6| 1.9 1.1 3.0| 11.0 -0.1 10.9 7.3 0.66| 3.6 2.4 2000 73 7 7 6| 1.5 0.8 2.3| 12.2 -0.1 12.1 6.1 0.66| 3.0 2.0 2500 74 8 11 6| 1.3 0.6 1.9| 13.2 -0.1 13.1 5.3 0.66| 2.6 1.7 3000 77 8 15 6| 1.2 0.5 1.7| 14.4 -0.1 14.3 4.8 0.66| 2.4 1.6 4000 82 8 23 5| 1.1 0.4 1.5| 16.9 -0.1 16.8 4.2 0.70| 2.1 1.4 5000 89 9 35 5| 1.1 0.3 1.4| 19.4 -0.1 19.3 3.9 0.74| 1.9 1.4 6000 90 10 43 5| 0.9 1.1 2.0| 19.4 -12.9 6.5 1.1 0.26| 2.4 0.6 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251007.12.gif