UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 13 OCT 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1030 48 1.4 -8.6 47 10.0 -1.9 90 7 272.2 272.6 269.7 277.6 1.93 1 1000 284 -1.5 -11.5 46 10.0 -4.4 115 11 271.6 271.9 268.7 276.1 1.58 2 990 364 -2.3 -11.3 50 9.0 -5.0 120 11 271.6 271.9 268.8 276.2 1.62 3 925 898 -7.3 -14.3 57 7.0 -9.1 150 11 271.8 272.1 268.5 275.7 1.36 4 921 932 -7.5 -14.5 57 7.0 -9.3 151 11 272.0 272.2 268.5 275.8 1.35 5 896 1147 -4.9 -17.9 35 13.0 -8.1 159 9 276.8 277.0 271.1 279.9 1.04 6 850 1561 -5.5 -28.5 14 23.0 -9.9 175 7 280.4 280.5 272.1 281.7 0.43 7 790 2135 -5.5 -32.5 10 27.0 -10.4 164 6 286.3 286.4 275.3 287.3 0.32 8 700 3076 -9.5 -30.5 16 21.0 -13.4 145 5 292.0 292.0 278.3 293.4 0.43 9 665 3470 -11.3 -31.3 17 20.0 -14.9 144 6 294.3 294.3 279.4 295.6 0.42 10 582 4475 -19.7 -38.7 17 19.0 -22.0 142 9 295.9 295.9 279.8 296.7 0.23 11 508 5475 -24.3 -46.3 11 22.0 -26.3 140 13 302.0 302.1 282.4 302.5 0.12 12 500 5590 -25.3 -47.3 11 22.0 -27.2 140 13 302.2 302.2 282.4 302.6 0.11 13 424 6765 -34.7 -50.7 18 16.0 -35.6 140 9 304.8 304.8 283.4 305.1 0.09 14 400 7170 -36.9 -52.9 17 16.0 -37.7 140 7 307.0 307.0 284.3 307.3 0.07 15 378 7559 -38.9 -54.9 17 16.0 -39.6 143 7 309.4 309.4 285.2 309.6 0.06 16 300 9100 -50.7 -66.7 13 16.0 -51.0 155 5 313.9 313.9 286.7 314.0 0.02 17 257 10096 -57.7 -71.7 15 14.0 -57.8 197 7 317.8 317.8 288.0 317.8 0.01 18 250 10270 -58.7 -72.7 15 14.0 -58.8 205 7 318.8 318.8 288.3 318.8 0.01 19 214 11239 -62.1 -74.1 19 12.0 -62.2 255 7 328.0 328.0 291.2 328.0 0.01 20 200 11660 -58.9 -70.9 20 12.0 -59.0 295 7 339.5 339.5 294.2 339.5 0.01 21 180 12324 -56.9 -68.9 21 12.0 -57.1 300 11 353.1 353.1 297.3 353.2 0.02 22 150 13480 -56.5 -69.5 18 13.0 -56.8 310 19 372.7 372.7 301.1 372.8 0.02 23 100 16040 -58.3 -74.3 11 16.0 -58.6 310 21 415.1 415.1 307.2 415.2 0.02 24 85 17059 -59.1 -75.1 11 16.0 -59.5 308 21 433.2 433.2 309.2 433.3 0.02 25 70 18270 -60.7 -77.7 9 17.0 -61.0 305 21 454.5 454.5 311.3 454.6 0.01 26 52 20117 -61.7 -78.7 9 17.0 -62.1 301 21 492.5 492.5 314.4 492.6 0.02 27 50 20360 -61.3 -79.3 7 18.0 -61.7 300 21 499.0 499.0 314.9 499.1 0.01 28 30 23530 -61.7 -79.7 7 18.0 -62.4 295 23 576.4 576.4 319.5 576.6 0.02 29 28 23957 -61.7 -79.7 7 18.0 -62.4 294 22 587.9 587.9 320.0 588.1 0.02 30 20 26060 -57.3 -76.3 7 19.0 -58.9 290 19 660.8 660.8 323.1 661.3 0.06 31 17 27088 -57.3 -76.3 7 19.0 -59.2 692.2 692.2 324.2 692.8 0.07 32 10 30514 -48.1 -69.1 7 21.0 -53.9 840.0 840.2 328.2 843.6 0.35 TRP 214 11239 -62.1 -74.1 19 12.0 -62.2 255 7 328.0 328.0 291.2 328.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5306.00 m Freezing level: 1015.52 mb = 161.70 m = 530.50 ft Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 22.20 % Est. max temperature: 7.24 C = 45.03 F Sfc-Lift cond lev (LCL): 881.01 mb = 1279.54 m = 4197.92 ft T: -5.09 C 700-500 lapse rate: 6.28 C/km ThetaE index: 1.53 C Layer 1000.0- 990.0 mb Conv cond level (CCL): 601.05 mb = 4232.50 m = 13885.98 ft Mean mixing ratio: 1.59 g/kg Conv temperature: 24.88 C = 76.79 F Cap Strength: 21.62 C Lifted Index: 21.61 C Risk: None Lifted Index @300 mb: 26.68 C Lifted Index @700 mb: 16.03 C Showalter Index: 17.28 C Risk: None Total Totals Index: 16.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: -3.20 C K Index: -29.70 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 4.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.32 J/kg Max Up Vert Vel: 1.63 m/s Conv Inhibition (B-): 68436.64 J/kg Cap Strength: 21.61 C Lift Cond Lev (LCL): 852.80 mb = 1535.13 m = 5036.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 174 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 1030 48 90 7 -7.0 0.0 | 44 9 -6.4 -6.5 1 1000 284 115 11 -10.0 4.6 | 79 10 -9.3 -1.8 2 925 898 150 11 -5.5 9.5 | 122 6 -4.9 3.0 3 850 1561 175 7 -0.6 7.0 | 183 0 0.0 0.5 4 700 3076 145 5 -2.9 4.1 | 43 3 -2.2 -2.4 5 500 5590 140 13 -8.4 10.0 | 114 8 -7.7 3.5 6 400 7170 140 7 -4.5 5.4 | 74 4 -3.9 -1.1 7 300 9100 155 5 -2.1 4.5 | 37 2 -1.5 -2.0 8 250 10270 205 7 3.0 6.3 | 272 4 3.6 -0.1 9 214 11239 255 7 6.8 1.8 | 302 9 7.4 -4.7 10 200 11660 295 7 6.3 -3.0 | 324 12 7.0 -9.4 11 150 13480 310 19 14.6 -12.2 | 321 24 15.2 -18.7 12 100 16040 310 21 16.1 -13.5 | 320 26 16.7 -20.0 13 70 18270 305 21 17.2 -12.0 | 316 26 17.8 -18.5 14 50 20360 300 21 18.2 -10.5 | 312 25 18.8 -17.0 15 30 23530 295 23 20.8 -9.7 | 307 27 21.5 -16.2 16 20 26060 290 19 17.9 -6.5 | 305 23 18.5 -13.0 Wind Parameters Mean winds (0-6000m): 144.4 at 8.7 knts Storm direction: 174.4 at 6.5 knts Shear (0-3000m) pos: 1.6 neg: 0.6 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): -1.0 deg Storm rel helicity (0-3000m) pos: 26.1 neg: -0.6 tot: 25.4 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.42 Bulk Shear: 3.17 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 10 75 9| 7.4 0.0 7.4| 18.9 0.0 18.9 37.8 0.94| 8.6 8.1 1000 130 10 92 7| 5.0 0.0 5.0| 25.2 0.0 25.2 25.2 0.86| 7.0 6.0 1500 140 10 100 6| 3.2 0.0 3.2| 26.1 0.0 26.1 17.4 0.74| 6.1 4.5 2000 145 9 102 5| 2.4 0.3 2.8| 26.1 -0.1 25.9 13.0 0.64| 4.9 3.1 2500 148 8 100 4| 1.9 0.5 2.5| 26.1 -0.3 25.7 10.3 0.57| 4.2 2.4 3000 149 8 95 3| 1.6 0.6 2.2| 26.1 -0.6 25.4 8.5 0.52| 3.7 1.9 4000 148 8 89 3| 1.2 0.5 1.8| 28.7 -0.6 28.0 7.0 0.57| 3.1 1.8 5000 146 8 92 4| 1.0 0.7 1.7| 31.2 -0.6 30.6 6.1 0.57| 2.8 1.6 6000 144 9 97 4| 0.8 0.6 1.4| 32.4 -2.2 30.1 5.0 0.51| 2.6 1.3 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251013.12.gif