UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 21 APR 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 86 SFC 978 261 -5.5 -10.5 68 5.0 -7.0 140 3 269.4 269.6 267.5 274.2 1.75 2 942 555 -5.3 -14.3 49 9.0 -7.7 164 16 272.5 272.7 268.8 276.3 1.34 3 925 698 -6.3 -16.3 45 10.0 -8.8 175 23 272.9 273.1 268.8 276.2 1.16 4 873 1147 -10.1 -21.1 40 11.0 -12.3 182 19 273.5 273.6 268.5 275.8 0.81 5 850 1352 -11.7 -21.7 43 10.0 -13.7 185 17 273.9 274.0 268.8 276.2 0.79 6 761 2187 -19.3 -24.3 65 5.0 -20.1 191 19 274.5 274.6 269.0 276.5 0.70 7 719 2607 -21.9 -26.6 66 4.7 -22.6 194 20 276.1 276.2 269.9 277.9 0.60 8 700 2804 -22.3 -27.3 64 5.0 -23.0 195 21 277.8 277.9 270.9 279.5 0.58 9 578 4189 -30.9 -39.9 41 9.0 -31.6 229 15 283.4 283.4 273.5 284.0 0.21 10 561 4401 -31.7 -40.7 41 9.0 -32.4 234 14 284.9 284.9 274.3 285.5 0.19 11 500 5210 -35.3 -42.3 49 7.0 -35.8 255 11 290.0 290.0 277.0 290.6 0.18 12 449 5953 -39.1 -45.1 53 6.0 -39.4 253 17 294.3 294.3 279.0 294.8 0.15 13 425 6329 -39.9 -44.9 59 5.0 -40.2 251 20 297.9 298.0 280.7 298.5 0.16 14 418 6442 -40.3 -45.3 59 5.0 -40.6 251 21 298.8 298.9 281.1 299.4 0.16 15 400 6740 -43.1 -48.1 58 5.0 -43.3 250 23 299.0 299.0 281.1 299.4 0.12 16 352 7585 -50.3 -55.3 55 5.0 -50.4 244 18 300.4 300.4 281.6 300.6 0.06 17 324 8122 -52.5 -57.5 55 5.0 -52.6 240 15 304.6 304.6 283.3 304.8 0.05 18 300 8620 -51.1 -56.1 55 5.0 -51.2 250 17 313.3 313.3 286.6 313.6 0.06 19 279 9096 -49.5 -55.5 49 6.0 -49.7 254 16 322.2 322.2 289.5 322.5 0.07 20 250 9820 -48.7 -55.7 44 7.0 -49.0 260 15 333.7 333.7 292.8 334.0 0.08 21 202 11224 -47.7 -56.7 35 9.0 -48.1 270 17 356.2 356.2 298.0 356.6 0.09 22 200 11290 -47.3 -56.3 35 9.0 -47.7 270 17 357.9 357.9 298.4 358.3 0.09 23 150 13190 -46.3 -59.3 22 13.0 -47.0 255 17 390.3 390.3 303.9 390.7 0.09 24 100 15873 -48.1 -65.1 12 17.0 -49.1 434.8 434.8 309.4 435.1 0.06 TRP 324 8122 -52.5 -57.5 55 5.0 -52.6 240 15 304.6 304.6 283.3 304.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5124.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 51.27 % Est. max temperature: -0.84 C = 30.49 F Sfc-Lift cond lev (LCL): 903.33 mb = 881.98 m = 2893.58 ft T: -7.86 C 700-500 lapse rate: 5.40 C/km ThetaE index: 0.42 C Layer 925.0- 850.0 mb Conv cond level (CCL): 780.29 mb = 1997.92 m = 6554.79 ft Mean mixing ratio: 1.23 g/kg Conv temperature: -0.53 C = 31.04 F Cap Strength: 8.24 C Lifted Index: 11.97 C Risk: None Lifted Index @300 mb: 26.63 C Lifted Index @700 mb: 3.58 C Showalter Index: 11.61 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 13.60 C K Index: -3.10 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.72 J/kg Max Up Vert Vel: 5.43 m/s Conv Inhibition (B-): 20455.98 J/kg Cap Strength: 11.62 C Lift Cond Lev (LCL): 805.26 mb = 1760.18 m = 5774.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 at 13 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 ---------------------------------------------------------- 0 978 261 140 3 -1.9 2.3 | 70 13 -12.5 -4.5 1 925 698 175 23 -2.0 22.9 | 142 20 -12.5 16.1 2 850 1352 185 17 1.5 16.9 | 138 14 -9.1 10.1 3 700 2804 195 21 5.4 20.3 | 159 14 -5.1 13.4 4 500 5210 255 11 10.6 2.8 | 359 4 0.1 -4.0 5 400 6740 250 23 21.6 7.9 | 265 11 11.1 1.0 6 324 8122 240 15 13.0 7.5 | 255 3 2.4 0.7 7 300 8620 250 17 16.0 5.8 | 281 6 5.4 -1.0 8 250 9820 260 15 14.8 2.6 | 315 6 4.2 -4.2 9 200 11290 270 17 17.0 -0.0 | 317 9 6.5 -6.8 10 150 13190 255 17 16.4 4.4 | 293 6 5.9 -2.4 Wind Parameters Mean winds (0-6000m): 207.0 at 16.8 knts Storm direction: 237.0 at 12.6 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 98.7 deg Storm rel helicity (0-3000m) pos: 114.4 neg: -4.3 tot: 110.1 m^2/s^2 ave: 36.7 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.20 Bulk Shear: 12.25 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 ------------------------------------------------------------------------------- 500 172 14 120 14| 20.7 0.0 20.7| 88.9 0.0 88.9 177.8 0.95| 22.2 21.1 1000 176 17 131 16| 8.1 0.0 8.1| 88.9 -3.3 85.6 85.6 0.73| 13.9 10.2 1500 179 17 134 15| 5.6 0.0 5.6| 93.9 -4.3 89.6 59.7 0.71| 10.0 7.2 2000 182 18 138 15| 4.6 0.0 4.6|100.3 -4.3 96.0 48.0 0.73| 8.0 5.8 2500 185 18 141 14| 4.0 0.0 4.0|107.1 -4.3 102.8 41.1 0.74| 6.8 5.0 3000 188 19 145 14| 3.1 0.0 3.1|114.4 -4.3 110.1 36.7 0.71| 6.4 4.6 4000 194 18 150 12| 2.0 0.0 2.0|120.5 -4.3 116.2 29.1 0.66| 5.9 3.9 5000 198 17 151 11| 1.3 0.0 1.3|122.7 -4.5 118.2 23.6 0.66| 5.4 3.5 6000 207 17 160 9| 1.1 0.7 1.8|122.7 -12.6 110.1 18.3 0.47| 5.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250421.00.gif