UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U4266... Searching the city database file for: U4266 ... Date:0000Z 18 APR 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 84 30 1 SFC 993 139 -8.5 -17.5 48 9.0 -10.4 30 1 265.2 265.3 263.1 267.9 0.97 2 988 178 -6.3 -19.3 35 13.0 -9.1 18 2 267.8 267.9 264.7 270.2 0.84 3 964 371 -5.1 -18.1 35 13.0 -8.1 317 9 270.9 271.0 267.1 273.6 0.95 4 936 602 -6.7 -19.7 35 13.0 -9.6 244 18 271.5 271.7 267.4 274.0 0.86 5 925 694 -7.1 -20.1 35 13.0 -9.9 215 21 272.0 272.2 267.7 274.5 0.84 6 850 1348 -10.9 -21.9 40 11.0 -13.1 225 23 274.7 274.9 269.3 277.0 0.78 7 844 1402 -11.3 -22.3 40 11.0 -13.5 226 23 274.9 275.0 269.4 277.1 0.76 8 819 1633 -11.5 -21.5 43 10.0 -13.5 231 23 277.0 277.2 270.8 279.5 0.84 9 700 2820 -18.5 -26.5 49 8.0 -19.8 255 21 282.0 282.1 273.4 283.9 0.63 10 671 3134 -20.3 -27.3 54 7.0 -21.4 261 23 283.4 283.5 274.2 285.3 0.61 11 662 3234 -20.7 -28.7 49 8.0 -21.9 263 23 284.1 284.2 274.4 285.7 0.54 12 585 4133 -28.5 -35.5 51 7.0 -29.2 282 27 285.2 285.2 274.7 286.2 0.32 13 550 4575 -27.9 -37.9 38 10.0 -28.9 291 30 291.0 291.0 277.6 291.9 0.27 14 500 5250 -33.9 -43.9 36 10.0 -34.6 305 33 291.7 291.7 277.7 292.2 0.16 15 400 6780 -45.7 -55.7 31 10.0 -46.0 305 42 295.6 295.6 279.4 295.8 0.05 16 383 7066 -48.3 -58.3 31 10.0 -48.5 305 45 295.9 295.9 279.6 296.0 0.04 17 337 7898 -52.5 -61.5 33 9.0 -52.7 305 52 301.2 301.2 281.8 301.3 0.03 18 302 8607 -50.9 -60.9 30 10.0 -51.1 286 36 313.0 313.0 286.4 313.1 0.03 19 300 8650 -50.9 -60.9 30 10.0 -51.1 285 35 313.6 313.6 286.6 313.7 0.04 20 250 9840 -49.3 -62.3 20 13.0 -49.6 300 31 332.8 332.8 292.5 332.9 0.04 21 239 10134 -50.1 -64.1 18 14.0 -50.4 293 31 335.9 335.9 293.3 336.0 0.03 22 228 10444 -46.3 -61.3 17 15.0 -46.9 286 30 346.2 346.2 295.8 346.4 0.04 23 200 11310 -47.7 -64.7 12 17.0 -48.3 265 29 357.2 357.2 298.2 357.4 0.03 24 150 13210 -46.5 -67.5 7 21.0 -47.4 260 25 389.9 389.9 303.8 390.1 0.03 25 100 15880 -47.3 -70.3 5 23.0 -48.5 235 17 436.3 436.3 309.5 436.5 0.03 26 81 17265 -47.9 -71.9 5 24.0 -49.3 238 18 462.2 462.2 312.0 462.4 0.03 27 70 18220 -49.5 -73.5 4 24.0 -50.8 240 19 478.5 478.5 313.4 478.6 0.03 28 60 19222 -52.5 -76.5 4 24.0 -53.6 231 16 493.3 493.4 314.5 493.5 0.02 29 55 19788 -49.3 -74.3 4 25.0 -51.0 226 15 513.1 513.1 315.9 513.3 0.03 30 50 20410 -51.5 -75.5 4 24.0 -52.9 220 13 522.1 522.1 316.4 522.3 0.03 31 43 21387 -53.3 -77.3 4 24.0 -54.6 235 14 540.7 540.7 317.6 540.9 0.02 32 30 23700 -54.9 -78.9 4 24.0 -56.5 270 15 595.0 595.0 320.4 595.2 0.03 33 20 26300 -54.9 -78.9 4 24.0 -57.1 240 25 668.1 668.1 323.4 668.4 0.04 34 19 26627 -54.9 -78.9 4 24.0 -57.2 239 25 678.0 678.0 323.7 678.3 0.04 35 15 28147 -50.7 -74.7 4 24.0 -54.5 236 23 739.4 739.4 325.7 740.3 0.10 36 10 30820 -44.5 -70.5 4 26.0 -52.1 230 19 853.4 853.6 328.5 856.5 0.28 37 8.7 31753 -44.5 -70.5 4 26.0 -52.7 888.1 888.3 329.2 891.7 0.33 TRP 337 7898 -52.5 -61.5 33 9.0 -52.7 305 52 301.2 301.2 281.8 301.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 5166.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 43.37 % Est. max temperature: 1.25 C = 34.25 F Sfc-Lift cond lev (LCL): 859.51 mb = 1261.91 m = 4140.09 ft T: -10.40 C 700-500 lapse rate: 6.34 C/km ThetaE index: 0.00 C Layer 993.0- 0.0 mb Conv cond level (CCL): 627.41 mb = 3623.83 m = 11889.07 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 10.86 C = 51.56 F Cap Strength: 15.09 C Lifted Index: 15.12 C Risk: None Lifted Index @300 mb: 28.36 C Lifted Index @700 mb: 9.14 C Showalter Index: 12.37 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 12.00 C K Index: -6.90 Risk: None Sweat Index: 227.10 Risk: None Energy Index: 3.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.98 J/kg Max Up Vert Vel: 6.16 m/s Conv Inhibition (B-): 66199.55 J/kg Cap Strength: 15.12 C Lift Cond Lev (LCL): 767.75 mb = 2121.50 m = 6960.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 19 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 ---------------------------------------------------------- 0 993 139 30 1 -0.5 -0.9 | 119 19 -16.5 9.2 1 925 694 215 21 12.0 17.2 | 172 28 -3.9 27.3 2 850 1348 225 23 16.3 16.3 | 181 26 0.3 26.4 3 700 2820 255 21 20.3 5.4 | 196 16 4.3 15.5 4 500 5250 305 33 27.0 -18.9 | 309 14 11.1 -8.8 5 400 6780 305 42 34.4 -24.1 | 307 23 18.4 -14.0 6 337 7898 305 52 42.6 -29.8 | 307 33 26.6 -19.7 7 300 8650 285 35 33.8 -9.1 | 267 18 17.9 1.1 8 250 9840 300 31 26.8 -15.5 | 296 12 10.9 -5.4 9 200 11310 265 29 28.9 2.5 | 226 18 12.9 12.6 10 150 13210 260 25 24.6 4.3 | 211 17 8.7 14.5 11 100 15880 235 17 13.9 9.8 | 174 20 -2.0 19.9 12 70 18220 240 19 16.5 9.5 | 181 20 0.5 19.6 13 50 20410 220 13 8.4 10.0 | 159 21 -7.6 20.1 14 30 23700 270 15 15.0 -0.0 | 175 10 -1.0 10.1 15 20 26300 240 25 21.7 12.5 | 194 23 5.7 22.6 16 10 30820 230 19 14.6 12.2 | 176 22 -1.4 22.3 Wind Parameters Mean winds (0-6000m): 272.4 at 25.2 knts Storm direction: 302.4 at 18.9 knts Shear (0-3000m) pos: 2.6 neg: 4.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 98.0 neg: -32.4 tot: 65.6 m^2/s^2 ave: 21.9 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 63.05 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 ------------------------------------------------------------------------------- 500 213 10 150 21| 0.0 20.5 20.5| 27.3 -17.9 9.4 18.7 0.24| 34.7 8.3 1000 217 16 164 24| 0.0 12.0 12.0| 45.4 -32.4 13.1 13.1 0.20| 21.9 4.3 1500 221 18 170 24| 1.2 8.0 9.2| 64.1 -32.4 31.8 21.2 0.24| 15.9 3.8 2000 225 19 174 24| 1.9 6.0 7.9| 76.4 -32.4 44.1 22.0 0.26| 13.0 3.4 2500 230 20 178 23| 2.3 4.8 7.1| 84.9 -32.4 52.5 21.0 0.27| 11.2 3.0 3000 234 20 181 22| 2.6 4.0 6.6| 98.0 -32.4 65.6 21.9 0.31| 10.0 3.1 4000 246 21 190 19| 3.3 3.0 6.3|131.6 -32.4 99.2 24.8 0.40| 8.9 3.6 5000 260 23 206 16| 3.7 2.4 6.1|168.6 -32.4 136.3 27.3 0.49| 8.3 4.0 6000 272 25 225 13| 3.4 2.0 5.4|173.3 -33.5 139.8 23.3 0.46| 7.5 3.5 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20250418.00.gif