UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110712.upa.cvt Date: 1200Z 7 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:1200Z 7 NOV 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 1000 114 -11.9 -15.0 78 3.1 -12.6 210 3 261.2 261.4 260.6 264.5 1.19 1 947 531 -13.9 -17.9 72 4.0 -14.7 248 14 263.3 263.5 261.7 266.0 0.99 2 925 711 -11.5 -14.4 79 2.9 -12.2 265 19 267.5 267.8 265.6 271.3 1.35 3 922 736 -11.5 -14.4 79 2.9 -12.2 264 19 267.8 268.0 265.7 271.6 1.36 4 850 1355 -12.9 -15.5 81 2.6 -13.5 250 29 272.6 272.9 269.0 276.4 1.34 5 791 1899 -16.7 -20.0 76 3.3 -17.3 254 28 274.2 274.4 269.4 277.1 0.99 6 708 2727 -19.7 -22.4 79 2.7 -20.2 259 27 279.8 279.9 272.6 282.4 0.89 7 700 2811 -20.3 -22.9 80 2.6 -20.8 260 27 280.0 280.2 272.6 282.6 0.87 8 572 4276 -29.9 -34.1 67 4.2 -30.3 272 32 285.4 285.5 274.9 286.6 0.37 9 536 4738 -29.9 -35.9 56 6.0 -30.5 276 33 290.7 290.8 277.6 291.8 0.33 10 500 5230 -32.5 -37.5 61 5.0 -32.9 280 35 293.4 293.5 278.8 294.4 0.30 11 451 5950 -36.3 -40.9 62 4.6 -36.6 282 38 297.4 297.5 280.6 298.2 0.24 12 400 6770 -42.1 -46.5 62 4.4 -42.3 285 42 300.3 300.3 281.7 300.8 0.15 13 371 7277 -45.5 -49.6 63 4.1 -45.7 284 43 302.3 302.3 282.5 302.7 0.11 14 324 8167 -53.3 -57.7 59 4.4 -53.4 281 45 303.5 303.5 282.8 303.6 0.05 15 300 8660 -56.3 -60.4 60 4.1 -56.3 280 46 306.0 306.0 283.8 306.1 0.04 16 250 9800 -63.1 -67.4 56 4.3 -63.1 275 46 312.3 312.3 286.1 312.3 0.02 17 232 10259 -65.1 -69.3 56 4.2 -65.1 270 48 316.0 316.0 287.4 316.0 0.01 18 217 10668 -64.5 -68.8 55 4.3 -64.6 270 47 323.0 323.0 289.7 323.1 0.02 19 200 11170 -62.7 -67.1 55 4.4 -62.7 270 46 333.5 333.5 292.7 333.6 0.02 20 171 12141 -59.1 -63.7 55 4.6 -59.2 275 42 354.7 354.7 297.7 354.9 0.04 21 150 12960 -59.3 -64.1 54 4.8 -59.4 280 38 367.9 367.9 300.2 368.1 0.05 22 100 15490 -61.3 -67.3 45 6.0 -61.4 265 31 409.3 409.3 306.5 409.5 0.04 23 78 17030 -60.1 -67.1 39 7.0 -60.3 268 30 441.9 441.9 310.1 442.2 0.06 24 70 17700 -62.3 -69.3 39 7.0 -62.5 270 29 451.1 451.1 311.0 451.4 0.05 25 50 19770 -64.9 -72.9 32 8.0 -65.1 260 33 490.5 490.6 314.3 490.8 0.04 26 47 20147 -66.1 -74.1 32 8.0 -66.3 260 33 496.4 496.4 314.7 496.6 0.04 27 30 22880 -65.1 -74.1 28 9.0 -65.5 260 36 567.2 567.2 319.0 567.6 0.06 28 20 25350 -64.5 -73.5 28 9.0 -65.1 250 56 638.7 638.8 322.3 639.5 0.09 29 17 26348 -62.7 -72.7 25 10.0 -63.6 674.9 675.0 323.6 675.9 0.12 TRP 232 10259 -65.1 -69.3 56 4.2 -65.1 270 48 316.0 316.0 287.4 316.0 0.01 WND Sounding variables and indices 1000-500 mb thick: 5116.04 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 72.89 % Est. max temperature: -0.52 C = 31.07 F Sfc-Lift cond lev (LCL): 951.24 mb = 496.75 m = 1629.74 ft T: -13.74 C 700-500 lapse rate: 5.04 C/km ThetaE index: 0.00 C Layer 1000.0--3910119490600262696960.0 mb Conv cond level (CCL): 728.43 mb = 2514.44 m = 8249.36 ft Mean mixing ratio: 1.18 g/kg Conv temperature: 5.18 C = 41.33 F Cap Strength: 19.42 C Lifted Index: 21.15 C Risk: None Lifted Index @300 mb: 27.06 C Lifted Index @700 mb: 11.97 C Showalter Index: 14.24 C Risk: None Total Totals Index: 36.60 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 17.00 C K Index: 1.50 Risk: None Sweat Index: 180.50 Risk: None Energy Index: 3.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.90 J/kg Max Up Vert Vel: 8.47 m/s Conv Inhibition (B-): 56690.67 J/kg Cap Strength: 20.64 C Lift Cond Lev (LCL): 899.71 mb = 922.15 m = 3025.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 298 at 21 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 1000 114 210 3 1.5 2.6 | 126 21 -17.5 12.5 1 1000 114 210 3 1.5 2.6 | 126 21 -17.5 12.5 2 925 711 265 19 18.9 1.7 | 180 12 -0.0 11.6 3 850 1355 250 29 27.3 9.9 | 203 22 8.3 19.8 4 700 2811 260 27 26.6 4.7 | 208 16 7.6 14.6 5 500 5230 280 35 34.5 -6.1 | 256 16 15.5 3.9 6 400 6770 285 42 40.6 -10.9 | 272 22 21.6 -0.9 7 300 8660 280 46 45.3 -8.0 | 266 26 26.3 1.9 8 250 9800 275 46 45.8 -4.0 | 258 28 26.9 5.9 9 232 10259 270 48 48.0 -0.0 | 251 31 29.0 9.9 10 200 11170 270 46 46.0 -0.0 | 250 29 27.0 9.9 11 150 12960 280 38 37.4 -6.6 | 260 19 18.5 3.3 12 100 15490 265 31 30.9 2.7 | 223 17 11.9 12.6 13 70 17700 270 29 29.0 -0.0 | 225 14 10.0 9.9 14 50 19770 260 33 32.5 5.7 | 221 21 13.5 15.7 15 30 22880 260 36 35.5 6.3 | 226 23 16.5 16.2 16 20 25350 250 56 52.6 19.2 | 229 44 33.7 29.1 Wind Parameters Mean winds (0-6000m): 267.6 at 28.5 knts Storm direction: 297.6 at 21.4 knts Shear (0-3000m) pos: 2.7 neg: 2.1 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 87.3 deg Storm rel helicity (0-3000m) pos: 114.3 neg: 0.0 tot: 114.3 m^2/s^2 ave: 38.1 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.71 Bulk Shear: 50.67 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 ------------------------------------------------------------------------------- 500 249 10 143 17| 14.9 0.0 14.9| 67.2 0.0 67.2 134.5 0.86| 16.2 14.0 1000 259 15 164 13| 7.4 4.6 12.0| 92.9 0.0 92.9 92.9 0.78| 13.7 10.7 1500 255 20 180 15| 5.0 4.2 9.2|101.3 0.0 101.3 67.5 0.71| 10.9 7.7 2000 255 22 187 16| 3.7 3.2 6.8|104.4 0.0 104.4 52.2 0.68| 8.7 5.9 2500 255 23 192 16| 2.9 2.5 5.4|106.8 0.0 106.8 42.7 0.66| 7.3 4.9 3000 256 24 195 16| 2.7 2.1 4.8|114.3 0.0 114.3 38.1 0.67| 6.5 4.3 4000 259 25 202 16| 2.6 1.6 4.2|136.7 0.0 136.7 34.2 0.71| 5.5 3.9 5000 264 27 211 15| 2.6 1.3 3.8|160.6 0.0 160.6 32.1 0.74| 5.0 3.8 6000 268 29 221 15| 2.6 1.1 3.6|178.0 0.0 178.0 29.7 0.74| 4.6 3.5 Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251107.12.gif