UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 12 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 248 45 1 SFC 998 263 -13.3 -14.3 92 1.0 -13.5 45 1 260.0 260.2 259.8 263.4 1.26 2 972 465 -10.9 -13.6 80 2.7 -11.5 35 3 264.4 264.6 263.3 268.1 1.37 3 925 845 -13.1 -16.4 76 3.3 -13.8 15 7 265.9 266.1 264.0 269.1 1.15 4 862 1379 -16.5 -19.7 76 3.2 -17.1 53 10 267.8 267.9 264.9 270.4 0.93 5 850 1484 -16.1 -19.1 78 3.0 -16.7 60 11 269.3 269.4 266.1 272.1 0.99 6 822 1736 -16.5 -18.9 82 2.4 -17.0 59 12 271.4 271.6 267.6 274.4 1.04 7 821 1745 -16.5 -18.9 82 2.4 -17.0 59 12 271.5 271.7 267.7 274.5 1.04 8 798 1960 -14.9 -17.5 81 2.6 -15.4 58 13 275.5 275.7 270.5 279.0 1.21 9 752 2409 -15.5 -21.5 60 6.0 -16.7 57 15 279.5 279.7 272.5 282.2 0.91 10 700 2949 -16.5 -19.7 76 3.2 -17.2 55 17 284.2 284.4 275.5 287.6 1.14 11 684 3123 -17.3 -20.3 77 3.0 -17.9 54 17 285.2 285.4 275.9 288.6 1.11 12 500 5400 -34.7 -37.9 73 3.2 -35.0 35 17 290.7 290.8 277.5 291.7 0.29 13 429 6444 -42.7 -46.0 70 3.3 -42.9 38 24 293.6 293.6 278.6 294.1 0.14 14 400 6910 -45.7 -48.8 71 3.1 -45.8 40 27 295.6 295.6 279.6 296.0 0.11 15 396 6977 -46.1 -49.2 71 3.1 -46.2 40 27 295.9 295.9 279.7 296.3 0.11 16 324 8287 -54.1 -57.5 66 3.4 -54.2 40 35 302.4 302.4 282.4 302.5 0.05 17 300 8780 -54.7 -58.3 64 3.6 -54.8 45 42 308.2 308.3 284.7 308.4 0.05 18 296 8866 -54.9 -58.5 64 3.6 -55.0 45 42 309.1 309.2 285.1 309.3 0.05 19 250 9950 -53.7 -57.9 60 4.2 -53.8 45 40 326.2 326.2 290.7 326.5 0.06 20 200 11390 -53.3 -58.3 54 5.0 -53.5 40 33 348.4 348.4 296.3 348.7 0.07 21 150 13240 -53.1 -61.1 37 8.0 -53.4 60 23 378.6 378.6 302.1 378.9 0.07 22 114 15003 -54.1 -64.1 28 10.0 -54.5 46 16 407.6 407.6 306.2 407.9 0.06 23 100 15840 -55.3 -65.3 28 10.0 -55.7 40 13 420.9 420.9 307.9 421.2 0.06 24 70 18110 -57.1 -69.1 20 12.0 -57.6 30 5 462.2 462.2 312.0 462.5 0.05 25 69 18201 -57.3 -69.3 20 12.0 -57.8 26 5 463.7 463.7 312.1 464.0 0.05 26 50 20240 -57.5 -70.5 18 13.0 -58.2 285 3 508.0 508.0 315.5 508.3 0.06 27 31 23289 -54.7 -69.7 14 15.0 -56.1 285 5 590.0 590.0 320.2 590.7 0.10 28 30 23500 -53.5 -68.5 14 15.0 -55.1 285 5 598.8 598.8 320.6 599.7 0.13 29 28 23946 -52.1 -68.1 13 16.0 -54.1 270 7 614.6 614.7 321.3 615.7 0.14 30 20 26140 -49.1 -67.1 10 18.0 -52.4 195 19 685.9 686.0 324.0 687.9 0.23 31 19 26477 -48.9 -66.9 11 18.0 -52.4 696.6 696.7 324.4 698.8 0.25 TRP 324 8287 -54.1 -57.5 66 3.4 -54.2 40 35 302.4 302.4 282.4 302.5 0.05 WND Sounding variables and indices 1000-500 mb thick: 5152.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 75.26 % Est. max temperature: -3.87 C = 25.03 F Sfc-Lift cond lev (LCL): 981.84 mb = 388.27 m = 1273.85 ft T: -11.82 C 700-500 lapse rate: 7.43 C/km ThetaE index: 0.00 C Layer 998.0- -0.0 mb Conv cond level (CCL): 863.97 mb = 1361.32 m = 4466.21 ft Mean mixing ratio: 1.23 g/kg Conv temperature: -5.58 C = 21.96 F Cap Strength: 16.20 C Lifted Index: 18.72 C Risk: None Lifted Index @300 mb: 28.42 C Lifted Index @700 mb: 15.53 C Showalter Index: 15.50 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 15.60 C K Index: -3.70 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.27 J/kg Max Up Vert Vel: 6.21 m/s Conv Inhibition (B-): 56458.69 J/kg Cap Strength: 18.63 C Lift Cond Lev (LCL): 905.29 mb = 1007.90 m = 3306.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 75 at 11 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 ---------------------------------------------------------- 0 998 263 45 1 -0.7 -0.7 | 258 10 9.9 2.1 1 925 845 15 7 -1.8 -6.8 | 294 10 8.8 -4.0 2 850 1484 60 11 -9.5 -5.5 | 338 3 1.1 -2.7 3 700 2949 55 17 -13.9 -9.8 | 25 8 -3.3 -7.0 4 500 5400 35 17 -9.8 -13.9 | 355 11 0.9 -11.1 5 400 6910 40 27 -17.4 -20.7 | 21 19 -6.7 -17.9 6 324 8287 40 35 -22.5 -26.8 | 26 27 -11.9 -24.0 7 300 8780 45 42 -29.7 -29.7 | 35 33 -19.1 -26.9 8 250 9950 45 40 -28.3 -28.3 | 35 31 -17.6 -25.5 9 200 11390 40 33 -21.2 -25.3 | 25 25 -10.6 -22.5 10 150 13240 60 23 -19.9 -11.5 | 47 13 -9.3 -8.7 11 100 15840 40 13 -8.4 -10.0 | 342 8 2.3 -7.2 12 70 18110 30 5 -2.5 -4.3 | 281 8 8.1 -1.5 13 50 20240 285 3 2.9 -0.8 | 261 14 13.5 2.0 14 30 23500 285 5 4.8 -1.3 | 264 16 15.5 1.5 15 20 26140 195 19 4.9 18.4 | 216 26 15.6 21.2 Wind Parameters Mean winds (0-6000m): 45.3 at 14.7 knts Storm direction: 75.3 at 11.0 knts Shear (0-3000m) pos: 1.4 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 122.5 deg Storm rel helicity (0-3000m) pos: 25.4 neg: -1.3 tot: 24.1 m^2/s^2 ave: 8.0 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.09 Bulk Shear: 17.71 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 19 4 273 9| 0.0 5.4 5.4| 11.6 0.0 11.6 23.3 0.90| 5.6 5.0 1000 27 6 287 8| 2.5 2.7 5.2| 19.7 0.0 19.7 19.7 0.77| 5.8 4.4 1500 42 8 296 6| 2.9 1.8 4.7| 22.2 0.0 22.2 14.8 0.73| 5.3 3.8 2000 48 9 308 5| 2.2 1.8 4.0| 23.7 0.0 23.7 11.9 0.72| 4.5 3.2 2500 51 10 323 5| 1.7 1.9 3.6| 25.1 0.0 25.1 10.0 0.68| 4.0 2.8 3000 52 11 337 5| 1.4 1.8 3.2| 25.4 -1.3 24.1 8.0 0.62| 3.6 2.2 4000 51 13 351 5| 1.1 1.5 2.5| 25.4 -5.9 19.5 4.9 0.47| 3.0 1.4 5000 48 14 355 6| 0.9 1.3 2.2| 25.4 -11.0 14.4 2.9 0.35| 2.7 0.9 6000 45 15 358 8| 1.1 1.1 2.2| 38.7 -11.6 27.1 4.5 0.40| 2.7 1.1 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251012.00.gif