UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 25 APR 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 28 200 5 SFC 991 102 5.4 3.1 85 2.3 4.3 200 5 279.3 280.1 277.9 292.5 4.82 2 959 369 2.8 -0.9 77 3.7 1.3 226 9 279.3 279.9 276.5 289.6 3.73 3 940 531 3.6 -1.0 72 4.6 1.6 242 11 281.7 282.3 277.8 292.3 3.78 4 925 661 3.0 -4.0 60 7.0 0.2 255 13 282.4 282.9 277.2 291.1 3.07 5 908 811 1.8 -6.2 55 8.0 -1.2 255 13 282.6 283.1 276.7 290.2 2.64 6 850 1340 -1.9 -8.9 59 7.0 -4.3 255 13 284.2 284.6 277.0 290.8 2.29 7 709 2749 -13.7 -19.7 60 6.0 -15.1 250 19 286.3 286.5 276.5 289.7 1.13 8 700 2846 -14.5 -19.5 66 5.0 -15.6 250 19 286.4 286.6 276.6 289.9 1.16 9 694 2911 -14.7 -19.7 66 5.0 -15.8 250 19 286.9 287.1 276.9 290.4 1.15 10 635 3576 -19.5 -29.5 41 10.0 -21.0 253 17 288.8 288.9 276.9 290.5 0.52 11 513 5119 -31.9 -41.9 37 10.0 -32.6 259 13 292.0 292.0 278.0 292.6 0.19 12 500 5300 -32.7 -42.7 36 10.0 -33.4 260 13 293.2 293.2 278.5 293.8 0.18 13 412 6640 -43.1 -54.1 29 11.0 -43.5 277 11 296.5 296.5 279.8 296.7 0.06 14 400 6840 -43.7 -54.7 29 11.0 -44.0 280 11 298.2 298.2 280.6 298.4 0.06 15 375 7271 -46.7 -57.7 27 11.0 -47.0 255 9 299.8 299.8 281.3 299.9 0.04 16 360 7543 -45.5 -57.5 25 12.0 -45.9 250 12 304.9 304.9 283.4 305.1 0.04 17 318 8370 -45.9 -58.9 22 13.0 -46.3 233 19 315.4 315.4 287.3 315.5 0.04 18 300 8760 -43.7 -57.7 20 14.0 -44.2 225 23 323.8 323.8 290.0 324.0 0.05 19 286 9084 -41.1 -57.1 16 16.0 -41.8 228 24 331.9 332.0 292.3 332.2 0.06 20 250 10000 -41.9 -61.9 10 20.0 -42.8 235 27 343.8 343.8 295.3 343.9 0.04 21 218 10917 -42.7 -64.7 7 22.0 -43.6 223 29 356.3 356.3 298.0 356.4 0.03 22 200 11490 -45.7 -68.7 6 23.0 -46.4 215 31 360.4 360.4 298.8 360.5 0.02 23 199 11524 -45.9 -68.9 6 23.0 -46.6 215 31 360.6 360.6 298.8 360.7 0.02 24 158 13063 -47.1 -71.1 5 24.0 -47.9 231 33 383.2 383.2 302.8 383.2 0.02 25 150 13410 -45.3 -70.3 4 25.0 -46.3 235 33 392.0 392.0 304.1 392.1 0.02 26 147 13545 -44.9 -69.9 4 25.0 -46.0 236 33 395.0 395.0 304.5 395.1 0.02 27 129 14408 -49.3 -74.3 4 25.0 -50.1 242 33 402.1 402.1 305.5 402.2 0.01 28 110 15455 -47.3 -73.3 4 26.0 -48.4 250 33 424.6 424.6 308.3 424.7 0.02 29 100 16080 -50.3 -75.3 4 25.0 -51.2 255 33 430.5 430.5 308.9 430.6 0.01 30 92 16619 -54.3 -78.3 4 24.0 -54.9 256 30 433.0 433.0 309.1 433.1 0.01 31 74 18015 -54.1 -78.1 4 24.0 -54.9 259 23 461.3 461.3 311.9 461.3 0.01 32 70 18370 -55.7 -79.7 3 24.0 -56.4 260 21 465.2 465.2 312.3 465.3 0.01 33 68 18554 -56.9 -79.9 4 23.0 -57.5 260 20 466.5 466.5 312.4 466.6 0.01 34 51 20383 -54.1 -78.1 4 24.0 -55.2 265 12 513.1 513.1 315.8 513.2 0.02 35 50 20510 -54.5 -78.5 4 24.0 -55.5 265 11 515.0 515.0 316.0 515.1 0.02 36 34 22970 -56.3 -79.3 4 23.0 -57.5 220 9 570.4 570.4 319.2 570.5 0.02 37 30 23770 -53.7 -77.7 4 24.0 -55.5 205 9 598.2 598.3 320.5 598.5 0.03 38 23 25472 -54.9 -78.9 4 24.0 -56.8 205 6 641.9 642.0 322.4 642.2 0.03 39 20 26370 -52.7 -76.7 4 24.0 -55.4 205 5 674.9 674.9 323.6 675.3 0.06 40 18 27052 -51.5 -75.5 4 24.0 -54.7 699.3 699.3 324.4 699.9 0.08 41 16 27812 -54.1 -78.1 4 24.0 -56.9 714.8 714.8 324.9 715.3 0.06 42 13 29168 -46.5 -72.5 4 26.0 -52.3 784.8 784.9 326.9 786.4 0.16 43 12 29698 -47.7 -73.7 3 26.0 -53.3 798.7 798.8 327.3 800.2 0.15 TRP 375 7271 -46.7 -57.7 27 11.0 -47.0 255 9 299.8 299.8 281.3 299.9 0.04 WND Sounding variables and indices 1000-500 mb thick: 5272.00 m Freezing level: 879.78 mb = 1068.35 m = 3505.05 ft Wetbulb zero: 922.64 mb = 681.69 m = 2236.50 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 52.79 % Est. max temperature: 10.41 C = 50.74 F Sfc-Lift cond lev (LCL): 956.52 mb = 389.55 m = 1278.04 ft T: 2.90 C 700-500 lapse rate: 7.42 C/km ThetaE index: 2.89 C Layer 959.0- 940.0 mb Conv cond level (CCL): 825.77 mb = 1564.71 m = 5133.52 ft Mean mixing ratio: 3.50 g/kg Conv temperature: 10.65 C = 51.16 F Cap Strength: 2.44 C Lifted Index: 2.82 C Risk: None Lifted Index @300 mb: 23.31 C Lifted Index @700 mb: 0.48 C Showalter Index: 2.91 C Risk: Showers probable Total Totals Index: 54.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.80 C Cross Totals Index: 23.80 C K Index: 16.90 Risk: < 20 % chance of thunderstorms Sweat Index: 151.00 Risk: None Energy Index: 0.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.93 J/kg Max Up Vert Vel: 6.47 m/s Conv Inhibition (B-): 57478.70 J/kg Cap Strength: 2.44 C Lift Cond Lev (LCL): 868.80 mb = 1164.69 m = 3821.11 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 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 ---------------------------------------------------------- 0 991 102 200 5 1.7 4.7 | 130 12 -8.9 7.4 1 925 661 255 13 12.6 3.4 | 198 6 2.0 6.1 2 850 1340 255 13 12.6 3.4 | 198 6 2.0 6.1 3 700 2846 250 19 17.9 6.5 | 218 12 7.3 9.2 4 500 5300 260 13 12.8 2.3 | 204 5 2.2 4.9 5 400 6840 280 11 10.8 -1.9 | 196 1 0.2 0.8 6 375 7271 255 9 8.7 2.3 | 159 5 -1.9 5.0 7 300 8760 225 23 16.3 16.3 | 197 20 5.7 19.0 8 250 10000 235 27 22.1 15.5 | 212 22 11.5 18.2 9 200 11490 215 31 17.8 25.4 | 194 29 7.2 28.1 10 150 13410 235 33 27.0 18.9 | 217 27 16.4 21.6 11 100 16080 255 33 31.9 8.5 | 242 24 21.3 11.2 12 70 18370 260 21 20.7 3.6 | 238 12 10.1 6.3 13 50 20510 265 11 11.0 1.0 | 186 4 0.4 3.6 14 30 23770 205 9 3.8 8.2 | 148 13 -6.8 10.8 15 20 26370 205 5 2.1 4.5 | 130 11 -8.5 7.2 Wind Parameters Mean winds (0-6000m): 254.2 at 14.6 knts Storm direction: 284.2 at 10.9 knts Shear (0-3000m) pos: 1.9 neg: 0.9 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 32.2 neg: -0.1 tot: 32.1 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.44 Bulk Shear: 6.08 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 ------------------------------------------------------------------------------- 500 238 9 155 8| 9.9 0.0 9.9| 23.2 0.0 23.2 46.5 0.89| 10.6 9.5 1000 249 11 175 7| 5.6 0.0 5.6| 25.7 0.0 25.7 25.7 0.89| 6.1 5.5 1500 251 12 183 6| 3.7 0.4 4.1| 26.9 0.0 26.9 18.0 0.88| 4.4 3.9 2000 252 12 190 7| 2.8 0.8 3.6| 29.2 0.0 29.2 14.6 0.83| 3.9 3.2 2500 252 13 197 7| 2.2 1.1 3.3| 31.3 0.0 31.3 12.5 0.78| 3.5 2.7 3000 251 14 202 8| 1.9 0.9 2.8| 32.2 -0.1 32.1 10.7 0.73| 3.2 2.3 4000 252 15 206 8| 1.3 0.7 1.9| 32.2 -1.3 31.0 7.7 0.62| 2.7 1.7 5000 253 15 207 8| 0.9 0.5 1.4| 32.2 -3.1 29.1 5.8 0.51| 2.5 1.2 6000 254 15 207 7| 0.8 0.4 1.2| 32.5 -3.5 29.0 4.8 0.45| 2.3 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250425.00.gif