Path Calculator
Analyze microwave propagation between two points
Link Summary · 10 GHz
Distance
61 mi (98 km)
Bearing
196.9°
Terrain
BLOCKED
Propagation
67/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 10 GHz
FSPL (free-space)
152.2
dB
Gaseous (O₂+H₂O)
0.7
dB
Diffraction loss
96.5
dB
TOTAL PATH LOSS
249.5
dB
Gas rate: 0.0070 dB/km
H₂O: 0.0000 dB/km/g ·
O₂: 0.0070 dB/km
Abs humidity avg: 7.9 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-249.5
dB
RX Ant Gain
30.0
dBi
RX Power
-171.5
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-31.5
dB
Path Weather Avg
Temperature
81.6°F
27.6°C
Dewpoint
47.0°F
8.3°C
T/Td Gap
34.6°F
Abs Humidity
7.9 g/m³
Pressure
990.5 mb
PWAT
17.1 mm
BL Depth
2329.0 m
Refrac Gradient
0 N/km
Propagation Factors · 10 GHz
Rain
100
Humidity
82
PWAT
75
Pressure
70
Season
68
T-Td Depression
55
Refractivity
50
Sky Cover
50
Wind
50
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.0, -96.1 | 27.0°C | 11.3°C | 994.9 mb | 2300.2 m | 18.3 mm | ||
| 13% | 33.9, -96.2 | 27.2°C | 10.8°C | 997.5 mb | 2322.6 m | 18.2 mm | ||
| 25% | 33.8, -96.2 | 26.7°C | 10.5°C | 996.3 mb | 2291.1 m | 18.3 mm | ||
| 38% | 33.7, -96.3 | 27.9°C | 9.3°C | 998.0 mb | 2326.7 m | 17.7 mm | ||
| Midpoint | 33.6, -96.3 | 27.4°C | 9.7°C | 993.6 mb | 2363.3 m | 19.0 mm | ||
| 63% | 33.5, -96.3 | 27.6°C | 5.7°C | 990.5 mb | 2275.6 m | 15.0 mm | ||
| 75% | 33.4, -96.4 | 28.2°C | 5.3°C | 992.4 mb | 2409.5 m | 16.3 mm | ||
| 88% | 33.3, -96.4 | 28.4°C | 7.3°C | 997.4 mb | 2380.9 m | 17.1 mm | ||
| Destination | 33.2, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm |
Midpoint vertical profile
17-Hour Propagation Forecast · 10 GHz
→ Steady
Best:
81
at 11:00 UTC
Worst:
66
at 02:00 UTC