Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
22 mi (36 km)
Bearing
152.7°
Terrain
BLOCKED
Propagation
71/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
151.1
dB
Gaseous (O₂+H₂O)
1.2
dB
Diffraction loss
63.1
dB
TOTAL PATH LOSS
215.4
dB
Gas rate: 0.0328 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 6.4 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)
-215.4
dB
RX Ant Gain
30.0
dBi
RX Power
-137.4
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
2.6
dB
Path Weather Avg
Temperature
81.6°F
27.5°C
Dewpoint
41.5°F
5.3°C
T/Td Gap
40.1°F
Abs Humidity
6.4 g/m³
Pressure
987.4 mb
PWAT
14.3 mm
BL Depth
2286.2 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
82
PWAT
80
Humidity
66
Refractivity
50
Sky Cover
50
Wind
50
Season
47
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 | 33.5, -96.6 | 27.3°C | 6.0°C | 987.4 mb | 2252.5 m | 15.0 mm | ||
| 13% | 33.4, -96.6 | 27.3°C | 6.0°C | 987.4 mb | 2252.5 m | 15.0 mm | ||
| 25% | 33.4, -96.6 | 27.9°C | 4.9°C | 993.0 mb | 2275.5 m | 14.2 mm | ||
| 38% | 33.4, -96.6 | 27.5°C | 5.7°C | 993.7 mb | 2316.3 m | 14.8 mm | ||
| Midpoint | 33.3, -96.5 | 27.5°C | 5.7°C | 993.7 mb | 2316.3 m | 14.8 mm | ||
| 63% | 33.3, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm | ||
| 75% | 33.3, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm | ||
| 88% | 33.2, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm | ||
| Destination | 33.2, -96.5 | 27.6°C | 4.8°C | 995.4 mb | 2290.7 m | 13.7 mm |
Midpoint vertical profile
18-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
74
at 20:00 UTC
Worst:
63
at 13:00 UTC