For 24 Hours Change in Temperature |
-4.1 °C Or Less |
Marked Fall |
-2.1 °C to -4.0 °C |
Appreciable Fall |
-2.0 °C to +2.0 °C |
No Large Change |
+2.1 °C to +4.0 °C |
Appreciable Rise |
+4.1 Or More |
Marked Rise |
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For Temperature Departures |
-5.0 °C Or Less |
Markedly Below Normal |
-3.1 °C to -5.0 °C |
Appreciably Below Normal |
-1.6 °C to -3.0 °C |
Below Normal |
-1.5 °C to +1.5 °C |
Normal |
+1.6 °C to +3.0 °C |
Above Normal |
+3.1 °C to +5.0 °C |
Appreciably Above Normal |
+5.0 Or More |
Markedly Above Normal |
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For Rainfall Distribution |
76 - 100 % Station Reporting Rainfall |
Most Places |
Widespread (WS) |
51 - 75 % Station Reporting Rainfall |
Many Places |
Fairly Widespread (FWS) |
26 - 50 % Station Reporting Rainfall |
A Few Places |
Scattered (SCT) |
01 - 25 % Station Reporting Rainfall |
Isolated Places |
Isolated (ISOL) |
No Rain |
Dry |
Dry (DRY) |
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